Changeset 699 for pjproject/trunk

Timestamp:

Sep 10, 2006 4:33:48 PM (18 years ago)

Author:

bennylp

Message:

Fixed autoconf in mingw

Location:

pjproject/trunk

Files:

• aconfigure (modified) (210 diffs)
• aconfigure.ac (modified) (6 diffs)
• pjlib/build/os-auto.mak.in (modified) (2 diffs)
• pjlib/include/pj/compat/os_auto.h.in (modified) (2 diffs)
• pjlib/include/pj/compat/socket.h (modified) (2 diffs)
• pjlib/src/pjlib-test/ioq_unreg.c (modified) (1 diff)
• pjmedia/build/os-auto.mak.in (modified) (1 diff)

pjproject/trunk/aconfigure

@@ -1 +1 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by Autoconf 2.52 for pjproject 0.5.8.
+# Generated by GNU Autoconf 2.56 for pjproject 0.5.8.
 #
-# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
+# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
 # Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
-
+## --------------------- ##
+## M4sh Initialization.  ##
+## --------------------- ##
+
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+  emulate sh
+  NULLCMD=:
+  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
+elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+  set -o posix
+fi
+
+# Support unset when possible.
+if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
+  as_unset=unset
+else
+  as_unset=false
+fi
+
+
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+for as_var in \
+  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+  LC_TELEPHONE LC_TIME
+do
+  if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then
+    eval $as_var=C; export $as_var
+  else
+    $as_unset $as_var
+  fi
+done
+
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
+  as_expr=expr
+else
+  as_expr=false
+fi
+
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
+  as_basename=basename
+else
+  as_basename=false
+fi
+
+
+# Name of the executable.
+as_me=`$as_basename "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+         X"$0" : 'X\(//\)$' \| \
+         X"$0" : 'X\(/\)$' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+          /^X\/\(\/\/\)$/{ s//\1/; q; }
+          /^X\/\(\/\).*/{ s//\1/; q; }
+          s/.*/./; q'`
+
+
+# PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
@@ -15 +84 @@
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-# Sed expression to map a string onto a valid variable name.
-as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
-
-# Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
-
-# Be Bourne compatible
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
-  emulate sh
-  NULLCMD=:
-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
-  set -o posix
-fi
-
-# Name of the executable.
-as_me=`echo "$0" |sed 's,.*[\\/],,'`
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  echo "#! /bin/sh" >conf$$.sh
+  echo  "exit 0"   >>conf$$.sh
+  chmod +x conf$$.sh
+  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+    PATH_SEPARATOR=';'
+  else
+    PATH_SEPARATOR=:
+  fi
+  rm -f conf$$.sh
+fi
+
+
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
+  # Find who we are.  Look in the path if we contain no path at all
+  # relative or not.
+  case $0 in
+    *[\\/]* ) as_myself=$0 ;;
+    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+       ;;
+  esac
+  # We did not find ourselves, most probably we were run as `sh COMMAND'
+  # in which case we are not to be found in the path.
+  if test "x$as_myself" = x; then
+    as_myself=$0
+  fi
+  if test ! -f "$as_myself"; then
+    { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
+   { (exit 1); exit 1; }; }
+  fi
+  case $CONFIG_SHELL in
+  '')
+    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for as_base in sh bash ksh sh5; do
+         case $as_dir in
+         /*)
+           if ("$as_dir/$as_base" -c '
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
+             $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+             $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+             CONFIG_SHELL=$as_dir/$as_base
+             export CONFIG_SHELL
+             exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+           fi;;
+         esac
+       done
+done
+;;
+  esac
+
+  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+  # uniformly replaced by the line number.  The first 'sed' inserts a
+  # line-number line before each line; the second 'sed' does the real
+  # work.  The second script uses 'N' to pair each line-number line
+  # with the numbered line, and appends trailing '-' during
+  # substitution so that $LINENO is not a special case at line end.
+  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
+  sed '=' <$as_myself |
+    sed '
+      N
+      s,$,-,
+      : loop
+      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+      t loop
+      s,-$,,
+      s,^['$as_cr_digits']*\n,,
+    ' >$as_me.lineno &&
+  chmod +x $as_me.lineno ||
+    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+   { (exit 1); exit 1; }; }
+
+  # Don't try to exec as it changes $[0], causing all sort of problems
+  # (the dirname of $[0] is not the place where we might find the
+  # original and so on.  Autoconf is especially sensible to this).
+  . ./$as_me.lineno
+  # Exit status is that of the last command.
+  exit
+}
+
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+  *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T='      ' ;;
+  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
+esac
 
 if expr a : '\(a\)' >/dev/null 2>&1; then
@@ -56 +216 @@
 rm -f conf$$ conf$$.exe conf$$.file
 
+if mkdir -p . 2>/dev/null; then
+  as_mkdir_p=:
+else
+  as_mkdir_p=false
+fi
+
 as_executable_p="test -f"
 
-# Support unset when possible.
-if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
-  as_unset=unset
-else
-  as_unset=false
-fi
-
-# NLS nuisances.
-$as_unset LANG || test "${LANG+set}" != set || { LANG=C; export LANG; }
-$as_unset LC_ALL || test "${LC_ALL+set}" != set || { LC_ALL=C; export LC_ALL; }
-$as_unset LC_TIME || test "${LC_TIME+set}" != set || { LC_TIME=C; export LC_TIME; }
-$as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set || { LC_CTYPE=C; export LC_CTYPE; }
-$as_unset LANGUAGE || test "${LANGUAGE+set}" != set || { LANGUAGE=C; export LANGUAGE; }
-$as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set || { LC_COLLATE=C; export LC_COLLATE; }
-$as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set || { LC_NUMERIC=C; export LC_NUMERIC; }
-$as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set || { LC_MESSAGES=C; export LC_MESSAGES; }
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+
 
 # IFS
@@ -82 +238 @@
 
 # CDPATH.
-$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=:; export CDPATH; }
+$as_unset CDPATH
+
 
 # Name of the host.
@@ -95 +252 @@
 #
 ac_default_prefix=/usr/local
+ac_config_libobj_dir=.
 cross_compiling=no
 subdirs=
-MFLAGS= MAKEFLAGS=
+MFLAGS=
+MAKEFLAGS=
 SHELL=${CONFIG_SHELL-/bin/sh}
 
@@ -104 +263 @@
 # only ac_max_sed_lines should be used.
 : ${ac_max_here_lines=38}
+
+# Identity of this package.
+PACKAGE_NAME='pjproject'
+PACKAGE_TARNAME='pjproject'
+PACKAGE_VERSION='0.5.8'
+PACKAGE_STRING='pjproject 0.5.8'
+PACKAGE_BUGREPORT=''
+
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#if HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# if HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#if HAVE_STRING_H
+# if !STDC_HEADERS && HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#if HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#else
+# if HAVE_STDINT_H
+#  include <stdint.h>
+# endif
+#endif
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX CPP EGREP ac_os_objs ac_pjmedia_snd ac_pa_use_alsa ac_no_small_filter ac_no_large_filter ac_no_g711_plc ac_no_speex_aec ac_no_g711_codec ac_no_l16_codec ac_no_gsm_codec ac_no_speex_codec ac_no_ilbc_codec ac_cross_compile ac_linux_poll ac_host ac_main_obj LIBOBJS LTLIBOBJS'
+ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -143 +349 @@
 mandir='${prefix}/man'
 
-# Identity of this package.
-PACKAGE_NAME='pjproject'
-PACKAGE_TARNAME='pjproject'
-PACKAGE_VERSION='0.5.8'
-PACKAGE_STRING='pjproject 0.5.8'
-PACKAGE_BUGREPORT=''
-
 ac_prev=
 for ac_option
@@ -282 +481 @@
 
   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
-  | --no-cr | --no-c)
+  | --no-cr | --no-c | -n)
     no_create=yes ;;
 
@@ -461 +660 @@
   case $ac_val in
     [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
-    *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
+    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
   esac
@@ -473 +672 @@
   case $ac_val in
     [\\/$]* | ?:[\\/]* ) ;;
-    *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
+    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
   esac
@@ -480 +679 @@
 # There might be people who depend on the old broken behavior: `$host'
 # used to hold the argument of --host etc.
+# FIXME: To remove some day.
 build=$build_alias
 host=$host_alias
 target=$target_alias
 
-# FIXME: should be removed in autoconf 3.0.
+# FIXME: To remove some day.
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
@@ -500 +700 @@
 test "$silent" = yes && exec 6>/dev/null
 
+
 # Find the source files, if location was not specified.
 if test -z "$srcdir"; then
   ac_srcdir_defaulted=yes
   # Try the directory containing this script, then its parent.
-  ac_prog=$0
-  ac_confdir=`echo "$ac_prog" | sed 's%[\\/][^\\/][^\\/]*$%%'`
-  test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
+  ac_confdir=`(dirname "$0") 2>/dev/null ||
+$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+         X"$0" : 'X\(//\)[^/]' \| \
+         X"$0" : 'X\(//\)$' \| \
+         X"$0" : 'X\(/\)' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X"$0" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+          /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+          /^X\(\/\/\)$/{ s//\1/; q; }
+          /^X\(\/\).*/{ s//\1/; q; }
+          s/.*/./; q'`
   srcdir=$ac_confdir
   if test ! -r $srcdir/$ac_unique_file; then
@@ -516 +726 @@
 if test ! -r $srcdir/$ac_unique_file; then
   if test "$ac_srcdir_defaulted" = yes; then
-    { echo "$as_me: error: cannot find sources in $ac_confdir or .." >&2
+    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
    { (exit 1); exit 1; }; }
   else
-    { echo "$as_me: error: cannot find sources in $srcdir" >&2
+    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
    { (exit 1); exit 1; }; }
   fi
 fi
+(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
+  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
+   { (exit 1); exit 1; }; }
 srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
 ac_env_build_alias_set=${build_alias+set}
@@ -571 +784 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
-  cat <<EOF
+  cat <<_ACEOF
 \`configure' configures pjproject 0.5.8 to adapt to many kinds of systems.
 
@@ -592 +805 @@
       --srcdir=DIR        find the sources in DIR [configure dir or \`..']
 
-EOF
-
-  cat <<EOF
+_ACEOF
+
+  cat <<_ACEOF
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
@@ -621 +834 @@
   --infodir=DIR          info documentation [PREFIX/info]
   --mandir=DIR           man documentation [PREFIX/man]
-EOF
-
-  cat <<\EOF
+_ACEOF
+
+  cat <<\_ACEOF
 
 System types:
   --build=BUILD     configure for building on BUILD [guessed]
-  --host=HOST       build programs to run on HOST [BUILD]
+  --host=HOST       cross-compile to build programs to run on HOST [BUILD]
   --target=TARGET   configure for building compilers for TARGET [HOST]
-EOF
+_ACEOF
 fi
 
@@ -636 +849 @@
      short | recursive ) echo "Configuration of pjproject 0.5.8:";;
    esac
-  cat <<\EOF
+  cat <<\_ACEOF
 
 Optional Features:
@@ -667 +880 @@
 it to find libraries and programs with nonstandard names/locations.
 
-EOF
+_ACEOF
 fi
 
@@ -673 +886 @@
   # If there are subdirs, report their specific --help.
   ac_popdir=`pwd`
-  for ac_subdir in : $ac_subdirs_all; do test "x$ac_subdir" = x: && continue
-    cd $ac_subdir
-    # A "../" for each directory in /$ac_subdir.
-    ac_dots=`echo $ac_subdir |
-             sed 's,^\./,,;s,[^/]$,&/,;s,[^/]*/,../,g'`
-
-    case $srcdir in
-    .) # No --srcdir option.  We are building in place.
-      ac_sub_srcdir=$srcdir ;;
-    [\\/]* | ?:[\\/]* ) # Absolute path.
-      ac_sub_srcdir=$srcdir/$ac_subdir ;;
-    *) # Relative path.
-      ac_sub_srcdir=$ac_dots$srcdir/$ac_subdir ;;
-    esac
-
+  for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
+    test -d $ac_dir || continue
+    ac_builddir=.
+
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+  .)  # No --srcdir option.  We are building in place.
+    ac_srcdir=.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+# absolute.
+ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd`
+ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
+
+    cd $ac_dir
     # Check for guested configure; otherwise get Cygnus style configure.
-    if test -f $ac_sub_srcdir/configure.gnu; then
+    if test -f $ac_srcdir/configure.gnu; then
       echo
-      $SHELL $ac_sub_srcdir/configure.gnu  --help=recursive
-    elif test -f $ac_sub_srcdir/configure; then
+      $SHELL $ac_srcdir/configure.gnu  --help=recursive
+    elif test -f $ac_srcdir/configure; then
       echo
-      $SHELL $ac_sub_srcdir/configure  --help=recursive
-    elif test -f $ac_sub_srcdir/configure.ac ||
-           test -f $ac_sub_srcdir/configure.in; then
+      $SHELL $ac_srcdir/configure  --help=recursive
+    elif test -f $ac_srcdir/configure.ac ||
+           test -f $ac_srcdir/configure.in; then
       echo
       $ac_configure --help
     else
-      echo "$as_me: WARNING: no configuration information is in $ac_subdir" >&2
+      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi
     cd $ac_popdir
@@ -708 +941 @@
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
-  cat <<\EOF
+  cat <<\_ACEOF
 pjproject configure 0.5.8
-generated by GNU Autoconf 2.52
-
-Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
+generated by GNU Autoconf 2.56
+
+Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
-EOF
+_ACEOF
   exit 0
 fi
 exec 5>config.log
-cat >&5 <<EOF
+cat >&5 <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by pjproject $as_me 0.5.8, which was
-generated by GNU Autoconf 2.52.  Invocation command line was
+generated by GNU Autoconf 2.56.  Invocation command line was
 
   $ $0 $@
 
-EOF
+_ACEOF
 {
 cat <<_ASUNAME
-## ---------- ##
-## Platform.  ##
-## ---------- ##
+## --------- ##
+## Platform. ##
+## --------- ##
 
 hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
@@ -753 +986 @@
 /bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
 
-PATH = $PATH
-
 _ASUNAME
+
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  echo "PATH: $as_dir"
+done
+
 } >&5
 
-cat >&5 <<EOF
-## ------------ ##
-## Core tests.  ##
-## ------------ ##
-
-EOF
+cat >&5 <<_ACEOF
+
+
+## ----------- ##
+## Core tests. ##
+## ----------- ##
+
+_ACEOF
+
 
 # Keep a trace of the command line.
 # Strip out --no-create and --no-recursion so they do not pile up.
+# Strip out --silent because we don't want to record it for future runs.
 # Also quote any args containing shell meta-characters.
+# Make two passes to allow for proper duplicate-argument suppression.
 ac_configure_args=
+ac_configure_args0=
+ac_configure_args1=
 ac_sep=
-for ac_arg
+ac_must_keep_next=false
+for ac_pass in 1 2
 do
-  case $ac_arg in
-  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
-  | --no-cr | --no-c) ;;
-  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
-  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
-  *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
-    ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
-    ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
-    ac_sep=" " ;;
-  *) ac_configure_args="$ac_configure_args$ac_sep$ac_arg"
-     ac_sep=" " ;;
-  esac
-  # Get rid of the leading space.
+  for ac_arg
+  do
+    case $ac_arg in
+    -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;;
+    -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+    | -silent | --silent | --silen | --sile | --sil)
+      continue ;;
+    *" "*|*"    "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    esac
+    case $ac_pass in
+    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
+    2)
+      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
+      if test $ac_must_keep_next = true; then
+        ac_must_keep_next=false # Got value, back to normal.
+      else
+        case $ac_arg in
+          *=* | --config-cache | -C | -disable-* | --disable-* \
+          | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
+          | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
+          | -with-* | --with-* | -without-* | --without-* | --x)
+            case "$ac_configure_args0 " in
+              "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
+            esac
+            ;;
+          -* ) ac_must_keep_next=true ;;
+        esac
+      fi
+      ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
+      # Get rid of the leading space.
+      ac_sep=" "
+      ;;
+    esac
+  done
 done
+$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
+$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
 
