From: wolf <wolf@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Tue, 19 Mar 2002 12:26:44 +0000 (+0000)
Subject: Only perform F77 tests if we have an F77 compiler at all.
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc4eba76fa98a8983bfd121f5fcdd718660c15c3;p=dealii-svn.git

Only perform F77 tests if we have an F77 compiler at all.


git-svn-id: https://svn.dealii.org/trunk@5586 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/configure b/deal.II/configure
index 66cf33265c..b98c2bafd8 100755
--- a/deal.II/configure
+++ b/deal.II/configure
@@ -1,13 +1,26 @@
 #! /bin/sh
-# From configure.in Revision: 1.97 .
+# From configure.in Revision: 1.98 .
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by Autoconf 2.50.
+# Generated by Autoconf 2.52.
 #
 # Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 # Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+
 # Be Bourne compatible
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
@@ -92,16 +105,6 @@ SHELL=${CONFIG_SHELL-/bin/sh}
 # only ac_max_sed_lines should be used.
 : ${ac_max_here_lines=38}
 
-# Avoid depending upon Character Ranges.
-ac_cr_az='abcdefghijklmnopqrstuvwxyz'
-ac_cr_AZ='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
-ac_cr_09='0123456789'
-ac_cr_alnum=$ac_cr_az$ac_cr_AZ$ac_cr_09
-
-# Sed expression to map a string onto a valid sh and CPP variable names.
-ac_tr_sh="sed y%*+%pp%;s%[^_$ac_cr_alnum]%_%g"
-ac_tr_cpp="sed y%*$ac_cr_az%P$ac_cr_AZ%;s%[^_$ac_cr_alnum]%_%g"
-
 ac_unique_file="base"
 ac_subdirs_all="$ac_subdirs_all contrib tests"
 
@@ -195,7 +198,7 @@ do
   -disable-* | --disable-*)
     ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-_$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
     ac_feature=`echo $ac_feature | sed 's/-/_/g'`
@@ -204,7 +207,7 @@ do
   -enable-* | --enable-*)
     ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-_$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
     ac_feature=`echo $ac_feature | sed 's/-/_/g'`
@@ -386,7 +389,7 @@ do
   -with-* | --with-*)
     ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-_$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
     ac_package=`echo $ac_package| sed 's/-/_/g'`
@@ -399,7 +402,7 @@ do
   -without-* | --without-*)
     ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-_$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
     ac_package=`echo $ac_package | sed 's/-/_/g'`
@@ -431,7 +434,7 @@ Try \`$0 --help' for more information." >&2
   *=*)
     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_envvar" : ".*[^_$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
    { (exit 1); exit 1; }; }
     ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
@@ -441,7 +444,7 @@ Try \`$0 --help' for more information." >&2
   *)
     # FIXME: should be removed in autoconf 3.0.
     echo "$as_me: WARNING: you should use --build, --host, --target" >&2
-    expr "x$ac_option" : ".*[^-._$ac_cr_alnum]" >/dev/null &&
+    expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       echo "$as_me: WARNING: invalid host type: $ac_option" >&2
     : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
@@ -455,15 +458,24 @@ if test -n "$ac_prev"; then
    { (exit 1); exit 1; }; }
 fi
 
+# Be sure to have absolute paths.
+for ac_var in exec_prefix prefix
+do
+  eval ac_val=$`echo $ac_var`
+  case $ac_val in
+    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
+    *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
+   { (exit 1); exit 1; }; };;
+  esac
+done
+
 # Be sure to have absolute paths.
 for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
-              localstatedir libdir includedir oldincludedir infodir mandir \
-              exec_prefix prefix
+              localstatedir libdir includedir oldincludedir infodir mandir
 do
   eval ac_val=$`echo $ac_var`
   case $ac_val in
     [\\/$]* | ?:[\\/]* ) ;;
-    NONE ) ;;
     *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
   esac
@@ -709,7 +721,7 @@ 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 2.50.  Invocation command line was
+generated by GNU Autoconf 2.52.  Invocation command line was
 
   $ $0 $@
 
@@ -788,11 +800,11 @@ trap 'exit_status=$?
     *ac_space=\ *)
       sed -n \
         "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
-    	  s/^\\([_$ac_cr_alnum]*_cv_[_$ac_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+    	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
       ;;
     *)
       sed -n \
-        "s/^\\([_$ac_cr_alnum]*_cv_[_$ac_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+        "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
     esac;
 } >&5
@@ -813,7 +825,7 @@ trap 'exit_status=$?
     exit $exit_status
      ' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_status=$?; ac_signal='$ac_signal'; { (exit $ac_status); exit $ac_status; }' $ac_signal
+  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
 done
 ac_signal=0
 
@@ -833,7 +845,7 @@ if test -z "$CONFIG_SITE"; then
 fi
 for ac_site_file in $CONFIG_SITE; do
   if test -r "$ac_site_file"; then
-    { echo "$as_me:836: loading site script $ac_site_file" >&5
+    { echo "$as_me:848: loading site script $ac_site_file" >&5
 echo "$as_me: loading site script $ac_site_file" >&6;}
     cat "$ac_site_file" >&5
     . "$ac_site_file"
@@ -842,7 +854,7 @@ done
 
 # Check that the precious variables saved in the cache have kept the same
 # value.
-ac_suggest_removing_cache=false
+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
   eval ac_old_set=\$ac_cv_env_${ac_var}_set
@@ -851,31 +863,44 @@ for ac_var in `(set) 2>&1 |
   eval ac_new_val="\$ac_env_${ac_var}_value"
   case $ac_old_set,$ac_new_set in
     set,)
-      { echo "$as_me:854: WARNING: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-echo "$as_me: WARNING: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
-      ac_suggest_removing_cache=: ;;
+      { echo "$as_me:866: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:858: WARNING: \`$ac_var' was not set in the previous run" >&5
-echo "$as_me: WARNING: \`$ac_var' was not set in the previous run" >&2;}
-      ac_suggest_removing_cache=: ;;
+      { echo "$as_me:870: error: \`$ac_var' was not set in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-        { echo "$as_me:864: WARNING: \`$ac_var' has changed since the previous run:" >&5
-echo "$as_me: WARNING: \`$ac_var' has changed since the previous run:" >&2;}
-        { echo "$as_me:866: WARNING:   former value:  $ac_old_val" >&5
-echo "$as_me: WARNING:   former value:  $ac_old_val" >&2;}
-        { echo "$as_me:868: WARNING:   current value: $ac_new_val" >&5
-echo "$as_me: WARNING:   current value: $ac_new_val" >&2;}
-        ac_suggest_removing_cache=:
+        { echo "$as_me:876: 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:878:   former value:  $ac_old_val" >&5
+echo "$as_me:   former value:  $ac_old_val" >&2;}
+        { echo "$as_me:880:   current value: $ac_new_val" >&5
+echo "$as_me:   current value: $ac_new_val" >&2;}
+        ac_cache_corrupted=:
       fi;;
   esac
+  # Pass precious variables to config.status.  It doesn't matter if
+  # we pass some twice (in addition to the command line arguments).
+  if test "$ac_new_set" = set; then
+    case $ac_new_val in
+    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"`
+      ac_configure_args="$ac_configure_args '$ac_arg'"
+      ;;
+    *) ac_configure_args="$ac_configure_args $ac_var=$ac_new_val"
+       ;;
+    esac
+  fi
 done
-if $ac_suggest_removing_cache; then
-  { echo "$as_me:875: WARNING: changes in the environment can compromise the build" >&5
-echo "$as_me: WARNING: changes in the environment can compromise the build" >&2;}
-  { echo "$as_me:877: WARNING: consider removing $cache_file and starting over" >&5
-echo "$as_me: WARNING: consider removing $cache_file and starting over" >&2;}
+if $ac_cache_corrupted; then
+  { echo "$as_me:899: error: changes in the environment can compromise the build" >&5
+echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  { { echo "$as_me:901: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
+   { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
@@ -893,10 +918,10 @@ esac
 echo "#! $SHELL" >conftest.sh
 echo  "exit 0"   >>conftest.sh
 chmod +x conftest.sh
-if { (echo "$as_me:896: PATH=\".;.\"; conftest.sh") >&5
+if { (echo "$as_me:921: PATH=\".;.\"; conftest.sh") >&5
   (PATH=".;."; conftest.sh) 2>&5
   ac_status=$?
-  echo "$as_me:899: \$? = $ac_status" >&5
+  echo "$as_me:924: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   ac_path_separator=';'
 else
@@ -924,7 +949,7 @@ for ac_dir in contrib/config $srcdir/contrib/config; do
   fi
 done
 if test -z "$ac_aux_dir"; then
-  { { echo "$as_me:927: error: cannot find install-sh or install.sh in contrib/config $srcdir/contrib/config" >&5
+  { { echo "$as_me:952: error: cannot find install-sh or install.sh in contrib/config $srcdir/contrib/config" >&5
 echo "$as_me: error: cannot find install-sh or install.sh in contrib/config $srcdir/contrib/config" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -946,16 +971,16 @@ cat >>confdefs.h <<EOF
 #define DEAL_II_MINOR $DEAL_II_MINOR
 EOF
 
-echo "$as_me:949: result: Configuring deal.II version $DEAL_II_VERSION" >&5
+echo "$as_me:974: result: Configuring deal.II version $DEAL_II_VERSION" >&5
 echo "${ECHO_T}Configuring deal.II version $DEAL_II_VERSION" >&6
 
 # Make sure we can run config.sub.
 $ac_config_sub sun4 >/dev/null 2>&1 ||
-  { { echo "$as_me:954: error: cannot run $ac_config_sub" >&5
+  { { echo "$as_me:979: error: cannot run $ac_config_sub" >&5
 echo "$as_me: error: cannot run $ac_config_sub" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:958: checking build system type" >&5
+echo "$as_me:983: checking build system type" >&5
 echo $ECHO_N "checking build system type... $ECHO_C" >&6
 if test "${ac_cv_build+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -964,23 +989,23 @@ else
 test -z "$ac_cv_build_alias" &&
   ac_cv_build_alias=`$ac_config_guess`
 test -z "$ac_cv_build_alias" &&
-  { { echo "$as_me:967: error: cannot guess build type; you must specify one" >&5
+  { { echo "$as_me:992: error: cannot guess build type; you must specify one" >&5
 echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
    { (exit 1); exit 1; }; }
 ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
-  { { echo "$as_me:971: error: $ac_config_sub $ac_cv_build_alias failed." >&5
+  { { echo "$as_me:996: error: $ac_config_sub $ac_cv_build_alias failed." >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed." >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:976: result: $ac_cv_build" >&5
+echo "$as_me:1001: result: $ac_cv_build" >&5
 echo "${ECHO_T}$ac_cv_build" >&6
 build=$ac_cv_build
 build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:983: checking host system type" >&5
+echo "$as_me:1008: checking host system type" >&5
 echo $ECHO_N "checking host system type... $ECHO_C" >&6
 if test "${ac_cv_host+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -989,19 +1014,19 @@ else
 test -z "$ac_cv_host_alias" &&
   ac_cv_host_alias=$ac_cv_build_alias
 ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
-  { { echo "$as_me:992: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+  { { echo "$as_me:1017: error: $ac_config_sub $ac_cv_host_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:997: result: $ac_cv_host" >&5
+echo "$as_me:1022: result: $ac_cv_host" >&5
 echo "${ECHO_T}$ac_cv_host" >&6
 host=$ac_cv_host
 host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:1004: checking target system type" >&5
+echo "$as_me:1029: checking target system type" >&5
 echo $ECHO_N "checking target system type... $ECHO_C" >&6
 if test "${ac_cv_target+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1010,12 +1035,12 @@ else
 test "x$ac_cv_target_alias" = "x" &&
   ac_cv_target_alias=$ac_cv_host_alias
 ac_cv_target=`$ac_config_sub $ac_cv_target_alias` ||
-  { { echo "$as_me:1013: error: $ac_config_sub $ac_cv_target_alias failed" >&5
+  { { echo "$as_me:1038: error: $ac_config_sub $ac_cv_target_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1018: result: $ac_cv_target" >&5
+echo "$as_me:1043: result: $ac_cv_target" >&5
 echo "${ECHO_T}$ac_cv_target" >&6
 target=$ac_cv_target
 target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
@@ -1035,9 +1060,9 @@ ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
-echo "$as_me:1038: result: " >&5
+echo "$as_me:1063: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:1040: result: ---------------- configuring C/C++ compilers ----------------" >&5
+echo "$as_me:1065: result: ---------------- configuring C/C++ compilers ----------------" >&5
 echo "${ECHO_T}---------------- configuring C/C++ compilers ----------------" >&6
 
