0.38 test 9 (mostly bug fixes)

svn path=/trunk/; revision=2226

1 files changed, 2171 insertions, 1118 deletions

diff --git a/pd/src/configure b/pd/src/configure
index f034801a..2d10f18b 100755
--- a/pd/src/configure
+++ b/pd/src/configure
@@ -1,19 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.53.
+# 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.
-
-if expr a : '\(a\)' >/dev/null 2>&1; then
-  as_expr=expr
-else
-  as_expr=false
-fi
-
-
 ## --------------------- ##
 ## M4sh Initialization.  ##
 ## --------------------- ##
@@ -22,46 +13,57 @@ fi
 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
+DUALCASE=1; export DUALCASE # for MKS sh
 
-# NLS nuisances.
 # 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
 fi
 
-(set +x; test -n "`(LANG=C; export LANG) 2>&1`") &&
-    { $as_unset LANG || test "${LANG+set}" != set; } ||
-      { LANG=C; export LANG; }
-(set +x; test -n "`(LC_ALL=C; export LC_ALL) 2>&1`") &&
-    { $as_unset LC_ALL || test "${LC_ALL+set}" != set; } ||
-      { LC_ALL=C; export LC_ALL; }
-(set +x; test -n "`(LC_TIME=C; export LC_TIME) 2>&1`") &&
-    { $as_unset LC_TIME || test "${LC_TIME+set}" != set; } ||
-      { LC_TIME=C; export LC_TIME; }
-(set +x; test -n "`(LC_CTYPE=C; export LC_CTYPE) 2>&1`") &&
-    { $as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set; } ||
-      { LC_CTYPE=C; export LC_CTYPE; }
-(set +x; test -n "`(LANGUAGE=C; export LANGUAGE) 2>&1`") &&
-    { $as_unset LANGUAGE || test "${LANGUAGE+set}" != set; } ||
-      { LANGUAGE=C; export LANGUAGE; }
-(set +x; test -n "`(LC_COLLATE=C; export LC_COLLATE) 2>&1`") &&
-    { $as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set; } ||
-      { LC_COLLATE=C; export LC_COLLATE; }
-(set +x; test -n "`(LC_NUMERIC=C; export LC_NUMERIC) 2>&1`") &&
-    { $as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set; } ||
-      { LC_NUMERIC=C; export LC_NUMERIC; }
-(set +x; test -n "`(LC_MESSAGES=C; export LC_MESSAGES) 2>&1`") &&
-    { $as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set; } ||
-      { LC_MESSAGES=C; export LC_MESSAGES; }
+
+# 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 -z "`(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=`(basename "$0") 2>/dev/null ||
+as_me=`$as_basename "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)$' \| \
@@ -72,6 +74,7 @@ echo X/"$0" |
   	  /^X\/\(\/\).*/{ s//\1/; q; }
   	  s/.*/./; q'`
 
+
 # PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
@@ -82,15 +85,15 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
 
 # The user is always right.
 if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conftest.sh
-  echo  "exit 0"   >>conftest.sh
-  chmod +x conftest.sh
-  if (PATH=".;."; conftest.sh) >/dev/null 2>&1; 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 conftest.sh
+  rm -f conf$$.sh
 fi
 
 
@@ -138,6 +141,8 @@ do
   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" ${1+"$@"}
@@ -210,13 +215,20 @@ else
 fi
 rm -f conf$$ conf$$.exe conf$$.file
 
+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
@@ -226,7 +238,7 @@ as_nl='
 IFS=" 	$as_nl"
 
 # CDPATH.
-$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=$PATH_SEPARATOR; export CDPATH; }
+$as_unset CDPATH
 
 
 # Name of the host.
@@ -240,6 +252,7 @@ exec 6>&1
 # Initializations.
 #
 ac_default_prefix=/usr/local
+ac_config_libobj_dir=.
 cross_compiling=no
 subdirs=
 MFLAGS=
@@ -296,6 +309,8 @@ ac_includes_default="\
 # 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 alsa jack portaudio binarymode PDLIB MORECFLAGS EXT OPT_CFLAGS USE_OPT_CFLAGS SYSSRC STRIPFLAG GUINAME GUIFLAGS OSNUMBER EXTERNTARGET CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA SET_MAKE CPP EGREP LIBOBJS LTLIBOBJS'
+ac_subst_files=''
 
 # Initialize some variables set by options.
 ac_init_help=
@@ -653,7 +668,7 @@ done
 
 # 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 $ac_val in
@@ -693,10 +708,10 @@ if test -z "$srcdir"; then
   # 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; }
@@ -719,6 +734,9 @@ if test ! -r $srcdir/$ac_unique_file; then
    { (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}
 ac_env_build_alias_value=$build_alias
@@ -785,9 +803,9 @@ _ACEOF
   cat <<_ACEOF
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-                          [$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
@@ -826,11 +844,13 @@ if test -n "$ac_init_help"; then
 Optional Features:
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --disable-alsa          disable ALSA
+  --enable-alsa           force enabling ALSA
+  --disable-alsa          force disabling ALSA
   --enable-jack           jack audio server
   --enable-portaudio      portaudio
   --enable-debug          debugging support
   --enable-static         link statically
+  --enable-setuid         install as setuid (linux)
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -882,12 +902,45 @@ case $srcdir in
     ac_srcdir=$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 $ac_dir
     # Check for guested configure; otherwise get Cygnus style configure.
@@ -898,7 +951,7 @@ ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
       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
       $ac_configure --help
     else
@@ -912,8 +965,7 @@ test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
 
-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
@@ -925,7 +977,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.53.  Invocation command line was
+generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
 
