[Iaxclient-cvs] SF.net SVN: iaxclient: [1377] trunk/contrib/tcl

[<ma...@us...>]

Revision: 1377
          http://iaxclient.svn.sourceforge.net/iaxclient/?rev=1377&view=rev
Author:   matben
Date:     2008-03-23 06:54:26 -0700 (Sun, 23 Mar 2008)

Log Message:
-----------
Updated TEA build system for iaxclient 2.1; Code cleanup.

Modified Paths:
--------------
    trunk/contrib/tcl/XThreadUtil.c
    trunk/contrib/tcl/configure
    trunk/contrib/tcl/configure.in
    trunk/contrib/tcl/iaxclient.c
    trunk/contrib/tcl/macosx/PBExportedSymbols
    trunk/contrib/tcl/macosx/iaxclient.xcodeproj/project.pbxproj
    trunk/contrib/tcl/pkgIndex.tcl
    trunk/contrib/tcl/pkgIndex.tcl.in

Added Paths:
-----------
    trunk/contrib/tcl/build-iaxclient.txt

Modified: trunk/contrib/tcl/XThreadUtil.c
===================================================================
--- trunk/contrib/tcl/XThreadUtil.c	2008-03-18 14:29:54 UTC (rev 1376)
+++ trunk/contrib/tcl/XThreadUtil.c	2008-03-23 13:54:26 UTC (rev 1377)
@@ -12,9 +12,9 @@
  *
  * By Mats Bengtsson and Zoran Vasiljevic 2006
  *
- * \xCA 1. XThread_RegisterThread 
- * \xCA 2. XThread_UnregisterThread 
- * \xCA 3. XThread_EvalInThread 
+ *   1. XThread_RegisterThread 
+ *   2. XThread_UnregisterThread 
+ *   3. XThread_EvalInThread 
  *
  *   The 1. needs to be called from your master thread, i.e. the 
  *   one you would like to execute the callbacks within.
@@ -30,9 +30,9 @@
 #include <string.h>
 
 #if TARGET_API_MAC_CARBON
-#	include <Tcl/tcl.h>
+#   include <Tcl/tcl.h>
 #else
-#	include "tcl.h"
+#   include "tcl.h"
 #endif
 
 #ifndef TCL_TSD_INIT
@@ -46,7 +46,7 @@
  */
 
 typedef struct ThreadSpecificData {
-    Tcl_Interp *interp;                   /* Interp to evaluate scripts */
+    Tcl_Interp *interp;		/* Interp to evaluate scripts */
 } ThreadSpecificData;
 
 static Tcl_ThreadDataKey dataKey;
@@ -76,15 +76,10 @@
 } ThreadSendData;
 
 
-static void		
-ThreadSend		_ANSI_ARGS_((Tcl_ThreadId targetId, ThreadSendData *send));
+static void	ThreadSend	_ANSI_ARGS_((Tcl_ThreadId targetId, ThreadSendData *send));
+static int  	ThreadEventProc	_ANSI_ARGS_((Tcl_Event *evPtr, int mask));
+static void 	ThreadFreeProc	_ANSI_ARGS_((ClientData clientData));
 
-static int  	
-ThreadEventProc	_ANSI_ARGS_((Tcl_Event *evPtr, int mask));
-
-static void 	
-ThreadFreeProc	_ANSI_ARGS_((ClientData clientData));
-
 /*
  *----------------------------------------------------------------------
  *
@@ -102,7 +97,8 @@
  *----------------------------------------------------------------------
  */
 
-void XThread_RegisterThread(Tcl_Interp *interp)
+void 
+XThread_RegisterThread(Tcl_Interp *interp)
 {
     ThreadSpecificData* tsdPtr = TCL_TSD_INIT(&dataKey);
 
@@ -126,7 +122,8 @@
  *----------------------------------------------------------------------
  */
 
-void XThread_UnregisterThread()
+void 
+XThread_UnregisterThread()
 {
     ThreadSpecificData* tsdPtr = TCL_TSD_INIT(&dataKey);
 