 ac_ext=c
@@ -1048,7 +1073,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-echo "$as_me:1051: checking for $ac_word" >&5
+echo "$as_me:1076: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1063,7 +1088,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CC="${ac_tool_prefix}gcc"
-echo "$as_me:1066: found $ac_dir/$ac_word" >&5
+echo "$as_me:1091: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1071,10 +1096,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1074: result: $CC" >&5
+  echo "$as_me:1099: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1077: result: no" >&5
+  echo "$as_me:1102: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1083,7 +1108,7 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-echo "$as_me:1086: checking for $ac_word" >&5
+echo "$as_me:1111: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1098,7 +1123,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="gcc"
-echo "$as_me:1101: found $ac_dir/$ac_word" >&5
+echo "$as_me:1126: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1106,10 +1131,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1109: result: $ac_ct_CC" >&5
+  echo "$as_me:1134: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1112: result: no" >&5
+  echo "$as_me:1137: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1122,7 +1147,7 @@ if test -z "$CC"; then
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-echo "$as_me:1125: checking for $ac_word" >&5
+echo "$as_me:1150: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1137,7 +1162,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CC="${ac_tool_prefix}cc"
-echo "$as_me:1140: found $ac_dir/$ac_word" >&5
+echo "$as_me:1165: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1145,10 +1170,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1148: result: $CC" >&5
+  echo "$as_me:1173: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1151: result: no" >&5
+  echo "$as_me:1176: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1157,7 +1182,7 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1160: checking for $ac_word" >&5
+echo "$as_me:1185: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1172,7 +1197,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="cc"
-echo "$as_me:1175: found $ac_dir/$ac_word" >&5
+echo "$as_me:1200: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1180,10 +1205,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1183: result: $ac_ct_CC" >&5
+  echo "$as_me:1208: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1186: result: no" >&5
+  echo "$as_me:1211: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1196,7 +1221,7 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1199: checking for $ac_word" >&5
+echo "$as_me:1224: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1216,7 +1241,7 @@ if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
   continue
 fi
 ac_cv_prog_CC="cc"
-echo "$as_me:1219: found $ac_dir/$ac_word" >&5
+echo "$as_me:1244: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1238,10 +1263,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1241: result: $CC" >&5
+  echo "$as_me:1266: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1244: result: no" >&5
+  echo "$as_me:1269: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1252,7 +1277,7 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1255: checking for $ac_word" >&5
+echo "$as_me:1280: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1267,7 +1292,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-echo "$as_me:1270: found $ac_dir/$ac_word" >&5
+echo "$as_me:1295: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1275,10 +1300,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1278: result: $CC" >&5
+  echo "$as_me:1303: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1281: result: no" >&5
+  echo "$as_me:1306: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1291,7 +1316,7 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1294: checking for $ac_word" >&5
+echo "$as_me:1319: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1306,7 +1331,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="$ac_prog"
-echo "$as_me:1309: found $ac_dir/$ac_word" >&5
+echo "$as_me:1334: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1314,10 +1339,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1317: result: $ac_ct_CC" >&5
+  echo "$as_me:1342: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1320: result: no" >&5
+  echo "$as_me:1345: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1329,12 +1354,32 @@ fi
 
 fi
 
-test -z "$CC" && { { echo "$as_me:1332: error: no acceptable cc found in \$PATH" >&5
+test -z "$CC" && { { echo "$as_me:1357: error: no acceptable cc found in \$PATH" >&5
 echo "$as_me: error: no acceptable cc found in \$PATH" >&2;}
    { (exit 1); exit 1; }; }
 
+# Provide some information about the compiler.
+echo "$as_me:1362:" \
+     "checking for C compiler version" >&5
+ac_compiler=`set X $ac_compile; echo $2`
+{ (eval echo "$as_me:1365: \"$ac_compiler --version </dev/null >&5\"") >&5
+  (eval $ac_compiler --version </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1368: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:1370: \"$ac_compiler -v </dev/null >&5\"") >&5
+  (eval $ac_compiler -v </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1373: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:1375: \"$ac_compiler -V </dev/null >&5\"") >&5
+  (eval $ac_compiler -V </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1378: \$? = $ac_status" >&5
+  (exit $ac_status); }
+
 cat >conftest.$ac_ext <<_ACEOF
-#line 1337 "configure"
+#line 1382 "configure"
 #include "confdefs.h"
 
 int
@@ -1348,23 +1393,29 @@ _ACEOF
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files a.out a.exe"
 # Try to create an executable without -o first, disregard a.out.
-# It will help us diagnose broken compiler, and finding out an intuition
+# It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:1353: checking for C compiler default output" >&5
+echo "$as_me:1398: checking for C compiler default output" >&5
 echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
 ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-if { (eval echo "$as_me:1356: \"$ac_link_default\"") >&5
+if { (eval echo "$as_me:1401: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
   ac_status=$?
-  echo "$as_me:1359: \$? = $ac_status" >&5
+  echo "$as_me:1404: \$? = $ac_status" >&5
   (exit $ac_status); }; then
-  for ac_file in `ls a.exe conftest.exe a.* conftest conftest.* 2>/dev/null`; do
+  # Find the output, starting from the most likely.  This scheme is
+# not robust to junk in `.', hence go to wildcards (a.*) only as a last
+# resort.
+for ac_file in `ls a.exe conftest.exe 2>/dev/null;
+                ls a.out conftest 2>/dev/null;
+                ls a.* conftest.* 2>/dev/null`; do
   case $ac_file in
     *.$ac_ext | *.o | *.obj | *.xcoff | *.tds | *.d | *.pdb ) ;;
     a.out ) # We found the default executable, but exeext='' is most
             # certainly right.
             break;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+          # FIXME: I believe we export ac_cv_exeext for Libtool --akim.
           export ac_cv_exeext
           break;;
     * ) break;;
@@ -1373,34 +1424,34 @@ done
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-{ { echo "$as_me:1376: error: C compiler cannot create executables" >&5
+{ { echo "$as_me:1427: error: C compiler cannot create executables" >&5
 echo "$as_me: error: C compiler cannot create executables" >&2;}
    { (exit 77); exit 77; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
-echo "$as_me:1382: result: $ac_file" >&5
+echo "$as_me:1433: result: $ac_file" >&5
 echo "${ECHO_T}$ac_file" >&6
 
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1387: checking whether the C compiler works" >&5
+echo "$as_me:1438: checking whether the C compiler works" >&5
 echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
 # FIXME: These cross compiler hacks should be removed for Autoconf 3.0
 # If not cross compiling, check that we can run a simple program.
 if test "$cross_compiling" != yes; then
   if { ac_try='./$ac_file'
-  { (eval echo "$as_me:1393: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1444: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1396: \$? = $ac_status" >&5
+  echo "$as_me:1447: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:1403: error: cannot run C compiled programs.
+	{ { echo "$as_me:1454: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&5
 echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&2;}
@@ -1408,24 +1459,24 @@ If you meant to cross compile, use \`--host'." >&2;}
     fi
   fi
 fi
-echo "$as_me:1411: result: yes" >&5
+echo "$as_me:1462: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 rm -f a.out a.exe conftest$ac_cv_exeext
 ac_clean_files=$ac_clean_files_save
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1418: checking whether we are cross compiling" >&5
+echo "$as_me:1469: checking whether we are cross compiling" >&5
 echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:1420: result: $cross_compiling" >&5
+echo "$as_me:1471: result: $cross_compiling" >&5
 echo "${ECHO_T}$cross_compiling" >&6
 
-echo "$as_me:1423: checking for executable suffix" >&5
+echo "$as_me:1474: checking for executable suffix" >&5
 echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6
-if { (eval echo "$as_me:1425: \"$ac_link\"") >&5
+if { (eval echo "$as_me:1476: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:1428: \$? = $ac_status" >&5
+  echo "$as_me:1479: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
@@ -1441,25 +1492,25 @@ for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do
   esac
 done
 else
-  { { echo "$as_me:1444: error: cannot compute EXEEXT: cannot compile and link" >&5
+  { { echo "$as_me:1495: error: cannot compute EXEEXT: cannot compile and link" >&5
 echo "$as_me: error: cannot compute EXEEXT: cannot compile and link" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 rm -f conftest$ac_cv_exeext
-echo "$as_me:1450: result: $ac_cv_exeext" >&5
+echo "$as_me:1501: result: $ac_cv_exeext" >&5
 echo "${ECHO_T}$ac_cv_exeext" >&6
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-echo "$as_me:1456: checking for object suffix" >&5
+echo "$as_me:1507: checking for object suffix" >&5
 echo $ECHO_N "checking for object suffix... $ECHO_C" >&6
 if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1462 "configure"
+#line 1513 "configure"
 #include "confdefs.h"
 
 int
@@ -1471,10 +1522,10 @@ main ()
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:1474: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1525: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1477: \$? = $ac_status" >&5
+  echo "$as_me:1528: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
   case $ac_file in
@@ -1486,24 +1537,24 @@ done
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-{ { echo "$as_me:1489: error: cannot compute OBJEXT: cannot compile" >&5
+{ { echo "$as_me:1540: error: cannot compute OBJEXT: cannot compile" >&5
 echo "$as_me: error: cannot compute OBJEXT: cannot compile" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-echo "$as_me:1496: result: $ac_cv_objext" >&5
+echo "$as_me:1547: result: $ac_cv_objext" >&5
 echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:1500: checking whether we are using the GNU C compiler" >&5
+echo "$as_me:1551: checking whether we are using the GNU C compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
 if test "${ac_cv_c_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1506 "configure"
+#line 1557 "configure"
 #include "confdefs.h"
 
 int
@@ -1518,16 +1569,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1521: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1572: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1524: \$? = $ac_status" >&5
+  echo "$as_me:1575: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1527: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1578: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1530: \$? = $ac_status" >&5
+  echo "$as_me:1581: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_compiler_gnu=yes
 else
@@ -1539,19 +1590,19 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:1542: result: $ac_cv_c_compiler_gnu" >&5
+echo "$as_me:1593: result: $ac_cv_c_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
 GCC=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 CFLAGS="-g"
-echo "$as_me:1548: checking whether $CC accepts -g" >&5
+echo "$as_me:1599: checking whether $CC accepts -g" >&5
 echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1554 "configure"
+#line 1605 "configure"
 #include "confdefs.h"
 
 int
@@ -1563,16 +1614,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1566: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1617: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1569: \$? = $ac_status" >&5
+  echo "$as_me:1620: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1572: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1623: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1575: \$? = $ac_status" >&5
+  echo "$as_me:1626: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_prog_cc_g=yes
 else
@@ -1582,7 +1633,7 @@ ac_cv_prog_cc_g=no
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:1585: result: $ac_cv_prog_cc_g" >&5
+echo "$as_me:1636: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
@@ -1609,16 +1660,16 @@ cat >conftest.$ac_ext <<_ACEOF
 #endif
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1612: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1663: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1615: \$? = $ac_status" >&5
+  echo "$as_me:1666: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1618: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1669: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1621: \$? = $ac_status" >&5
+  echo "$as_me:1672: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   for ac_declaration in \
    ''\
@@ -1630,7 +1681,7 @@ if { (eval echo "$as_me:1612: \"$ac_compile\"") >&5
    'void exit (int);'
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line 1633 "configure"
+#line 1684 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -1643,16 +1694,16 @@ exit (42);
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1646: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1697: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1649: \$? = $ac_status" >&5
+  echo "$as_me:1700: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1652: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1703: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1655: \$? = $ac_status" >&5
+  echo "$as_me:1706: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   :
 else
@@ -1662,7 +1713,7 @@ continue
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line 1665 "configure"
+#line 1716 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -1674,16 +1725,16 @@ exit (42);
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1677: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1728: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1680: \$? = $ac_status" >&5
+  echo "$as_me:1731: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1683: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1734: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1686: \$? = $ac_status" >&5
+  echo "$as_me:1737: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   break
 else
@@ -1692,9 +1743,12 @@ cat conftest.$ac_ext >&5
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 done
-echo '#ifdef __cplusplus' >>confdefs.h
-echo $ac_declaration      >>confdefs.h
-echo '#endif'             >>confdefs.h
+rm -f conftest*
+if test -n "$ac_declaration"; then
+  echo '#ifdef __cplusplus' >>confdefs.h
+  echo $ac_declaration      >>confdefs.h
+  echo '#endif'             >>confdefs.h
+fi
 