@@ -977,27 +1029,54 @@ _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 | -n ) continue ;;
-  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
-  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
-    continue ;;
-  *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
-    ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
-  esac
-  case " $ac_configure_args " in
-    *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
-    *) 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
@@ -1008,6 +1087,7 @@ trap 'exit_status=$?
   # Save into config.log some information that might help in debugging.
   {
     echo
+
     cat <<\_ASBOX
 ## ---------------- ##
 ## Cache variables. ##
@@ -1020,16 +1100,45 @@ _ASBOX
     case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
     *ac_space=\ *)
       sed -n \
-        "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
-    	  s/^\\([_$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;
 }
     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='"'"'$ac_val'"'"'"
+      done | sort
+      echo
+    fi
+
     if test -s confdefs.h; then
       cat <<\_ASBOX
 ## ----------- ##
@@ -1037,14 +1146,14 @@ _ASBOX
 ## ----------- ##
 _ASBOX
       echo
-      sed "/^$/d" confdefs.h
+      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 -f core *.core &&
   rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
      ' 0
@@ -1124,7 +1233,7 @@ fi
 # 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_${ac_var}_value"
@@ -1141,13 +1250,13 @@ echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
     ,);;
     *)
       if test "x$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: $ac_new_val" >&2;}
-        ac_cache_corrupted=:
+	ac_cache_corrupted=:
       fi;;
   esac
   # Pass precious variables to config.status.
@@ -1195,12 +1304,15 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
 alsa=yes
 
 jack=no
 
 portaudio=no
 
+binarymode=-m755
+
 
 
 
@@ -1219,6 +1331,11 @@ USE_OPT_CFLAGS=yes
 # Check whether --enable-alsa or --disable-alsa was given.
 if test "${enable_alsa+set}" = set; then
   enableval="$enable_alsa"
+  alsa="yes"
+fi;
+# Check whether --enable-alsa or --disable-alsa was given.
+if test "${enable_alsa+set}" = set; then
+  enableval="$enable_alsa"
   alsa="no"
 fi;
 # Check whether --enable-jack or --disable-jack was given.
@@ -1241,6 +1358,11 @@ if test "${enable_static+set}" = set; then
   enableval="$enable_static"
   static=yes
 fi;
+# Check whether --enable-setuid or --disable-setuid was given.
+if test "${enable_setuid+set}" = set; then
+  enableval="$enable_setuid"
+  setuid=yes
+fi;
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -1446,9 +1568,7 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    set dummy "$as_dir/$ac_word" ${1+"$@"}
-    shift
-    ac_cv_prog_CC="$@"
+    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
   fi
 fi
 fi
@@ -1553,8 +1673,10 @@ fi
 fi
 
 
-test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH" >&5
-echo "$as_me: error: no acceptable C compiler 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.
@@ -1578,15 +1700,12 @@ ac_compiler=`set X $ac_compile; echo $2`
   (exit $ac_status); }
 
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 int
 main ()
 {
@@ -1596,12 +1715,12 @@ main ()
 }
 _ACEOF
 ac_clean_files_save=$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 "$as_me:$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 $ac_link_default) 2>&5
@@ -1615,26 +1734,39 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
 # 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=
-for ac_file in `ls a_out.exe a.exe conftest.exe 2>/dev/null;
-                ls a.out conftest 2>/dev/null;
-                ls a.* conftest.* 2>/dev/null`; do
+# 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 | *.xSYM ) ;;
-    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 "$as_me:$LINENO: 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
 
@@ -1661,9 +1793,11 @@ if test "$cross_compiling" != yes; then
 	cross_compiling=yes
     else
 	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
-If you meant to cross compile, use \`--host'." >&5
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&5
 echo "$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
@@ -1671,7 +1805,7 @@ fi
 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=$ac_clean_files_save
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
@@ -1691,18 +1825,21 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # 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
-          break;;
+	  export ac_cv_exeext
+	  break;;
     * ) break;;
   esac
 done
 else
-  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link" >&5
-echo "$as_me: error: cannot compute suffix of executables: cannot compile and link" >&2;}
+  { { echo "$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
 
@@ -1719,15 +1856,12 @@ if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 int
 main ()
 {
@@ -1744,16 +1878,19 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&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;;
   esac
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile" >&5
-echo "$as_me: error: cannot compute suffix of object files: cannot compile" >&2;}
+sed 's/^/| /' conftest.$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
 
@@ -1769,15 +1906,12 @@ if test "${ac_cv_c_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 int
 main ()
 {
@@ -1791,11 +1925,21 @@ main ()
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -1804,10 +1948,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_compiler_gnu=no
 fi
-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
@@ -1823,15 +1968,12 @@ if test "${ac_cv_prog_cc_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 int
 main ()
 {
@@ -1842,11 +1984,21 @@ main ()
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -1855,10 +2007,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_prog_cc_g=yes
 else
   echo "$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
+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}$ac_cv_prog_cc_g" >&6
@@ -1877,6 +2030,121 @@ else
     CFLAGS=
   fi
 fi
+echo "$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.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not '\xHH' hex character constants.
+   These don't provoke an error unfortunately, instead are silently treated
+   as 'x'.  The following induces an error, until -std1 is added to get
+   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
+   array size at least.  It's necessary to write '\x00'==0 to get something
+   that's true only with -std1.  */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
+  ;
+  return 0;
+}
+_ACEOF
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX			-qlanglvl=ansi
+# Ultrix and OSF/1	-std1
+# HP-UX 10.20 and later	-Ae
+# HP-UX older versions	-Aa -D_HPUX_SOURCE
+# SVR4			-Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+  CC="$ac_save_CC $ac_arg"
+  rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$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
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err 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 $ac_cv_prog_cc_stdc" ;;
+esac
+
 # Some people use a C++ compiler to compile C.  Since we use `exit',
 # in C++ we need to declare it.  In case someone uses the same compiler
 # for both compiling C and C++ we need to have the C++ compiler decide
@@ -1888,19 +2156,28 @@ cat >conftest.$ac_ext <<_ACEOF
 _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 $ac_status); }; }; then
   for ac_declaration in \
-   ''\
-   '#include <stdlib.h>' \
+   '' \
    'extern "C" void std::exit (int) throw (); using std::exit;' \
    'extern "C" void std::exit (int); using std::exit;' \
    'extern "C" void exit (int) throw ();' \
@@ -1908,16 +2185,13 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
    'void exit (int);'
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-#include <stdlib.h>
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_declaration
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+#include <stdlib.h>
 int
 main ()
 {
@@ -1928,11 +2202,21 @@ exit (42);
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -1941,20 +2225,18 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   :
 else
   echo "$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
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_declaration
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -1965,11 +2247,21 @@ exit (42);
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -1978,9 +2270,10 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   break
 else
   echo "$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
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 done
 rm -f conftest*
 if test -n "$ac_declaration"; then
@@ -1991,9 +2284,10 @@ fi
 