 # When interrupted or exit'd, cleanup temporary files, and complete
 # config.log.  We remove comments because anyway the quotes in there
 # would cause problems or look ugly.
+# WARNING: Be sure not to use single quotes in there, as some shells,
+# such as our DU 5.0 friend, will then `close' the trap.
 trap 'exit_status=$?
   # Save into config.log some information that might help in debugging.
-  echo >&5
-  echo "## ----------------- ##" >&5
-  echo "## Cache variables.  ##" >&5
-  echo "## ----------------- ##" >&5
-  echo >&5
-  # The following way of writing the cache mishandles newlines in values,
+  {
+    echo
+
+    cat <<\_ASBOX
+## ---------------- ##
+## Cache variables. ##
+## ---------------- ##
+_ASBOX
+    echo
+    # The following way of writing the cache mishandles newlines in values,
 {
   (set) 2>&1 |
@@ -811 +1089 @@
       ;;
     esac;
-} >&5
-  sed "/^$/d" confdefs.h >conftest.log
-  if test -s conftest.log; then
-    echo >&5
-    echo "## ------------ ##" >&5
-    echo "## confdefs.h.  ##" >&5
-    echo "## ------------ ##" >&5
-    echo >&5
-    cat conftest.log >&5
-  fi
-  (echo; echo) >&5
-  test "$ac_signal" != 0 &&
-    echo "$as_me: caught signal $ac_signal" >&5
-  echo "$as_me: exit $exit_status" >&5
-  rm -rf conftest* confdefs* core core.* *.core conf$$* $ac_clean_files &&
+}
+    echo
+
+    cat <<\_ASBOX
+## ----------------- ##
+## Output variables. ##
+## ----------------- ##
+_ASBOX
+    echo
+    for ac_var in $ac_subst_vars
+    do
+      eval ac_val=$`echo $ac_var`
+      echo "$ac_var='"'"'$ac_val'"'"'"
+    done | sort
+    echo
+
+    if test -n "$ac_subst_files"; then
+      cat <<\_ASBOX
+## ------------- ##
+## Output files. ##
+## ------------- ##
+_ASBOX
+      echo
+      for ac_var in $ac_subst_files
+      do
+        eval ac_val=$`echo $ac_var`
+        echo "$ac_var='"'"'$ac_val'"'"'"
+      done | sort
+      echo
+    fi
+
+    if test -s confdefs.h; then
+      cat <<\_ASBOX
+## ----------- ##
+## confdefs.h. ##
+## ----------- ##
+_ASBOX
+      echo
+      sed "/^$/d" confdefs.h | sort
+      echo
+    fi
+    test "$ac_signal" != 0 &&
+      echo "$as_me: caught signal $ac_signal"
+    echo "$as_me: exit $exit_status"
+  } >&5
+  rm -f core core.* *.core &&
+  rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
      ' 0
@@ -837 +1147 @@
 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 echo >confdefs.h
+
+# Predefined preprocessor variables.
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_NAME "$PACKAGE_NAME"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_VERSION "$PACKAGE_VERSION"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_STRING "$PACKAGE_STRING"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
+_ACEOF
+
 
 # Let the site file select an alternate cache file if it wants to.
@@ -849 +1186 @@
 for ac_site_file in $CONFIG_SITE; do
   if test -r "$ac_site_file"; then
-    { echo "$as_me:851: loading site script $ac_site_file" >&5
+    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
 echo "$as_me: loading site script $ac_site_file" >&6;}
-    cat "$ac_site_file" >&5
+    sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file"
   fi
@@ -860 +1197 @@
   # files actually), so we avoid doing that.
   if test -f "$cache_file"; then
-    { echo "$as_me:862: loading cache $cache_file" >&5
+    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
 echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
@@ -868 +1205 @@
   fi
 else
-  { echo "$as_me:870: creating cache $cache_file" >&5
+  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
 echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
@@ -884 +1221 @@
   case $ac_old_set,$ac_new_set in
     set,)
-      { echo "$as_me:886: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:890: error: \`$ac_var' was not set in the previous run" >&5
+      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
@@ -894 +1231 @@
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-        { echo "$as_me:896: error: \`$ac_var' has changed since the previous run:" >&5
+        { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
 echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-        { echo "$as_me:898:   former value:  $ac_old_val" >&5
+        { echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
 echo "$as_me:   former value:  $ac_old_val" >&2;}
-        { echo "$as_me:900:   current value: $ac_new_val" >&5
+        { echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
 echo "$as_me:   current value: $ac_new_val" >&2;}
         ac_cache_corrupted=:
       fi;;
   esac
-  # Pass precious variables to config.status.  It doesn't matter if
-  # we pass some twice (in addition to the command line arguments).
+  # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
     *" "*|*"    "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
-      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"`
-      ac_configure_args="$ac_configure_args '$ac_arg'"
-      ;;
-    *) ac_configure_args="$ac_configure_args $ac_var=$ac_new_val"
-       ;;
+      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *) ac_arg=$ac_var=$ac_new_val ;;
+    esac
+    case " $ac_configure_args " in
+      *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
+      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
     esac
   fi
 done
 if $ac_cache_corrupted; then
-  { echo "$as_me:919: error: changes in the environment can compromise the build" >&5
+  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
 echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { echo "$as_me:921: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
 echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
    { (exit 1); exit 1; }; }
@@ -930 +1267 @@
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
-  *c*,-n*) ECHO_N= ECHO_C='
-' ECHO_T='      ' ;;
-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
-  *)      ECHO_N= ECHO_C='\c' ECHO_T= ;;
-esac
-echo "#! $SHELL" >conftest.sh
-echo  "exit 0"   >>conftest.sh
-chmod +x conftest.sh
-if { (echo "$as_me:941: PATH=\".;.\"; conftest.sh") >&5
-  (PATH=".;."; conftest.sh) 2>&5
-  ac_status=$?
-  echo "$as_me:944: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-  ac_path_separator=';'
-else
-  ac_path_separator=:
-fi
-PATH_SEPARATOR="$ac_path_separator"
-rm -f conftest.sh
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 
 ac_aux_dir=
@@ -968 +1310 @@
 done
 if test -z "$ac_aux_dir"; then
-  { { echo "$as_me:970: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
+  { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
 echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;}
    { (exit 1); exit 1; }; }
@@ -978 +1320 @@
 # Make sure we can run config.sub.
 $ac_config_sub sun4 >/dev/null 2>&1 ||
-  { { echo "$as_me:980: error: cannot run $ac_config_sub" >&5
+  { { echo "$as_me:$LINENO: error: cannot run $ac_config_sub" >&5
 echo "$as_me: error: cannot run $ac_config_sub" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:984: checking build system type" >&5
+echo "$as_me:$LINENO: checking build system type" >&5
 echo $ECHO_N "checking build system type... $ECHO_C" >&6
 if test "${ac_cv_build+set}" = set; then
@@ -991 +1333 @@
   ac_cv_build_alias=`$ac_config_guess`
 test -z "$ac_cv_build_alias" &&
-  { { echo "$as_me:993: error: cannot guess build type; you must specify one" >&5
+  { { echo "$as_me:$LINENO: error: cannot guess build type; you must specify one" >&5
 echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
    { (exit 1); exit 1; }; }
 ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
-  { { echo "$as_me:997: error: $ac_config_sub $ac_cv_build_alias failed." >&5
-echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed." >&2;}
+  { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_build_alias failed" >&5
+echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1002: result: $ac_cv_build" >&5
+echo "$as_me:$LINENO: result: $ac_cv_build" >&5
 echo "${ECHO_T}$ac_cv_build" >&6
 build=$ac_cv_build
@@ -1007 +1349 @@
 build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:1009: checking host system type" >&5
+
+echo "$as_me:$LINENO: checking host system type" >&5
 echo $ECHO_N "checking host system type... $ECHO_C" >&6
 if test "${ac_cv_host+set}" = set; then
@@ -1016 +1359 @@
   ac_cv_host_alias=$ac_cv_build_alias
 ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
-  { { echo "$as_me:1018: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+  { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_host_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1023: result: $ac_cv_host" >&5
+echo "$as_me:$LINENO: result: $ac_cv_host" >&5
 echo "${ECHO_T}$ac_cv_host" >&6
 host=$ac_cv_host
@@ -1028 +1371 @@
 host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:1030: checking target system type" >&5
+
+echo "$as_me:$LINENO: checking target system type" >&5
 echo $ECHO_N "checking target system type... $ECHO_C" >&6
 if test "${ac_cv_target+set}" = set; then
@@ -1037 +1381 @@
   ac_cv_target_alias=$ac_cv_host_alias
 ac_cv_target=`$ac_config_sub $ac_cv_target_alias` ||
-  { { echo "$as_me:1039: error: $ac_config_sub $ac_cv_target_alias failed" >&5
+  { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_target_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1044: result: $ac_cv_target" >&5
+echo "$as_me:$LINENO: result: $ac_cv_target" >&5
 echo "${ECHO_T}$ac_cv_target" >&6
 target=$ac_cv_target
@@ -1048 +1392 @@
 target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+
 
 # The aliases save the names the user supplied, while $host etc.
@@ -1055 +1400 @@
     NONENONEs,x,x, &&
   program_prefix=${target_alias}-
-ac_config_headers="$ac_config_headers pjlib/include/pj/compat/os_auto.h pjlib/include/pj/compat/m_auto.h"
-
-ac_config_files="$ac_config_files build.mak build/os-auto.mak pjlib/build/os-auto.mak pjlib-util/build/os-auto.mak pjmedia/build/os-auto.mak pjsip/build/os-auto.mak"
+                    ac_config_headers="$ac_config_headers pjlib/include/pj/compat/os_auto.h pjlib/include/pj/compat/m_auto.h"
+
+                                                            ac_config_files="$ac_config_files build.mak build/os-auto.mak pjlib/build/os-auto.mak pjlib-util/build/os-auto.mak pjmedia/build/os-auto.mak pjsip/build/os-auto.mak"
 
 ac_ext=c
@@ -1067 +1412 @@
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-echo "$as_me:1069: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
@@ -1075 +1420 @@
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_CC="${ac_tool_prefix}gcc"
-echo "$as_me:1084: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}gcc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1090 +1438 @@
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1092: result: $CC" >&5
+  echo "$as_me:$LINENO: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1095: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1102 +1450 @@
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-echo "$as_me:1104: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
@@ -1110 +1458 @@
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_ac_ct_CC="gcc"
-echo "$as_me:1119: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="gcc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1125 +1476 @@
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1127: result: $ac_ct_CC" >&5
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1130: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1141 +1492 @@
   # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-echo "$as_me:1143: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
@@ -1149 +1500 @@
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_CC="${ac_tool_prefix}cc"
-echo "$as_me:1158: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1164 +1518 @@
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1166: result: $CC" >&5
+  echo "$as_me:$LINENO: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1169: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1176 +1530 @@
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1178: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
@@ -1184 +1538 @@
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_ac_ct_CC="cc"
-echo "$as_me:1193: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1199 +1556 @@
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1201: result: $ac_ct_CC" >&5
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1204: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1215 +1572 @@
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1217: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
@@ -1224 +1581 @@
 else
   ac_prog_rejected=no
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
-  ac_prog_rejected=yes
-  continue
-fi
-ac_cv_prog_CC="cc"
-echo "$as_me:1237: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+       ac_prog_rejected=yes
+       continue
+     fi
+    ac_cv_prog_CC="cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1248 +1608 @@
     # first if we set CC to just the basename; use the full file name.
     shift
-    set dummy "$ac_dir/$ac_word" ${1+"$@"}
-    shift
-    ac_cv_prog_CC="$@"
+    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
   fi
 fi
@@ -1257 +1615 @@
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1259: result: $CC" >&5
+  echo "$as_me:$LINENO: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1262: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1271 +1629 @@
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1273: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
@@ -1279 +1637 @@
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-echo "$as_me:1288: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1294 +1655 @@
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1296: result: $CC" >&5
+  echo "$as_me:$LINENO: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1299: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1310 +1671 @@
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1312: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
@@ -1318 +1679 @@
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_ac_ct_CC="$ac_prog"
-echo "$as_me:1327: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1333 +1697 @@
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1335: result: $ac_ct_CC" >&5
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1338: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1348 +1712 @@
 fi
 
-test -z "$CC" && { { echo "$as_me:1350: error: no acceptable cc found in \$PATH" >&5
-echo "$as_me: error: no acceptable cc found in \$PATH" >&2;}
+
+test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&5
+echo "$as_me: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&2;}
    { (exit 1); exit 1; }; }
 
 # Provide some information about the compiler.
-echo "$as_me:1355:" \
+echo "$as_me:$LINENO:" \
      "checking for C compiler version" >&5
 ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:1358: \"$ac_compiler --version </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1361: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
-{ (eval echo "$as_me:1363: \"$ac_compiler -v </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1366: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
-{ (eval echo "$as_me:1368: \"$ac_compiler -V </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1371: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 
 cat >conftest.$ac_ext <<_ACEOF
-#line 1375 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1385 +1756 @@
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.exe"
+ac_clean_files="$ac_clean_files a.out a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:1391: checking for C compiler default output" >&5
+echo "$as_me:$LINENO: checking for C compiler default output" >&5
 echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
 ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-if { (eval echo "$as_me:1394: \"$ac_link_default\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
   ac_status=$?
-  echo "$as_me:1397: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   # Find the output, starting from the most likely.  This scheme is
 # not robust to junk in `.', hence go to wildcards (a.*) only as a last
 # resort.
-for ac_file in `ls a.exe conftest.exe 2>/dev/null;
-                ls a.out conftest 2>/dev/null;
-                ls a.* conftest.* 2>/dev/null`; do
+
+# Be careful to initialize this variable, since it used to be cached.
+# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
+ac_cv_exeext=
+# b.out is created by i960 compilers.
+for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
+do
+  test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.o | *.obj | *.xcoff | *.tds | *.d | *.pdb ) ;;
-    a.out ) # We found the default executable, but exeext='' is most
-            # certainly right.
-            break;;
-    *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-          # FIXME: I believe we export ac_cv_exeext for Libtool --akim.
-          export ac_cv_exeext
-          break;;
-    * ) break;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
+        ;;
+    conftest.$ac_ext )
+        # This is the source file.
+        ;;
+    [ab].out )
+        # We found the default executable, but exeext='' is most
+        # certainly right.
+        break;;
+    *.* )
+        ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+        # FIXME: I believe we export ac_cv_exeext for Libtool,
+        # but it would be cool to find out if it's true.  Does anybody
+        # maintain Libtool? --akim.
+        export ac_cv_exeext
+        break;;
+    * )
+        break;;
   esac
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1420: error: C compiler cannot create executables" >&5
-echo "$as_me: error: C compiler cannot create executables" >&2;}
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
+See \`config.log' for more details." >&5
+echo "$as_me: error: C compiler cannot create executables
+See \`config.log' for more details." >&2;}
    { (exit 77); exit 77; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
-echo "$as_me:1426: result: $ac_file" >&5
+echo "$as_me:$LINENO: result: $ac_file" >&5
 echo "${ECHO_T}$ac_file" >&6
 
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1431: checking whether the C compiler works" >&5
+echo "$as_me:$LINENO: checking whether the C compiler works" >&5
 echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
 # FIXME: These cross compiler hacks should be removed for Autoconf 3.0
@@ -1435 +1823 @@
 if test "$cross_compiling" != yes; then
   if { ac_try='./$ac_file'
-  { (eval echo "$as_me:1437: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1440: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
     cross_compiling=no
@@ -1445 +1833 @@
         cross_compiling=yes
     else
-        { { echo "$as_me:1447: error: cannot run C compiled programs.
-If you meant to cross compile, use \`--host'." >&5
+        { { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&5
 echo "$as_me: error: cannot run C compiled programs.
-If you meant to cross compile, use \`--host'." >&2;}
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&2;}
    { (exit 1); exit 1; }; }
     fi
   fi
 fi
-echo "$as_me:1455: result: yes" >&5
+echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-rm -f a.out a.exe conftest$ac_cv_exeext
+rm -f a.out a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1462: checking whether we are cross compiling" >&5
+echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
 echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:1464: result: $cross_compiling" >&5
+echo "$as_me:$LINENO: result: $cross_compiling" >&5
 echo "${ECHO_T}$cross_compiling" >&6
 
-echo "$as_me:1467: checking for executable suffix" >&5
-echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6
-if { (eval echo "$as_me:1469: \"$ac_link\"") >&5
+echo "$as_me:$LINENO: checking for suffix of executables" >&5
+echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:1472: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
@@ -1476 +1866 @@
 # work properly (i.e., refer to `conftest.exe'), while it won't with
 # `rm'.
-for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do
+for ac_file in conftest.exe conftest conftest.*; do
+  test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.o | *.obj | *.xcoff | *.tds | *.d | *.pdb ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
           export ac_cv_exeext
@@ -1486 +1877 @@
 done
 else
-  { { echo "$as_me:1488: error: cannot compute EXEEXT: cannot compile and link" >&5
-echo "$as_me: error: cannot compute EXEEXT: cannot compile and link" >&2;}
+  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 rm -f conftest$ac_cv_exeext
-echo "$as_me:1494: result: $ac_cv_exeext" >&5
+echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
 echo "${ECHO_T}$ac_cv_exeext" >&6
 