 else
   echo "$as_me: failed program was:" >&5
@@ -1709,7 +1763,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
 # Extract the first word of "$CC", so it can be a program name with args.
 set dummy $CC; ac_word=$2
-echo "$as_me:1712: checking for $ac_word" >&5
+echo "$as_me:1766: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1726,7 +1780,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_CC="$ac_dir/$ac_word"
-   echo "$as_me:1729: found $ac_dir/$ac_word" >&5
+   echo "$as_me:1783: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -1737,10 +1791,10 @@ fi
 CC=$ac_cv_path_CC
 
 if test -n "$CC"; then
-  echo "$as_me:1740: result: $CC" >&5
+  echo "$as_me:1794: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1743: result: no" >&5
+  echo "$as_me:1797: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1751,11 +1805,11 @@ ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 if test -n "$ac_tool_prefix"; then
-  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl KCC RCC xlC_r xlC
+  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1758: checking for $ac_word" >&5
+echo "$as_me:1812: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1770,7 +1824,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-echo "$as_me:1773: found $ac_dir/$ac_word" >&5
+echo "$as_me:1827: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1778,10 +1832,10 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  echo "$as_me:1781: result: $CXX" >&5
+  echo "$as_me:1835: result: $CXX" >&5
 echo "${ECHO_T}$CXX" >&6
 else
-  echo "$as_me:1784: result: no" >&5
+  echo "$as_me:1838: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1790,11 +1844,11 @@ fi
 fi
 if test -z "$CXX"; then
   ac_ct_CXX=$CXX
-  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl KCC RCC xlC_r xlC
+  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1797: checking for $ac_word" >&5
+echo "$as_me:1851: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1809,7 +1863,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CXX="$ac_prog"
-echo "$as_me:1812: found $ac_dir/$ac_word" >&5
+echo "$as_me:1866: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1817,10 +1871,10 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  echo "$as_me:1820: result: $ac_ct_CXX" >&5
+  echo "$as_me:1874: result: $ac_ct_CXX" >&5
 echo "${ECHO_T}$ac_ct_CXX" >&6
 else
-  echo "$as_me:1823: result: no" >&5
+  echo "$as_me:1877: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1831,13 +1885,33 @@ test -n "$ac_ct_CXX" || ac_ct_CXX="g++"
   CXX=$ac_ct_CXX
 fi
 
-echo "$as_me:1834: checking whether we are using the GNU C++ compiler" >&5
+# Provide some information about the compiler.
+echo "$as_me:1889:" \
+     "checking for C++ compiler version" >&5
+ac_compiler=`set X $ac_compile; echo $2`
+{ (eval echo "$as_me:1892: \"$ac_compiler --version </dev/null >&5\"") >&5
+  (eval $ac_compiler --version </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1895: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:1897: \"$ac_compiler -v </dev/null >&5\"") >&5
+  (eval $ac_compiler -v </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1900: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:1902: \"$ac_compiler -V </dev/null >&5\"") >&5
+  (eval $ac_compiler -V </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:1905: \$? = $ac_status" >&5
+  (exit $ac_status); }
+
+echo "$as_me:1908: checking whether we are using the GNU C++ compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6
 if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1840 "configure"
+#line 1914 "configure"
 #include "confdefs.h"
 
 int
@@ -1852,16 +1926,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1855: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1929: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1858: \$? = $ac_status" >&5
+  echo "$as_me:1932: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1861: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1935: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1864: \$? = $ac_status" >&5
+  echo "$as_me:1938: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_compiler_gnu=yes
 else
@@ -1873,19 +1947,19 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:1876: result: $ac_cv_cxx_compiler_gnu" >&5
+echo "$as_me:1950: result: $ac_cv_cxx_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6
 GXX=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CXXFLAGS=${CXXFLAGS+set}
 ac_save_CXXFLAGS=$CXXFLAGS
 CXXFLAGS="-g"
-echo "$as_me:1882: checking whether $CXX accepts -g" >&5
+echo "$as_me:1956: checking whether $CXX accepts -g" >&5
 echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cxx_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 1888 "configure"
+#line 1962 "configure"
 #include "confdefs.h"
 
 int
@@ -1897,16 +1971,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1900: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1974: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1903: \$? = $ac_status" >&5
+  echo "$as_me:1977: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1906: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1980: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1909: \$? = $ac_status" >&5
+  echo "$as_me:1983: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_prog_cxx_g=yes
 else
@@ -1916,7 +1990,7 @@ ac_cv_prog_cxx_g=no
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:1919: result: $ac_cv_prog_cxx_g" >&5
+echo "$as_me:1993: result: $ac_cv_prog_cxx_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6
 if test "$ac_test_CXXFLAGS" = set; then
   CXXFLAGS=$ac_save_CXXFLAGS
@@ -1943,7 +2017,7 @@ for ac_declaration in \
    'void exit (int);'
 do
   cat >conftest.$ac_ext <<_ACEOF
-#line 1946 "configure"
+#line 2020 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -1956,16 +2030,16 @@ exit (42);
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1959: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2033: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1962: \$? = $ac_status" >&5
+  echo "$as_me:2036: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1965: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2039: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1968: \$? = $ac_status" >&5
+  echo "$as_me:2042: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   :
 else
@@ -1975,7 +2049,7 @@ continue
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
-#line 1978 "configure"
+#line 2052 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -1987,16 +2061,16 @@ exit (42);
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1990: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2064: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1993: \$? = $ac_status" >&5
+  echo "$as_me:2067: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1996: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2070: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1999: \$? = $ac_status" >&5
+  echo "$as_me:2073: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   break
 else
@@ -2005,9 +2079,12 @@ cat conftest.$ac_ext >&5
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 done
-echo '#ifdef __cplusplus' >>confdefs.h
-echo $ac_declaration      >>confdefs.h
-echo '#endif'             >>confdefs.h
+rm -f conftest*
+if test -n "$ac_declaration"; then
+  echo '#ifdef __cplusplus' >>confdefs.h
+  echo $ac_declaration      >>confdefs.h
+  echo '#endif'             >>confdefs.h
+fi
 
 ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2018,7 +2095,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 CXXFLAGS="$OLDCXXFLAGS"
 # Extract the first word of "$CXX", so it can be a program name with args.
 set dummy $CXX; ac_word=$2
-echo "$as_me:2021: checking for $ac_word" >&5
+echo "$as_me:2098: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2035,7 +2112,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_CXX="$ac_dir/$ac_word"
-   echo "$as_me:2038: found $ac_dir/$ac_word" >&5
+   echo "$as_me:2115: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -2046,10 +2123,10 @@ fi
 CXX=$ac_cv_path_CXX
 
 if test -n "$CXX"; then
-  echo "$as_me:2049: result: $CXX" >&5
+  echo "$as_me:2126: result: $CXX" >&5
 echo "${ECHO_T}$CXX" >&6
 else
-  echo "$as_me:2052: result: no" >&5
+  echo "$as_me:2129: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2057,49 +2134,49 @@ fi
         GXX_VERSION_STRING=`($CXX -v 2>&1) | grep "gcc version"`
     case "$GXX_VERSION_STRING" in
       *"egcs-1.1"*)
-  	echo "$as_me:2060: result: C++ compiler is egcs-1.1" >&5
+  	echo "$as_me:2137: result: C++ compiler is egcs-1.1" >&5
 echo "${ECHO_T}C++ compiler is egcs-1.1" >&6
   	GXX_VERSION=egcs1.1
   	;;
       *2.95*)
-  	echo "$as_me:2065: result: C++ compiler is gcc-2.95" >&5
+  	echo "$as_me:2142: result: C++ compiler is gcc-2.95" >&5
 echo "${ECHO_T}C++ compiler is gcc-2.95" >&6
   	GXX_VERSION=gcc2.95
   	;;
       *2.96*)
-  	echo "$as_me:2070: result: C++ compiler is gcc-2.96" >&5
+  	echo "$as_me:2147: result: C++ compiler is gcc-2.96" >&5
 echo "${ECHO_T}C++ compiler is gcc-2.96" >&6
   	GXX_VERSION=gcc2.96
   	;;
       *2.97*)
-  	echo "$as_me:2075: result: C++ compiler is gcc-2.97" >&5
+  	echo "$as_me:2152: result: C++ compiler is gcc-2.97" >&5
 echo "${ECHO_T}C++ compiler is gcc-2.97" >&6
   	GXX_VERSION=gcc2.97
   	;;
       *3.0*)
-  	echo "$as_me:2080: result: C++ compiler is gcc-3.0" >&5
+  	echo "$as_me:2157: result: C++ compiler is gcc-3.0" >&5
 echo "${ECHO_T}C++ compiler is gcc-3.0" >&6
   	GXX_VERSION=gcc3.0
   	;;
       *3.1*)
-  	echo "$as_me:2085: result: C++ compiler is gcc-3.1" >&5
+  	echo "$as_me:2162: result: C++ compiler is gcc-3.1" >&5
 echo "${ECHO_T}C++ compiler is gcc-3.1" >&6
   	GXX_VERSION=gcc3.1
   	;;
       *3.2*)
-  	echo "$as_me:2090: result: C++ compiler is gcc-3.2" >&5
+  	echo "$as_me:2167: result: C++ compiler is gcc-3.2" >&5
 echo "${ECHO_T}C++ compiler is gcc-3.2" >&6
   	GXX_VERSION=gcc3.2
   	;;
       *2.4* | *2.5* | *2.6* | *2.7* | *2.8*)
-  	  	  	echo "$as_me:2095: result: C++ compiler is $GXX_VERSION_STRING" >&5
+  	  	  	echo "$as_me:2172: result: C++ compiler is $GXX_VERSION_STRING" >&5
 echo "${ECHO_T}C++ compiler is $GXX_VERSION_STRING" >&6
-  	{ { echo "$as_me:2097: error: C++ compiler is not supported" >&5
+  	{ { echo "$as_me:2174: error: C++ compiler is not supported" >&5
 echo "$as_me: error: C++ compiler is not supported" >&2;}
    { (exit 1); exit 1; }; }
   	;;
       *)
-  	echo "$as_me:2102: result: C++ compiler is unknown but accepted gcc version" >&5
+  	echo "$as_me:2179: result: C++ compiler is unknown but accepted gcc version" >&5
 echo "${ECHO_T}C++ compiler is unknown but accepted gcc version" >&6
   	GXX_VERSION=gcc-other
   	;;
@@ -2108,47 +2185,47 @@ echo "${ECHO_T}C++ compiler is unknown but accepted gcc version" >&6
 
                     is_ibm_xlc="`($CXX 2>&1) | egrep 'VisualAge C++|C Set ++|C for AIX Compiler'`"
     if test "x$is_ibm_xlc" != "x"  ; then
-                        echo "$as_me:2111: result: C++ compiler is IBM xlC" >&5
+                        echo "$as_me:2188: result: C++ compiler is IBM xlC" >&5
 echo "${ECHO_T}C++ compiler is IBM xlC" >&6
       GXX_VERSION=ibm_xlc
     else
 
             is_mips_pro="`($CXX -version 2>&1) | grep MIPSpro`"
       if test "x$is_mips_pro" != "x" ; then
-        echo "$as_me:2118: result: C++ compiler is MIPSpro C++ compiler" >&5
+        echo "$as_me:2195: result: C++ compiler is MIPSpro C++ compiler" >&5
 echo "${ECHO_T}C++ compiler is MIPSpro C++ compiler" >&6
         GXX_VERSION=MIPSpro
       else
 
                 is_intel_icc="`($CXX -V 2>&1) | grep 'Intel(R) C++ Compiler'`"
         if test "x$is_intel_icc" != "x" ; then
-          echo "$as_me:2125: result: C++ compiler is Intel ICC" >&5
+          echo "$as_me:2202: result: C++ compiler is Intel ICC" >&5
 echo "${ECHO_T}C++ compiler is Intel ICC" >&6
           GXX_VERSION=intel_icc
         else
 
                     is_dec_cxx="`($CXX -V 2>&1) | grep 'Compaq C++'`"
           if test "x$is_dec_cxx" != "x" ; then
-            echo "$as_me:2132: result: C++ compiler is Compaq cxx" >&5
+            echo "$as_me:2209: result: C++ compiler is Compaq cxx" >&5
 echo "${ECHO_T}C++ compiler is Compaq cxx" >&6
             GXX_VERSION=compaq_cxx
           else
 
   	              is_sun_cc="`($CXX -V 2>&1) | grep 'Sun WorkShop'`"
             if test "x$is_sun_cc" != "x" ; then
-              echo "$as_me:2139: result: C++ compiler is Sun Workshop compiler" >&5
+              echo "$as_me:2216: result: C++ compiler is Sun Workshop compiler" >&5
 echo "${ECHO_T}C++ compiler is Sun Workshop compiler" >&6
               GXX_VERSION=sun_workshop
             else
 
   	      	    is_kai_cc="`($CXX -V 2>&1) | grep 'KAI C++'`"
   	    if test "x$is_kai_cc" != "x" ; then
-  	      echo "$as_me:2146: result: compile is KAI C++" >&5
+  	      echo "$as_me:2223: result: compile is KAI C++" >&5
 echo "${ECHO_T}compile is KAI C++" >&6
   	      GXX_VERSSION=kai_cc
   	    else
 