@@ -158,7 +155,8 @@
  *----------------------------------------------------------------------
  */
 
-void XThread_EvalInThread(Tcl_ThreadId threadId, const char *script, int flags)
+void 
+XThread_EvalInThread(Tcl_ThreadId threadId, const char *script, int flags)
 {
     ThreadSendData *sendPtr;
     int len = strlen(script);

Added: trunk/contrib/tcl/build-iaxclient.txt
===================================================================
--- trunk/contrib/tcl/build-iaxclient.txt	                        (rev 0)
+++ trunk/contrib/tcl/build-iaxclient.txt	2008-03-23 13:54:26 UTC (rev 1377)
@@ -0,0 +1,32 @@
+
+My own HOWTO of how I built all this stuff
+------------------------------------------
+
+MacOSX 10.5
+-----------
+
+1) pkg-config:
+Installed darwinports and|or fink and be sure to get pkgconfig as well
+
+2) Portaudio:
+http://www.portaudio.com/archives/pa_stable_v19_20071207.tar.gz
+#export CFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4"
+./configure --disable-shared && make install
+
+3) Speex:
+http://downloads.xiph.org/releases/speex/speex-1.2beta3.tar.gz
+#export CFLAGS="-arch ppc -arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4"
+./configure --disable-shared && make install
+
+4) iaxclient 2.1beta3:
+  PKG_CONFIG  path to pkg-config utility
+export PKG_CONFIG=`which pkg-config`
+export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig/
+./autogen.sh
+./configure --without-ogg --without-theora --without-vidcap \
+    --disable-video --disable-clients --disable-shared
+make
+ll lib/.libs/
+make install
+
+
Modified: trunk/contrib/tcl/configure
===================================================================
--- trunk/contrib/tcl/configure	2008-03-18 14:29:54 UTC (rev 1376)
+++ trunk/contrib/tcl/configure	2008-03-23 13:54:26 UTC (rev 1377)
@@ -1,9 +1,8 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.57 for iaxclient 0.2.
+# Generated by GNU Autoconf 2.59 for iaxclient 0.2.
 #
-# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
-# Free Software Foundation, Inc.
+# Copyright (C) 2003 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 ## --------------------- ##
@@ -20,9 +19,10 @@
 elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
   set -o posix
 fi
+DUALCASE=1; export DUALCASE # for MKS sh
 
 # Support unset when possible.
-if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
   as_unset=unset
 else
   as_unset=false
@@ -41,7 +41,7 @@
   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
+  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
     eval $as_var=C; export $as_var
   else
     $as_unset $as_var
@@ -218,16 +218,17 @@
 if mkdir -p . 2>/dev/null; then
   as_mkdir_p=:
 else
+  test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
 as_executable_p="test -f"
 
 # Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+as_tr_cpp="eval sed 'y%*$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%[^_$as_cr_alnum]%_%g"
+as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
 # IFS
@@ -666,7 +667,7 @@
 
 # Be sure to have absolute paths.
 for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
-              localstatedir libdir includedir oldincludedir infodir mandir
+	      localstatedir libdir includedir oldincludedir infodir mandir
 do
   eval ac_val=$`echo $ac_var`
   case $ac_val in
@@ -706,10 +707,10 @@
   # Try the directory containing this script, then its parent.
   ac_confdir=`(dirname "$0") 2>/dev/null ||
 $as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-         X"$0" : 'X\(//\)[^/]' \| \
-         X"$0" : 'X\(//\)$' \| \
-         X"$0" : 'X\(/\)' \| \
-         .     : '\(.\)' 2>/dev/null ||
+	 X"$0" : 'X\(//\)[^/]' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
 echo X"$0" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
   	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
@@ -801,9 +802,9 @@
   cat <<_ACEOF
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-                          [$ac_default_prefix]
+			  [$ac_default_prefix]
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-                          [PREFIX]
+			  [PREFIX]
 