@@ -1498 +1891 @@
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-echo "$as_me:1500: checking for object suffix" >&5
-echo $ECHO_N "checking for object suffix... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for suffix of object files" >&5
+echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
 if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1506 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1516 +1913 @@
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:1518: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1521: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
     *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
        break;;
@@ -1530 +1927 @@
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1533: error: cannot compute OBJEXT: cannot compile" >&5
-echo "$as_me: error: cannot compute OBJEXT: cannot compile" >&2;}
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1538 +1938 @@
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-echo "$as_me:1540: result: $ac_cv_objext" >&5
+echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
 echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:1544: checking whether we are using the GNU C compiler" >&5
+echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
 if test "${ac_cv_c_compiler_gnu+set}" = set; then
@@ -1548 +1948 @@
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1550 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1563 +1967 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1565: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1568: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1571: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1574: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_compiler_gnu=no
 fi
@@ -1584 +1989 @@
 
 fi
-echo "$as_me:1586: result: $ac_cv_c_compiler_gnu" >&5
+echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
 GCC=`test $ac_compiler_gnu = yes && echo yes`
@@ -1590 +1995 @@
 ac_save_CFLAGS=$CFLAGS
 CFLAGS="-g"
-echo "$as_me:1592: checking whether $CC accepts -g" >&5
+echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
 echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_g+set}" = set; then
@@ -1596 +2001 @@
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1598 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1608 +2017 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1610: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1613: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1616: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1619: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_prog_cc_g=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_prog_cc_g=no
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:1629: result: $ac_cv_prog_cc_g" >&5
+echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
@@ -1644 +2054 @@
   fi
 fi
+echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
+echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_prog_cc_stdc=no
+ac_save_CC=$CC
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
+  ;
+  return 0;
+}
+_ACEOF
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX                   -qlanglvl=ansi
+# Ultrix and OSF/1      -std1
+# HP-UX 10.20 and later -Ae
+# HP-UX older versions  -Aa -D_HPUX_SOURCE
+# SVR4                  -Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+  CC="$ac_save_CC $ac_arg"
+  rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_prog_cc_stdc=$ac_arg
+break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.$ac_objext
+done
+rm -f conftest.$ac_ext conftest.$ac_objext
+CC=$ac_save_CC
+
+fi
+
+case "x$ac_cv_prog_cc_stdc" in
+  x|xno)
+    echo "$as_me:$LINENO: result: none needed" >&5
+echo "${ECHO_T}none needed" >&6 ;;
+  *)
+    echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
+    CC="$CC $ac_cv_prog_cc_stdc" ;;
+esac
+
 # Some people use a C++ compiler to compile C.  Since we use `exit',
 # in C++ we need to declare it.  In case someone uses the same compiler
@@ -1654 +2160 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1656: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1659: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1662: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1665: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   for ac_declaration in \
@@ -1675 +2181 @@
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line 1677 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <stdlib.h>
 $ac_declaration
@@ -1688 +2198 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1690: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1693: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1696: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1699: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 continue
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line 1709 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_declaration
 int
@@ -1719 +2234 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1721: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1724: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1727: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1730: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
@@ -1746 +2262 @@
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
@@ -1765 +2282 @@
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1767: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CXX+set}" = set; then
@@ -1773 +2290 @@
   ac_cv_prog_CXX="$CXX" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-echo "$as_me:1782: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1788 +2308 @@
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  echo "$as_me:1790: result: $CXX" >&5
+  echo "$as_me:$LINENO: result: $CXX" >&5
 echo "${ECHO_T}$CXX" >&6
 else
-  echo "$as_me:1793: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1804 +2324 @@
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1806: checking for $ac_word" >&5
+echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
@@ -1812 +2332 @@
   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
 else
-  ac_save_IFS=$IFS; IFS=$ac_path_separator
-ac_dummy="$PATH"
-for ac_dir in $ac_dummy; do
-  IFS=$ac_save_IFS
-  test -z "$ac_dir" && ac_dir=.
-  $as_executable_p "$ac_dir/$ac_word" || continue
-ac_cv_prog_ac_ct_CXX="$ac_prog"
-echo "$as_me:1821: found $ac_dir/$ac_word" >&5
-break
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CXX="$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
 done
 
@@ -1827 +2350 @@
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  echo "$as_me:1829: result: $ac_ct_CXX" >&5
+  echo "$as_me:$LINENO: result: $ac_ct_CXX" >&5
 echo "${ECHO_T}$ac_ct_CXX" >&6
 else
-  echo "$as_me:1832: result: no" >&5
+  echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
@@ -1841 +2364 @@
 fi
 
+
 # Provide some information about the compiler.
-echo "$as_me:1844:" \
+echo "$as_me:$LINENO:" \
      "checking for C++ compiler version" >&5
 ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:1847: \"$ac_compiler --version </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1850: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
-{ (eval echo "$as_me:1852: \"$ac_compiler -v </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1855: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
-{ (eval echo "$as_me:1857: \"$ac_compiler -V </dev/null >&5\"") >&5
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1860: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 
-echo "$as_me:1863: checking whether we are using the GNU C++ compiler" >&5
+echo "$as_me:$LINENO: checking whether we are using the GNU C++ compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6
 if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
@@ -1867 +2391 @@
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1869 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1882 +2410 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1884: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1887: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1890: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1893: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_compiler_gnu=no
 fi
@@ -1903 +2432 @@
 
 fi
-echo "$as_me:1905: result: $ac_cv_cxx_compiler_gnu" >&5
+echo "$as_me:$LINENO: result: $ac_cv_cxx_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6
 GXX=`test $ac_compiler_gnu = yes && echo yes`
@@ -1909 +2438 @@
 ac_save_CXXFLAGS=$CXXFLAGS
 CXXFLAGS="-g"
-echo "$as_me:1911: checking whether $CXX accepts -g" >&5
+echo "$as_me:$LINENO: checking whether $CXX accepts -g" >&5
 echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cxx_g+set}" = set; then
@@ -1915 +2444 @@
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1917 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 int
@@ -1927 +2460 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1929: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1932: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1935: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1938: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_prog_cxx_g=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_prog_cxx_g=no
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:1948: result: $ac_cv_prog_cxx_g" >&5
+echo "$as_me:$LINENO: result: $ac_cv_prog_cxx_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6
 if test "$ac_test_CXXFLAGS" = set; then
@@ -1973 +2507 @@
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line 1975 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <stdlib.h>
 $ac_declaration
@@ -1986 +2524 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1988: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1991: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1994: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1997: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 continue
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line 2007 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_declaration
 int
@@ -2017 +2560 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2019: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2022: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2025: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2028: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
@@ -2054 +2598 @@
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-echo "$as_me:2056: checking for pthread_create in -lpthread" >&5
+
+
+
+echo "$as_me:$LINENO: checking for pthread_create in -lpthread" >&5
 echo $ECHO_N "checking for pthread_create in -lpthread... $ECHO_C" >&6
 if test "${ac_cv_lib_pthread_pthread_create+set}" = set; then
@@ -2062 +2609 @@
 LIBS="-lpthread  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line 2064 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -2081 +2632 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:2083: \"$ac_link\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:2086: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:2089: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2092: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_lib_pthread_pthread_create=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_pthread_pthread_create=no
 fi
@@ -2101 +2653 @@
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:2103: result: $ac_cv_lib_pthread_pthread_create" >&5
+echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_create" >&5
 echo "${ECHO_T}$ac_cv_lib_pthread_pthread_create" >&6
 if test $ac_cv_lib_pthread_pthread_create = yes; then
-  cat >>confdefs.h <<EOF
+  cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBPTHREAD 1
-EOF
+_ACEOF
 
   LIBS="-lpthread $LIBS"
@@ -2112 +2664 @@
 fi
 
-echo "$as_me:2114: result: Setting PJ_M_NAME to $target_cpu" >&5
+
+echo "$as_me:$LINENO: checking for puts in -lwsock32" >&5
+echo $ECHO_N "checking for puts in -lwsock32... $ECHO_C" >&6
+if test "${ac_cv_lib_wsock32_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lwsock32  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_wsock32_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_wsock32_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_wsock32_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_wsock32_puts" >&6
+if test $ac_cv_lib_wsock32_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBWSOCK32 1
+_ACEOF
+
+  LIBS="-lwsock32 $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lws2_32" >&5
+echo $ECHO_N "checking for puts in -lws2_32... $ECHO_C" >&6
+if test "${ac_cv_lib_ws2_32_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lws2_32  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_ws2_32_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_ws2_32_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_ws2_32_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_ws2_32_puts" >&6
+if test $ac_cv_lib_ws2_32_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBWS2_32 1
+_ACEOF
+
+  LIBS="-lws2_32 $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lole32" >&5
+echo $ECHO_N "checking for puts in -lole32... $ECHO_C" >&6
+if test "${ac_cv_lib_ole32_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lole32  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_ole32_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_ole32_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_ole32_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_ole32_puts" >&6
+if test $ac_cv_lib_ole32_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBOLE32 1
+_ACEOF
+
+  LIBS="-lole32 $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lwinmm" >&5
+echo $ECHO_N "checking for puts in -lwinmm... $ECHO_C" >&6
+if test "${ac_cv_lib_winmm_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lwinmm  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_winmm_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_winmm_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_winmm_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_winmm_puts" >&6
+if test $ac_cv_lib_winmm_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBWINMM 1
+_ACEOF
+
+  LIBS="-lwinmm $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lsocket" >&5
+echo $ECHO_N "checking for puts in -lsocket... $ECHO_C" >&6
+if test "${ac_cv_lib_socket_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsocket  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_socket_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_socket_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_socket_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_socket_puts" >&6
+if test $ac_cv_lib_socket_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSOCKET 1
+_ACEOF
+
+  LIBS="-lsocket $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lrt" >&5
+echo $ECHO_N "checking for puts in -lrt... $ECHO_C" >&6
+if test "${ac_cv_lib_rt_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lrt  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_rt_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_rt_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_rt_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_rt_puts" >&6
+if test $ac_cv_lib_rt_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBRT 1
+_ACEOF
+
+  LIBS="-lrt $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: checking for puts in -lnsl" >&5
+echo $ECHO_N "checking for puts in -lnsl... $ECHO_C" >&6
+if test "${ac_cv_lib_nsl_puts+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lnsl  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char puts ();
+int
+main ()
+{
+puts ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_nsl_puts=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_nsl_puts=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_nsl_puts" >&5
+echo "${ECHO_T}$ac_cv_lib_nsl_puts" >&6
+if test $ac_cv_lib_nsl_puts = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBNSL 1
+_ACEOF
+
+  LIBS="-lnsl $LIBS"
+
+fi
+
+
+echo "$as_me:$LINENO: result: Setting PJ_M_NAME to $target_cpu" >&5
 echo "${ECHO_T}Setting PJ_M_NAME to $target_cpu" >&6
-cat >>confdefs.h <<EOF
+cat >>confdefs.h <<_ACEOF
 #define PJ_M_NAME "$target_cpu"
-EOF
-
-echo "$as_me:2120: checking whether byte ordering is bigendian" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: checking whether byte ordering is bigendian" >&5
 echo $ECHO_N "checking whether byte ordering is bigendian... $ECHO_C" >&6
 if test "${ac_cv_c_bigendian+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_cv_c_bigendian=unknown
-# See if sys/param.h defines the BYTE_ORDER macro.
+  # See if sys/param.h defines the BYTE_ORDER macro.
 cat >conftest.$ac_ext <<_ACEOF
-#line 2128 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/param.h>
@@ -2143 +3148 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2145: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2148: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2151: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2154: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat >conftest.$ac_ext <<_ACEOF
-#line 2158 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/param.h>
@@ -2173 +3182 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2175: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2178: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2181: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2184: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_c_bigendian=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_c_bigendian=no
 fi
@@ -2193 +3203 @@
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+# It does not; compile a test program.
+if test "$cross_compiling" = yes; then
+  # try to guess the endianness by grepping values into an object file
+  ac_cv_c_bigendian=unknown
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
+void _ascii () { char *s = (char *) ascii_mm; s = (char *) ascii_ii; }
+short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
+short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
+void _ebcdic () { char *s = (char *) ebcdic_mm; s = (char *) ebcdic_ii; }
+int
+main ()
+{
+ _ascii (); _ebcdic ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  if grep BIGenDianSyS conftest.$ac_objext >/dev/null ; then
+  ac_cv_c_bigendian=yes
+fi
+if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+  if test "$ac_cv_c_bigendian" = unknown; then
+    ac_cv_c_bigendian=no
+  else
+    # finding both strings is unlikely to happen, but who knows?
+    ac_cv_c_bigendian=unknown
+  fi
+fi
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
-if test $ac_cv_c_bigendian = unknown; then
-if test "$cross_compiling" = yes; then
-  { { echo "$as_me:2200: error: cannot run test program while cross compiling" >&5
-echo "$as_me: error: cannot run test program while cross compiling" >&2;}
-   { (exit 1); exit 1; }; }
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 2205 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 int
 main ()
@@ -2219 +3281 @@
 _ACEOF
 rm -f conftest$ac_exeext
-if { (eval echo "$as_me:2221: \"$ac_link\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:2224: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:2226: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2229: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_c_bigendian=no
@@ -2233 +3295 @@
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
 ac_cv_c_bigendian=yes
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-fi
-fi
-echo "$as_me:2242: result: $ac_cv_c_bigendian" >&5
+rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_bigendian" >&5
 echo "${ECHO_T}$ac_cv_c_bigendian" >&6
-if test $ac_cv_c_bigendian = yes; then
-
-cat >>confdefs.h <<\EOF
+case $ac_cv_c_bigendian in
+  yes)
+
+cat >>confdefs.h <<\_ACEOF
 #define WORDS_BIGENDIAN 1
-EOF
-
-fi
+_ACEOF
+ ;;
+  no)
+     ;;
+  *)
+    { { echo "$as_me:$LINENO: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&5
+echo "$as_me: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&2;}
+   { (exit 1); exit 1; }; } ;;
+esac
+
+
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_WIN32 1
+_ACEOF
+
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_WIN32_WINNT 0x0400
+_ACEOF
+
+        cat >>confdefs.h <<\_ACEOF
+#define WIN32_LEAN_AND_MEAN 1
+_ACEOF
+
+        ;;
+    *darwin*)
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_DARWINOS 1
+_ACEOF
+
+        ;;
+    *linux*)
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_LINUX 1
+_ACEOF
+
+        ;;
+    *rtems*)
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_RTEMS 1
+_ACEOF
+
+        ;;
+    *sunos* | *solaris* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_SUNOS 1
+_ACEOF
+
+        ;;
+    *)
+        ;;
+esac
+
+
+
 
 # Check whether --enable-floating-point or --disable-floating-point was given.
@@ -2254 +3375 @@
   enableval="$enable_floating_point"
   if test "$enable_floating_point" = "no"; then
-                cat >>confdefs.h <<\EOF
+                cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_FLOATING_POINT 0
-EOF
-
-                echo "$as_me:2260: result: Checking if floating point is disabled... yes" >&5
+_ACEOF
+
+                echo "$as_me:$LINENO: result: Checking if floating point is disabled... yes" >&5
 echo "${ECHO_T}Checking if floating point is disabled... yes" >&6
                fi
 else
 
-                cat >>confdefs.h <<\EOF
+                cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_FLOATING_POINT 1
-EOF
-
-                echo "$as_me:2269: result: Checking if floating point is disabled... no" >&5
+_ACEOF
+
+                echo "$as_me:$LINENO: result: Checking if floating point is disabled... no" >&5
 echo "${ECHO_T}Checking if floating point is disabled... no" >&6
 
-echo "$as_me:2272: checking for fmod in -lm" >&5
+echo "$as_me:$LINENO: checking for fmod in -lm" >&5
 echo $ECHO_N "checking for fmod in -lm... $ECHO_C" >&6
 if test "${ac_cv_lib_m_fmod+set}" = set; then
@@ -2278 +3399 @@
 LIBS="-lm  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line 2280 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -2297 +3422 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:2299: \"$ac_link\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:2302: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:2305: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2308: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_lib_m_fmod=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_m_fmod=no
 fi
@@ -2317 +3443 @@
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:2319: result: $ac_cv_lib_m_fmod" >&5
+echo "$as_me:$LINENO: result: $ac_cv_lib_m_fmod" >&5
 echo "${ECHO_T}$ac_cv_lib_m_fmod" >&6
 if test $ac_cv_lib_m_fmod = yes; then
-  cat >>confdefs.h <<EOF
+  cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBM 1
-EOF
+_ACEOF
 