-                                { { echo "$as_me:2151: error: Unrecognized compiler" >&5
+                                { { echo "$as_me:2228: error: Unrecognized compiler" >&5
 echo "$as_me: error: Unrecognized compiler" >&2;}
    { (exit sorry); exit sorry; }; }
                 exit 1
@@ -2201,10 +2278,10 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG -Werror"
-  echo "$as_me:2204: checking for std::advance warning" >&5
+  echo "$as_me:2281: checking for std::advance warning" >&5
 echo $ECHO_N "checking for std::advance warning... $ECHO_C" >&6
   cat >conftest.$ac_ext <<_ACEOF
-#line 2207 "configure"
+#line 2284 "configure"
 #include "confdefs.h"
 
 #include <map>
@@ -2223,19 +2300,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2226: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2303: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2229: \$? = $ac_status" >&5
+  echo "$as_me:2306: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2232: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2309: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2235: \$? = $ac_status" >&5
+  echo "$as_me:2312: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	  	  echo "$as_me:2238: result: no" >&5
+	  	  echo "$as_me:2315: result: no" >&5
 echo "${ECHO_T}no" >&6
           DEAL_II_ADVANCE_WARNING=no
 
@@ -2243,7 +2320,7 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	  echo "$as_me:2246: result: yes" >&5
+	  echo "$as_me:2323: result: yes" >&5
 echo "${ECHO_T}yes" >&6
           DEAL_II_ADVANCE_WARNING=yes
 
@@ -2303,7 +2380,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
           ;;
 
       *)
-          { { echo "$as_me:2306: error: No compiler options for this C++ compiler
+          { { echo "$as_me:2383: error: No compiler options for this C++ compiler
                        specified at present" >&5
 echo "$as_me: error: No compiler options for this C++ compiler
                        specified at present" >&2;}
@@ -2313,13 +2390,13 @@ echo "$as_me: error: No compiler options for this C++ compiler
   fi
 
   if test "$GXX" = yes ; then
-    echo "$as_me:2316: checking whether -ggdb works for long symbols" >&5
+    echo "$as_me:2393: checking whether -ggdb works for long symbols" >&5
 echo $ECHO_N "checking whether -ggdb works for long symbols... $ECHO_C" >&6
     case "$target" in
               alpha*-osf*)
             CXXFLAGS="-ggdb $CXXFLAGSG"
             cat >conftest.$ac_ext <<_ACEOF
-#line 2322 "configure"
+#line 2399 "configure"
 #include "confdefs.h"
 
 #               include <string>
@@ -2348,20 +2425,20 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2351: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2428: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2354: \$? = $ac_status" >&5
+  echo "$as_me:2431: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2357: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2434: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2360: \$? = $ac_status" >&5
+  echo "$as_me:2437: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
                 CXXFLAGSG="-ggdb $CXXFLAGSG"
-              echo "$as_me:2364: result: yes" >&5
+              echo "$as_me:2441: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
@@ -2369,7 +2446,7 @@ else
 cat conftest.$ac_ext >&5
 
                 CXXFLAGSG="-gstabs $CXXFLAGSG"
-              echo "$as_me:2372: result: no -- using -gstabs" >&5
+              echo "$as_me:2449: result: no -- using -gstabs" >&5
 echo "${ECHO_T}no -- using -gstabs" >&6
 
 fi
@@ -2377,7 +2454,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
           ;;
 
                             *)
-          echo "$as_me:2380: result: yes" >&5
+          echo "$as_me:2457: result: yes" >&5
 echo "${ECHO_T}yes" >&6
             CXXFLAGSG="-ggdb $CXXFLAGSG"
           ;;
@@ -2398,7 +2475,7 @@ fi;
   if test "$enablemultithreading" = yes ; then
     if test "$GXX" = yes ; then
 
-  echo "$as_me:2401: checking for platform specific thread flags" >&5
+  echo "$as_me:2478: checking for platform specific thread flags" >&5
 echo $ECHO_N "checking for platform specific thread flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2432,16 +2509,16 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   done
   if test "$thread_flag" = invalid_last_entry ; then
-	echo "$as_me:2435: result: \"no flag found!\"" >&5
-echo "${ECHO_T}\"no flag found!\"" >&6
-	{ { echo "$as_me:2437: error: \"Could not determine multithreading flag for this platform. Aborting!\"" >&5
-echo "$as_me: error: \"Could not determine multithreading flag for this platform. Aborting!\"" >&2;}
+	echo "$as_me:2512: result: no flag found!" >&5
+echo "${ECHO_T}no flag found!" >&6
+	{ { echo "$as_me:2514: error: Could not determine multithreading flag for this platform. Aborting!" >&5
+echo "$as_me: error: Could not determine multithreading flag for this platform. Aborting!" >&2;}
    { (exit 1); exit 1; }; }
   fi
-  echo "$as_me:2441: result: \"-$thread_flag\"" >&5
-echo "${ECHO_T}\"-$thread_flag\"" >&6
+  echo "$as_me:2518: result: -$thread_flag" >&5
+echo "${ECHO_T}-$thread_flag" >&6
 
-  echo "$as_me:2444: checking for platform specific multi-threading defines" >&5
+  echo "$as_me:2521: checking for platform specific multi-threading defines" >&5
 echo $ECHO_N "checking for platform specific multi-threading defines... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2450,7 +2527,7 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   cat >conftest.$ac_ext <<_ACEOF
-#line 2453 "configure"
+#line 2530 "configure"
 #include "confdefs.h"
 
 #       if !defined (_REENTRANT) && !defined (_THREAD_SAFE)
@@ -2469,27 +2546,27 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2472: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2549: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2475: \$? = $ac_status" >&5
+  echo "$as_me:2552: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2478: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2555: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2481: \$? = $ac_status" >&5
+  echo "$as_me:2558: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:2484: result: \"not necessary\"" >&5
-echo "${ECHO_T}\"not necessary\"" >&6
+	echo "$as_me:2561: result: not necessary" >&5
+echo "${ECHO_T}not necessary" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	echo "$as_me:2491: result: \"-D_REENTRANT -D_THREAD_SAFE\"" >&5
-echo "${ECHO_T}\"-D_REENTRANT -D_THREAD_SAFE\"" >&6
+	echo "$as_me:2568: result: -D_REENTRANT -D_THREAD_SAFE" >&5
+echo "${ECHO_T}-D_REENTRANT -D_THREAD_SAFE" >&6
 	CXXFLAGSG="$CXXFLAGSG -D_REENTRANT -D_THREAD_SAFE"
 	CXXFLAGSO="$CXXFLAGSO -D_REENTRANT -D_THREAD_SAFE"
 
@@ -2503,7 +2580,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
         CXXFLAGSG = "$CXXFLAGSG -threaded"
         CXXFLAGSO = "$CXXFLAGSO -threaded"
       else
-                { { echo "$as_me:2506: error: No threading compiler options for this C++ compiler
+                { { echo "$as_me:2583: error: No threading compiler options for this C++ compiler
                      specified at present" >&5
 echo "$as_me: error: No threading compiler options for this C++ compiler
                      specified at present" >&2;}
@@ -2521,15 +2598,15 @@ else
   withmultithreading=no
 fi;
   if test "$withmultithreading" != no ; then
-    echo "$as_me:2524: checking for ACE" >&5
+    echo "$as_me:2601: checking for ACE" >&5
 echo $ECHO_N "checking for ACE... $ECHO_C" >&6
     if test -d "$withmultithreading" ; then
-      echo "$as_me:2527: result: found" >&5
+      echo "$as_me:2604: result: found" >&5
 echo "${ECHO_T}found" >&6
     else
-      echo "$as_me:2530: result: not found" >&5
+      echo "$as_me:2607: result: not found" >&5
 echo "${ECHO_T}not found" >&6
-      { { echo "$as_me:2532: error: Invalid ACE path" >&5
+      { { echo "$as_me:2609: error: Invalid ACE path" >&5
 echo "$as_me: error: Invalid ACE path" >&2;}
    { (exit 1); exit 1; }; }
     fi
@@ -2543,7 +2620,7 @@ EOF
   if test "$enablemultithreading" = yes ; then
     if test "$GXX" = yes ; then
 
-  echo "$as_me:2546: checking whether compilation with ACE disallows flags" >&5
+  echo "$as_me:2623: checking whether compilation with ACE disallows flags" >&5
 echo $ECHO_N "checking whether compilation with ACE disallows flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2553,7 +2630,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="-ansi -I$withmultithreading"
   cat >conftest.$ac_ext <<_ACEOF
-#line 2556 "configure"
+#line 2633 "configure"
 #include "confdefs.h"
 
 #  include <ace/Thread_Manager.h>
@@ -2568,16 +2645,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2571: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2648: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2574: \$? = $ac_status" >&5
+  echo "$as_me:2651: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2577: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2654: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2580: \$? = $ac_status" >&5
+  echo "$as_me:2657: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
       deal_II_ace_remove_ansi="no"
@@ -2592,7 +2669,7 @@ fi
 rm -f conftest.$ac_objext conftest.$ac_ext
   CXXFLAGS="-pedantic -Werror -I$withmultithreading"
   cat >conftest.$ac_ext <<_ACEOF
-#line 2595 "configure"
+#line 2672 "configure"
 #include "confdefs.h"
 
 #  include <ace/Thread_Manager.h>
@@ -2607,16 +2684,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2610: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2687: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2613: \$? = $ac_status" >&5
+  echo "$as_me:2690: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2616: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2693: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2619: \$? = $ac_status" >&5
+  echo "$as_me:2696: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
       deal_II_ace_remove_pedantic="no"
@@ -2632,18 +2709,18 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 
   if test $deal_II_ace_remove_ansi = "no" ; then
     if test $deal_II_ace_remove_pedantic = "no" ; then
-      echo "$as_me:2635: result: no" >&5
+      echo "$as_me:2712: result: no" >&5
 echo "${ECHO_T}no" >&6
     else
-      echo "$as_me:2638: result: -pedantic" >&5
+      echo "$as_me:2715: result: -pedantic" >&5
 echo "${ECHO_T}-pedantic" >&6
     fi
   else
     if test $deal_II_ace_remove_pedantic = "no" ; then
-      echo "$as_me:2643: result: -ansi" >&5
+      echo "$as_me:2720: result: -ansi" >&5
 echo "${ECHO_T}-ansi" >&6
     else
-      echo "$as_me:2646: result: -ansi -pedantic" >&5
+      echo "$as_me:2723: result: -ansi -pedantic" >&5
 echo "${ECHO_T}-ansi -pedantic" >&6
     fi
   fi
@@ -2659,7 +2736,7 @@ echo "${ECHO_T}-ansi -pedantic" >&6
     fi
   fi
 
-  echo "$as_me:2662: checking whether AssertThrow works with debug flags" >&5
+  echo "$as_me:2739: checking whether AssertThrow works with debug flags" >&5
 echo $ECHO_N "checking whether AssertThrow works with debug flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2669,7 +2746,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS=$CXXFLAGSG
   cat >conftest.$ac_ext <<_ACEOF
-#line 2672 "configure"
+#line 2749 "configure"
 #include "confdefs.h"
 
 #include <exception>
@@ -2753,33 +2830,33 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2756: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2833: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2759: \$? = $ac_status" >&5
+  echo "$as_me:2836: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2762: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2839: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2765: \$? = $ac_status" >&5
+  echo "$as_me:2842: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:2768: result: yes" >&5
+	echo "$as_me:2845: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	echo "$as_me:2775: result: no" >&5
+	echo "$as_me:2852: result: no" >&5
 echo "${ECHO_T}no" >&6
 	CXXFLAGSG="-DDISABLE_ASSERT_THROW $CXXFLAGSG"
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:2782: checking whether AssertThrow works with optimized flags" >&5
+  echo "$as_me:2859: checking whether AssertThrow works with optimized flags" >&5
 echo $ECHO_N "checking whether AssertThrow works with optimized flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2789,7 +2866,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS=$CXXFLAGSO
   cat >conftest.$ac_ext <<_ACEOF
-#line 2792 "configure"
+#line 2869 "configure"
 #include "confdefs.h"
 