 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.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2036,6 +2330,7 @@ ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
 # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
+# OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
 echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6
@@ -2052,6 +2347,7 @@ do
 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.
@@ -2059,20 +2355,20 @@ case $as_dir/ in
     # 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$ac_exec_ext -c"
+	    break 3
+	  fi
+	fi
       done
     done
     ;;
@@ -2102,15 +2398,15 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-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 "$2" | sed 'y,./+-,__p_,'`
+echo "$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 "$2" | sed 'y,:./+-,___p_,'`
 if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.make <<\_ACEOF
 all:
-	@echo 'ac_maketemp="${MAKE}"'
+	@echo 'ac_maketemp="$(MAKE)"'
 _ACEOF
 # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
 eval `${MAKE-make} -f conftest.make 2>/dev/null | grep temp=`
@@ -2154,24 +2450,34 @@ for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
   # 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 $LINENO "configure"
-#include "confdefs.h"
-#include <assert.h>
-                     Syntax error
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -2182,7 +2488,8 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
 fi
@@ -2191,20 +2498,24 @@ rm -f conftest.err conftest.$ac_ext
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -2216,7 +2527,8 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -2245,24 +2557,34 @@ for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
   # 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 $LINENO "configure"
-#include "confdefs.h"
-#include <assert.h>
-                     Syntax error
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -2273,7 +2595,8 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
 fi
@@ -2282,20 +2605,24 @@ rm -f conftest.err conftest.$ac_ext
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -2307,7 +2634,8 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -2320,8 +2648,10 @@ rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:$LINENO: error: C preprocessor \"$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
 
@@ -2333,118 +2663,18 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-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 $LINENO "configure"
-#include "confdefs.h"
-#include <stdarg.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
-_ACEOF
-# Don't try gcc -ansi; that turns off useful extensions and
-# breaks some systems' header files.
-# AIX			-qlanglvl=ansi
-# Ultrix and OSF/1	-std1
-# HP-UX 10.20 and later	-Ae
-# HP-UX older versions	-Aa -D_HPUX_SOURCE
-# SVR4			-Xc -D__EXTENSIONS__
-for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
-do
-  CC="$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 "$as_me: failed program was:" >&5
-cat conftest.$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 $ac_cv_prog_cc_stdc" ;;
-esac
-
 echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
 echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
 if test "${ac_cv_c_const+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 int
 main ()
 {
@@ -2501,11 +2731,21 @@ main ()
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -2514,10 +2754,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_c_const=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_c_const=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: $ac_cv_c_const" >&5
 echo "${ECHO_T}$ac_cv_c_const" >&6
@@ -2530,55 +2771,89 @@ _ACEOF
 fi
 
 
+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 $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$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 $ac_status); }; }; then
   ac_cv_header_stdc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdc=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
 fi
-rm -f conftest.err 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 $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  $EGREP "memchr" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -2590,13 +2865,16 @@ 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 $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  $EGREP "free" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -2611,16 +2889,20 @@ if test $ac_cv_header_stdc = yes; then
   :
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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 ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
 # define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
 #endif
 
@@ -2631,7 +2913,7 @@ main ()
   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);
 }
@@ -2651,11 +2933,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
 else
   echo "$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 $ac_status )
 ac_cv_header_stdc=no
 fi
-rm -f core core.* *.core conftest$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
@@ -2680,7 +2963,7 @@ fi
 
 
 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 $ac_header" >&5
@@ -2689,19 +2972,32 @@ if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  (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 $ac_try) 2>&5
   ac_status=$?
@@ -2710,10 +3006,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 eval "$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 "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
@@ -2733,15 +3030,12 @@ if test "${ac_cv_type_pid_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -2755,11 +3049,21 @@ if (sizeof (pid_t))
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -2768,10 +3072,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_type_pid_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_type_pid_t=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: $ac_cv_type_pid_t" >&5
 echo "${ECHO_T}$ac_cv_type_pid_t" >&6
@@ -2791,15 +3096,12 @@ if test "${ac_cv_type_size_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -2813,11 +3115,21 @@ if (sizeof (size_t))
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -2826,10 +3138,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_type_size_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_type_size_t=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: $ac_cv_type_size_t" >&5
 echo "${ECHO_T}$ac_cv_type_size_t" >&6
@@ -2849,18 +3162,15 @@ if test "${ac_cv_header_time+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/time.h>
 #include <time.h>
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -2872,11 +3182,21 @@ return 0;
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -2885,10 +3205,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_header_time=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_header_time=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: $ac_cv_header_time" >&5
 echo "${ECHO_T}$ac_cv_header_time" >&6
@@ -2907,49 +3228,68 @@ if test "${ac_cv_header_stdc+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$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 $ac_status); }; }; then
   ac_cv_header_stdc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdc=no
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
 fi
-rm -f conftest.err 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 $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  $EGREP "memchr" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -2961,13 +3301,16 @@ 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 $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  $EGREP "free" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -2982,16 +3325,20 @@ if test $ac_cv_header_stdc = yes; then
   :
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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 ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
 # define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
 #endif
 
@@ -3002,7 +3349,7 @@ main ()
   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);
 }
@@ -3022,11 +3369,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
 else
   echo "$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 $ac_status )
 ac_cv_header_stdc=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
 fi
@@ -3063,18 +3411,31 @@ else
 echo "$as_me:$LINENO: checking $ac_header usability" >&5
 echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$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
+  (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 $ac_try) 2>&5
   ac_status=$?
@@ -3083,10 +3444,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -3094,20 +3456,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking $ac_header presence" >&5
 echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <$ac_header>
 _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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -3118,7 +3484,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -3126,26 +3493,43 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
 echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 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) $ECHO_C" >&6
 else
-  eval "$as_ac_Header=$ac_header_preproc"
+  eval "$as_ac_Header=\$ac_header_preproc"
 fi
 echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
 echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
@@ -3169,13 +3553,16 @@ if test "${ac_cv_prog_gcc_traditional+set}" = set; then
 else
     ac_pattern="Autoconf.*'x'"
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sgtty.h>
 Autoconf TIOCGETP
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 else
   ac_cv_prog_gcc_traditional=no
@@ -3185,13 +3572,16 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <termio.h>
 Autoconf TCGETA
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 fi
 rm -f conftest*
@@ -3211,8 +3601,11 @@ if test "${ac_cv_type_signal+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <sys/types.h>
 #include <signal.h>
 #ifdef signal
@@ -3224,12 +3617,6 @@ extern "C" void (*signal (int, void (*)(int)))(int);
 void (*signal ()) ();
 #endif
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3240,11 +3627,21 @@ int i;
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -3253,10 +3650,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_cv_type_signal=void
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_type_signal=int
 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: $ac_cv_type_signal" >&5
 echo "${ECHO_T}$ac_cv_type_signal" >&6
@@ -3276,49 +3674,73 @@ if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
+
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $ac_func (); below.  */
-#include <assert.h>
+    which can conflict with char $ac_func (); 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 $ac_func
+
 /* 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 $ac_func ();
-char (*f) ();
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-f = $ac_func;
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
 #endif
 