   LIBS="-lm $LIBS"
@@ -2328 +3454 @@
 fi
 
+
 fi;
+
 
 ac_ext=c
@@ -2335 +3463 @@
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-echo "$as_me:2337: checking how to run the C preprocessor" >&5
+echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
 echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
 # On Suns, sometimes $CPP names a directory.
@@ -2356 +3484 @@
   # not just through cpp. "Syntax error" is here to catch this case.
   cat >conftest.$ac_ext <<_ACEOF
-#line 2358 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2363: \"$ac_cpp conftest.$ac_ext\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2369: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2381 +3513 @@
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
@@ -2390 +3523 @@
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line 2392 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2396: \"$ac_cpp conftest.$ac_ext\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2402: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2415 +3552 @@
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
@@ -2437 +3575 @@
   ac_cv_prog_CPP=$CPP
 fi
-echo "$as_me:2439: result: $CPP" >&5
+echo "$as_me:$LINENO: result: $CPP" >&5
 echo "${ECHO_T}$CPP" >&6
 ac_preproc_ok=false
@@ -2447 +3585 @@
   # not just through cpp. "Syntax error" is here to catch this case.
   cat >conftest.$ac_ext <<_ACEOF
-#line 2449 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2454: \"$ac_cpp conftest.$ac_ext\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2460: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2472 +3614 @@
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
@@ -2481 +3624 @@
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line 2483 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2487: \"$ac_cpp conftest.$ac_ext\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2493: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2506 +3653 @@
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
@@ -2519 +3667 @@
   :
 else
-  { { echo "$as_me:2521: error: C preprocessor \"$CPP\" fails sanity check" >&5
-echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check" >&2;}
+  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&5
+echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -2530 +3680 @@
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-echo "$as_me:2532: checking for arpa/inet.h" >&5
+
+echo "$as_me:$LINENO: checking for egrep" >&5
+echo $ECHO_N "checking for egrep... $ECHO_C" >&6
+if test "${ac_cv_prog_egrep+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
+    then ac_cv_prog_egrep='grep -E'
+    else ac_cv_prog_egrep='egrep'
+    fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
+echo "${ECHO_T}$ac_cv_prog_egrep" >&6
+ EGREP=$ac_cv_prog_egrep
+
+
+echo "$as_me:$LINENO: checking for ANSI C header files" >&5
+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
+if test "${ac_cv_header_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_header_stdc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then
+  :
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then
+  :
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then
+  :
+else
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <ctype.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+                   (('a' <= (c) && (c) <= 'i') \
+                     || ('j' <= (c) && (c) <= 'r') \
+                     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+        || toupper (i) != TOUPPER (i))
+      exit(2);
+  exit (0);
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  :
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_header_stdc=no
+fi
+rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
+echo "${ECHO_T}$ac_cv_header_stdc" >&6
+if test $ac_cv_header_stdc = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define STDC_HEADERS 1
+_ACEOF
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+
+
+
+
+
+
+
+
+
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+                  inttypes.h stdint.h unistd.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_Header=no"
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+if test "${ac_cv_header_arpa_inet_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for arpa/inet.h" >&5
 echo $ECHO_N "checking for arpa/inet.h... $ECHO_C" >&6
 if test "${ac_cv_header_arpa_inet_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2538 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_arpa_inet_h" >&5
+echo "${ECHO_T}$ac_cv_header_arpa_inet_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking arpa/inet.h usability" >&5
+echo $ECHO_N "checking arpa/inet.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <arpa/inet.h>
 _ACEOF
-if { (eval echo "$as_me:2542: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking arpa/inet.h presence" >&5
+echo $ECHO_N "checking arpa/inet.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <arpa/inet.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2548: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2557 +3993 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_arpa_inet_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_arpa_inet_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2567: result: $ac_cv_header_arpa_inet_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: arpa/inet.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: arpa/inet.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: arpa/inet.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: arpa/inet.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: arpa/inet.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: arpa/inet.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: arpa/inet.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: arpa/inet.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: arpa/inet.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: arpa/inet.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for arpa/inet.h" >&5
+echo $ECHO_N "checking for arpa/inet.h... $ECHO_C" >&6
+if test "${ac_cv_header_arpa_inet_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_arpa_inet_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_arpa_inet_h" >&5
 echo "${ECHO_T}$ac_cv_header_arpa_inet_h" >&6
+
+fi
 if test $ac_cv_header_arpa_inet_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_ARPA_INET_H 1
-EOF
-
-fi
-
-echo "$as_me:2576: checking for assert.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_assert_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for assert.h" >&5
 echo $ECHO_N "checking for assert.h... $ECHO_C" >&6
 if test "${ac_cv_header_assert_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2582 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_assert_h" >&5
+echo "${ECHO_T}$ac_cv_header_assert_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking assert.h usability" >&5
+echo $ECHO_N "checking assert.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <assert.h>
 _ACEOF
-if { (eval echo "$as_me:2586: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking assert.h presence" >&5
+echo $ECHO_N "checking assert.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <assert.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2592: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2601 +4130 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_assert_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_assert_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2611: result: $ac_cv_header_assert_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: assert.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: assert.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: assert.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: assert.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: assert.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: assert.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: assert.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: assert.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: assert.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: assert.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for assert.h" >&5
+echo $ECHO_N "checking for assert.h... $ECHO_C" >&6
+if test "${ac_cv_header_assert_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_assert_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_assert_h" >&5
 echo "${ECHO_T}$ac_cv_header_assert_h" >&6
+
+fi
 if test $ac_cv_header_assert_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_ASSERT_H 1
-EOF
-
-fi
-
-echo "$as_me:2620: checking for ctype.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_ctype_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for ctype.h" >&5
 echo $ECHO_N "checking for ctype.h... $ECHO_C" >&6
 if test "${ac_cv_header_ctype_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2626 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_ctype_h" >&5
+echo "${ECHO_T}$ac_cv_header_ctype_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking ctype.h usability" >&5
+echo $ECHO_N "checking ctype.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <ctype.h>
 _ACEOF
-if { (eval echo "$as_me:2630: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking ctype.h presence" >&5
+echo $ECHO_N "checking ctype.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <ctype.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2636: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2645 +4267 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_ctype_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_ctype_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2655: result: $ac_cv_header_ctype_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: ctype.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: ctype.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: ctype.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: ctype.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: ctype.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: ctype.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: ctype.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: ctype.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: ctype.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: ctype.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for ctype.h" >&5
+echo $ECHO_N "checking for ctype.h... $ECHO_C" >&6
+if test "${ac_cv_header_ctype_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_ctype_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_ctype_h" >&5
 echo "${ECHO_T}$ac_cv_header_ctype_h" >&6
+
+fi
 if test $ac_cv_header_ctype_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_CTYPE_H 1
-EOF
-
-fi
-
-echo "$as_me:2664: checking for errno.h" >&5
+_ACEOF
+
+fi
+
+
+
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_HAS_ERRNO_H 0
+_ACEOF
+
+        ;;
+    *)
+        if test "${ac_cv_header_errno_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for errno.h" >&5
 echo $ECHO_N "checking for errno.h... $ECHO_C" >&6
 if test "${ac_cv_header_errno_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2670 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_errno_h" >&5
+echo "${ECHO_T}$ac_cv_header_errno_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking errno.h usability" >&5
+echo $ECHO_N "checking errno.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <errno.h>
 _ACEOF
-if { (eval echo "$as_me:2674: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking errno.h presence" >&5
+echo $ECHO_N "checking errno.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <errno.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2680: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2689 +4413 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_errno_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_errno_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2699: result: $ac_cv_header_errno_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: errno.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: errno.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: errno.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: errno.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: errno.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: errno.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: errno.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: errno.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: errno.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: errno.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for errno.h" >&5
+echo $ECHO_N "checking for errno.h... $ECHO_C" >&6
+if test "${ac_cv_header_errno_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_errno_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_errno_h" >&5
 echo "${ECHO_T}$ac_cv_header_errno_h" >&6
+
+fi
 if test $ac_cv_header_errno_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_ERRNO_H 1
-EOF
-
-fi
-
-echo "$as_me:2708: checking for linux/socket.h" >&5
+_ACEOF
+
+fi
+
+
+        ;;
+esac
+
+if test "${ac_cv_header_linux_socket_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for linux/socket.h" >&5
 echo $ECHO_N "checking for linux/socket.h... $ECHO_C" >&6
 if test "${ac_cv_header_linux_socket_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2714 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_linux_socket_h" >&5
+echo "${ECHO_T}$ac_cv_header_linux_socket_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking linux/socket.h usability" >&5
+echo $ECHO_N "checking linux/socket.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <linux/socket.h>
 _ACEOF
-if { (eval echo "$as_me:2718: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking linux/socket.h presence" >&5
+echo $ECHO_N "checking linux/socket.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <linux/socket.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2724: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2733 +4553 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_linux_socket_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_linux_socket_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2743: result: $ac_cv_header_linux_socket_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: linux/socket.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: linux/socket.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: linux/socket.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: linux/socket.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: linux/socket.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: linux/socket.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: linux/socket.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: linux/socket.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: linux/socket.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: linux/socket.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for linux/socket.h" >&5
+echo $ECHO_N "checking for linux/socket.h... $ECHO_C" >&6
+if test "${ac_cv_header_linux_socket_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_linux_socket_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_linux_socket_h" >&5
 echo "${ECHO_T}$ac_cv_header_linux_socket_h" >&6
+
+fi
 if test $ac_cv_header_linux_socket_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_LINUX_SOCKET_H 1
-EOF
-
-fi
-
-echo "$as_me:2752: checking for malloc.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_malloc_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for malloc.h" >&5
 echo $ECHO_N "checking for malloc.h... $ECHO_C" >&6
 if test "${ac_cv_header_malloc_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2758 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_malloc_h" >&5
+echo "${ECHO_T}$ac_cv_header_malloc_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking malloc.h usability" >&5
+echo $ECHO_N "checking malloc.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <malloc.h>
 _ACEOF
-if { (eval echo "$as_me:2762: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking malloc.h presence" >&5
+echo $ECHO_N "checking malloc.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <malloc.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2768: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2777 +4690 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_malloc_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_malloc_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2787: result: $ac_cv_header_malloc_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: malloc.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: malloc.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: malloc.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: malloc.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: malloc.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: malloc.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: malloc.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: malloc.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: malloc.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: malloc.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for malloc.h" >&5
+echo $ECHO_N "checking for malloc.h... $ECHO_C" >&6
+if test "${ac_cv_header_malloc_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_malloc_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_malloc_h" >&5
 echo "${ECHO_T}$ac_cv_header_malloc_h" >&6
+
+fi
 if test $ac_cv_header_malloc_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_MALLOC_H 1
-EOF
-
-fi
-
-echo "$as_me:2796: checking for netdb.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_netdb_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for netdb.h" >&5
 echo $ECHO_N "checking for netdb.h... $ECHO_C" >&6
 if test "${ac_cv_header_netdb_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2802 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_netdb_h" >&5
+echo "${ECHO_T}$ac_cv_header_netdb_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking netdb.h usability" >&5
+echo $ECHO_N "checking netdb.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <netdb.h>
 _ACEOF
-if { (eval echo "$as_me:2806: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking netdb.h presence" >&5
+echo $ECHO_N "checking netdb.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <netdb.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2812: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2821 +4827 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_netdb_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_netdb_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2831: result: $ac_cv_header_netdb_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: netdb.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: netdb.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netdb.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: netdb.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: netdb.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: netdb.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netdb.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: netdb.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netdb.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: netdb.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for netdb.h" >&5
+echo $ECHO_N "checking for netdb.h... $ECHO_C" >&6
+if test "${ac_cv_header_netdb_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_netdb_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_netdb_h" >&5
 echo "${ECHO_T}$ac_cv_header_netdb_h" >&6
+
+fi
 if test $ac_cv_header_netdb_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_NETDB_H 1
-EOF
-
-fi
-
-echo "$as_me:2840: checking for netinet/in.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_netinet_in_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for netinet/in.h" >&5
 echo $ECHO_N "checking for netinet/in.h... $ECHO_C" >&6
 if test "${ac_cv_header_netinet_in_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2846 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_netinet_in_h" >&5
+echo "${ECHO_T}$ac_cv_header_netinet_in_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking netinet/in.h usability" >&5
+echo $ECHO_N "checking netinet/in.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <netinet/in.h>
 _ACEOF
-if { (eval echo "$as_me:2850: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking netinet/in.h presence" >&5
+echo $ECHO_N "checking netinet/in.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <netinet/in.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2856: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2865 +4964 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_netinet_in_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_netinet_in_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2875: result: $ac_cv_header_netinet_in_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: netinet/in.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: netinet/in.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netinet/in.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: netinet/in.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: netinet/in.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: netinet/in.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netinet/in.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: netinet/in.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: netinet/in.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: netinet/in.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for netinet/in.h" >&5
+echo $ECHO_N "checking for netinet/in.h... $ECHO_C" >&6
+if test "${ac_cv_header_netinet_in_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_netinet_in_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_netinet_in_h" >&5
 echo "${ECHO_T}$ac_cv_header_netinet_in_h" >&6
+
+fi
 if test $ac_cv_header_netinet_in_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_NETINET_IN_H 1
-EOF
-
-fi
-
-echo "$as_me:2884: checking for setjmp.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_setjmp_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for setjmp.h" >&5
 echo $ECHO_N "checking for setjmp.h... $ECHO_C" >&6
 if test "${ac_cv_header_setjmp_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2890 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_setjmp_h" >&5
+echo "${ECHO_T}$ac_cv_header_setjmp_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking setjmp.h usability" >&5
+echo $ECHO_N "checking setjmp.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <setjmp.h>
 _ACEOF
-if { (eval echo "$as_me:2894: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking setjmp.h presence" >&5
+echo $ECHO_N "checking setjmp.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <setjmp.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2900: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2909 +5101 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_setjmp_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_setjmp_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2919: result: $ac_cv_header_setjmp_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: setjmp.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: setjmp.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: setjmp.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: setjmp.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: setjmp.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: setjmp.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: setjmp.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: setjmp.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: setjmp.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: setjmp.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for setjmp.h" >&5
+echo $ECHO_N "checking for setjmp.h... $ECHO_C" >&6
+if test "${ac_cv_header_setjmp_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_setjmp_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_setjmp_h" >&5
 echo "${ECHO_T}$ac_cv_header_setjmp_h" >&6
+
+fi
 if test $ac_cv_header_setjmp_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SETJMP_H 1
-EOF
-
-fi
-
-echo "$as_me:2928: checking for stdarg.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_stdarg_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for stdarg.h" >&5
 echo $ECHO_N "checking for stdarg.h... $ECHO_C" >&6
 if test "${ac_cv_header_stdarg_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2934 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdarg_h" >&5
+echo "${ECHO_T}$ac_cv_header_stdarg_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking stdarg.h usability" >&5
+echo $ECHO_N "checking stdarg.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <stdarg.h>
 _ACEOF
-if { (eval echo "$as_me:2938: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking stdarg.h presence" >&5
+echo $ECHO_N "checking stdarg.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdarg.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2944: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2953 +5238 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_stdarg_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdarg_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:2963: result: $ac_cv_header_stdarg_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: stdarg.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: stdarg.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdarg.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdarg.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: stdarg.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: stdarg.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdarg.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: stdarg.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdarg.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdarg.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for stdarg.h" >&5
+echo $ECHO_N "checking for stdarg.h... $ECHO_C" >&6
+if test "${ac_cv_header_stdarg_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_stdarg_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdarg_h" >&5
 echo "${ECHO_T}$ac_cv_header_stdarg_h" >&6
+
+fi
 if test $ac_cv_header_stdarg_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_STDARG_H 1
-EOF
-
-fi
-
-echo "$as_me:2972: checking for stddef.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_stddef_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for stddef.h" >&5
 echo $ECHO_N "checking for stddef.h... $ECHO_C" >&6
 if test "${ac_cv_header_stddef_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2978 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stddef_h" >&5
+echo "${ECHO_T}$ac_cv_header_stddef_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking stddef.h usability" >&5
+echo $ECHO_N "checking stddef.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <stddef.h>
 _ACEOF
-if { (eval echo "$as_me:2982: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking stddef.h presence" >&5
+echo $ECHO_N "checking stddef.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stddef.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2988: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -2997 +5375 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_stddef_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stddef_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3007: result: $ac_cv_header_stddef_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: stddef.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: stddef.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stddef.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stddef.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: stddef.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: stddef.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stddef.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: stddef.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stddef.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stddef.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for stddef.h" >&5
+echo $ECHO_N "checking for stddef.h... $ECHO_C" >&6
+if test "${ac_cv_header_stddef_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_stddef_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stddef_h" >&5
 echo "${ECHO_T}$ac_cv_header_stddef_h" >&6
+
+fi
 if test $ac_cv_header_stddef_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_STDDEF_H 1
-EOF
-
-fi
-
-echo "$as_me:3016: checking for stdio.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_stdio_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for stdio.h" >&5
 echo $ECHO_N "checking for stdio.h... $ECHO_C" >&6
 if test "${ac_cv_header_stdio_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3022 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdio_h" >&5
+echo "${ECHO_T}$ac_cv_header_stdio_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking stdio.h usability" >&5
+echo $ECHO_N "checking stdio.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <stdio.h>
 _ACEOF
-if { (eval echo "$as_me:3026: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking stdio.h presence" >&5
+echo $ECHO_N "checking stdio.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdio.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3032: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3041 +5512 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_stdio_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdio_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3051: result: $ac_cv_header_stdio_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: stdio.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: stdio.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdio.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdio.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: stdio.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: stdio.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdio.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: stdio.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdio.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdio.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for stdio.h" >&5
+echo $ECHO_N "checking for stdio.h... $ECHO_C" >&6
+if test "${ac_cv_header_stdio_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_stdio_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdio_h" >&5
 echo "${ECHO_T}$ac_cv_header_stdio_h" >&6
+
+fi
 if test $ac_cv_header_stdio_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_STDIO_H 1
-EOF
-
-fi
-
-echo "$as_me:3060: checking for stdlib.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_stdlib_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for stdlib.h" >&5
 echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
 if test "${ac_cv_header_stdlib_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3066 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
+echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking stdlib.h usability" >&5
+echo $ECHO_N "checking stdlib.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <stdlib.h>
 _ACEOF
-if { (eval echo "$as_me:3070: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking stdlib.h presence" >&5
+echo $ECHO_N "checking stdlib.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdlib.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3076: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3085 +5649 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_stdlib_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdlib_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3095: result: $ac_cv_header_stdlib_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdlib.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: stdlib.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: stdlib.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdlib.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for stdlib.h" >&5
+echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
+if test "${ac_cv_header_stdlib_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_stdlib_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
 echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
+
+fi
 if test $ac_cv_header_stdlib_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_STDLIB_H 1
-EOF
-
-fi
-
-echo "$as_me:3104: checking for string.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_string_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for string.h" >&5
 echo $ECHO_N "checking for string.h... $ECHO_C" >&6
 if test "${ac_cv_header_string_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3110 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_string_h" >&5
+echo "${ECHO_T}$ac_cv_header_string_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking string.h usability" >&5
+echo $ECHO_N "checking string.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <string.h>
 _ACEOF
-if { (eval echo "$as_me:3114: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking string.h presence" >&5
+echo $ECHO_N "checking string.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <string.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3120: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3129 +5786 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_string_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_string_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3139: result: $ac_cv_header_string_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: string.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: string.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: string.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: string.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: string.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: string.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: string.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: string.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: string.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: string.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for string.h" >&5
+echo $ECHO_N "checking for string.h... $ECHO_C" >&6
+if test "${ac_cv_header_string_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_string_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_string_h" >&5
 echo "${ECHO_T}$ac_cv_header_string_h" >&6
+
+fi
 if test $ac_cv_header_string_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_STRING_H 1
-EOF
-
-fi
-
-echo "$as_me:3148: checking for sys/ioctl.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_ioctl_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/ioctl.h" >&5
 echo $ECHO_N "checking for sys/ioctl.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_ioctl_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3154 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_ioctl_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_ioctl_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/ioctl.h usability" >&5
+echo $ECHO_N "checking sys/ioctl.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/ioctl.h>
 _ACEOF
-if { (eval echo "$as_me:3158: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/ioctl.h presence" >&5
+echo $ECHO_N "checking sys/ioctl.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/ioctl.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3164: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3173 +5923 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_ioctl_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_ioctl_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3183: result: $ac_cv_header_sys_ioctl_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/ioctl.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/ioctl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/ioctl.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/ioctl.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/ioctl.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/ioctl.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/ioctl.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/ioctl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/ioctl.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/ioctl.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/ioctl.h" >&5
+echo $ECHO_N "checking for sys/ioctl.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_ioctl_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_ioctl_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_ioctl_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_ioctl_h" >&6
+
+fi
 if test $ac_cv_header_sys_ioctl_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_IOCTL_H 1
-EOF
-
-fi
-
-echo "$as_me:3192: checking for sys/select.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_select_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/select.h" >&5
 echo $ECHO_N "checking for sys/select.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_select_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3198 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_select_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_select_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/select.h usability" >&5
+echo $ECHO_N "checking sys/select.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/select.h>
 _ACEOF
-if { (eval echo "$as_me:3202: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/select.h presence" >&5
+echo $ECHO_N "checking sys/select.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/select.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3208: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3217 +6060 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_select_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_select_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3227: result: $ac_cv_header_sys_select_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/select.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/select.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/select.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/select.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/select.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/select.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/select.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/select.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/select.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/select.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/select.h" >&5
+echo $ECHO_N "checking for sys/select.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_select_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_select_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_select_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_select_h" >&6
+
+fi
 if test $ac_cv_header_sys_select_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_SELECT_H 1
-EOF
-
-fi
-
-echo "$as_me:3236: checking for sys/socket.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_socket_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/socket.h" >&5
 echo $ECHO_N "checking for sys/socket.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_socket_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3242 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_socket_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_socket_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/socket.h usability" >&5
+echo $ECHO_N "checking sys/socket.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/socket.h>
 _ACEOF
-if { (eval echo "$as_me:3246: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/socket.h presence" >&5
+echo $ECHO_N "checking sys/socket.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/socket.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3252: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3261 +6197 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_socket_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_socket_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3271: result: $ac_cv_header_sys_socket_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/socket.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/socket.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/socket.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/socket.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/socket.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/socket.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/socket.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/socket.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/socket.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/socket.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/socket.h" >&5
+echo $ECHO_N "checking for sys/socket.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_socket_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_socket_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_socket_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_socket_h" >&6
+
+fi
 if test $ac_cv_header_sys_socket_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_SOCKET_H 1
-EOF
-
-fi
-
-echo "$as_me:3280: checking for sys/time.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_time_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/time.h" >&5
 echo $ECHO_N "checking for sys/time.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_time_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3286 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_time_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_time_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/time.h usability" >&5
+echo $ECHO_N "checking sys/time.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/time.h>
 _ACEOF
-if { (eval echo "$as_me:3290: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/time.h presence" >&5
+echo $ECHO_N "checking sys/time.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/time.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3296: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3305 +6334 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_time_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_time_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3315: result: $ac_cv_header_sys_time_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/time.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/time.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/time.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/time.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/time.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/time.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/time.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/time.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/time.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/time.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/time.h" >&5
+echo $ECHO_N "checking for sys/time.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_time_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_time_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_time_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_time_h" >&6
+
+fi
 if test $ac_cv_header_sys_time_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_TIME_H 1
-EOF
-
-fi
-
-echo "$as_me:3324: checking for sys/timeb.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_timeb_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/timeb.h" >&5
 echo $ECHO_N "checking for sys/timeb.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_timeb_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3330 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_timeb_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_timeb_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/timeb.h usability" >&5
+echo $ECHO_N "checking sys/timeb.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/timeb.h>
 _ACEOF
-if { (eval echo "$as_me:3334: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/timeb.h presence" >&5
+echo $ECHO_N "checking sys/timeb.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/timeb.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3340: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3349 +6471 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_timeb_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_timeb_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3359: result: $ac_cv_header_sys_timeb_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/timeb.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/timeb.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/timeb.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/timeb.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/timeb.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/timeb.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/timeb.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/timeb.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/timeb.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/timeb.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/timeb.h" >&5
+echo $ECHO_N "checking for sys/timeb.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_timeb_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_timeb_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_timeb_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_timeb_h" >&6
+
+fi
 if test $ac_cv_header_sys_timeb_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_TIMEB_H 1
-EOF
-
-fi
-
-echo "$as_me:3368: checking for sys/types.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_sys_types_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sys/types.h" >&5
 echo $ECHO_N "checking for sys/types.h... $ECHO_C" >&6
 if test "${ac_cv_header_sys_types_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3374 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_types_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_types_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/types.h usability" >&5
+echo $ECHO_N "checking sys/types.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <sys/types.h>
 _ACEOF
-if { (eval echo "$as_me:3378: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/types.h presence" >&5
+echo $ECHO_N "checking sys/types.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/types.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3384: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3393 +6608 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_sys_types_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_sys_types_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3403: result: $ac_cv_header_sys_types_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: sys/types.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/types.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/types.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/types.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: sys/types.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/types.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/types.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/types.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sys/types.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/types.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sys/types.h" >&5
+echo $ECHO_N "checking for sys/types.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_types_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sys_types_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_types_h" >&5
 echo "${ECHO_T}$ac_cv_header_sys_types_h" >&6
+
+fi
 if test $ac_cv_header_sys_types_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SYS_TYPES_H 1
-EOF
-
-fi
-
-echo "$as_me:3412: checking for time.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_time_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for time.h" >&5
 echo $ECHO_N "checking for time.h... $ECHO_C" >&6
 if test "${ac_cv_header_time_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3418 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_time_h" >&5
+echo "${ECHO_T}$ac_cv_header_time_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking time.h usability" >&5
+echo $ECHO_N "checking time.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <time.h>
 _ACEOF
-if { (eval echo "$as_me:3422: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking time.h presence" >&5
+echo $ECHO_N "checking time.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <time.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3428: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3437 +6745 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_time_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_time_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3447: result: $ac_cv_header_time_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: time.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: time.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: time.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: time.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: time.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: time.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: time.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: time.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: time.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: time.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for time.h" >&5
+echo $ECHO_N "checking for time.h... $ECHO_C" >&6
+if test "${ac_cv_header_time_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_time_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_time_h" >&5
 echo "${ECHO_T}$ac_cv_header_time_h" >&6
+
+fi
 if test $ac_cv_header_time_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_TIME_H 1
-EOF
-
-fi
-
-echo "$as_me:3456: checking for unistd.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_unistd_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for unistd.h" >&5
 echo $ECHO_N "checking for unistd.h... $ECHO_C" >&6
 if test "${ac_cv_header_unistd_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3462 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_unistd_h" >&5
+echo "${ECHO_T}$ac_cv_header_unistd_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking unistd.h usability" >&5
+echo $ECHO_N "checking unistd.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <unistd.h>
 _ACEOF
-if { (eval echo "$as_me:3466: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking unistd.h presence" >&5
+echo $ECHO_N "checking unistd.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <unistd.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3472: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3481 +6882 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_unistd_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_unistd_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3491: result: $ac_cv_header_unistd_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: unistd.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: unistd.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: unistd.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: unistd.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: unistd.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: unistd.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: unistd.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: unistd.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: unistd.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: unistd.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for unistd.h" >&5
+echo $ECHO_N "checking for unistd.h... $ECHO_C" >&6
+if test "${ac_cv_header_unistd_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_unistd_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_unistd_h" >&5
 echo "${ECHO_T}$ac_cv_header_unistd_h" >&6
+
+fi
 if test $ac_cv_header_unistd_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_UNISTD_H 1
-EOF
-
-fi
-
-echo "$as_me:3500: checking for mswsock.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_mswsock_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for mswsock.h" >&5
 echo $ECHO_N "checking for mswsock.h... $ECHO_C" >&6
 if test "${ac_cv_header_mswsock_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3506 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_mswsock_h" >&5
+echo "${ECHO_T}$ac_cv_header_mswsock_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking mswsock.h usability" >&5
+echo $ECHO_N "checking mswsock.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <mswsock.h>
 _ACEOF
-if { (eval echo "$as_me:3510: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking mswsock.h presence" >&5
+echo $ECHO_N "checking mswsock.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <mswsock.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3516: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3525 +7019 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_mswsock_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_mswsock_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3535: result: $ac_cv_header_mswsock_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: mswsock.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: mswsock.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: mswsock.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: mswsock.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: mswsock.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: mswsock.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: mswsock.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: mswsock.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: mswsock.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: mswsock.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for mswsock.h" >&5
+echo $ECHO_N "checking for mswsock.h... $ECHO_C" >&6
+if test "${ac_cv_header_mswsock_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_mswsock_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_mswsock_h" >&5
 echo "${ECHO_T}$ac_cv_header_mswsock_h" >&6
+
+fi
 if test $ac_cv_header_mswsock_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_MSWSOCK_H 1
-EOF
-
-fi
-
-echo "$as_me:3544: checking for winsock.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_winsock_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for winsock.h" >&5
 echo $ECHO_N "checking for winsock.h... $ECHO_C" >&6
 if test "${ac_cv_header_winsock_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3550 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_winsock_h" >&5
+echo "${ECHO_T}$ac_cv_header_winsock_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking winsock.h usability" >&5
+echo $ECHO_N "checking winsock.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <winsock.h>
 _ACEOF
-if { (eval echo "$as_me:3554: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking winsock.h presence" >&5
+echo $ECHO_N "checking winsock.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <winsock.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3560: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3569 +7156 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_winsock_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_winsock_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3579: result: $ac_cv_header_winsock_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: winsock.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: winsock.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: winsock.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: winsock.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: winsock.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: winsock.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: winsock.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for winsock.h" >&5
+echo $ECHO_N "checking for winsock.h... $ECHO_C" >&6
+if test "${ac_cv_header_winsock_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_winsock_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_winsock_h" >&5
 echo "${ECHO_T}$ac_cv_header_winsock_h" >&6
+
+fi
 if test $ac_cv_header_winsock_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_WINSOCK_H 1
-EOF
-
-fi
-
-echo "$as_me:3588: checking for winsock2.h" >&5
+_ACEOF
+
+fi
+
+
+if test "${ac_cv_header_winsock2_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for winsock2.h" >&5
 echo $ECHO_N "checking for winsock2.h... $ECHO_C" >&6
 if test "${ac_cv_header_winsock2_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3594 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_winsock2_h" >&5
+echo "${ECHO_T}$ac_cv_header_winsock2_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking winsock2.h usability" >&5
+echo $ECHO_N "checking winsock2.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <winsock2.h>
 _ACEOF
-if { (eval echo "$as_me:3598: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking winsock2.h presence" >&5
+echo $ECHO_N "checking winsock2.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <winsock2.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3604: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3613 +7293 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_winsock2_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_winsock2_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3623: result: $ac_cv_header_winsock2_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: winsock2.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: winsock2.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock2.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: winsock2.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: winsock2.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: winsock2.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock2.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: winsock2.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: winsock2.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: winsock2.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for winsock2.h" >&5
+echo $ECHO_N "checking for winsock2.h... $ECHO_C" >&6
+if test "${ac_cv_header_winsock2_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_winsock2_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_winsock2_h" >&5
 echo "${ECHO_T}$ac_cv_header_winsock2_h" >&6
+
+fi
 if test $ac_cv_header_winsock2_h = yes; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_WINSOCK2_H 1
-EOF
-
-fi
-
-echo "$as_me:3632: result: Setting PJ_OS_NAME to $target" >&5
+_ACEOF
+
+fi
+
+
+
+echo "$as_me:$LINENO: result: Setting PJ_OS_NAME to $target" >&5
 echo "${ECHO_T}Setting PJ_OS_NAME to $target" >&6
-cat >>confdefs.h <<EOF
+cat >>confdefs.h <<_ACEOF
 #define PJ_OS_NAME "$target"
-EOF
-
-echo "$as_me:3638: result: Setting PJ_HAS_ERRNO_VAR to 1" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: result: Setting PJ_HAS_ERRNO_VAR to 1" >&5
 echo "${ECHO_T}Setting PJ_HAS_ERRNO_VAR to 1" >&6
-cat >>confdefs.h <<\EOF
+cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_ERRNO_VAR 1
-EOF
-
-echo "$as_me:3644: result: Setting PJ_HAS_HIGH_RES_TIMER to 1" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: result: Setting PJ_HAS_HIGH_RES_TIMER to 1" >&5
 echo "${ECHO_T}Setting PJ_HAS_HIGH_RES_TIMER to 1" >&6
-cat >>confdefs.h <<\EOF
+cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_HIGH_RES_TIMER 1
-EOF
-
-echo "$as_me:3650: result: Setting PJ_HAS_MALLOC to 1" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: result: Setting PJ_HAS_MALLOC to 1" >&5
 echo "${ECHO_T}Setting PJ_HAS_MALLOC to 1" >&6
-cat >>confdefs.h <<\EOF
+cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_MALLOC 1
-EOF
-
-echo "$as_me:3656: result: Setting PJ_NATIVE_STRING_IS_UNICODE to 0" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: result: Setting PJ_NATIVE_STRING_IS_UNICODE to 0" >&5
 echo "${ECHO_T}Setting PJ_NATIVE_STRING_IS_UNICODE to 0" >&6
-cat >>confdefs.h <<\EOF
+cat >>confdefs.h <<\_ACEOF
 #define PJ_NATIVE_STRING_IS_UNICODE 0
-EOF
-
-echo "$as_me:3662: result: Setting PJ_ATOMIC_VALUE_TYPE to long" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: result: Setting PJ_ATOMIC_VALUE_TYPE to long" >&5
 echo "${ECHO_T}Setting PJ_ATOMIC_VALUE_TYPE to long" >&6
-cat >>confdefs.h <<\EOF
+cat >>confdefs.h <<\_ACEOF
 #define PJ_ATOMIC_VALUE_TYPE long
-EOF
-
-echo "$as_me:3668: checking if inet_aton is available" >&5
+_ACEOF
+
+
+echo "$as_me:$LINENO: checking if inet_aton is available" >&5
 echo $ECHO_N "checking if inet_aton is available... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line 3671 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <arpa/inet.h>
 int
@@ -3681 +7418 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3683: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3686: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3689: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3692: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_SOCK_HAS_INET_ATON 1
-EOF
-
-                   echo "$as_me:3698: result: yes" >&5
+_ACEOF
+
+                   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:3703: result: no" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-echo "$as_me:3708: checking if sockaddr_in has sin_len member" >&5
+echo "$as_me:$LINENO: checking if sockaddr_in has sin_len member" >&5
 echo $ECHO_N "checking if sockaddr_in has sin_len member... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line 3711 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
                                      #include <sys/socket.h>
@@ -3724 +7466 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3726: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3729: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3732: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3735: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_SOCKADDR_HAS_LEN 1
-EOF
-
-                   echo "$as_me:3741: result: yes" >&5
+_ACEOF
+
+                   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:3746: result: no" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-echo "$as_me:3751: checking if socklen_t is available" >&5
+echo "$as_me:$LINENO: checking if socklen_t is available" >&5
 echo $ECHO_N "checking if socklen_t is available... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line 3754 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <unistd.h>
 int
@@ -3764 +7511 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3766: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3769: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3772: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3775: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SOCKLEN_T 1
-EOF
-
-                   echo "$as_me:3781: result: yes" >&5
+_ACEOF
+
+                   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:3786: result: no" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-echo "$as_me:3791: checking if SO_ERROR is available" >&5
+echo "$as_me:$LINENO: checking if SO_ERROR is available" >&5
 echo $ECHO_N "checking if SO_ERROR is available... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 3794 "configure"
-#include "confdefs.h"
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_HAS_SO_ERROR 1
+_ACEOF
+
+        echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+        ;;
+    *)
+        cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
-                                     #include <sys/socket.h>
-                                     #include <netinet/in.h>
-                                     #include <arpa/inet.h>
+                                             #include <sys/socket.h>
+                                             #include <netinet/in.h>
+                                             #include <arpa/inet.h>
 int
 main ()
@@ -3807 +7569 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3809: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3812: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3815: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3818: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_HAS_SO_ERROR 1
-EOF
-
-                   echo "$as_me:3824: result: yes" >&5
+_ACEOF
+
+                           echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:3829: result: no" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
-
-echo "$as_me:3834: checking if pthread_rwlock_t is available" >&5
+        ;;
+esac
+
+
+echo "$as_me:$LINENO: checking if pthread_rwlock_t is available" >&5
 echo $ECHO_N "checking if pthread_rwlock_t is available... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line 3837 "configure"
-#include "confdefs.h"
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <pthread.h>
 int
@@ -3847 +7617 @@
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3849: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3852: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3855: \"$ac_try\"") >&5
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3858: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  cat >>confdefs.h <<\EOF
+  cat >>confdefs.h <<\_ACEOF
 #define PJ_EMULATE_RWMUTEX 0
-EOF
-
-                   echo "$as_me:3864: result: yes" >&5
+_ACEOF
+
+                   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >>confdefs.h <<\EOF
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >>confdefs.h <<\_ACEOF
 #define PJ_EMULATE_RWMUTEX 1
-EOF
-
-                   echo "$as_me:3873: result: no" >&5
+_ACEOF
+
+                   echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
+
+
+case $target in
+  *mingw* | *cygw* | *win32* | *w32* )
+        ac_os_objs="os_core_win32.o os_error_win32.o os_time_win32.o os_timestamp_win32.o guid_win32.o ioqueue_select.o"
+        ;;
+  *)
+        ac_os_objs="os_core_unix.o os_error_unix.o os_time_unix.o os_timestamp_posix.o guid_simple.o ioqueue_select.o"
+        ;;
+esac
+
+
+
 