 #include <exception>
@@ -2873,33 +2950,33 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2876: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2953: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2879: \$? = $ac_status" >&5
+  echo "$as_me:2956: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2882: \"$ac_try\"") >&5
+  { (eval echo "$as_me:2959: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2885: \$? = $ac_status" >&5
+  echo "$as_me:2962: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:2888: result: yes" >&5
+	echo "$as_me:2965: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	echo "$as_me:2895: result: no" >&5
+	echo "$as_me:2972: result: no" >&5
 echo "${ECHO_T}no" >&6
 	CXXFLAGSO="-DDISABLE_ASSERT_THROW $CXXFLAGSO"
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:2902: checking for std::vector bug" >&5
+  echo "$as_me:2979: checking for std::vector bug" >&5
 echo $ECHO_N "checking for std::vector bug... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2909,7 +2986,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 2912 "configure"
+#line 2989 "configure"
 #include "confdefs.h"
 
       namespace std {
@@ -2934,26 +3011,26 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2937: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3014: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2940: \$? = $ac_status" >&5
+  echo "$as_me:3017: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2943: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3020: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2946: \$? = $ac_status" >&5
+  echo "$as_me:3023: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:2949: result: no" >&5
+      echo "$as_me:3026: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:2956: result: yes. trying to work around" >&5
+      echo "$as_me:3033: result: yes. trying to work around" >&5
 echo "${ECHO_T}yes. trying to work around" >&6
 
 cat >>confdefs.h <<\EOF
@@ -2963,7 +3040,7 @@ EOF
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:2966: checking for std::iterator class" >&5
+  echo "$as_me:3043: checking for std::iterator class" >&5
 echo $ECHO_N "checking for std::iterator class... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2973,7 +3050,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 2976 "configure"
+#line 3053 "configure"
 #include "confdefs.h"
 
 #include <iterator>
@@ -2989,19 +3066,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2992: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3069: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2995: \$? = $ac_status" >&5
+  echo "$as_me:3072: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2998: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3075: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3001: \$? = $ac_status" >&5
+  echo "$as_me:3078: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3004: result: yes" >&5
+      echo "$as_me:3081: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3012,13 +3089,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3015: result: no" >&5
+      echo "$as_me:3092: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3021: checking for std::i/ostringstream classes" >&5
+  echo "$as_me:3098: checking for std::i/ostringstream classes" >&5
 echo $ECHO_N "checking for std::i/ostringstream classes... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3028,7 +3105,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3031 "configure"
+#line 3108 "configure"
 #include "confdefs.h"
 
 #include <sstream>
@@ -3045,19 +3122,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3048: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3125: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3051: \$? = $ac_status" >&5
+  echo "$as_me:3128: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3054: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3131: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3057: \$? = $ac_status" >&5
+  echo "$as_me:3134: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3060: result: yes" >&5
+      echo "$as_me:3137: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3068,13 +3145,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3071: result: no" >&5
+      echo "$as_me:3148: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3077: checking for std::numeric_limits classes" >&5
+  echo "$as_me:3154: checking for std::numeric_limits classes" >&5
 echo $ECHO_N "checking for std::numeric_limits classes... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3084,7 +3161,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3087 "configure"
+#line 3164 "configure"
 #include "confdefs.h"
 
 #include <limits>
@@ -3100,19 +3177,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3103: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3180: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3106: \$? = $ac_status" >&5
+  echo "$as_me:3183: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3109: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3186: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3112: \$? = $ac_status" >&5
+  echo "$as_me:3189: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3115: result: yes" >&5
+      echo "$as_me:3192: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3123,13 +3200,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3126: result: no" >&5
+      echo "$as_me:3203: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3132: checking for <ostream> header" >&5
+  echo "$as_me:3209: checking for <ostream> header" >&5
 echo $ECHO_N "checking for <ostream> header... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3139,7 +3216,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3142 "configure"
+#line 3219 "configure"
 #include "confdefs.h"
 
 #include <ostream>
@@ -3154,19 +3231,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3157: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3234: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3160: \$? = $ac_status" >&5
+  echo "$as_me:3237: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3163: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3240: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3166: \$? = $ac_status" >&5
+  echo "$as_me:3243: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3169: result: yes" >&5
+      echo "$as_me:3246: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3177,13 +3254,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3180: result: no" >&5
+      echo "$as_me:3257: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3186: checking for <iosfwd> header" >&5
+  echo "$as_me:3263: checking for <iosfwd> header" >&5
 echo $ECHO_N "checking for <iosfwd> header... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3193,7 +3270,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3196 "configure"
+#line 3273 "configure"
 #include "confdefs.h"
 
 #include <iosfwd>
@@ -3208,19 +3285,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3211: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3288: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3214: \$? = $ac_status" >&5
+  echo "$as_me:3291: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3217: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3294: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3220: \$? = $ac_status" >&5
+  echo "$as_me:3297: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3223: result: yes" >&5
+      echo "$as_me:3300: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3231,13 +3308,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3234: result: no" >&5
+      echo "$as_me:3311: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3240: checking for __builtin_expect" >&5
+  echo "$as_me:3317: checking for __builtin_expect" >&5
 echo $ECHO_N "checking for __builtin_expect... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3247,7 +3324,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3250 "configure"
+#line 3327 "configure"
 #include "confdefs.h"
 
 	bool f();
@@ -3263,19 +3340,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3266: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3343: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3269: \$? = $ac_status" >&5
+  echo "$as_me:3346: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3272: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3349: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3275: \$? = $ac_status" >&5
+  echo "$as_me:3352: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3278: result: yes" >&5
+      echo "$as_me:3355: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3286,13 +3363,13 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3289: result: no" >&5
+      echo "$as_me:3366: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3295: checking whether lrand48 needs to be declared with -ansi" >&5
+  echo "$as_me:3372: checking whether lrand48 needs to be declared with -ansi" >&5
 echo $ECHO_N "checking whether lrand48 needs to be declared with -ansi... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3302,7 +3379,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
   cat >conftest.$ac_ext <<_ACEOF
-#line 3305 "configure"
+#line 3382 "configure"
 #include "confdefs.h"
 
 #include <vector>
@@ -3323,26 +3400,26 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3326: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3403: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3329: \$? = $ac_status" >&5
+  echo "$as_me:3406: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3332: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3409: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3335: \$? = $ac_status" >&5
+  echo "$as_me:3412: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:3338: result: no" >&5
+      echo "$as_me:3415: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      echo "$as_me:3345: result: yes" >&5
+      echo "$as_me:3422: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3352,7 +3429,7 @@ EOF
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3355: checking whether getrusage is properly declared" >&5
+  echo "$as_me:3432: checking whether getrusage is properly declared" >&5
 echo $ECHO_N "checking whether getrusage is properly declared... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3361,7 +3438,7 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   cat >conftest.$ac_ext <<_ACEOF
-#line 3364 "configure"
+#line 3441 "configure"
 #include "confdefs.h"
 
 #include <sys/resource.h>
@@ -3378,26 +3455,26 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3381: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3458: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3384: \$? = $ac_status" >&5
+  echo "$as_me:3461: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3387: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3464: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3390: \$? = $ac_status" >&5
+  echo "$as_me:3467: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:3393: result: yes" >&5
+	echo "$as_me:3470: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	echo "$as_me:3400: result: no" >&5
+	echo "$as_me:3477: result: no" >&5
 echo "${ECHO_T}no" >&6
 	CXXFLAGSG="$CXXFLAGSG -DNO_HAVE_GETRUSAGE"
 	CXXFLAGSO="$CXXFLAGSO -DNO_HAVE_GETRUSAGE"
@@ -3405,7 +3482,7 @@ echo "${ECHO_T}no" >&6
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-  echo "$as_me:3408: checking whether isnan is declared with debug flags" >&5
+  echo "$as_me:3485: checking whether isnan is declared with debug flags" >&5
 echo $ECHO_N "checking whether isnan is declared with debug flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3416,7 +3493,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
   CXXFLAGS=$CXXFLAGSG
   deal_II_isnan_flag=""
   cat >conftest.$ac_ext <<_ACEOF
-#line 3419 "configure"
+#line 3496 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3433,19 +3510,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3436: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3513: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3439: \$? = $ac_status" >&5
+  echo "$as_me:3516: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3442: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3519: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3445: \$? = $ac_status" >&5
+  echo "$as_me:3522: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:3448: result: yes" >&5
+	echo "$as_me:3525: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	deal_II_isnan_flag="-DHAVE_ISNAN"
 	CXXFLAGSG="$deal_II_isnan_flag $CXXFLAGSG"
@@ -3458,7 +3535,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 
   if test "x$deal_II_isnan_flag" = "x" ; then
             cat >conftest.$ac_ext <<_ACEOF
-#line 3461 "configure"
+#line 3538 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3475,19 +3552,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3478: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3555: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3481: \$? = $ac_status" >&5
+  echo "$as_me:3558: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3484: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3561: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3487: \$? = $ac_status" >&5
+  echo "$as_me:3564: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	  echo "$as_me:3490: result: yes" >&5
+	  echo "$as_me:3567: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	  deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN"
 	  CXXFLAGSG="$deal_II_isnan_flag $CXXFLAGSG"
@@ -3504,7 +3581,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
     for testflag in -D_ISOC99_SOURCE -D__EXTENSIONS__ ; do
       CXXFLAGS="$CXXFLAGSG $testflag"
       cat >conftest.$ac_ext <<_ACEOF
-#line 3507 "configure"
+#line 3584 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3521,16 +3598,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3524: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3601: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3527: \$? = $ac_status" >&5
+  echo "$as_me:3604: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3530: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3607: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3533: \$? = $ac_status" >&5
+  echo "$as_me:3610: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
 	  	  	  deal_II_isnan_flag="-DHAVE_ISNAN $testflag"
@@ -3543,7 +3620,7 @@ fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
                         cat >conftest.$ac_ext <<_ACEOF
-#line 3546 "configure"
+#line 3623 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3560,16 +3637,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3563: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3640: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3566: \$? = $ac_status" >&5
+  echo "$as_me:3643: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3569: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3646: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3572: \$? = $ac_status" >&5
+  echo "$as_me:3649: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
 	  	  	  deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN $testflag"
@@ -3583,16 +3660,16 @@ rm -f conftest.$ac_objext conftest.$ac_ext
     done
 
                 if test "x$deal_II_isnan_flag" = "x" ; then
-      echo "$as_me:3586: result: no." >&5
+      echo "$as_me:3663: result: no." >&5
 echo "${ECHO_T}no." >&6
     else
-            echo "$as_me:3589: result: using $testflag" >&5
+            echo "$as_me:3666: result: using $testflag" >&5
 echo "${ECHO_T}using $testflag" >&6
       CXXFLAGSG="$deal_II_isnan_flag $CXXFLAGSG"
     fi
   fi
 
-  echo "$as_me:3595: checking whether isnan is declared with optimized flags" >&5
+  echo "$as_me:3672: checking whether isnan is declared with optimized flags" >&5
 echo $ECHO_N "checking whether isnan is declared with optimized flags... $ECHO_C" >&6
   ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -3603,7 +3680,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
   CXXFLAGS=$CXXFLAGSO
   deal_II_isnan_flag=""
   cat >conftest.$ac_ext <<_ACEOF
-#line 3606 "configure"
+#line 3683 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3620,19 +3697,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3623: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3700: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3626: \$? = $ac_status" >&5
+  echo "$as_me:3703: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3629: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3706: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3632: \$? = $ac_status" >&5
+  echo "$as_me:3709: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	echo "$as_me:3635: result: yes" >&5
+	echo "$as_me:3712: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	deal_II_isnan_flag="-DHAVE_ISNAN"
 	CXXFLAGSO="$deal_II_isnan_flag $CXXFLAGSO"
@@ -3645,7 +3722,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 
   if test "x$deal_II_isnan_flag" = "x" ; then
             cat >conftest.$ac_ext <<_ACEOF
-#line 3648 "configure"
+#line 3725 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3662,19 +3739,19 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3665: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3742: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3668: \$? = $ac_status" >&5
+  echo "$as_me:3745: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3671: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3748: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3674: \$? = $ac_status" >&5
+  echo "$as_me:3751: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	  echo "$as_me:3677: result: yes" >&5
+	  echo "$as_me:3754: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	  deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN"
 	  CXXFLAGSO="$deal_II_isnan_flag $CXXFLAGSO"
@@ -3691,7 +3768,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
     for testflag in -D_ISOC99_SOURCE -D__EXTENSIONS__ ; do
       CXXFLAGS="$CXXFLAGSO $testflag"
       cat >conftest.$ac_ext <<_ACEOF
-#line 3694 "configure"
+#line 3771 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3708,16 +3785,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3711: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3788: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3714: \$? = $ac_status" >&5
+  echo "$as_me:3791: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3717: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3794: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3720: \$? = $ac_status" >&5
+  echo "$as_me:3797: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
 	  	  	  deal_II_isnan_flag="-DHAVE_ISNAN $testflag"
@@ -3730,7 +3807,7 @@ fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
                         cat >conftest.$ac_ext <<_ACEOF
-#line 3733 "configure"
+#line 3810 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -3747,16 +3824,16 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3750: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3827: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3753: \$? = $ac_status" >&5
+  echo "$as_me:3830: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3756: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3833: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3759: \$? = $ac_status" >&5
+  echo "$as_me:3836: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
 	  	  	  deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN $testflag"
@@ -3770,10 +3847,10 @@ rm -f conftest.$ac_objext conftest.$ac_ext
     done
 
                 if test "x$deal_II_isnan_flag" = "x" ; then
-      echo "$as_me:3773: result: no." >&5
+      echo "$as_me:3850: result: no." >&5
 echo "${ECHO_T}no." >&6
     else
-            echo "$as_me:3776: result: using $testflag" >&5
+            echo "$as_me:3853: result: using $testflag" >&5
 echo "${ECHO_T}using $testflag" >&6
       CXXFLAGSO="$deal_II_isnan_flag $CXXFLAGSO"
     fi
@@ -3786,10 +3863,10 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS=$CXXFLAGSG
-  echo "$as_me:3789: checking for rand_r" >&5
+  echo "$as_me:3866: checking for rand_r" >&5
 echo $ECHO_N "checking for rand_r... $ECHO_C" >&6
   cat >conftest.$ac_ext <<_ACEOF
-#line 3792 "configure"
+#line 3869 "configure"
 #include "confdefs.h"
 