+int
+main ()
+{
+return f != $ac_func;
   ;
   return 0;
 }
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (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 $ac_try) 2>&5
   ac_status=$?
@@ -3327,10 +3749,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 eval "$as_ac_var=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: `eval echo '${'$as_ac_var'}'`" >&5
 echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
@@ -3345,49 +3769,73 @@ if test "${ac_cv_func__doprnt+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define _doprnt to an innocuous variant, in case <limits.h> declares _doprnt.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define _doprnt innocuous__doprnt
+
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char _doprnt (); below.  */
-#include <assert.h>
+    which can conflict with char _doprnt (); 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 _doprnt
+
 /* 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 _doprnt ();
-char (*f) ();
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
 #if defined (__stub__doprnt) || defined (__stub____doprnt)
 choke me
 #else
-f = _doprnt;
+char (*f) () = _doprnt;
+#endif
+#ifdef __cplusplus
+}
 #endif
 
+int
+main ()
+{
+return f != _doprnt;
   ;
   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
+  (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 $ac_try) 2>&5
   ac_status=$?
@@ -3396,10 +3844,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_func__doprnt=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_func__doprnt=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: $ac_cv_func__doprnt" >&5
 echo "${ECHO_T}$ac_cv_func__doprnt" >&6
@@ -3428,49 +3878,73 @@ if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
+
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $ac_func (); below.  */
-#include <assert.h>
+    which can conflict with char $ac_func (); 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 $ac_func
+
 /* 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 $ac_func ();
-char (*f) ();
-
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-f = $ac_func;
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
 #endif
 
+int
+main ()
+{
+return f != $ac_func;
   ;
   return 0;
 }
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+  (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 $ac_try) 2>&5
   ac_status=$?
@@ -3479,10 +3953,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 eval "$as_ac_var=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: `eval echo '${'$as_ac_var'}'`" >&5
 echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
@@ -3504,8 +3980,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -3514,12 +3993,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char dlopen ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3530,11 +4003,21 @@ dlopen ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -3543,10 +4026,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_dl_dlopen=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_dl_dlopen=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: $ac_cv_lib_dl_dlopen" >&5
@@ -3566,8 +4051,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lffm  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -3576,12 +4064,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char sin ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3592,11 +4074,21 @@ sin ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -3605,10 +4097,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_ffm_sin=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_ffm_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
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_ffm_sin" >&5
@@ -3626,8 +4120,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lm  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -3636,12 +4133,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char sin ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3652,11 +4143,21 @@ sin ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -3665,10 +4166,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_m_sin=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_m_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
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_m_sin" >&5
@@ -3688,8 +4191,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -3698,12 +4204,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char pthread_create ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3714,11 +4214,21 @@ pthread_create ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -3727,10 +4237,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_pthread_pthread_create=yes
 else
   echo "$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
-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_pthread_pthread_create" >&5
@@ -3780,8 +4292,8 @@ _ACEOF
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
     for ac_extension in a so sl; do
       if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
-         test -f $ac_im_libdir/libX11.$ac_extension; then
-        ac_im_usrlibdir=$ac_im_libdir; break
+	 test -f $ac_im_libdir/libX11.$ac_extension; then
+	ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
     # Screen out bogus values from the imake configuration.  They are
@@ -3841,20 +4353,24 @@ if test "$ac_x_includes" = no; then
   # Guess where to find include files, by looking for Intrinsic.h.
   # First, try using that file with no special directory specified.
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <X11/Intrinsic.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -3866,7 +4382,8 @@ if test -z "$ac_cpp_err"; then
 ac_x_includes=
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Intrinsic.h"; then
     ac_x_includes=$ac_dir
@@ -3884,15 +4401,12 @@ if test "$ac_x_libraries" = no; then
   ac_save_LIBS=$LIBS
   LIBS="-lXt $LIBS"
   cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <X11/Intrinsic.h>
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3903,11 +4417,21 @@ XtMalloc (0)
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -3918,7 +4442,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
 ac_x_libraries=
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 LIBS=$ac_save_LIBS
 for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
@@ -3931,7 +4456,8 @@ do
   done
 done
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi # $ac_x_libraries = no
 
 if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
@@ -3940,7 +4466,7 @@ if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
 else
   # Record where we found X for the cache.
   ac_cv_have_x="have_x=yes \
-	        ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
+		ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
 fi
 fi
 