 By default, \`make install' will install all the files in
 \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
@@ -902,13 +903,46 @@
     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`
 
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+  case "$ac_dir" in
+  .) ac_abs_builddir=`pwd`;;
+  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+  *) ac_abs_builddir=`pwd`/"$ac_dir";;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+  case ${ac_top_builddir}. in
+  .) ac_abs_top_builddir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+  case $ac_srcdir in
+  .) ac_abs_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+  case $ac_top_srcdir in
+  .) ac_abs_top_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+  esac;;
+esac
+
     cd $ac_dir
     # Check for guested configure; otherwise get Cygnus style configure.
     if test -f $ac_srcdir/configure.gnu; then
@@ -918,7 +952,7 @@
       echo
       $SHELL $ac_srcdir/configure  --help=recursive
     elif test -f $ac_srcdir/configure.ac ||
-           test -f $ac_srcdir/configure.in; then
+	   test -f $ac_srcdir/configure.in; then
       echo
       $ac_configure --help
     else
@@ -932,10 +966,9 @@
 if $ac_init_version; then
   cat <<\_ACEOF
 iaxclient configure 0.2
-generated by GNU Autoconf 2.57
+generated by GNU Autoconf 2.59
 
-Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
-Free Software Foundation, Inc.
+Copyright (C) 2003 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -947,7 +980,7 @@
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by iaxclient $as_me 0.2, which was
-generated by GNU Autoconf 2.57.  Invocation command line was
+generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
 
@@ -1024,19 +1057,19 @@
     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.
+	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
+	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'$ac_arg'"
       # Get rid of the leading space.
@@ -1070,12 +1103,12 @@
     case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
     *ac_space=\ *)
       sed -n \
-        "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
-    	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
       ;;
     *)
       sed -n \
-        "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
     esac;
 }
@@ -1104,7 +1137,7 @@
       for ac_var in $ac_subst_files
       do
 	eval ac_val=$`echo $ac_var`
-        echo "$ac_var='"'"'$ac_val'"'"'"
+	echo "$ac_var='"'"'$ac_val'"'"'"
       done | sort
       echo
     fi
@@ -1123,7 +1156,7 @@
       echo "$as_me: caught signal $ac_signal"
     echo "$as_me: exit $exit_status"
   } >&5
-  rm -f core core.* *.core &&
+  rm -f core *.core &&
   rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
      ' 0
@@ -1203,7 +1236,7 @@
 # value.
 ac_cache_corrupted=false
 for ac_var in `(set) 2>&1 |
-               sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
+	       sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
   eval ac_old_set=\$ac_cv_env_${ac_var}_set
   eval ac_new_set=\$ac_env_${ac_var}_set
   eval ac_old_val="\$ac_cv_env_${ac_var}_value"
@@ -1220,13 +1253,13 @@
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-        { echo "$as_me:$LINENO: error: \`$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:$LINENO:   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:$LINENO:   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=:
+	ac_cache_corrupted=:
       fi;;
   esac
   # Pass precious variables to config.status.
@@ -2027,7 +2060,6 @@
   (exit $ac_status); }
 
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2047,8 +2079,8 @@
 # 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 "$as_me:$LINENO: checking for C compiler default output" >&5
-echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
+echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
 ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
@@ -2068,23 +2100,23 @@
   test -f "$ac_file" || continue
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
-        ;;
+	;;
     conftest.$ac_ext )
-        # This is the source file.
-        ;;
+	# This is the source file.
+	;;
     [ab].out )
-        # We found the default executable, but exeext='' is most
-        # certainly right.
-        break;;
+	# We found the default executable, but exeext='' is most
+	# certainly right.
+	break;;
     *.* )
-        ac_cv_exeext=`expr "$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;;
+	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;;
+	break;;
   esac
 done
 else
@@ -2158,8 +2190,8 @@
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-          export ac_cv_exeext
-          break;;
+	  export ac_cv_exeext
+	  break;;
     * ) break;;
   esac
 done
@@ -2184,7 +2216,6 @@
   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
@@ -2235,7 +2266,6 @@
   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
@@ -2255,15 +2285,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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_compiler_gnu=yes
 else
@@ -2272,7 +2312,7 @@
 