 #include <cstdlib>
@@ -3806,19 +3883,19 @@ int i=rand_r(&i);
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3809: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:3886: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3812: \$? = $ac_status" >&5
+  echo "$as_me:3889: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3815: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3892: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3818: \$? = $ac_status" >&5
+  echo "$as_me:3895: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-	  echo "$as_me:3821: result: found" >&5
+	  echo "$as_me:3898: result: found" >&5
 echo "${ECHO_T}found" >&6
 
 cat >>confdefs.h <<\EOF
@@ -3829,7 +3906,7 @@ else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-	  echo "$as_me:3832: result: no" >&5
+	  echo "$as_me:3909: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 fi
@@ -3837,14 +3914,14 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 
 for ac_func in gethostname
 do
-ac_ac_var=`echo "ac_cv_func_$ac_func" | $ac_tr_sh`
-echo "$as_me:3841: checking for $ac_func" >&5
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:3918: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_var+set}\" = set"; then
+if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
-#line 3847 "configure"
+#line 3924 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func (); below.  */
@@ -3875,45 +3952,45 @@ f = $ac_func;
 }
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:3878: \"$ac_link\"") >&5
+if { (eval echo "$as_me:3955: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:3881: \$? = $ac_status" >&5
+  echo "$as_me:3958: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:3884: \"$ac_try\"") >&5
+  { (eval echo "$as_me:3961: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3887: \$? = $ac_status" >&5
+  echo "$as_me:3964: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  eval "$ac_ac_var=yes"
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-eval "$ac_ac_var=no"
+eval "$as_ac_var=no"
 fi
 rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:3897: result: `eval echo '${'$ac_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_var'}'`" >&6
-if test `eval echo '${'$ac_ac_var'}'` = yes; then
+echo "$as_me:3974: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
   cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $ac_tr_cpp` 1
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
 
 fi
 done
 
-echo "$as_me:3907: result: " >&5
+echo "$as_me:3984: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:3909: result: ----------------- configuring F77 compilers -----------------" >&5
+echo "$as_me:3986: result: ----------------- configuring F77 compilers -----------------" >&5
 echo "${ECHO_T}----------------- configuring F77 compilers -----------------" >&6
 
 for ac_prog in f77 g77
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3916: checking for $ac_word" >&5
+echo "$as_me:3993: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_F77+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3930,7 +4007,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_F77="$ac_dir/$ac_word"
-   echo "$as_me:3933: found $ac_dir/$ac_word" >&5
+   echo "$as_me:4010: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -3941,65 +4018,67 @@ fi
 F77=$ac_cv_path_F77
 
 if test -n "$F77"; then
-  echo "$as_me:3944: result: $F77" >&5
+  echo "$as_me:4021: result: $F77" >&5
 echo "${ECHO_T}$F77" >&6
 else
-  echo "$as_me:3947: result: no" >&5
+  echo "$as_me:4024: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
   test -n "$F77" && break
 done
 
+if test "x$F77" != "x" ; then
+
   if test "x$F77" != "x" ; then
     F77_VERSION_STRING="`($F77 -v 2>&1)`"
     if test -n "`echo $F77_VERSION_STRING | grep \"GNU F77\"`" ; then
             G77_VERSION_STRING="`($F77 -v 2>&1) | grep \"gcc version\"`"
       case "$G77_VERSION_STRING" in
         *"egcs-1.1"*)
-            echo "$as_me:3960: result: F77 compiler is egcs-1.1" >&5
+            echo "$as_me:4039: result: F77 compiler is egcs-1.1" >&5
 echo "${ECHO_T}F77 compiler is egcs-1.1" >&6
             F77_VERSION=egcs1.1
             ;;
         *2.95*)
-            echo "$as_me:3965: result: F77 compiler is gcc-2.95" >&5
+            echo "$as_me:4044: result: F77 compiler is gcc-2.95" >&5
 echo "${ECHO_T}F77 compiler is gcc-2.95" >&6
   	  F77_VERSION=gcc2.95
   	  ;;
         *2.96*)
-  	  echo "$as_me:3970: result: F77 compiler is gcc-2.96" >&5
+  	  echo "$as_me:4049: result: F77 compiler is gcc-2.96" >&5
 echo "${ECHO_T}F77 compiler is gcc-2.96" >&6
   	  F77_VERSION=gcc2.96
   	  ;;
         *2.97*)
-  	  echo "$as_me:3975: result: F77 compiler is gcc-2.97" >&5
+  	  echo "$as_me:4054: result: F77 compiler is gcc-2.97" >&5
 echo "${ECHO_T}F77 compiler is gcc-2.97" >&6
   	  F77_VERSION=gcc2.97
   	  ;;
         *3.0*)
-  	  echo "$as_me:3980: result: F77 compiler is gcc-3.0" >&5
+  	  echo "$as_me:4059: result: F77 compiler is gcc-3.0" >&5
 echo "${ECHO_T}F77 compiler is gcc-3.0" >&6
   	  F77_VERSION=gcc3.0
   	  ;;
         *3.1*)
-  	  echo "$as_me:3985: result: F77 compiler is gcc-3.1" >&5
+  	  echo "$as_me:4064: result: F77 compiler is gcc-3.1" >&5
 echo "${ECHO_T}F77 compiler is gcc-3.1" >&6
   	  F77_VERSION=gcc3.1
   	  ;;
         *3.2*)
-  	  echo "$as_me:3990: result: F77 compiler is gcc-3.2" >&5
+  	  echo "$as_me:4069: result: F77 compiler is gcc-3.2" >&5
 echo "${ECHO_T}F77 compiler is gcc-3.2" >&6
   	  F77_VERSION=gcc3.2
   	  ;;
         *2.4* | *2.5* | *2.6* | *2.7* | *2.8*)
-  	    	    	  echo "$as_me:3995: result: F77 compiler is $G77_VERSION_STRING" >&5
+  	    	    	  echo "$as_me:4074: result: F77 compiler is $G77_VERSION_STRING" >&5
 echo "${ECHO_T}F77 compiler is $G77_VERSION_STRING" >&6
-  	  { { echo "$as_me:3997: error: F77 compiler is not supported" >&5
+  	  { { echo "$as_me:4076: error: F77 compiler is not supported" >&5
 echo "$as_me: error: F77 compiler is not supported" >&2;}
    { (exit 1); exit 1; }; }
   	  ;;
         *)
-  	  echo "$as_me:4002: result: F77 compiler is unknown but accepted gcc version" >&5
+  	  echo "$as_me:4081: result: F77 compiler is unknown but accepted gcc version" >&5
 echo "${ECHO_T}F77 compiler is unknown but accepted gcc version" >&6
   	  F77_VERSION=gcc-other
   	  ;;
@@ -4010,7 +4089,7 @@ echo "${ECHO_T}F77 compiler is unknown but accepted gcc version" >&6
             if test -n "`echo $F77_VERSION_STRING | grep \"XL Fortran for AIX\"`" ; then
 
                 F77_VERSION=AIXF77
-        echo "$as_me:4013: result: F77 compiler is AIX Fortran77" >&5
+        echo "$as_me:4092: result: F77 compiler is AIX Fortran77" >&5
 echo "${ECHO_T}F77 compiler is AIX Fortran77" >&6
 
       else
@@ -4018,7 +4097,7 @@ echo "${ECHO_T}F77 compiler is AIX Fortran77" >&6
                         F77_VERSION_STRING=`($F77 -V 2>&1)`
         if test -n "`echo $F77_VERSION_STRING | grep \"WorkShop Compilers\"`" ; then
 
-            	  echo "$as_me:4021: result: F77 compiler is Sun WorkShop f77" >&5
+            	  echo "$as_me:4100: result: F77 compiler is Sun WorkShop f77" >&5
 echo "${ECHO_T}F77 compiler is Sun WorkShop f77" >&6
   	  F77_VERSION="SunF77"
 
@@ -4026,14 +4105,14 @@ echo "${ECHO_T}F77 compiler is Sun WorkShop f77" >&6
 
                               F77_VERSION_STRING=`($F77 -version 2>&1)`
   	  if test -n "`echo $F77_VERSION_STRING | grep MIPSpro`" ; then
-  	    echo "$as_me:4029: result: F77 compiler is MIPSpro f77" >&5
+  	    echo "$as_me:4108: result: F77 compiler is MIPSpro f77" >&5
 echo "${ECHO_T}F77 compiler is MIPSpro f77" >&6
   	    F77_VERSION="MIPSproF77"
 
           else
 
                        F77_VERSION=
-  	    echo "$as_me:4036: result: F77 compiler is unkown. no flags set!" >&5
+  	    echo "$as_me:4115: result: F77 compiler is unkown. no flags set!" >&5
 echo "${ECHO_T}F77 compiler is unkown. no flags set!" >&6
           fi
         fi
@@ -4079,7 +4158,7 @@ echo "${ECHO_T}F77 compiler is unkown. no flags set!" >&6
 	;;
 
     *)
-	{ { echo "$as_me:4082: error: No compiler options for F77 compiler
+	{ { echo "$as_me:4161: error: No compiler options for F77 compiler
                      \"$F77_VERSION\" specified at present" >&5
 echo "$as_me: error: No compiler options for F77 compiler
                      \"$F77_VERSION\" specified at present" >&2;}
@@ -4087,9 +4166,11 @@ echo "$as_me: error: No compiler options for F77 compiler
         ;;
   esac
 
-echo "$as_me:4090: result: " >&5
+fi
+
+echo "$as_me:4171: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:4092: result: -------------- configuring shared/static libs ---------------" >&5
+echo "$as_me:4173: result: -------------- configuring shared/static libs ---------------" >&5
 echo "${ECHO_T}-------------- configuring shared/static libs ---------------" >&6
 
 # Check whether --enable-shared or --disable-shared was given.
@@ -4102,7 +4183,7 @@ fi;
 
 case "$target" in
    *-aix* | alpha*-linux* | alpha*-osf45* | *cygwin )
-	   { echo "$as_me:4105: WARNING: Shared libraries not supported on $target. Using static libs instead" >&5
+	   { echo "$as_me:4186: WARNING: Shared libraries not supported on $target. Using static libs instead" >&5
 echo "$as_me: WARNING: Shared libraries not supported on $target. Using static libs instead" >&2;}
 	   enableshared=no
 	   ;;
@@ -4127,11 +4208,11 @@ fi;
     for i in $disable_compat ; do
     case $i in
       mapping)
-        echo "$as_me:4130: result: Disabling backward compatibility feature: \"$i\"" >&5
+        echo "$as_me:4211: result: Disabling backward compatibility feature: \"$i\"" >&5
 echo "${ECHO_T}Disabling backward compatibility feature: \"$i\"" >&6
         ;;
       *)
-        { { echo "$as_me:4134: error: Backward compatibility feature \"$i\" unknown" >&5
+        { { echo "$as_me:4215: error: Backward compatibility feature \"$i\" unknown" >&5
 echo "$as_me: error: Backward compatibility feature \"$i\" unknown" >&2;}
    { (exit 1); exit 1; }; }
         ;;
@@ -4156,7 +4237,7 @@ EOF
   	;;
 