@@ -3971,8 +4497,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11 -L$x_libraries $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -3981,12 +4510,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char XCreateWindow ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -3997,11 +4520,21 @@ XCreateWindow ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -4010,10 +4543,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_X11_XCreateWindow=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_X11_XCreateWindow=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: $ac_cv_lib_X11_XCreateWindow" >&5
@@ -4042,18 +4577,31 @@ else
 echo "$as_me:$LINENO: checking tcl.h usability" >&5
 echo $ECHO_N "checking tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4062,10 +4610,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4073,20 +4622,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl.h presence" >&5
 echo $ECHO_N "checking tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4097,7 +4650,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4105,19 +4659,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl.h" >&5
 echo $ECHO_N "checking for tcl.h... $ECHO_C" >&6
@@ -4151,18 +4722,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.7/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.7/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.7/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4171,10 +4755,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4182,20 +4767,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.7/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.7/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.7/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4206,7 +4795,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4214,19 +4804,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.7/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.7/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.7/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.7/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.7/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.7/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.7/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.7/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.7/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.7/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.7/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.7/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.7/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.7/tcl.h... $ECHO_C" >&6
@@ -4260,18 +4867,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.6/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.6/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.6/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4280,10 +4900,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4291,20 +4912,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.6/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.6/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.6/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4315,7 +4940,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4323,19 +4949,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.6/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.6/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.6/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.6/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.6/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.6/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.6/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.6/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.6/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.6/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.6/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.6/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.6/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.6/tcl.h... $ECHO_C" >&6
@@ -4369,18 +5012,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.5/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.5/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.5/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4389,10 +5045,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4400,20 +5057,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.5/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.5/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.5/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4424,7 +5085,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4432,19 +5094,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.5/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.5/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.5/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.5/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.5/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.5/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.5/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.5/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.5/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.5/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.5/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.5/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.5/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.5/tcl.h... $ECHO_C" >&6
@@ -4478,18 +5157,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.4/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.4/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.4/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4498,10 +5190,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4509,20 +5202,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.4/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.4/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.4/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4533,7 +5230,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4541,19 +5239,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.4/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.4/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.4/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.4/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.4/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.4/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.4/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.4/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.4/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.4/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.4/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.4/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.4/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.4/tcl.h... $ECHO_C" >&6
@@ -4587,18 +5302,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.3/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.3/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.3/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4607,10 +5335,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4618,20 +5347,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.3/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.3/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.3/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4642,7 +5375,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4650,19 +5384,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.3/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.3/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.3/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.3/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.3/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.3/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.3/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.3/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.3/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.3/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.3/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.3/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.3/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.3/tcl.h... $ECHO_C" >&6
@@ -4696,18 +5447,31 @@ else
 echo "$as_me:$LINENO: checking tcl8.2/tcl.h usability" >&5
 echo $ECHO_N "checking tcl8.2/tcl.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 $ac_includes_default
 #include <tcl8.2/tcl.h>
 _ACEOF
 rm -f conftest.$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 $ac_try) 2>&5
   ac_status=$?
@@ -4716,10 +5480,11 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_header_compiler=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 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
 
@@ -4727,20 +5492,24 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking tcl8.2/tcl.h presence" >&5
 echo $ECHO_N "checking tcl8.2/tcl.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 #include <tcl8.2/tcl.h>
 _ACEOF
 if { (eval echo "$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:$LINENO: \$? = $ac_status" >&5
   (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
@@ -4751,7 +5520,8 @@ if test -z "$ac_cpp_err"; then
   ac_header_preproc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   ac_header_preproc=no
 fi
 rm -f conftest.err conftest.$ac_ext
@@ -4759,19 +5529,36 @@ echo "$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 )
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
     { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: tcl8.2/tcl.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.2/tcl.h: proceeding with the preprocessor's result" >&2;};;
-  no:yes )
+    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: tcl8.2/tcl.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
     { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: tcl8.2/tcl.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: tcl8.2/tcl.h: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: tcl8.2/tcl.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: tcl8.2/tcl.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: tcl8.2/tcl.h:     section \"Present But Cannot Be Compiled\"" >&2;}
     { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: tcl8.2/tcl.h: proceeding with the preprocessor's result" >&2;};;
+echo "$as_me: WARNING: tcl8.2/tcl.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: tcl8.2/tcl.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: tcl8.2/tcl.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------------ ##
+## Report this to the AC_PACKAGE_NAME lists.  ##
+## ------------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
 esac
 echo "$as_me:$LINENO: checking for tcl8.2/tcl.h" >&5
 echo $ECHO_N "checking for tcl8.2/tcl.h... $ECHO_C" >&6
@@ -4805,16 +5592,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.7  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -4825,11 +5609,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -4838,10 +5632,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_7_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_7_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: $ac_cv_lib_tcl8_7_main" >&5
@@ -4863,16 +5659,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.6  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -4883,11 +5676,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -4896,10 +5699,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_6_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_6_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: $ac_cv_lib_tcl8_6_main" >&5
@@ -4921,16 +5726,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.5  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -4941,11 +5743,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -4954,10 +5766,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_5_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_5_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: $ac_cv_lib_tcl8_5_main" >&5
@@ -4979,16 +5793,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.4  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -4999,11 +5810,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5012,10 +5833,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_4_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_4_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: $ac_cv_lib_tcl8_4_main" >&5
@@ -5037,16 +5860,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.3  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5057,11 +5877,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5070,10 +5900,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_3_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_3_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: $ac_cv_lib_tcl8_3_main" >&5
@@ -5095,16 +5927,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.2  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5115,11 +5944,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5128,10 +5967,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_2_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_2_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: $ac_cv_lib_tcl8_2_main" >&5
@@ -5153,16 +5994,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltcl8.0  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5173,11 +6011,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5186,10 +6034,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tcl8_0_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tcl8_0_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: $ac_cv_lib_tcl8_0_main" >&5
@@ -5227,16 +6077,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.7  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5247,11 +6094,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5260,10 +6117,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_7_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_7_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: $ac_cv_lib_tk8_7_main" >&5
@@ -5285,16 +6144,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.6  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5305,11 +6161,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5318,10 +6184,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_6_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_6_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: $ac_cv_lib_tk8_6_main" >&5
@@ -5343,16 +6211,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.5  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5363,11 +6228,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5376,10 +6251,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_5_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_5_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: $ac_cv_lib_tk8_5_main" >&5
@@ -5401,16 +6278,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.4  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5421,11 +6295,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5434,10 +6318,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_4_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_4_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: $ac_cv_lib_tk8_4_main" >&5
@@ -5459,16 +6345,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.3  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5479,11 +6362,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5492,10 +6385,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_3_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_3_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: $ac_cv_lib_tk8_3_main" >&5
@@ -5517,16 +6412,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.2  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5537,11 +6429,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5550,10 +6452,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_2_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_2_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: $ac_cv_lib_tk8_2_main" >&5
@@ -5575,16 +6479,13 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ltk8.0  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5595,11 +6496,21 @@ main ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5608,10 +6519,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_tk8_0_main=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_tk8_0_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: $ac_cv_lib_tk8_0_main" >&5
@@ -5654,8 +6567,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lasound  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -5664,12 +6580,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char snd_pcm_info ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5680,11 +6590,21 @@ snd_pcm_info ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5693,10 +6613,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_asound_snd_pcm_info=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_asound_snd_pcm_info=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: $ac_cv_lib_asound_snd_pcm_info" >&5
@@ -5718,8 +6640,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lrt  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -5728,12 +6653,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char shm_open ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5744,11 +6663,21 @@ shm_open ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5757,10 +6686,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_rt_shm_open=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_rt_shm_open=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: $ac_cv_lib_rt_shm_open" >&5
@@ -5777,8 +6708,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ljack  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -5787,12 +6721,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char jack_set_xrun_callback ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5803,11 +6731,21 @@ jack_set_xrun_callback ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5816,10 +6754,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_jack_jack_set_xrun_callback=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_jack_jack_set_xrun_callback=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: $ac_cv_lib_jack_jack_set_xrun_callback" >&5
@@ -5838,8 +6778,11 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ljack  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
 