 ac_compiler_gnu=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
@@ -2288,7 +2328,6 @@
   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
@@ -2305,15 +2344,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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_g=yes
 else
@@ -2322,7 +2371,7 @@
 
 ac_cv_prog_cc_g=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
@@ -2349,7 +2398,6 @@
   ac_cv_prog_cc_stdc=no
 ac_save_CC=$CC
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2377,6 +2425,16 @@
   va_end (v);
   return s;
 }
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not '\xHH' hex character constants.
+   These don't provoke an error unfortunately, instead are silently treated
+   as 'x'.  The following induces an error, until -std1 is added to get
+   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
+   array size at least.  It's necessary to write '\x00'==0 to get something
+   that's true only with -std1.  */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
 int test (int i, double x);
 struct s1 {int (*f) (int a);};
 struct s2 {int (*f) (double a);};
@@ -2403,15 +2461,25 @@
   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
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
@@ -2420,7 +2488,7 @@
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.$ac_objext
+rm -f conftest.err conftest.$ac_objext
 done
 rm -f conftest.$ac_ext conftest.$ac_objext
 CC=$ac_save_CC
@@ -2448,19 +2516,28 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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 $ac_status); }; }; then
   for ac_declaration in \
-   ''\
-   '#include <stdlib.h>' \
+   '' \
    'extern "C" void std::exit (int) throw (); using std::exit;' \
    'extern "C" void std::exit (int); using std::exit;' \
    'extern "C" void exit (int) throw ();' \
@@ -2468,14 +2545,13 @@
    'void exit (int);'
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+$ac_declaration
 #include <stdlib.h>
-$ac_declaration
 int
 main ()
 {
@@ -2486,15 +2562,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
   :
 else
@@ -2503,9 +2589,8 @@
 
 continue
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2522,15 +2607,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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 $ac_status); }; }; then
   break
 else
@@ -2538,7 +2633,7 @@
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 done
 rm -f conftest*
 if test -n "$ac_declaration"; then
@@ -2552,7 +2647,7 @@
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2587,7 +2682,6 @@
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2598,7 +2692,7 @@
 #else
 # include <assert.h>
 #endif
-                     Syntax error
+		     Syntax error
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -2610,6 +2704,7 @@
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
   else
     ac_cpp_err=
   fi
@@ -2630,7 +2725,6 @@
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2648,6 +2742,7 @@
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
   else
     ac_cpp_err=
   fi
@@ -2694,7 +2789,6 @@
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2705,7 +2799,7 @@
 #else
 # include <assert.h>
 #endif
-                     Syntax error
+		     Syntax error
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -2717,6 +2811,7 @@
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
   else
     ac_cpp_err=
   fi
@@ -2737,7 +2832,6 @@
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2755,6 +2849,7 @@
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
   else
     ac_cpp_err=
   fi
@@ -2805,6 +2900,7 @@
 # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
+# OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
 echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6
@@ -2821,6 +2917,7 @@
 case $as_dir/ in
   ./ | .// | /cC/* | \
   /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
+  ?:\\/os2\\/install\\/* | ?:\\/OS2\\/INSTALL\\/* | \
   /usr/ucb/* ) ;;
   *)
     # OSF1 and SCO ODT 3.0 have their own names for install.
@@ -2828,20 +2925,20 @@
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-        if $as_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
-          if test $ac_prog = install &&
-            grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
-            # AIX install.  It has an incompatible calling convention.
-            :
-          elif test $ac_prog = install &&
-            grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
-            # program-specific install script used by HP pwplus--don't use.
-            :
-          else
-            ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
-            break 3
-          fi
-        fi
+	if $as_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
+	  if test $ac_prog = install &&
+	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    # AIX install.  It has an incompatible calling convention.
+	    :
+	  elif test $ac_prog = install &&
+	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    # program-specific install script used by HP pwplus--don't use.
+	    :
+	  else
+	    ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
+	    break 3
+	  fi
+	fi
       done
     done
     ;;
@@ -2878,7 +2975,7 @@
 