       *)
-  	{ { echo "$as_me:4159: error: Backward compatibility feature \"$i\" unknown" >&5
+  	{ { echo "$as_me:4240: error: Backward compatibility feature \"$i\" unknown" >&5
 echo "$as_me: error: Backward compatibility feature \"$i\" unknown" >&2;}
    { (exit 1); exit 1; }; }
   	;;
@@ -4175,7 +4256,7 @@ else
     fi
 fi;
 if test "$enablemultigrid" = yes ; then
-   echo "$as_me:4178: result: configuring multigrid" >&5
+   echo "$as_me:4259: result: configuring multigrid" >&5
 echo "${ECHO_T}configuring multigrid" >&6
 
 cat >>confdefs.h <<\EOF
@@ -4184,140 +4265,140 @@ EOF
 
 fi
 
-echo "$as_me:4187: result: " >&5
+echo "$as_me:4268: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:4189: result: ---------------- configuring additional libs ----------------" >&5
+echo "$as_me:4270: result: ---------------- configuring additional libs ----------------" >&5
 echo "${ECHO_T}---------------- configuring additional libs ----------------" >&6
 
-  ac_ac_File=`echo "ac_cv_file_$TECHOME/lib/tecio.a" | $ac_tr_sh`
-echo "$as_me:4193: checking for $TECHOME/lib/tecio.a" >&5
+  as_ac_File=`echo "ac_cv_file_$TECHOME/lib/tecio.a" | $as_tr_sh`
+echo "$as_me:4274: checking for $TECHOME/lib/tecio.a" >&5
 echo $ECHO_N "checking for $TECHOME/lib/tecio.a... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4199: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4280: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TECHOME/lib/tecio.a"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4208: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4289: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_LIBRARY_PATH=$TECHOME/lib/tecio.a
 fi
 
-  ac_ac_File=`echo "ac_cv_file_$TEC80HOME/lib/tecio.a" | $ac_tr_sh`
-echo "$as_me:4215: checking for $TEC80HOME/lib/tecio.a" >&5
+  as_ac_File=`echo "ac_cv_file_$TEC80HOME/lib/tecio.a" | $as_tr_sh`
+echo "$as_me:4296: checking for $TEC80HOME/lib/tecio.a" >&5
 echo $ECHO_N "checking for $TEC80HOME/lib/tecio.a... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4221: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4302: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TEC80HOME/lib/tecio.a"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4230: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4311: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_LIBRARY_PATH=$TEC80HOME/lib/tecio.a
 fi
 
-  ac_ac_File=`echo "ac_cv_file_$TEC90HOME/lib/tecio.a" | $ac_tr_sh`
-echo "$as_me:4237: checking for $TEC90HOME/lib/tecio.a" >&5
+  as_ac_File=`echo "ac_cv_file_$TEC90HOME/lib/tecio.a" | $as_tr_sh`
+echo "$as_me:4318: checking for $TEC90HOME/lib/tecio.a" >&5
 echo $ECHO_N "checking for $TEC90HOME/lib/tecio.a... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4243: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4324: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TEC90HOME/lib/tecio.a"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4252: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4333: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_LIBRARY_PATH=$TEC90HOME/lib/tecio.a
 fi
 
-  ac_ac_File=`echo "ac_cv_file_$TECHOME/include/TECIO.h" | $ac_tr_sh`
-echo "$as_me:4259: checking for $TECHOME/include/TECIO.h" >&5
+  as_ac_File=`echo "ac_cv_file_$TECHOME/include/TECIO.h" | $as_tr_sh`
+echo "$as_me:4340: checking for $TECHOME/include/TECIO.h" >&5
 echo $ECHO_N "checking for $TECHOME/include/TECIO.h... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4265: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4346: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TECHOME/include/TECIO.h"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4274: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4355: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_INCLUDE_PATH=$TECHOME/include
 fi
 
-  ac_ac_File=`echo "ac_cv_file_$TEC80HOME/include/TECIO.h" | $ac_tr_sh`
-echo "$as_me:4281: checking for $TEC80HOME/include/TECIO.h" >&5
+  as_ac_File=`echo "ac_cv_file_$TEC80HOME/include/TECIO.h" | $as_tr_sh`
+echo "$as_me:4362: checking for $TEC80HOME/include/TECIO.h" >&5
 echo $ECHO_N "checking for $TEC80HOME/include/TECIO.h... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4287: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4368: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TEC80HOME/include/TECIO.h"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4296: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4377: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_INCLUDE_PATH=$TEC80HOME/include
 fi
 
-  ac_ac_File=`echo "ac_cv_file_$TEC90HOME/include/TECIO.h" | $ac_tr_sh`
-echo "$as_me:4303: checking for $TEC90HOME/include/TECIO.h" >&5
+  as_ac_File=`echo "ac_cv_file_$TEC90HOME/include/TECIO.h" | $as_tr_sh`
+echo "$as_me:4384: checking for $TEC90HOME/include/TECIO.h" >&5
 echo $ECHO_N "checking for $TEC90HOME/include/TECIO.h... $ECHO_C" >&6
-if eval "test \"\${$ac_ac_File+set}\" = set"; then
+if eval "test \"\${$as_ac_File+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:4309: error: cannot check for file existence when cross compiling" >&5
+  { { echo "$as_me:4390: error: cannot check for file existence when cross compiling" >&5
 echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "$TEC90HOME/include/TECIO.h"; then
-  eval "$ac_ac_File=yes"
+  eval "$as_ac_File=yes"
 else
-  eval "$ac_ac_File=no"
+  eval "$as_ac_File=no"
 fi
 fi
-echo "$as_me:4318: result: `eval echo '${'$ac_ac_File'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$ac_ac_File'}'`" >&6
-if test `eval echo '${'$ac_ac_File'}'` = yes; then
+echo "$as_me:4399: result: `eval echo '${'$as_ac_File'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_File'}'`" >&6
+if test `eval echo '${'$as_ac_File'}'` = yes; then
   TECPLOT_INCLUDE_PATH=$TEC90HOME/include
 fi
 
@@ -4330,7 +4411,7 @@ EOF
 
   fi
 
-  echo "$as_me:4333: checking for HSL subroutines" >&5
+  echo "$as_me:4414: checking for HSL subroutines" >&5
 echo $ECHO_N "checking for HSL subroutines... $ECHO_C" >&6
   hsl_subroutines=""
   if test -r contrib/hsl/source/ma27.f ; then
@@ -4353,18 +4434,18 @@ EOF
   fi
 
   if test "x$hsl_subroutines" != "x" ; then
-    echo "$as_me:4356: result: $hsl_subroutines" >&5
+    echo "$as_me:4437: result: $hsl_subroutines" >&5
 echo "${ECHO_T}$hsl_subroutines" >&6
     USE_CONTRIB_HSL=yes
   else
-    echo "$as_me:4360: result: none found" >&5
+    echo "$as_me:4441: result: none found" >&5
 echo "${ECHO_T}none found" >&6
     USE_CONTRIB_HSL=no
   fi
 
-echo "$as_me:4365: result: " >&5
+echo "$as_me:4446: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:4367: result: ------------------ checking compiler flags ------------------" >&5
+echo "$as_me:4448: result: ------------------ checking compiler flags ------------------" >&5
 echo "${ECHO_T}------------------ checking compiler flags ------------------" >&6
 
   ac_ext=cc
@@ -4374,10 +4455,10 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   CXXFLAGS="$CXXFLAGSG"
-  echo "$as_me:4377: checking for consistency of CXXFLAGSG flags" >&5
+  echo "$as_me:4458: checking for consistency of CXXFLAGSG flags" >&5
 echo $ECHO_N "checking for consistency of CXXFLAGSG flags... $ECHO_C" >&6
   cat >conftest.$ac_ext <<_ACEOF
-#line 4380 "configure"
+#line 4461 "configure"
 #include "confdefs.h"
 
 int
@@ -4389,26 +4470,26 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4392: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:4473: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4395: \$? = $ac_status" >&5
+  echo "$as_me:4476: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4398: \"$ac_try\"") >&5
+  { (eval echo "$as_me:4479: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4401: \$? = $ac_status" >&5
+  echo "$as_me:4482: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:4404: result: yes" >&5
+      echo "$as_me:4485: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      { { echo "$as_me:4411: error: invalid combination of flags!" >&5
+      { { echo "$as_me:4492: error: invalid combination of flags!" >&5
 echo "$as_me: error: invalid combination of flags!" >&2;}
    { (exit 1); exit 1; }; }
       exit 1;
@@ -4417,10 +4498,10 @@ fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
   CXXFLAGS="$CXXFLAGSO"
-  echo "$as_me:4420: checking for consistency of CXXFLAGSO flags" >&5
+  echo "$as_me:4501: checking for consistency of CXXFLAGSO flags" >&5
 echo $ECHO_N "checking for consistency of CXXFLAGSO flags... $ECHO_C" >&6
   cat >conftest.$ac_ext <<_ACEOF
-#line 4423 "configure"
+#line 4504 "configure"
 #include "confdefs.h"
 
 int
@@ -4432,26 +4513,26 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4435: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:4516: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4438: \$? = $ac_status" >&5
+  echo "$as_me:4519: \$? = $ac_status" >&5
   (exit $ac_status); } &&
          { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4441: \"$ac_try\"") >&5
+  { (eval echo "$as_me:4522: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4444: \$? = $ac_status" >&5
+  echo "$as_me:4525: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
 
-      echo "$as_me:4447: result: yes" >&5
+      echo "$as_me:4528: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
 
-      { { echo "$as_me:4454: error: invalid combination of flags!" >&5
+      { { echo "$as_me:4535: error: invalid combination of flags!" >&5
 echo "$as_me: error: invalid combination of flags!" >&2;}
    { (exit 1); exit 1; }; }
       exit 1;
@@ -4459,9 +4540,9 @@ echo "$as_me: error: invalid combination of flags!" >&2;}
 fi
 rm -f conftest.$ac_objext conftest.$ac_ext
 
-echo "$as_me:4462: result: " >&5
+echo "$as_me:4543: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:4464: result: ---------------- configuring other programs -----------------" >&5
+echo "$as_me:4545: result: ---------------- configuring other programs -----------------" >&5
 echo "${ECHO_T}---------------- configuring other programs -----------------" >&6
 
 # Check whether --with-kdoc or --without-kdoc was given.
@@ -4471,17 +4552,17 @@ if test "${with_kdoc+set}" = set; then
 else
   kdocdir=${DEAL2_DIR}/contrib/kdoc/bin
 fi;
-  echo "$as_me:4474: checking for kdoc" >&5
+  echo "$as_me:4555: checking for kdoc" >&5
 echo $ECHO_N "checking for kdoc... $ECHO_C" >&6
 
     if test "$kdocdir" != ${DEAL2_DIR}/contrib/kdoc/bin ; then
     if test -r $kdocdir/kdoc ; then
-      echo "$as_me:4479: result: found" >&5
+      echo "$as_me:4560: result: found" >&5
 echo "${ECHO_T}found" >&6
     else
-      echo "$as_me:4482: result: not found" >&5
+      echo "$as_me:4563: result: not found" >&5
 echo "${ECHO_T}not found" >&6
-      { { echo "$as_me:4484: error: Invalid kdoc path $kdocdir/kdoc" >&5
+      { { echo "$as_me:4565: error: Invalid kdoc path $kdocdir/kdoc" >&5
 echo "$as_me: error: Invalid kdoc path $kdocdir/kdoc" >&2;}
    { (exit 1); exit 1; }; }
     fi
@@ -4493,7 +4574,7 @@ echo "$as_me: error: Invalid kdoc path $kdocdir/kdoc" >&2;}
     fi
   else
     kdocversion=`cat ${DEAL2_DIR}/contrib/kdoc/src/Version`
-    echo "$as_me:4496: result: using default version $kdocversion" >&5
+    echo "$as_me:4577: result: using default version $kdocversion" >&5
 echo "${ECHO_T}using default version $kdocversion" >&6
   fi
 