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
@@ -5848,12 +6791,6 @@ extern "C"
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
 char jack_set_error_function ();
-#ifdef F77_DUMMY_MAIN
-#  ifdef __cplusplus
-     extern "C"
-#  endif
-   int F77_DUMMY_MAIN() { return 1; }
-#endif
 int
 main ()
 {
@@ -5864,11 +6801,21 @@ jack_set_error_function ();
 _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 $ac_try) 2>&5
   ac_status=$?
@@ -5877,10 +6824,12 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_cv_lib_jack_jack_set_error_function=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 ac_cv_lib_jack_jack_set_error_function=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: $ac_cv_lib_jack_jack_set_error_function" >&5
@@ -5897,22 +6846,24 @@ fi
       LDFLAGS="$LDFLAGS -static"
     fi
     EXT=pd_linux
-    MORECFLAGS="-DDL_OPEN -DPA_USE_OSS -DPA_LITTLE_ENDIAN \
+    MORECFLAGS="-DDL_OPEN -DPA_USE_OSS -DPA_LITTLE_ENDIAN -DUNIX -DUNISTD\
     	 -DUSEAPI_OSS \
-        -I../portaudio/pa_common \
-        -I../portaudio/pablio -I../portaudio/portmidi-macosx \
+        -I../portaudio/pa_common -I../portaudio/pablio \
+        -I../portaudio/portmidi-macosx \
 	-fno-strict-aliasing"
     SYSSRC="s_midi_oss.c s_audio_oss.c"
     if test x$alsa == "xyes";
     then
-    	SYSSRC=$SYSSRC" s_audio_alsa.c"
+    	SYSSRC=$SYSSRC" s_audio_alsa.c s_audio_alsamm.c"
 	MORECFLAGS=$MORECFLAGS" -DPA_USE_ALSA -DUSEAPI_ALSA"
 	LDFLAGS=$LDFLAGS" -lasound"
     fi
     if test x$portaudio == "xyes";
     then
-    	MORECFLAGS="-DUSEAPI_PORTAUDIO "$MORECFLAGS
+    	MORECFLAGS="-DUSEAPI_PORTAUDIO -DPA19 "$MORECFLAGS
 	SYSSRC="s_audio_pa.c \
+    	s_audio_pablio.c     \
+	s_audio_paring.c     \
 	../portaudio/pa_common/pa_allocation.c  \
 	../portaudio/pa_common/pa_converters.c  \
 	../portaudio/pa_common/pa_cpuload.c     \
@@ -5922,19 +6873,19 @@ fi
 	../portaudio/pa_common/pa_skeleton.c    \
 	../portaudio/pa_common/pa_stream.c      \
 	../portaudio/pa_common/pa_trace.c       \
-    	../portaudio/pablio/pablio_pd.c         \
-	../portaudio/pablio/ringbuffer_pd.c     \
 	../portaudio/pa_unix/pa_unix_hostapis.c \
 	../portaudio/pa_unix/pa_unix_util.c     \
 	../portaudio/pa_unix_oss/pa_unix_oss.c "$SYSSRC
 	if test x$alsa == "xyes";
 	then
-	    SYSSRC=$SYSSRC" \
-    	    ../portaudio/pa_linux_alsa/callback_thread.c \
-    	    ../portaudio/pa_linux_alsa/pa_linux_alsa.c \
-    	    ../portaudio/pa_linux_alsa/blocking_calls.c "
+	    SYSSRC=$SYSSRC" ../portaudio/pa_linux_alsa/pa_linux_alsa.c"
+	    MORECFLAGS=$MORECFLAGS" -Wno-error"
     	fi
     fi
+    if test x$setuid == "xyes";
+    then
+    	binarymode="-m4755"
+    fi
     STRIPFLAG=-s
     GUINAME="pd-gui"
     if test x$USE_OPT_CFLAGS == "xyes";
@@ -5949,22 +6900,21 @@ fi
 
 if test `uname -s` = Darwin;
 then
-    LDFLAGS="-Wl -framework Tcl -framework Tk -framework CoreAudio \
+    LDFLAGS="-Wl -framework CoreAudio \
         -framework AudioUnit -framework AudioToolbox \
         -framework Carbon -framework CoreMIDI"
     EXT=pd_darwin
-    MORECFLAGS="-DMACOSX -I/usr/X11R6/include \
-	 -I../portaudio_v18/pa_common \
-        -I../portaudio_v18/pablio \
+    MORECFLAGS="-DMACOSX -DUNISTD -I/usr/X11R6/include \
+	 -I../portaudio_v18/pa_common -I../portaudio_v18/pablio \
 	-I../portmidi_osx \
 	-Wno-error \
 	-DUSEAPI_PORTAUDIO -DPA_BIG_ENDIAN"
     SYSSRC="s_midi_pm.c s_audio_pa.c \
+    	s_audio_pablio.c     \
+	s_audio_paring.c     \
 	../portaudio_v18/pa_common/pa_lib.c \
 	../portaudio_v18/pa_common/pa_trace.c \
 	../portaudio_v18/pa_common/pa_convert.c \
-    	../portaudio_v18/pablio/pablio_pd.c \
-	../portaudio_v18/pablio/ringbuffer_pd.c \
 	../portaudio_v18/pa_mac_core/pa_mac_core.c \
         ../portmidi_osx/pmdarwin.c \
         ../portmidi_osx/pmmacosx.c \
@@ -5973,10 +6923,10 @@ then
         ../portmidi_osx/ptdarwin.c "
     STRIPFLAG=""
     GUINAME="pdtcl"
-    GUIFLAGS="-framework Tcl -framework Tk \
-        -I/Library/Frameworks/Tk.framework/Versions/Current/Headers \
-        -I/Library/Frameworks/Tcl.framework/Versions/Current/Headers \
-        -I/Library/Frameworks/Tcl.framework/Versions/8.4/PrivateHeaders"
+    GUIFLAGS="-F../../Frameworks -framework Tcl -framework Tk \
+        -I../../Frameworks/Tk.framework/Versions/Current/Headers \
+        -I../../Frameworks/Tcl.framework/Versions/Current/Headers \
+        -I../../Frameworks/Tcl.framework/Versions/8.4/PrivateHeaders"
     if test x$USE_OPT_CFLAGS == "xyes";
     then
 	OPT_CFLAGS="-O2"
@@ -5994,6 +6944,7 @@ then
 fi
 