 case $target in
   *darwin*)
         ac_pjmedia_snd=pa_darwinos
-        echo "$as_me:3881: result: Checking sound device backend... coreaudio" >&5
+        echo "$as_me:$LINENO: result: Checking sound device backend... coreaudio" >&5
 echo "${ECHO_T}Checking sound device backend... coreaudio" >&6
         LIBS="$LIBS -framework CoreAudio"
@@ -3885 +7669 @@
   *cygwin* | *mingw*)
         ac_pjmedia_snd=pa_win32
-        echo "$as_me:3887: result: Checking sound device backend... win32 sound" >&5
+        echo "$as_me:$LINENO: result: Checking sound device backend... win32 sound" >&5
 echo "${ECHO_T}Checking sound device backend... win32 sound" >&6
         ;;
   *rtems*)
         ac_pjmedia_snd=null
-        echo "$as_me:3892: result: Checking sound device backend... null sound" >&5
+        echo "$as_me:$LINENO: result: Checking sound device backend... null sound" >&5
 echo "${ECHO_T}Checking sound device backend... null sound" >&6
         ;;
   *)
         ac_pjmedia_snd=pa_unix
-        echo "$as_me:3897: checking for alsa/version.h" >&5
+        if test "${ac_cv_header_alsa_version_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for alsa/version.h" >&5
 echo $ECHO_N "checking for alsa/version.h... $ECHO_C" >&6
 if test "${ac_cv_header_alsa_version_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3903 "configure"
-#include "confdefs.h"
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_alsa_version_h" >&5
+echo "${ECHO_T}$ac_cv_header_alsa_version_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking alsa/version.h usability" >&5
+echo $ECHO_N "checking alsa/version.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
 #include <alsa/version.h>
 _ACEOF
-if { (eval echo "$as_me:3907: \"$ac_cpp conftest.$ac_ext\"") >&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking alsa/version.h presence" >&5
+echo $ECHO_N "checking alsa/version.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <alsa/version.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:3913: \$? = $ac_status" >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
@@ -3922 +7753 @@
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_alsa_version_h=yes
+  ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_alsa_version_h=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:3932: result: $ac_cv_header_alsa_version_h" >&5
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: alsa/version.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: alsa/version.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: alsa/version.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: alsa/version.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: alsa/version.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: alsa/version.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: alsa/version.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: alsa/version.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: alsa/version.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: alsa/version.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for alsa/version.h" >&5
+echo $ECHO_N "checking for alsa/version.h... $ECHO_C" >&6
+if test "${ac_cv_header_alsa_version_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_alsa_version_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_alsa_version_h" >&5
 echo "${ECHO_T}$ac_cv_header_alsa_version_h" >&6
+
+fi
 if test $ac_cv_header_alsa_version_h = yes; then
   ac_pa_use_alsa=1
@@ -3942 +7818 @@
 fi
 