     echo "$as_me:$LINENO: checking whether ${MAKE-make} sets \$(MAKE)" >&5
 echo $ECHO_N "checking whether ${MAKE-make} sets \$(MAKE)... $ECHO_C" >&6
-set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,./+-,__p_,'`
+set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,:./+-,___p_,'`
 if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
@@ -3021,7 +3118,6 @@
   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
@@ -3042,15 +3138,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
@@ -3059,12 +3165,11 @@
 
 ac_cv_header_stdc=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err 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
@@ -3086,7 +3191,6 @@
 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
@@ -3111,7 +3215,6 @@
   :
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3123,9 +3226,9 @@
 # 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'))
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
 # define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
 #endif
 
@@ -3136,7 +3239,7 @@
   int i;
   for (i = 0; i < 256; i++)
     if (XOR (islower (i), ISLOWER (i))
-        || toupper (i) != TOUPPER (i))
+	|| toupper (i) != TOUPPER (i))
       exit(2);
   exit (0);
 }
@@ -3161,7 +3264,7 @@
 ( 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
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
 fi
@@ -3186,7 +3289,7 @@
 
 
 for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-                  inttypes.h stdint.h unistd.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
@@ -3195,7 +3298,6 @@
   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
@@ -3207,15 +3309,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
@@ -3224,7 +3336,7 @@
 
 eval "$as_ac_Header=no"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$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
@@ -3253,7 +3365,6 @@
 	OLDCC="$CC"
 	CC="$CC -pipe"
 	cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3270,15 +3381,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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 $ac_status); }; }; then
   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
@@ -3290,7 +3411,7 @@
 	    echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
     fi
 
     #--------------------------------------------------------------------
@@ -3304,7 +3425,6 @@
 else
   # See if sys/param.h defines the BYTE_ORDER macro.
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3326,19 +3446,28 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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 $ac_status); }; }; then
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3360,15 +3489,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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_c_bigendian=yes
 else
@@ -3377,7 +3516,7 @@
 
 ac_cv_c_bigendian=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
@@ -3387,7 +3526,6 @@
   # 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
@@ -3409,15 +3547,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
@@ -3435,10 +3583,9 @@
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3477,10 +3624,10 @@
 ( exit $ac_status )
 ac_cv_c_bigendian=yes
 fi
-rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_c_bigendian" >&5
 echo "${ECHO_T}$ac_cv_c_bigendian" >&6
@@ -3516,21 +3663,28 @@
   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.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+/* Define sin to an innocuous variant, in case <limits.h> declares sin.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define sin innocuous_sin
+
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char sin (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
+
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
+
+#undef sin
+
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -3561,15 +3715,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_func_sin=yes
 else
@@ -3578,7 +3742,8 @@
 
 ac_cv_func_sin=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_sin" >&5
 echo "${ECHO_T}$ac_cv_func_sin" >&6
@@ -3596,7 +3761,6 @@
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lieee  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3614,15 +3778,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_ieee_main=yes
 else
@@ -3631,7 +3805,8 @@
 
 ac_cv_lib_ieee_main=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_ieee_main" >&5
@@ -3654,7 +3829,6 @@
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-linet  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3672,15 +3846,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_inet_main=yes
 else
@@ -3689,7 +3873,8 @@
 
 ac_cv_lib_inet_main=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_inet_main" >&5
@@ -3711,7 +3896,6 @@
 echo "$as_me:$LINENO: checking net/errno.h usability" >&5
 echo $ECHO_N "checking net/errno.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3722,15 +3906,25 @@
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$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
@@ -3739,7 +3933,7 @@
 
 ac_header_compiler=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -3747,7 +3941,6 @@
 echo "$as_me:$LINENO: checking net/errno.h presence" >&5
 echo $ECHO_N "checking net/errno.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3765,6 +3958,7 @@
   (exit $ac_status); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
   else
     ac_cpp_err=
   fi
@@ -3784,32 +3978,31 @@
 echo "${ECHO_T}$ac_header_preproc" >&6
 