 # support for jack, on either linux or darwin:
+
 if test x$jack == "xyes";
 then
     MORECFLAGS=$MORECFLAGS" -DUSEAPI_JACK"
@@ -6019,7 +6970,7 @@ then
     MORECFLAGS=$MORECFLAGS"  -g3 -D__COMPAQC__ -arch host"
 fi
 
-ac_config_files="$ac_config_files makefile"
+          ac_config_files="$ac_config_files makefile"
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
 # tests run on this system so they can be shared between configure
@@ -6030,7 +6981,7 @@ cat >confcache <<\_ACEOF
 # config.status only pays attention to the cache file if you give it
 # 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.
 
@@ -6048,13 +6999,13 @@ _ACEOF
       # `set' does not quote correctly, so add quotes (double-quote
       # substitution turns \\\\ into \\, and sed turns \\ into \).
       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"
       ;;
     *)
       # `set' quotes correctly as required by POSIX, so do not add quotes.
       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;
 } |
@@ -6065,7 +7016,7 @@ _ACEOF
      t end
      /^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 $cache_file"
     cat confcache >$cache_file
@@ -6084,13 +7035,13 @@ test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 # trailing colons and then remove the whole line if VPATH becomes empty
 # (actually we leave an empty line to preserve line numbers).
 if test "x$srcdir" = x.; then
-  ac_vpsub='/^[ 	]*VPATH[ 	]*=/{
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
 s/:*\$(srcdir):*/:/;
 s/:*\${srcdir}:*/:/;
 s/:*@srcdir@:*/:/;
-s/^\([^=]*=[ 	]*\):*/\1/;
+s/^\([^=]*=[	 ]*\):*/\1/;
 s/:*$//;
-s/^[^=]*=[ 	]*$//;
+s/^[^=]*=[	 ]*$//;
 }'
 fi
 
@@ -6104,13 +7055,13 @@ fi
 cat >confdef2opt.sed <<\_ACEOF
 t clear
 : clear
-s,^[ 	]*#[ 	]*define[ 	][ 	]*\([^ 	(][^ 	(]*([^)]*)\)[ 	]*\(.*\),-D\1=\2,g
+s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\),-D\1=\2,g
 t quote
-s,^[ 	]*#[ 	]*define[ 	][ 	]*\([^ 	][^ 	]*\)[ 	]*\(.*\),-D\1=\2,g
+s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\),-D\1=\2,g
 t quote
 d
 : quote
-s,[ 	`~#$^&*(){}\\|;'"<>?],\\&,g
+s,[	 `~#$^&*(){}\\|;'"<>?],\\&,g
 s,\[,\\&,g
 s,\],\\&,g
 s,\$,$$,g
@@ -6127,6 +7078,21 @@ DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
 rm -f confdef2opt.sed
 
 
+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
@@ -6141,11 +7107,12 @@ cat >$CONFIG_STATUS <<_ACEOF
 # configure, is in config.log if it exists.
 
 debug=false
+ac_cs_recheck=false
+ac_cs_silent=false
 SHELL=\${CONFIG_SHELL-$SHELL}
 _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF
-
 ## --------------------- ##
 ## M4sh Initialization.  ##
 ## --------------------- ##
@@ -6154,46 +7121,57 @@ cat >>$CONFIG_STATUS <<\_ACEOF
 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
+DUALCASE=1; export DUALCASE # for MKS sh
 
-# NLS nuisances.
 # 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
 fi
 
-(set +x; test -n "`(LANG=C; export LANG) 2>&1`") &&
-    { $as_unset LANG || test "${LANG+set}" != set; } ||
-      { LANG=C; export LANG; }
-(set +x; test -n "`(LC_ALL=C; export LC_ALL) 2>&1`") &&
-    { $as_unset LC_ALL || test "${LC_ALL+set}" != set; } ||
-      { LC_ALL=C; export LC_ALL; }
-(set +x; test -n "`(LC_TIME=C; export LC_TIME) 2>&1`") &&
-    { $as_unset LC_TIME || test "${LC_TIME+set}" != set; } ||
-      { LC_TIME=C; export LC_TIME; }
-(set +x; test -n "`(LC_CTYPE=C; export LC_CTYPE) 2>&1`") &&
-    { $as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set; } ||
-      { LC_CTYPE=C; export LC_CTYPE; }
-(set +x; test -n "`(LANGUAGE=C; export LANGUAGE) 2>&1`") &&
-    { $as_unset LANGUAGE || test "${LANGUAGE+set}" != set; } ||
-      { LANGUAGE=C; export LANGUAGE; }
-(set +x; test -n "`(LC_COLLATE=C; export LC_COLLATE) 2>&1`") &&
-    { $as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set; } ||
-      { LC_COLLATE=C; export LC_COLLATE; }
-(set +x; test -n "`(LC_NUMERIC=C; export LC_NUMERIC) 2>&1`") &&
-    { $as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set; } ||
-      { LC_NUMERIC=C; export LC_NUMERIC; }
-(set +x; test -n "`(LC_MESSAGES=C; export LC_MESSAGES) 2>&1`") &&
-    { $as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set; } ||
-      { LC_MESSAGES=C; export LC_MESSAGES; }
+
+# 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 -z "`(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=`(basename "$0") 2>/dev/null ||
+as_me=`$as_basename "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)$' \| \
@@ -6204,6 +7182,7 @@ echo X/"$0" |
   	  /^X\/\(\/\).*/{ s//\1/; q; }
   	  s/.*/./; q'`
 
+
 # PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
@@ -6214,15 +7193,15 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
 
 # The user is always right.
 if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conftest.sh
-  echo  "exit 0"   >>conftest.sh
-  chmod +x conftest.sh
-  if (PATH=".;."; conftest.sh) >/dev/null 2>&1; 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 conftest.sh
+  rm -f conf$$.sh
 fi
 
 
@@ -6271,6 +7250,8 @@ do
   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" ${1+"$@"}
@@ -6344,13 +7325,20 @@ else
 fi
 rm -f conf$$ conf$$.exe conf$$.file
 
+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
@@ -6360,7 +7348,7 @@ as_nl='
 IFS=" 	$as_nl"
 
 # CDPATH.
-$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=$PATH_SEPARATOR; export CDPATH; }
+$as_unset CDPATH
 
 exec 6>&1
 
@@ -6377,7 +7365,7 @@ _ASBOX
 cat >&5 <<_CSEOF
 
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.53.  Invocation command line was
+generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -6417,10 +7405,11 @@ Usage: $0 [OPTIONS] [FILE]...
 