-        echo "$as_me:3944: result: Checking sound device backend... unix" >&5
+
+        echo "$as_me:$LINENO: result: Checking sound device backend... unix" >&5
 echo "${ECHO_T}Checking sound device backend... unix" >&6
         ;;
 esac
+
 
 # Check whether --enable-small-filter or --disable-small-filter was given.
@@ -3952 +7830 @@
   if test "$enable_small_filter" = "no"; then
                 ac_no_small_filter='-DPJMEDIA_HAS_SMALL_FILTER=0'
-                echo "$as_me:3954: result: Checking if small filter is disabled... yes" >&5
+                echo "$as_me:$LINENO: result: Checking if small filter is disabled... yes" >&5
 echo "${ECHO_T}Checking if small filter is disabled... yes" >&6
                fi
 else
-  echo "$as_me:3958: result: Checking if small filter is disabled... no" >&5
+  echo "$as_me:$LINENO: result: Checking if small filter is disabled... no" >&5
 echo "${ECHO_T}Checking if small filter is disabled... no" >&6
 fi;
+
 
 # Check whether --enable-large-filter or --disable-large-filter was given.
@@ -3965 +7844 @@
   if test "$enable_large_filter" = "no"; then
                 ac_no_large_filter='-DPJMEDIA_HAS_LARGE_FILTER=0'
-                echo "$as_me:3967: result: Checking if large filter is disabled... yes" >&5
+                echo "$as_me:$LINENO: result: Checking if large filter is disabled... yes" >&5
 echo "${ECHO_T}Checking if large filter is disabled... yes" >&6
                fi
 else
-  echo "$as_me:3971: result: Checking if large filter is disabled... no" >&5
+  echo "$as_me:$LINENO: result: Checking if large filter is disabled... no" >&5
 echo "${ECHO_T}Checking if large filter is disabled... no" >&6
 fi;
+
 
 # Check whether --enable-g711-plc or --disable-g711-plc was given.
@@ -3978 +7858 @@
   if test "$enable_g711_plc" = "no"; then
                 ac_no_g711_plc='-DPJMEDIA_HAS_G711_PLC=0'
-                echo "$as_me:3980: result: Checking if G.711 Annex A PLC is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if G.711 Annex A PLC is disabled...yes" >&5
 echo "${ECHO_T}Checking if G.711 Annex A PLC is disabled...yes" >&6
                fi
 else
-  echo "$as_me:3984: result: Checking if G.711 Annex A PLC is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if G.711 Annex A PLC is disabled...no" >&5
 echo "${ECHO_T}Checking if G.711 Annex A PLC is disabled...no" >&6
 fi;
+
 
 # Check whether --enable-speex-aec or --disable-speex-aec was given.
@@ -3991 +7872 @@
   if test "$enable_speex_aec" = "no"; then
                 ac_no_speex_aec='-DPJMEDIA_HAS_SPEEX_AEC=0'
-                echo "$as_me:3993: result: Checking if Speex AEC is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if Speex AEC is disabled...yes" >&5
 echo "${ECHO_T}Checking if Speex AEC is disabled...yes" >&6
                fi
 else
-  echo "$as_me:3997: result: Checking if Speex AEC is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if Speex AEC is disabled...no" >&5
 echo "${ECHO_T}Checking if Speex AEC is disabled...no" >&6
 fi;
+
 
 # Check whether --enable-g711-codec or --disable-g711-codec was given.
@@ -4004 +7886 @@
   if test "$enable_g711_codec" = "no"; then
                 ac_no_g711_codec=1
-                echo "$as_me:4006: result: Checking if G.711 codec is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if G.711 codec is disabled...yes" >&5
 echo "${ECHO_T}Checking if G.711 codec is disabled...yes" >&6
                fi
 else
-  echo "$as_me:4010: result: Checking if G.711 codec is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if G.711 codec is disabled...no" >&5
 echo "${ECHO_T}Checking if G.711 codec is disabled...no" >&6
 fi;
+
+
 
 # Check whether --enable-l16-codec or --disable-l16-codec was given.
@@ -4017 +7901 @@
   if test "$enable_l16_codec" = "no"; then
                 ac_no_l16_codec=1
-                echo "$as_me:4019: result: Checking if L16 codecs are disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if L16 codecs are disabled...yes" >&5
 echo "${ECHO_T}Checking if L16 codecs are disabled...yes" >&6
                fi
 else
-  echo "$as_me:4023: result: Checking if G.711 codec is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if G.711 codec is disabled...no" >&5
 echo "${ECHO_T}Checking if G.711 codec is disabled...no" >&6
 fi;
+
+
 
 # Check whether --enable-gsm-codec or --disable-gsm-codec was given.
@@ -4030 +7916 @@
   if test "$enable_gsm_codec" = "no"; then
                 ac_no_gsm_codec=1
-                echo "$as_me:4032: result: Checking if GSM codec is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if GSM codec is disabled...yes" >&5
 echo "${ECHO_T}Checking if GSM codec is disabled...yes" >&6
                fi
 else
-  echo "$as_me:4036: result: Checking if GSM codec is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if GSM codec is disabled...no" >&5
 echo "${ECHO_T}Checking if GSM codec is disabled...no" >&6
 fi;
+
 
 # Check whether --enable-speex-codec or --disable-speex-codec was given.
@@ -4043 +7930 @@
   if test "$enable_speex_codec" = "no"; then
                 ac_no_speex_codec=1
-                echo "$as_me:4045: result: Checking if Speex codec is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if Speex codec is disabled...yes" >&5
 echo "${ECHO_T}Checking if Speex codec is disabled...yes" >&6
                fi
 else
-  echo "$as_me:4049: result: Checking if Speex codec is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if Speex codec is disabled...no" >&5
 echo "${ECHO_T}Checking if Speex codec is disabled...no" >&6
 fi;
+
 
 # Check whether --enable-ilbc-codec or --disable-ilbc-codec was given.
@@ -4056 +7944 @@
   if test "$enable_ilbc_codec" = "no"; then
                 ac_no_ilbc_codec=1
-                echo "$as_me:4058: result: Checking if iLBC codec is disabled...yes" >&5
+                echo "$as_me:$LINENO: result: Checking if iLBC codec is disabled...yes" >&5
 echo "${ECHO_T}Checking if iLBC codec is disabled...yes" >&6
                fi
 else
-  echo "$as_me:4062: result: Checking if iLBC codec is disabled...no" >&5
+  echo "$as_me:$LINENO: result: Checking if iLBC codec is disabled...no" >&5
 echo "${ECHO_T}Checking if iLBC codec is disabled...no" >&6
 fi;
 
-echo "$as_me:4066: checking if select() needs correct nfds" >&5
+
+
+
+
+echo "$as_me:$LINENO: checking if select() needs correct nfds" >&5
 echo $ECHO_N "checking if select() needs correct nfds... $ECHO_C" >&6
 case $target in
-  *rtems*) cat >>confdefs.h <<\EOF
+  *rtems*) cat >>confdefs.h <<\_ACEOF
 #define PJ_SELECT_NEEDS_NFDS 1
-EOF
-
-           echo "$as_me:4073: result: yes" >&5
+_ACEOF
+
+           echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
         ;;
-  *) cat >>confdefs.h <<\EOF
+  *) cat >>confdefs.h <<\_ACEOF
 #define PJ_SELECT_NEEDS_NFDS 0
-EOF
-
-     echo "$as_me:4080: result: no (default)" >&5
+_ACEOF
+
+     echo "$as_me:$LINENO: result: no (default)" >&5
 echo "${ECHO_T}no (default)" >&6
-     echo "$as_me:4082: result: ** Decided that select() doesn't need correct nfds (please check)" >&5
+     echo "$as_me:$LINENO: result: ** Decided that select() doesn't need correct nfds (please check)" >&5
 echo "${ECHO_T}** Decided that select() doesn't need correct nfds (please check)" >&6
         ;;
 esac
 
-echo "$as_me:4087: checking if pj_thread_create() should enforce stack size" >&5
+echo "$as_me:$LINENO: checking if pj_thread_create() should enforce stack size" >&5
 echo $ECHO_N "checking if pj_thread_create() should enforce stack size... $ECHO_C" >&6
 case $target in
-  *rtems*) cat >>confdefs.h <<\EOF
+  *rtems*) cat >>confdefs.h <<\_ACEOF
 #define PJ_THREAD_SET_STACK_SIZE 1
-EOF
-
-           echo "$as_me:4094: result: yes" >&5
+_ACEOF
+
+           echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
         ;;
-  *) cat >>confdefs.h <<\EOF
+  *) cat >>confdefs.h <<\_ACEOF
 #define PJ_THREAD_SET_STACK_SIZE 0
-EOF
-
-     echo "$as_me:4101: result: no (default)" >&5
+_ACEOF
+
+     echo "$as_me:$LINENO: result: no (default)" >&5
 echo "${ECHO_T}no (default)" >&6
         ;;
 esac
 
-echo "$as_me:4106: checking if pj_thread_create() should allocate stack" >&5
+echo "$as_me:$LINENO: checking if pj_thread_create() should allocate stack" >&5
 echo $ECHO_N "checking if pj_thread_create() should allocate stack... $ECHO_C" >&6
 case $target in
-  *rtems*) cat >>confdefs.h <<\EOF
+  *rtems*) cat >>confdefs.h <<\_ACEOF
 #define PJ_THREAD_ALLOCATE_STACK 1
-EOF
-
-           echo "$as_me:4113: result: yes" >&5
+_ACEOF
+
+           echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
         ;;
-  *) cat >>confdefs.h <<\EOF
+  *) cat >>confdefs.h <<\_ACEOF
 #define PJ_THREAD_ALLOCATE_STACK 0
-EOF
-
-     echo "$as_me:4120: result: no (default)" >&5
+_ACEOF
+
+     echo "$as_me:$LINENO: result: no (default)" >&5
 echo "${ECHO_T}no (default)" >&6
         ;;
@@ -4124 +8016 @@
 
 case $target in
-  *) cat >>confdefs.h <<\EOF
+  *mingw* | *cygw* | *win32* | *w32* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_BLOCKING_ERROR_VAL WSAEWOULDBLOCK
+_ACEOF
+
+        ;;
+  *) cat >>confdefs.h <<\_ACEOF
 #define PJ_BLOCKING_ERROR_VAL EAGAIN
-EOF
-
-     echo "$as_me:4130: result: ** Setting non-blocking recv() retval to EAGAIN (please check)" >&5
+_ACEOF
+
+     echo "$as_me:$LINENO: result: ** Setting non-blocking recv() retval to EAGAIN (please check)" >&5
 echo "${ECHO_T}** Setting non-blocking recv() retval to EAGAIN (please check)" >&6
         ;;
@@ -4134 +8032 @@
 
 case $target in
-  *) cat >>confdefs.h <<\EOF
+  *mingw* | *cygw* | *win32* | *w32* )
+        cat >>confdefs.h <<\_ACEOF
+#define PJ_BLOCKING_CONNECT_ERROR_VAL WSAEWOULDBLOCK
+_ACEOF
+
+        ;;
+  *) cat >>confdefs.h <<\_ACEOF
 #define PJ_BLOCKING_CONNECT_ERROR_VAL EINPROGRESS
-EOF
-
-     echo "$as_me:4140: result: ** Setting non-blocking connect() retval to EINPROGRESS (please check)" >&5
+_ACEOF
+
+     echo "$as_me:$LINENO: result: ** Setting non-blocking connect() retval to EINPROGRESS (please check)" >&5
 echo "${ECHO_T}** Setting non-blocking connect() retval to EINPROGRESS (please check)" >&6
         ;;
 esac
 
+
+
+
 if test "$build" = "$host"; then
     ac_cross_compile=
@@ -4151 +8058 @@
 
 ac_host=unix
+
 
 case $target in
@@ -4171 +8079 @@
 # the --recheck option to rerun configure.
 #
-# `ac_cv_env_foo' variables (set or unset) will be overriden when
+# `ac_cv_env_foo' variables (set or unset) will be overridden when
 # loading this file, other *unset* `ac_cv_foo' will be assigned the
 # following values.
@@ -4206 +8114 @@
      /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      : end' >>confcache
-if cmp -s $cache_file confcache; then :; else
+if diff $cache_file confcache >/dev/null 2>&1; then :; else
   if test -w $cache_file; then
     test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
@@ -4237 +8145 @@
 DEFS=-DHAVE_CONFIG_H
 