 # So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc in
-  yes:no )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: net/errno.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: net/errno.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: net/errno.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: net/errno.h: proceeding with the preprocessor's result" >&2;}
-    (
-      cat <<\_ASBOX
-## ------------------------------------ ##
-## Report this to bug...@gn.... ##
-## ------------------------------------ ##
-_ASBOX
-    ) |
-      sed "s/^/$as_me: WARNING:     /" >&2
+    { echo "$as_me:$LINENO: WARNING: net/errno.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: net/errno.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
     ;;
-  no:yes )
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: net/errno.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: net/errno.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: net/errno.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: net/errno.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: net/errno.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: net/errno.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: net/errno.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: net/errno.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: net/errno.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: net/errno.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: net/errno.h: proceeding with the preprocessor's result" >&5
 echo "$as_me: WARNING: net/errno.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: net/errno.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: net/errno.h: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
 ## ------------------------------------ ##
-## Report this to bug...@gn.... ##
+## Report this to the iaxclient lists.  ##
 ## ------------------------------------ ##
 _ASBOX
     ) |
@@ -3863,21 +4056,28 @@
   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.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+/* Define connect to an innocuous variant, in case <limits.h> declares connect.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define connect innocuous_connect
+
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
+
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
+
+#undef connect
+
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -3908,15 +4108,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_func_connect=yes
 else
@@ -3925,7 +4135,8 @@
 
 ac_cv_func_connect=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_connect" >&5
 echo "${ECHO_T}$ac_cv_func_connect" >&6
@@ -3942,21 +4153,28 @@
   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.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+/* Define setsockopt to an innocuous variant, in case <limits.h> declares setsockopt.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define setsockopt innocuous_setsockopt
+
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setsockopt (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
+
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
+
+#undef setsockopt
+
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -3987,15 +4205,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_func_setsockopt=yes
 else
@@ -4004,7 +4232,8 @@
 
 ac_cv_func_setsockopt=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_setsockopt" >&5
 echo "${ECHO_T}$ac_cv_func_setsockopt" >&6
@@ -4019,7 +4248,6 @@
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4043,15 +4271,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_setsockopt=yes
 else
@@ -4060,7 +4298,8 @@
 
 ac_cv_lib_socket_setsockopt=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_socket_setsockopt" >&5
@@ -4083,21 +4322,28 @@
   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.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+/* Define accept to an innocuous variant, in case <limits.h> declares accept.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define accept innocuous_accept
+
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char accept (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
+
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
+
+#undef accept
+
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -4128,15 +4374,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_func_accept=yes
 else
@@ -4145,7 +4401,8 @@
 
 ac_cv_func_accept=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_accept" >&5
 echo "${ECHO_T}$ac_cv_func_accept" >&6
@@ -4162,21 +4419,28 @@
   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.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+/* Define gethostbyname to an innocuous variant, in case <limits.h> declares gethostbyname.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define gethostbyname innocuous_gethostbyname
+
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
+
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
+
+#undef gethostbyname
+
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -4207,15 +4471,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_func_gethostbyname=yes
 else
@@ -4224,7 +4498,8 @@
 
 ac_cv_func_gethostbyname=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_func_gethostbyname" >&6
@@ -4239,7 +4514,6 @@
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnsl  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4263,15 +4537,25 @@
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (eval $ac_link) 2>conftest.er1
   ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$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_gethostbyname=yes
 else
@@ -4280,7 +4564,8 @@
 
 ac_cv_lib_nsl_gethostbyname=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_nsl_gethostbyname" >&5
@@ -4306,7 +4591,6 @@
   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
@@ ...
 
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