   -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
   --file=FILE[:TEMPLATE]
-                   instantiate the configuration file FILE
+		   instantiate the configuration file FILE
 
 Configuration files:
 $config_files
@@ -6431,11 +7420,10 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.53,
+configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
-Free Software Foundation, Inc.
+Copyright (C) 2003 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 srcdir=$srcdir
@@ -6452,25 +7440,25 @@ do
   --*=*)
     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 $ac_option in
   # Handling of the options.
 _ACEOF
-cat >>$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 $ac_configure_args --no-create --no-recursion ;;
-_ACEOF
 cat >>$CONFIG_STATUS <<\_ACEOF
+  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
+    ac_cs_recheck=: ;;
   --version | --vers* | -V )
     echo "$ac_cs_version"; exit 0 ;;
   --he | --h)
@@ -6485,13 +7473,16 @@ Try \`$0 --help' for more information." >&2;}
   --debug | --d* | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
-    shift
-    CONFIG_FILES="$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 "$as_me:$LINENO: error: unrecognized option: $1
@@ -6506,6 +7497,20 @@ Try \`$0 --help' for more information." >&2;}
   shift
 done
 
+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
 
 
@@ -6532,6 +7537,9 @@ if $ac_need_defaults; then
   test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
 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 ||
 {
@@ -6540,17 +7548,17 @@ $debug ||
 }
 
 # 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; }
 }
 
@@ -6601,6 +7609,7 @@ s,@LIBS@,$LIBS,;t t
 s,@alsa@,$alsa,;t t
 s,@jack@,$jack,;t t
 s,@portaudio@,$portaudio,;t t
+s,@binarymode@,$binarymode,;t t
 s,@PDLIB@,$PDLIB,;t t
 s,@MORECFLAGS@,$MORECFLAGS,;t t
 s,@EXT@,$EXT,;t t
@@ -6624,6 +7633,9 @@ s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
 s,@INSTALL_DATA@,$INSTALL_DATA,;t t
 s,@SET_MAKE@,$SET_MAKE,;t t
 s,@CPP@,$CPP,;t t
+s,@EGREP@,$EGREP,;t t
+s,@LIBOBJS@,$LIBOBJS,;t t
+s,@LTLIBOBJS@,$LTLIBOBJS,;t t
 CEOF
 
 _ACEOF
@@ -6653,9 +7665,9 @@ _ACEOF
       (echo ':t
   /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
       if test -z "$ac_sed_cmds"; then
-  	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
+	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
       else
-  	ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
+	ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
       fi
       ac_sed_frag=`expr $ac_sed_frag + 1`
       ac_beg=$ac_end
@@ -6673,46 +7685,51 @@ for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
   case $ac_file in
   - | *:- | *:-:* ) # input from stdin
-        cat >$tmp/stdin
-        ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
-        ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+	cat >$tmp/stdin
+	ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
   *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
-        ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
   * )   ac_file_in=$ac_file.in ;;
   esac
 
   # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
   ac_dir=`(dirname "$ac_file") 2>/dev/null ||
 $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-         X"$ac_file" : 'X\(//\)[^/]' \| \
-         X"$ac_file" : 'X\(//\)$' \| \
-         X"$ac_file" : 'X\(/\)' \| \
-         .     : '\(.\)' 2>/dev/null ||
+	 X"$ac_file" : 'X\(//\)[^/]' \| \
+	 X"$ac_file" : 'X\(//\)$' \| \
+	 X"$ac_file" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
 echo X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
   	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
   	  /^X\(\/\/\)$/{ s//\1/; q; }
   	  /^X\(\/\).*/{ s//\1/; q; }
   	  s/.*/./; q'`
-  { 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" ||
-	{ { echo "$as_me:$LINENO: error: cannot create \"$ac_dir\"" >&5
-echo "$as_me: error: cannot create \"$ac_dir\"" >&2;}
-   { (exit 1); exit 1; }; }
-    ;;
-  esac
-done; }
+  { 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=.
 
@@ -6739,12 +7756,45 @@ case $srcdir in
     ac_srcdir=$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
 
 
   case $INSTALL in
@@ -6766,7 +7816,7 @@ echo "$as_me: creating $ac_file" >&6;}
     configure_input="$ac_file.  "
   fi
   configure_input=$configure_input"Generated from `echo $ac_file_in |
-                                     sed 's,.*/,,'` by configure."
+				     sed 's,.*/,,'` by configure."
 
   # First look for the input files in the build tree, otherwise in the
   # src tree.
@@ -6775,24 +7825,24 @@ echo "$as_me: creating $ac_file" >&6;}
       case $f in
       -) echo $tmp/stdin ;;
       [\\/$]*)
-         # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+	 # Absolute (can't be DOS-style, as IFS=:)
+	 test -f "$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; }; }
-         echo $f;;
+	 echo "$f";;
       *) # Relative
-         if test -f "$f"; then
-           # Build tree
-           echo $f
-         elif test -f "$srcdir/$f"; then
-           # Source tree
-           echo $srcdir/$f
-         else
-           # /dev/null tree
-           { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+	 if test -f "$f"; then
+	   # Build tree
+	   echo "$f"
+	 elif test -f "$srcdir/$f"; then
+	   # Source tree
+	   echo "$srcdir/$f"
+	 else
+	   # /dev/null tree
+	   { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
-         fi;;
+	 fi;;
       esac
     done` || { (exit 1); exit 1; }
 _ACEOF
@@ -6843,8 +7893,11 @@ ac_clean_files=$ac_clean_files_save
 # need to make the FD available again.
 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
   # would make configure fail if this is the last instruction.