+ac_libobjs=
+ac_ltlibobjs=
+for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
+  # 1. Remove the extension, and $U if already installed.
+  ac_i=`echo "$ac_i" |
+         sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
+  # 2. Add them.
+  ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
+  ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
+done
+LIBOBJS=$ac_libobjs
+
+LTLIBOBJS=$ac_ltlibobjs
+
+
+
 : ${CONFIG_STATUS=./config.status}
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ echo "$as_me:4242: creating $CONFIG_STATUS" >&5
+{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
 echo "$as_me: creating $CONFIG_STATUS" >&6;}
 cat >$CONFIG_STATUS <<_ACEOF
 #! $SHELL
-# Generated automatically by configure.
+# Generated by $as_me.
 # Run this file to recreate the current configuration.
 # Compiler output produced by configure, useful for debugging
@@ -4250 +8174 @@
 
 debug=false
+ac_cs_recheck=false
+ac_cs_silent=false
 SHELL=\${CONFIG_SHELL-$SHELL}
-ac_cs_invocation="\$0 \$@"
-
 _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF
+## --------------------- ##
+## M4sh Initialization.  ##
+## --------------------- ##
+
 # Be Bourne compatible
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
+  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
 elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
   set -o posix
 fi
 
+# Support unset when possible.
+if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
+  as_unset=unset
+else
+  as_unset=false
+fi
+
+
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+for as_var in \
+  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+  LC_TELEPHONE LC_TIME
+do
+  if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then
+    eval $as_var=C; export $as_var
+  else
+    $as_unset $as_var
+  fi
+done
+
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
+  as_expr=expr
+else
+  as_expr=false
+fi
+
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
+  as_basename=basename
+else
+  as_basename=false
+fi
+
+
 # Name of the executable.
-as_me=`echo "$0" |sed 's,.*[\\/],,'`
+as_me=`$as_basename "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+         X"$0" : 'X\(//\)$' \| \
+         X"$0" : 'X\(/\)$' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+          /^X\/\(\/\/\)$/{ s//\1/; q; }
+          /^X\/\(\/\).*/{ s//\1/; q; }
+          s/.*/./; q'`
+
+
+# PATH needs CR, and LINENO needs CR and PATH.
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  echo "#! /bin/sh" >conf$$.sh
+  echo  "exit 0"   >>conf$$.sh
+  chmod +x conf$$.sh
+  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+    PATH_SEPARATOR=';'
+  else
+    PATH_SEPARATOR=:
+  fi
+  rm -f conf$$.sh
+fi
+
+
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
+  # Find who we are.  Look in the path if we contain no path at all
+  # relative or not.
+  case $0 in
+    *[\\/]* ) as_myself=$0 ;;
+    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+       ;;
+  esac
+  # We did not find ourselves, most probably we were run as `sh COMMAND'
+  # in which case we are not to be found in the path.
+  if test "x$as_myself" = x; then
+    as_myself=$0
+  fi
+  if test ! -f "$as_myself"; then
+    { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
+echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
+   { (exit 1); exit 1; }; }
+  fi
+  case $CONFIG_SHELL in
+  '')
+    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for as_base in sh bash ksh sh5; do
+         case $as_dir in
+         /*)
+           if ("$as_dir/$as_base" -c '
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
+             $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+             $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+             CONFIG_SHELL=$as_dir/$as_base
+             export CONFIG_SHELL
+             exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+           fi;;
+         esac
+       done
+done
+;;
+  esac
+
+  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+  # uniformly replaced by the line number.  The first 'sed' inserts a
+  # line-number line before each line; the second 'sed' does the real
+  # work.  The second script uses 'N' to pair each line-number line
+  # with the numbered line, and appends trailing '-' during
+  # substitution so that $LINENO is not a special case at line end.
+  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
+  sed '=' <$as_myself |
+    sed '
+      N
+      s,$,-,
+      : loop
+      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+      t loop
+      s,-$,,
+      s,^['$as_cr_digits']*\n,,
+    ' >$as_me.lineno &&
+  chmod +x $as_me.lineno ||
+    { { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
+echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
+   { (exit 1); exit 1; }; }
+
+  # Don't try to exec as it changes $[0], causing all sort of problems
+  # (the dirname of $[0] is not the place where we might find the
+  # original and so on.  Autoconf is especially sensible to this).
+  . ./$as_me.lineno
+  # Exit status is that of the last command.
+  exit
+}
+
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+  *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T='      ' ;;
+  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
+esac
 
 if expr a : '\(a\)' >/dev/null 2>&1; then
@@ -4291 +8391 @@
 rm -f conf$$ conf$$.exe conf$$.file
 
+if mkdir -p . 2>/dev/null; then
+  as_mkdir_p=:
+else
+  as_mkdir_p=false
+fi
+
 as_executable_p="test -f"
 
-# Support unset when possible.
-if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
-  as_unset=unset
-else
-  as_unset=false
-fi
-
-# NLS nuisances.
-$as_unset LANG || test "${LANG+set}" != set || { LANG=C; export LANG; }
-$as_unset LC_ALL || test "${LC_ALL+set}" != set || { LC_ALL=C; export LC_ALL; }
-$as_unset LC_TIME || test "${LC_TIME+set}" != set || { LC_TIME=C; export LC_TIME; }
-$as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set || { LC_CTYPE=C; export LC_CTYPE; }
-$as_unset LANGUAGE || test "${LANGUAGE+set}" != set || { LANGUAGE=C; export LANGUAGE; }
-$as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set || { LC_COLLATE=C; export LC_COLLATE; }
-$as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set || { LC_NUMERIC=C; export LC_NUMERIC; }
-$as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set || { LC_MESSAGES=C; export LC_MESSAGES; }
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+
 
 # IFS
@@ -4317 +8413 @@
 
 # CDPATH.
-$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=:; export CDPATH; }
+$as_unset CDPATH
 
 exec 6>&1
 
+# Open the log real soon, to keep \$[0] and so on meaningful, and to
+# report actual input values of CONFIG_FILES etc. instead of their
+# values after options handling.  Logging --version etc. is OK.
+exec 5>>config.log
+{
+  echo
+  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
+## Running $as_me. ##
+_ASBOX
+} >&5
+cat >&5 <<_CSEOF
+
+This file was extended by pjproject $as_me 0.5.8, which was
+generated by GNU Autoconf 2.56.  Invocation command line was
+
+  CONFIG_FILES    = $CONFIG_FILES
+  CONFIG_HEADERS  = $CONFIG_HEADERS
+  CONFIG_LINKS    = $CONFIG_LINKS
+  CONFIG_COMMANDS = $CONFIG_COMMANDS
+  $ $0 $@
+
+_CSEOF
+echo "on `(hostname || uname -n) 2>/dev/null | sed 1q`" >&5
+echo >&5
 _ACEOF
 
@@ -4340 +8460 @@
 fi
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 
 ac_cs_usage="\
@@ -4350 +8470 @@
   -h, --help       print this help, then exit
   -V, --version    print version number, then exit
+  -q, --quiet      do not print progress messages
   -d, --debug      don't remove temporary files
       --recheck    update $as_me by reconfiguring in the same conditions
@@ -4364 +8485 @@
 
 Report bugs to <bug-autoconf@gnu.org>."
-EOF
-
-cat >>$CONFIG_STATUS <<EOF
+_ACEOF
+
+cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
 pjproject config.status 0.5.8
-configured by $0, generated by GNU Autoconf 2.52,
+configured by $0, generated by GNU Autoconf 2.56,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
@@ -4377 +8498 @@
 gives unlimited permission to copy, distribute and modify it."
 srcdir=$srcdir
-EOF
-
-cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
 # If no file are specified by the user, then we need to provide default
 # value.  By we need to know if files were specified by the user.
@@ -4389 +8510 @@
     ac_option=`expr "x$1" : 'x\([^=]*\)='`
     ac_optarg=`expr "x$1" : 'x[^=]*=\(.*\)'`
-    shift
-    set dummy "$ac_option" "$ac_optarg" ${1+"$@"}
-    shift
+    ac_shift=:
     ;;
-  -*);;
+  -*)
+    ac_option=$1
+    ac_optarg=$2
+    ac_shift=shift
+    ;;
   *) # This is not an option, so the user has probably given explicit
      # arguments.
+     ac_option=$1
      ac_need_defaults=false;;
   esac
 
-  case $1 in
+  case $ac_option in
   # Handling of the options.
-EOF
-cat >>$CONFIG_STATUS <<EOF
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
-    echo "running $SHELL $0 " $ac_configure_args " --no-create --no-recursion"
-    exec $SHELL $0 $ac_configure_args --no-create --no-recursion ;;
-EOF
-cat >>$CONFIG_STATUS <<\EOF
+    ac_cs_recheck=: ;;
   --version | --vers* | -V )
     echo "$ac_cs_version"; exit 0 ;;
   --he | --h)
     # Conflict between --help and --header
-    { { echo "$as_me:4414: error: ambiguous option: $1
+    { { echo "$as_me:$LINENO: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: ambiguous option: $1
@@ -4422 +8543 @@
     debug=: ;;
   --file | --fil | --fi | --f )
-    shift
-    CONFIG_FILES="$CONFIG_FILES $1"
+    $ac_shift
+    CONFIG_FILES="$CONFIG_FILES $ac_optarg"
     ac_need_defaults=false;;
   --header | --heade | --head | --hea )
-    shift
-    CONFIG_HEADERS="$CONFIG_HEADERS $1"
+    $ac_shift
+    CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
     ac_need_defaults=false;;
+  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+  | -silent | --silent | --silen | --sile | --sil | --si | --s)
+    ac_cs_silent=: ;;
 
   # This is an error.
-  -*) { { echo "$as_me:4433: error: unrecognized option: $1
+  -*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: unrecognized option: $1
@@ -4443 +8567 @@
 done
 
-exec 5>>config.log
-cat >&5 << _ACEOF
-
-## ----------------------- ##
-## Running config.status.  ##
-## ----------------------- ##
-
-This file was extended by $as_me (pjproject 0.5.8) 2.52, executed with
-  CONFIG_FILES    = $CONFIG_FILES
-  CONFIG_HEADERS  = $CONFIG_HEADERS
-  CONFIG_LINKS    = $CONFIG_LINKS
-  CONFIG_COMMANDS = $CONFIG_COMMANDS
-  > $ac_cs_invocation
-on `(hostname || uname -n) 2>/dev/null | sed 1q`
-
-_ACEOF
-EOF
-
-cat >>$CONFIG_STATUS <<\EOF
+ac_configure_extra_args=
+
+if $ac_cs_silent; then
+  exec 6>/dev/null
+  ac_configure_extra_args="$ac_configure_extra_args --silent"
+fi
+
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF
+if \$ac_cs_recheck; then
+  echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
+  exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+fi
+
+_ACEOF
+
+
+
+
+
+cat >>$CONFIG_STATUS <<\_ACEOF
 for ac_config_target in $ac_config_targets
 do
@@ -4474 +8600 @@
   "pjlib/include/pj/compat/os_auto.h" ) CONFIG_HEADERS="$CONFIG_HEADERS pjlib/include/pj/compat/os_auto.h" ;;
   "pjlib/include/pj/compat/m_auto.h" ) CONFIG_HEADERS="$CONFIG_HEADERS pjlib/include/pj/compat/m_auto.h" ;;
-  *) { { echo "$as_me:4476: error: invalid argument: $ac_config_target" >&5
+  *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
    { (exit 1); exit 1; }; };;
@@ -4489 +8615 @@
 fi
 
+# Have a temporary directory for convenience.  Make it in the build tree
+# simply because there is no reason to put it here, and in addition,
+# creating and moving files from /tmp can sometimes cause problems.
 # Create a temporary directory, and hook for its removal unless debugging.
 $debug ||
@@ -4497 +8626 @@
 
 # Create a (secure) tmp directory for tmp files.
-: ${TMPDIR=/tmp}
+
 {
-  tmp=`(umask 077 && mktemp -d -q "$TMPDIR/csXXXXXX") 2>/dev/null` &&
+  tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
   test -n "$tmp" && test -d "$tmp"
 }  ||
 {
-  tmp=$TMPDIR/cs$$-$RANDOM
+  tmp=./confstat$$-$RANDOM
   (umask 077 && mkdir $tmp)
 } ||
 {
-   echo "$me: cannot create a temporary directory in $TMPDIR" >&2
+   echo "$me: cannot create a temporary directory in ." >&2
    { (exit 1); exit 1; }
 }
 
-EOF
-
-cat >>$CONFIG_STATUS <<EOF
+_ACEOF
+
+cat >>$CONFIG_STATUS <<_ACEOF
 
 #
@@ -4526 +8655 @@
    s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
 s,@SHELL@,$SHELL,;t t
+s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
+s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
+s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
+s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
+s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
+s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
 s,@exec_prefix@,$exec_prefix,;t t
 s,@prefix@,$prefix,;t t
@@ -4541 +8676 @@
 s,@infodir@,$infodir,;t t
 s,@mandir@,$mandir,;t t
-s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
-s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
-s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
-s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
-s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
 s,@build_alias@,$build_alias,;t t
 s,@host_alias@,$host_alias,;t t
 s,@target_alias@,$target_alias,;t t
+s,@DEFS@,$DEFS,;t t
 s,@ECHO_C@,$ECHO_C,;t t
 s,@ECHO_N@,$ECHO_N,;t t
 s,@ECHO_T@,$ECHO_T,;t t
-s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
-s,@DEFS@,$DEFS,;t t
 s,@LIBS@,$LIBS,;t t
 s,@build@,$build,;t t
@@ -4578 +8707 @@
 s,@ac_ct_CXX@,$ac_ct_CXX,;t t
 s,@CPP@,$CPP,;t t
+s,@EGREP@,$EGREP,;t t
+s,@ac_os_objs@,$ac_os_objs,;t t
 s,@ac_pjmedia_snd@,$ac_pjmedia_snd,;t t
 s,@ac_pa_use_alsa@,$ac_pa_use_alsa,;t t
@@ -4593 +8724 @@
 s,@ac_host@,$ac_host,;t t
 s,@ac_main_obj@,$ac_main_obj,;t t
+s,@LIBOBJS@,$LIBOBJS,;t t
+s,@LTLIBOBJS@,$LTLIBOBJS,;t t
 CEOF
 
-EOF
-
-  cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+
+  cat >>$CONFIG_STATUS <<\_ACEOF
   # Split the substitutions into bite-sized pieces for seds with
   # small command number limits, like on Digital OSF/1 and HP-UX.
@@ -4636 +8769 @@
 fi # test -n "$CONFIG_FILES"
 
-EOF
-cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
@@ -4651 +8784 @@
 
   # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
-  ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+  ac_dir=`(dirname "$ac_file") 2>/dev/null ||
+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
          X"$ac_file" : 'X\(//\)[^/]' \| \
          X"$ac_file" : 'X\(//\)$' \| \
@@ -4662 +8796 @@
           /^X\(\/\).*/{ s//\1/; q; }
           s/.*/./; q'`
-  if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
-    { case "$ac_dir" in
-  [\\/]* | ?:[\\/]* ) as_incr_dir=;;
-  *)                      as_incr_dir=.;;
+  { if $as_mkdir_p; then
+    mkdir -p "$ac_dir"
+  else
+    as_dir="$ac_dir"
+    as_dirs=
+    while test ! -d "$as_dir"; do
+      as_dirs="$as_dir $as_dirs"
+      as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+         X"$as_dir" : 'X\(//\)[^/]' \| \
+         X"$as_dir" : 'X\(//\)$' \| \
+         X"$as_dir" : 'X\(/\)' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+          /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+          /^X\(\/\/\)$/{ s//\1/; q; }
+          /^X\(\/\).*/{ s//\1/; q; }
+          s/.*/./; q'`
+    done
+    test ! -n "$as_dirs" || mkdir $as_dirs
+  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+   { (exit 1); exit 1; }; }; }
+
+  ac_builddir=.
+
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+  .)  # No --srcdir option.  We are building in place.
+    ac_srcdir=.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
 esac
-as_dummy="$ac_dir"
-for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do
-  case $as_mkdir_dir in
-    # Skip DOS drivespec
-    ?:) as_incr_dir=$as_mkdir_dir ;;
-    *)
-      as_incr_dir=$as_incr_dir/$as_mkdir_dir
-      test -d "$as_incr_dir" || mkdir "$as_incr_dir"
-    ;;
-  esac
-done; }
-
-    ac_dir_suffix="/`echo $ac_dir|sed 's,^\./,,'`"
-    # A "../" for each directory in $ac_dir_suffix.
-    ac_dots=`echo "$ac_dir_suffix" | sed 's,/[^/]*,../,g'`
-  else
-    ac_dir_suffix= ac_dots=
-  fi
-
-  case $srcdir in
-  .)  ac_srcdir=.
-      if test -z "$ac_dots"; then
-         ac_top_srcdir=.
-      else
-         ac_top_srcdir=`echo $ac_dots | sed 's,/$,,'`
-      fi ;;
-  [\\/]* | ?:[\\/]* )
-      ac_srcdir=$srcdir$ac_dir_suffix;
-      ac_top_srcdir=$srcdir ;;
-  *) # Relative path.
-    ac_srcdir=$ac_dots$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_dots$srcdir ;;
-  esac
+# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+# absolute.
+ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd`
+ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
+
+
 
   if test x"$ac_file" != x-; then
-    { echo "$as_me:4704: creating $ac_file" >&5
+    { echo "$as_me:$LINENO: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
     rm -f "$ac_file"
@@ -4708 +8862 @@
   # Let's still pretend it is `configure' which instantiates (i.e., don't
   # use $as_me), people would be surprised to read:
-  #    /* config.h.  Generated automatically by config.status.  */
-  configure_input="Generated automatically from `echo $ac_file_in |
-                                                 sed 's,.*/,,'` by configure."
+  #    /* config.h.  Generated by config.status.  */
+  if test x"$ac_file" = x-; then
+    configure_input=
+  else
+    configure_input="$ac_file.  "
+  fi
+  configure_input=$configure_input"Generated from `echo $ac_file_in |
+                                     sed 's,.*/,,'` by configure."
 