@@ -4507,7 +4588,7 @@ fi;
   if test "$docxx" = to-be-determined ; then
     # Extract the first word of ""doc++"", so it can be a program name with args.
 set dummy "doc++"; ac_word=$2
-echo "$as_me:4510: checking for $ac_word" >&5
+echo "$as_me:4591: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_docxx+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4524,7 +4605,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_docxx="$ac_dir/$ac_word"
-   echo "$as_me:4527: found $ac_dir/$ac_word" >&5
+   echo "$as_me:4608: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -4535,21 +4616,21 @@ fi
 docxx=$ac_cv_path_docxx
 
 if test -n "$docxx"; then
-  echo "$as_me:4538: result: $docxx" >&5
+  echo "$as_me:4619: result: $docxx" >&5
 echo "${ECHO_T}$docxx" >&6
 else
-  echo "$as_me:4541: result: no" >&5
+  echo "$as_me:4622: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
   else
-    echo "$as_me:4546: checking for doc++" >&5
+    echo "$as_me:4627: checking for doc++" >&5
 echo $ECHO_N "checking for doc++... $ECHO_C" >&6
     if test -x "$docxx" ; then
-      echo "$as_me:4549: result: yes" >&5
+      echo "$as_me:4630: result: yes" >&5
 echo "${ECHO_T}yes" >&6
     else
-      echo "$as_me:4552: result: no" >&5
+      echo "$as_me:4633: result: no" >&5
 echo "${ECHO_T}no" >&6
       docxx=
     fi
@@ -4557,7 +4638,7 @@ echo "${ECHO_T}no" >&6
 
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
-echo "$as_me:4560: checking for $ac_word" >&5
+echo "$as_me:4641: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_PERL+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4574,7 +4655,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_PERL="$ac_dir/$ac_word"
-   echo "$as_me:4577: found $ac_dir/$ac_word" >&5
+   echo "$as_me:4658: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -4585,18 +4666,18 @@ fi
 PERL=$ac_cv_path_PERL
 
 if test -n "$PERL"; then
-  echo "$as_me:4588: result: $PERL" >&5
+  echo "$as_me:4669: result: $PERL" >&5
 echo "${ECHO_T}$PERL" >&6
 else
-  echo "$as_me:4591: result: no" >&5
+  echo "$as_me:4672: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
 subdirs="$subdirs contrib tests"
 
-echo "$as_me:4597: result: " >&5
+echo "$as_me:4678: result: " >&5
 echo "${ECHO_T}" >&6
-echo "$as_me:4599: result: --------------------- generating output ---------------------" >&5
+echo "$as_me:4680: result: --------------------- generating output ---------------------" >&5
 echo "${ECHO_T}--------------------- generating output ---------------------" >&6
 
 ac_config_files="$ac_config_files common/Make.global_options common/Makefile.template doc/Makefile doc/auto/Makefile doc/auto/kdoc/Makefile"
@@ -4625,7 +4706,7 @@ DEFS=-DHAVE_CONFIG_H
 : ${CONFIG_STATUS=./config.status}
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ echo "$as_me:4628: creating $CONFIG_STATUS" >&5
+{ echo "$as_me:4709: creating $CONFIG_STATUS" >&5
 echo "$as_me: creating $CONFIG_STATUS" >&6;}
 cat >$CONFIG_STATUS <<_ACEOF
 #! $SHELL
@@ -4754,7 +4835,7 @@ EOF
 cat >>$CONFIG_STATUS <<EOF
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.50,
+configured by $0, generated by GNU Autoconf 2.52,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
 Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
@@ -4797,7 +4878,7 @@ cat >>$CONFIG_STATUS <<\EOF
     echo "$ac_cs_version"; exit 0 ;;
   --he | --h)
     # Conflict between --help and --header
-    { { echo "$as_me:4800: error: ambiguous option: $1
+    { { echo "$as_me:4881: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&2;}
@@ -4815,23 +4896,15 @@ Try \`$0 --help' for more information." >&2;}
     CONFIG_HEADERS="$CONFIG_HEADERS $1"
     ac_need_defaults=false;;
 
-  # Handling of arguments.
-  'common/Make.global_options' ) CONFIG_FILES="$CONFIG_FILES common/Make.global_options" ;;
-  'common/Makefile.template' ) CONFIG_FILES="$CONFIG_FILES common/Makefile.template" ;;
-  'doc/Makefile' ) CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;;
-  'doc/auto/Makefile' ) CONFIG_FILES="$CONFIG_FILES doc/auto/Makefile" ;;
-  'doc/auto/kdoc/Makefile' ) CONFIG_FILES="$CONFIG_FILES doc/auto/kdoc/Makefile" ;;
-  'base/include/base/config.h' ) CONFIG_HEADERS="$CONFIG_HEADERS base/include/base/config.h" ;;
-
   # This is an error.
-  -*) { { echo "$as_me:4827: error: unrecognized option: $1
+  -*) { { echo "$as_me:4900: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&2;}
    { (exit 1); exit 1; }; } ;;
-  *) { { echo "$as_me:4832: error: invalid argument: $1" >&5
-echo "$as_me: error: invalid argument: $1" >&2;}
-   { (exit 1); exit 1; }; };;
+
+  *) ac_config_targets="$ac_config_targets $1" ;;
+
   esac
   shift
 done
@@ -4843,7 +4916,11 @@ cat >&5 << _ACEOF
 ## Running config.status.  ##
 ## ----------------------- ##
 
-This file was extended by $as_me 2.50, executed with
+This file was extended by $as_me 2.52, executed with
+  CONFIG_FILES    = $CONFIG_FILES
+  CONFIG_HEADERS  = $CONFIG_HEADERS
+  CONFIG_LINKS    = $CONFIG_LINKS
+  CONFIG_COMMANDS = $CONFIG_COMMANDS
   > $ac_cs_invocation
 on `(hostname || uname -n) 2>/dev/null | sed 1q`
 
@@ -4851,6 +4928,22 @@ _ACEOF
 EOF
 
 cat >>$CONFIG_STATUS <<\EOF
+for ac_config_target in $ac_config_targets
+do
+  case "$ac_config_target" in
+  # Handling of arguments.
+  "common/Make.global_options" ) CONFIG_FILES="$CONFIG_FILES common/Make.global_options" ;;
+  "common/Makefile.template" ) CONFIG_FILES="$CONFIG_FILES common/Makefile.template" ;;
+  "doc/Makefile" ) CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;;
+  "doc/auto/Makefile" ) CONFIG_FILES="$CONFIG_FILES doc/auto/Makefile" ;;
+  "doc/auto/kdoc/Makefile" ) CONFIG_FILES="$CONFIG_FILES doc/auto/kdoc/Makefile" ;;
+  "base/include/base/config.h" ) CONFIG_HEADERS="$CONFIG_HEADERS base/include/base/config.h" ;;
+  *) { { echo "$as_me:4941: error: invalid argument: $ac_config_target" >&5
+echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
+   { (exit 1); exit 1; }; };;
+  esac
+done
+
 # If the user did not use the arguments to specify the items to instantiate,
 # then the envvar interface is used.  Set only those that are not.
 # We use the long form for the default assignment because of an extremely
@@ -4864,7 +4957,7 @@ fi
 $debug ||
 {
   trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
-  trap '{ (exit $?); exit $?; }' 1 2 13 15
+  trap '{ (exit 1); exit 1; }' 1 2 13 15
 }
 
 # Create a (secure) tmp directory for tmp files.
@@ -4917,6 +5010,9 @@ s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
 s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
 s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
 s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
+s,@build_alias@,$build_alias,;t t
+s,@host_alias@,$host_alias,;t t
+s,@target_alias@,$target_alias,;t t
 s,@ECHO_C@,$ECHO_C,;t t
 s,@ECHO_N@,$ECHO_N,;t t
 s,@ECHO_T@,$ECHO_T,;t t
@@ -5081,7 +5177,7 @@ done; }
   esac
 
   if test x"$ac_file" != x-; then
-    { echo "$as_me:5084: creating $ac_file" >&5
+    { echo "$as_me:5180: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
     rm -f "$ac_file"
   fi
@@ -5099,7 +5195,7 @@ echo "$as_me: creating $ac_file" >&6;}
       -) echo $tmp/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:5102: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:5198: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          echo $f;;
@@ -5112,7 +5208,7 @@ echo "$as_me: error: cannot find input file: $f" >&2;}
            echo $srcdir/$f
          else
            # /dev/null tree
-           { { echo "$as_me:5115: error: cannot find input file: $f" >&5
+           { { echo "$as_me:5211: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          fi;;
@@ -5172,7 +5268,7 @@ for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue
   * )   ac_file_in=$ac_file.in ;;
   esac
 
-  test x"$ac_file" != x- && { echo "$as_me:5175: creating $ac_file" >&5
+  test x"$ac_file" != x- && { echo "$as_me:5271: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
 
   # First look for the input files in the build tree, otherwise in the
@@ -5183,7 +5279,7 @@ echo "$as_me: creating $ac_file" >&6;}
       -) echo $tmp/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:5186: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:5282: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          echo $f;;
@@ -5196,7 +5292,7 @@ echo "$as_me: error: cannot find input file: $f" >&2;}
            echo $srcdir/$f
          else
            # /dev/null tree
-           { { echo "$as_me:5199: error: cannot find input file: $f" >&5
+           { { echo "$as_me:5295: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          fi;;
@@ -5313,7 +5409,7 @@ cat >>$CONFIG_STATUS <<\EOF
   rm -f $tmp/in
   if test x"$ac_file" != x-; then
     if cmp -s $ac_file $tmp/config.h 2>/dev/null; then
-      { echo "$as_me:5316: $ac_file is unchanged" >&5
+      { echo "$as_me:5412: $ac_file is unchanged" >&5
 echo "$as_me: $ac_file is unchanged" >&6;}
     else
       ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
@@ -5417,7 +5513,7 @@ if test "$no_recursion" != yes; then
     # parts of a large source tree are present.
     test -d $srcdir/$ac_subdir || continue
 
-    { echo "$as_me:5420: configuring in $ac_subdir" >&5
+    { echo "$as_me:5516: configuring in $ac_subdir" >&5
 echo "$as_me: configuring in $ac_subdir" >&6;}
     case $srcdir in
     .) ;;
@@ -5439,7 +5535,7 @@ done; }
 
        if test -d ./$ac_subdir; then :;
        else
-         { { echo "$as_me:5442: error: cannot create \`pwd\`/$ac_subdir" >&5
+         { { echo "$as_me:5538: error: cannot create \`pwd\`/$ac_subdir" >&5
 echo "$as_me: error: cannot create \`pwd\`/$ac_subdir" >&2;}
    { (exit 1); exit 1; }; }
        fi
@@ -5470,7 +5566,7 @@ echo "$as_me: error: cannot create \`pwd\`/$ac_subdir" >&2;}
     elif test -f $ac_sub_srcdir/configure.in; then
       ac_sub_configure=$ac_configure
     else
-      { echo "$as_me:5473: WARNING: no configuration information is in $ac_subdir" >&5
+      { echo "$as_me:5569: WARNING: no configuration information is in $ac_subdir" >&5
 echo "$as_me: WARNING: no configuration information is in $ac_subdir" >&2;}
       ac_sub_configure=
     fi
@@ -5484,12 +5580,12 @@ echo "$as_me: WARNING: no configuration information is in $ac_subdir" >&2;}
         ac_sub_cache_file=$ac_dots$cache_file ;;
       esac
 
-      { echo "$as_me:5487: running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir" >&5
+      { echo "$as_me:5583: running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir" >&5
 echo "$as_me: running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir" >&6;}
       # The eval makes quoting arguments work.
       eval $ac_sub_configure $ac_sub_configure_args \
            --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir ||
-        { { echo "$as_me:5492: error: $ac_sub_configure failed for $ac_subdir" >&5
+        { { echo "$as_me:5588: error: $ac_sub_configure failed for $ac_subdir" >&5
 echo "$as_me: error: $ac_sub_configure failed for $ac_subdir" >&2;}
    { (exit 1); exit 1; }; }
     fi
diff --git a/deal.II/configure.in b/deal.II/configure.in
index 146d25c00e..720871c26d 100644
--- a/deal.II/configure.in
+++ b/deal.II/configure.in
@@ -186,11 +186,12 @@ dnl it may be that we don't need one (but we check below, when we must
 dnl have it).
 AC_PATH_PROGS(F77, [f77 g77])
 
-dnl Next determine which C++ compiler we have here and set compilation
-dnl flags accordingly. Note that for historical reasons the name and
-dnl version of the compiler is written to the variable GXX_VERSION.
-DEAL_II_DETERMINE_F77_BRAND
-DEAL_II_SET_F77_FLAGS
+dnl Next determine which f77 compiler we have here and set compilation
+dnl flags accordingly. Only do that if we have an F77 compiler at all.
+if test "x$F77" != "x" ; then
+  DEAL_II_DETERMINE_F77_BRAND
+  DEAL_II_SET_F77_FLAGS
+fi
 
 AC_SUBST(F77_VERSION)
 AC_SUBST(F77FLAGSO)