   # First look for the input files in the build tree, otherwise in the
@@ -4720 +8879 @@
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:4722: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
@@ -4733 +8892 @@
          else
            # /dev/null tree
-           { { echo "$as_me:4735: error: cannot find input file: $f" >&5
+           { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
@@ -4739 +8898 @@
       esac
     done` || { (exit 1); exit 1; }
-EOF
-cat >>$CONFIG_STATUS <<EOF
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF
   sed "$ac_vpsub
 $extrasub
-EOF
-cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
 s,@configure_input@,$configure_input,;t t
 s,@srcdir@,$ac_srcdir,;t t
+s,@abs_srcdir@,$ac_abs_srcdir,;t t
 s,@top_srcdir@,$ac_top_srcdir,;t t
+s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t
+s,@builddir@,$ac_builddir,;t t
+s,@abs_builddir@,$ac_abs_builddir,;t t
+s,@top_builddir@,$ac_top_builddir,;t t
+s,@abs_top_builddir@,$ac_abs_top_builddir,;t t
 " $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
   rm -f $tmp/stdin
@@ -4760 +8925 @@
 
 done
-EOF
-cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 
 #
@@ -4793 +8958 @@
   esac
 
-  test x"$ac_file" != x- && { echo "$as_me:4795: creating $ac_file" >&5
+  test x"$ac_file" != x- && { echo "$as_me:$LINENO: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
 
@@ -4804 +8969 @@
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:4806: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
@@ -4817 +8982 @@
          else
            # /dev/null tree
-           { { echo "$as_me:4819: error: cannot find input file: $f" >&5
+           { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
@@ -4826 +8991 @@
   sed 's/[      ]*$//' $ac_file_inputs >$tmp/in
 
-EOF
+_ACEOF
 
 # Transform confdefs.h into two sed scripts, `conftest.defines' and
@@ -4842 +9007 @@
 # 0-ary CPP macros) applies to n-ary macro definitions.
 # See the Autoconf documentation for `clear'.
-cat >confdef2sed.sed <<\EOF
+cat >confdef2sed.sed <<\_ACEOF
 s/[\\&,]/\\&/g
 s,[\\$`],\\&,g
 t clear
 : clear
-s,^[    ]*#[    ]*define[       ][      ]*\(\([^        (][^    (]*\)([^)]*)\)[         ]*\(.*\)$,${ac_dA}\2${ac_dB}\1${ac_dC}\3${ac_dD},gp
+s,^[    ]*#[    ]*define[       ][      ]*\([^  (][^    (]*\)\(([^)]*)\)[       ]*\(.*\)$,${ac_dA}\1${ac_dB}\1\2${ac_dC}\3${ac_dD},gp
 t end
 s,^[    ]*#[    ]*define[       ][      ]*\([^  ][^     ]*\)[   ]*\(.*\)$,${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD},gp
 : end
-EOF
+_ACEOF
 # If some macros were called several times there might be several times
 # the same #defines, which is useless.  Nevertheless, we may not want to
@@ -4862 +9027 @@
 # example, in the case of _POSIX_SOURCE, which is predefined and required
 # on some systems where configure will not decide to define it.
-cat >>conftest.undefs <<\EOF
+cat >>conftest.undefs <<\_ACEOF
 s,^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*,/* & */,
-EOF
+_ACEOF
 
 # Break up conftest.defines because some shells have a limit on the size
 # of here documents, and old seds have small limits too (100 cmds).
 echo '  # Handle all the #define templates only if necessary.' >>$CONFIG_STATUS
-echo '  if egrep "^[    ]*#[    ]*define" $tmp/in >/dev/null; then' >>$CONFIG_STATUS
+echo '  if grep "^[     ]*#[    ]*define" $tmp/in >/dev/null; then' >>$CONFIG_STATUS
 echo '  # If there are no defines, we may have an empty if/fi' >>$CONFIG_STATUS
 echo '  :' >>$CONFIG_STATUS
@@ -4893 +9058 @@
 done
 rm -f conftest.defines
-echo '  fi # egrep' >>$CONFIG_STATUS
+echo '  fi # grep' >>$CONFIG_STATUS
 echo >>$CONFIG_STATUS
 
@@ -4921 +9086 @@
 rm -f conftest.undefs
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>$CONFIG_STATUS <<\_ACEOF
   # Let's still pretend it is `configure' which instantiates (i.e., don't
   # use $as_me), people would be surprised to read:
-  #    /* config.h.  Generated automatically by config.status.  */
+  #    /* config.h.  Generated by config.status.  */
   if test x"$ac_file" = x-; then
-    echo "/* Generated automatically by configure.  */" >$tmp/config.h
+    echo "/* Generated by configure.  */" >$tmp/config.h
   else
-    echo "/* $ac_file.  Generated automatically by configure.  */" >$tmp/config.h
+    echo "/* $ac_file.  Generated by configure.  */" >$tmp/config.h
   fi
   cat $tmp/in >>$tmp/config.h
   rm -f $tmp/in
   if test x"$ac_file" != x-; then
-    if cmp -s $ac_file $tmp/config.h 2>/dev/null; then
-      { echo "$as_me:4936: $ac_file is unchanged" >&5
+    if diff $ac_file $tmp/config.h >/dev/null 2>&1; then
+      { echo "$as_me:$LINENO: $ac_file is unchanged" >&5
 echo "$as_me: $ac_file is unchanged" >&6;}
     else
-      ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+      ac_dir=`(dirname "$ac_file") 2>/dev/null ||
+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
          X"$ac_file" : 'X\(//\)[^/]' \| \
          X"$ac_file" : 'X\(//\)$' \| \
@@ -4948 +9114 @@
           /^X\(\/\).*/{ s//\1/; q; }
           s/.*/./; q'`
-      if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
-        { case "$ac_dir" in
-  [\\/]* | ?:[\\/]* ) as_incr_dir=;;
-  *)                      as_incr_dir=.;;
-esac
-as_dummy="$ac_dir"
-for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do
-  case $as_mkdir_dir in
-    # Skip DOS drivespec
-    ?:) as_incr_dir=$as_mkdir_dir ;;
-    *)
-      as_incr_dir=$as_incr_dir/$as_mkdir_dir
-      test -d "$as_incr_dir" || mkdir "$as_incr_dir"
-    ;;
-  esac
-done; }
-
-      fi
+      { if $as_mkdir_p; then
+    mkdir -p "$ac_dir"
+  else
+    as_dir="$ac_dir"
+    as_dirs=
+    while test ! -d "$as_dir"; do
+      as_dirs="$as_dir $as_dirs"
+      as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+         X"$as_dir" : 'X\(//\)[^/]' \| \
+         X"$as_dir" : 'X\(//\)$' \| \
+         X"$as_dir" : 'X\(/\)' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+          /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+          /^X\(\/\/\)$/{ s//\1/; q; }
+          /^X\(\/\).*/{ s//\1/; q; }
+          s/.*/./; q'`
+    done
+    test ! -n "$as_dirs" || mkdir $as_dirs
+  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+   { (exit 1); exit 1; }; }; }
+
       rm -f $ac_file
       mv $tmp/config.h $ac_file
@@ -4974 +9147 @@
   fi
 done
-EOF
-
-cat >>$CONFIG_STATUS <<\EOF
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
 
 { (exit 0); exit 0; }
-EOF
+_ACEOF
 chmod +x $CONFIG_STATUS
 ac_clean_files=$ac_clean_files_save
+
 
 # configure is writing to config.log, and then calls config.status.
@@ -4993 +9167 @@
 if test "$no_create" != yes; then
   ac_cs_success=:
+  ac_config_status_args=
+  test "$silent" = yes &&
+    ac_config_status_args="$ac_config_status_args --quiet"
   exec 5>/dev/null
-  $SHELL $CONFIG_STATUS || ac_cs_success=false
+  $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
@@ -5001 +9178 @@
 fi
 
+

pjproject/trunk/aconfigure.ac

@@ -18 +18 @@
 
 AC_CHECK_LIB(pthread,pthread_create)
+AC_CHECK_LIB(wsock32,puts)
+AC_CHECK_LIB(ws2_32,puts)
+AC_CHECK_LIB(ole32,puts)
+AC_CHECK_LIB(winmm,puts)
+AC_CHECK_LIB(socket,puts)
+AC_CHECK_LIB(rt,puts)
+AC_CHECK_LIB(nsl,puts)
 
 AC_MSG_RESULT([Setting PJ_M_NAME to $target_cpu])
 AC_DEFINE_UNQUOTED(PJ_M_NAME,["$target_cpu"])
 
-dnl # Endianness detection
+dnl
+dnl Endianness detection
+dnl
 AC_C_BIGENDIAN
+
+dnl
+dnl Legacy macros
+dnl
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        AC_DEFINE(PJ_WIN32,1)
+        AC_DEFINE(PJ_WIN32_WINNT,0x0400)
+        AC_DEFINE(WIN32_LEAN_AND_MEAN)
+        ;;
+    *darwin*)
+        AC_DEFINE(PJ_DARWINOS,1)
+        ;;
+    *linux*)
+        AC_DEFINE(PJ_LINUX,1)
+        ;;
+    *rtems*)
+        AC_DEFINE(PJ_RTEMS,1)
+        ;;
+    *sunos* | *solaris* )
+        AC_DEFINE(PJ_SUNOS,1)
+        ;;
+    *)
+        ;;
+esac
+
+
+
 
 dnl # --disable-floating-point option
@@ -43 +80 @@
 AC_CHECK_HEADER(assert.h,[AC_DEFINE(PJ_HAS_ASSERT_H,1)])
 AC_CHECK_HEADER(ctype.h,[AC_DEFINE(PJ_HAS_CTYPE_H,1)])
-AC_CHECK_HEADER(errno.h,[AC_DEFINE(PJ_HAS_ERRNO_H,1)])
+
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        AC_DEFINE(PJ_HAS_ERRNO_H,0)
+        ;;
+    *)
+        AC_CHECK_HEADER(errno.h,[AC_DEFINE(PJ_HAS_ERRNO_H,1)])
+        ;;
+esac
+
 AC_CHECK_HEADER(linux/socket.h,[AC_DEFINE(PJ_HAS_LINUX_SOCKET_H,1)])
 AC_CHECK_HEADER(malloc.h,[AC_DEFINE(PJ_HAS_MALLOC_H,1)])
@@ -113 +159 @@
 dnl # Determine if SO_ERROR is available
 AC_MSG_CHECKING([if SO_ERROR is available])
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
-                                     #include <sys/socket.h>
-                                     #include <netinet/in.h>
-                                     #include <arpa/inet.h>]],
-                                  [int i=SO_ERROR;])],
-                  [AC_DEFINE(PJ_HAS_SO_ERROR,1)
-                   AC_MSG_RESULT(yes)],
-                  AC_MSG_RESULT(no))
+case $target in
+    *mingw* | *cygw* | *win32* | *w32* )
+        AC_DEFINE(PJ_HAS_SO_ERROR,1)
+        AC_MSG_RESULT(yes)
+        ;;
+    *)
+        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
+                                             #include <sys/socket.h>
+                                             #include <netinet/in.h>
+                                             #include <arpa/inet.h>]],
+                                          [int i=SO_ERROR;])],
+                          [AC_DEFINE(PJ_HAS_SO_ERROR,1)
+                           AC_MSG_RESULT(yes)],
+                          AC_MSG_RESULT(no))
+        ;;
+esac
+
 
 dnl # Determine if RW-mutex is available
@@ -131 +186 @@
                    AC_MSG_RESULT(no)])
 
+AC_SUBST(ac_os_objs)
+case $target in
+  *mingw* | *cygw* | *win32* | *w32* )
+        ac_os_objs="os_core_win32.o os_error_win32.o os_time_win32.o os_timestamp_win32.o guid_win32.o ioqueue_select.o"
+        ;;
+  *)
+        ac_os_objs="os_core_unix.o os_error_unix.o os_time_unix.o os_timestamp_posix.o guid_simple.o ioqueue_select.o"
+        ;;
+esac
+
 
 dnl ##########################################
@@ -315 +380 @@
 dnl # socket recv() can not return immediate data.
 case $target in
+  *mingw* | *cygw* | *win32* | *w32* )
+        AC_DEFINE(PJ_BLOCKING_ERROR_VAL,WSAEWOULDBLOCK)
+        ;;
   *) AC_DEFINE(PJ_BLOCKING_ERROR_VAL,EAGAIN)
      AC_MSG_RESULT([** Setting non-blocking recv() retval to EAGAIN (please check)])
@@ -323 +391 @@
 dnl # socket connect() can not get connected immediately.
 case $target in
+  *mingw* | *cygw* | *win32* | *w32* )
+        AC_DEFINE(PJ_BLOCKING_CONNECT_ERROR_VAL,WSAEWOULDBLOCK)
+        ;;
   *) AC_DEFINE(PJ_BLOCKING_CONNECT_ERROR_VAL,EINPROGRESS)
      AC_MSG_RESULT([** Setting non-blocking connect() retval to EINPROGRESS (please check)])

pjproject/trunk/pjlib/build/os-auto.mak.in

@@ -1 +1 @@
 # @configure_input@
+
+# Determine OS specific files
+AC_OS_OBJS=@ac_os_objs@
 
 #
@@ -6 +9 @@
 # to all operating systems should go in Makefile instead.
 #
-export PJLIB_OBJS +=    addr_resolv_sock.o guid_simple.o \
-                        log_writer_stdout.o os_core_unix.o \
-                        os_error_unix.o os_time_unix.o \
-                        os_timestamp_common.o os_timestamp_posix.o \
+export PJLIB_OBJS +=    $(AC_OS_OBJS) \
+                        addr_resolv_sock.o \
+                        log_writer_stdout.o \
+                        os_timestamp_common.o \
                         pool_policy_malloc.o sock_bsd.o sock_select.o
 
-export PJLIB_OBJS += ioqueue_select.o 
 export PJLIB_OBJS += file_access_unistd.o file_io_ansi.o
 

pjproject/trunk/pjlib/include/pj/compat/os_auto.h.in

@@ -28 +28 @@
 /* Canonical OS name */
 #undef PJ_OS_NAME
+
+/* Legacy macros */
+#undef PJ_WIN32
+#undef PJ_WIN32_WINNT
+#undef WIN32_LEAN_AND_MEAN
+#undef PJ_DARWINOS
+#undef PJ_LINUX
+#undef PJ_RTEMS
+#undef PJ_SUNOS
+
+#if defined(PJ_WIN32_WINNT) && !defined(_WIN32_WINNT)
+#  define _WIN32_WINNT  PJ_WIN32_WINNT
+#endif
 
 /* Headers availability */
@@ -68 +81 @@
 
 #if !defined(PJ_HAS_SOCKLEN_T) || PJ_HAS_SOCKLEN_T==0
+# define PJ_HAS_SOCKLEN_T  1
   typedef int socklen_t;
 #endif

pjproject/trunk/pjlib/include/pj/compat/socket.h

@@ -25 +25 @@
  */
 
+#if defined(PJ_HAS_WINSOCK2_H) && PJ_HAS_WINSOCK2_H != 0
+#  include <winsock2.h>
+#endif
+
 #if defined(PJ_HAS_WINSOCK_H) && PJ_HAS_WINSOCK_H != 0
 #  include <winsock.h>
-#endif
-
-#if defined(PJ_HAS_WINSOCK2_H) && PJ_HAS_WINSOCK2_H != 0
-#  include <winsock2.h>
 #endif
 
@@ -125 +125 @@
 
 /*
- * Windows specific
+ * This will finally be obsoleted, since it should be declared in
+ * os_auto.h
  */
-#if defined(PJ_WIN32) || defined(PJ_WIN32_WINCE)
+#if !defined(PJ_HAS_SOCKLEN_T) || PJ_HAS_SOCKLEN_T==0
     typedef int socklen_t;
 #endif

pjproject/trunk/pjlib/src/pjlib-test/ioq_unreg.c

@@ -80 +80 @@
 
     if (bytes_read < 0) {
-        if (-bytes_read != PJ_STATUS_FROM_OS(OSERR_EWOULDBLOCK))
+        if (-bytes_read != PJ_STATUS_FROM_OS(PJ_BLOCKING_ERROR_VAL))
             app_perror("ioqueue reported recv error", -bytes_read);
     } else {

pjproject/trunk/pjmedia/build/os-auto.mak.in

@@ -93 +93 @@
 export PJMEDIA_OBJS += $(PA_DIR)/pa_win_hostapis.o $(PA_DIR)/pa_win_util.o \
                        $(PA_DIR)/pa_win_wmme.o
-export CFLAGS += -DDPA_NO_ASIO -DPA_NO_DS \
+export CFLAGS += -DPA_NO_ASIO -DPA_NO_DS \
                  -DPJMEDIA_SOUND_IMPLEMENTATION=PJMEDIA_SOUND_PORTAUDIO_SOUND
 endif