libgomp/

	* acinclude.m4 (LIBGOMP_CHECK_SYNC_BUILTINS)
	(LIBGOMP_CHECK_ATTRIBUTE_VISIBILITY)
	(LIBGOMP_CHECK_ATTRIBUTE_DLLEXPORT)
	(LIBGOMP_CHECK_ATTRIBUTE_ALIAS): Fix cache variable names.
	* configure: Regenerate.
	* Makefile.in, testsuite/Makefile.in: Likewise.

libstdc++-v3/
	* acinclude.m4 (GLIBCXX_CHECK_SETRLIMIT, GLIBCXX_ENABLE_C99)
	(GLIBCXX_CHECK_C99_TR1, GLIBCXX_CHECK_RANDOM_TR1)
	(GLIBCXX_ENABLE_VISIBILITY): Fix cache variable names.
	(GLIBCXX_CHECK_SYSTEM_ERROR): Likewise.  Factorize.
	* configure: Regenerate.

libgfortran/
	* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY)
	(LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT)
	(LIBGFOR_CHECK_ATTRIBUTE_ALIAS, LIBGFOR_CHECK_SYNC_FETCH_AND_ADD)
	(LIBGFOR_GTHREAD_WEAK, LIBGFOR_CHECK_UNLINK_OPEN_FILE)
	(LIBGFOR_CHECK_CRLF, LIBGFOR_CHECK_FOR_BROKEN_ISFINITE)
	(LIBGFOR_CHECK_FOR_BROKEN_ISNAN)
	(LIBGFOR_CHECK_FOR_BROKEN_FPCLASSIFY, LIBGFOR_CHECK_WORKING_STAT)
	(LIBGFOR_CHECK_FPSETMASK, LIBGFOR_CHECK_MINGW_SNPRINTF):
	Fix cache variable names.
	* configure, Makefile.in: Regenerate.

From-SVN: r134531

4 files changed, 157 insertions, 143 deletions

diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 8ef3e0fc55e..434f9dff5bc 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,16 @@
+2008-04-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY)
+	(LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT)
+	(LIBGFOR_CHECK_ATTRIBUTE_ALIAS, LIBGFOR_CHECK_SYNC_FETCH_AND_ADD)
+	(LIBGFOR_GTHREAD_WEAK, LIBGFOR_CHECK_UNLINK_OPEN_FILE)
+	(LIBGFOR_CHECK_CRLF, LIBGFOR_CHECK_FOR_BROKEN_ISFINITE)
+	(LIBGFOR_CHECK_FOR_BROKEN_ISNAN)
+	(LIBGFOR_CHECK_FOR_BROKEN_FPCLASSIFY, LIBGFOR_CHECK_WORKING_STAT)
+	(LIBGFOR_CHECK_FPSETMASK, LIBGFOR_CHECK_MINGW_SNPRINTF):
+	Fix cache variable names.
+	* configure, Makefile.in: Regenerate.
+
 2008-04-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR fortran/35991
diff --git a/libgfortran/Makefile.in b/libgfortran/Makefile.in
index 71eb44e23df..42192604bc2 100644
--- a/libgfortran/Makefile.in
+++ b/libgfortran/Makefile.in
@@ -51,6 +51,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/../config/depstand.m4 \
 	$(top_srcdir)/../config/lead-dot.m4 \
 	$(top_srcdir)/../config/multi.m4 \
+	$(top_srcdir)/../config/override.m4 \
 	$(top_srcdir)/../config/proginstall.m4 \
 	$(top_srcdir)/../config/stdint.m4 \
 	$(top_srcdir)/../ltoptions.m4 $(top_srcdir)/../ltsugar.m4 \
diff --git a/libgfortran/acinclude.m4 b/libgfortran/acinclude.m4
index 44380615526..d1994b49d90 100644
--- a/libgfortran/acinclude.m4
+++ b/libgfortran/acinclude.m4
@@ -30,14 +30,14 @@ AC_DEFUN([AC_PROG_LD])
 dnl Check whether the target supports hidden visibility.
 AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY], [
   AC_CACHE_CHECK([whether the target supports hidden visibility],
-		 have_attribute_visibility, [
+		 libgfor_cv_have_attribute_visibility, [
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -Werror"
   AC_TRY_COMPILE([void __attribute__((visibility("hidden"))) foo(void) { }],
-		 [], have_attribute_visibility=yes,
-		 have_attribute_visibility=no)
+		 [], libgfor_cv_have_attribute_visibility=yes,
+		 libgfor_cv_have_attribute_visibility=no)
   CFLAGS="$save_CFLAGS"])
-  if test $have_attribute_visibility = yes; then
+  if test $libgfor_cv_have_attribute_visibility = yes; then
     AC_DEFINE(HAVE_ATTRIBUTE_VISIBILITY, 1,
       [Define to 1 if the target supports __attribute__((visibility(...))).])
   fi])
@@ -45,14 +45,14 @@ AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY], [
 dnl Check whether the target supports dllexport
 AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT], [
   AC_CACHE_CHECK([whether the target supports dllexport],
-		 have_attribute_dllexport, [
+		 libgfor_cv_have_attribute_dllexport, [
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -Werror"
   AC_TRY_COMPILE([void __attribute__((dllexport)) foo(void) { }],
-		 [], have_attribute_dllexport=yes,
-		 have_attribute_dllexport=no)
+		 [], libgfor_cv_have_attribute_dllexport=yes,
+		 libgfor_cv_have_attribute_dllexport=no)
   CFLAGS="$save_CFLAGS"])
-  if test $have_attribute_dllexport = yes; then
+  if test $libgfor_cv_have_attribute_dllexport = yes; then
     AC_DEFINE(HAVE_ATTRIBUTE_DLLEXPORT, 1,
       [Define to 1 if the target supports __attribute__((dllexport)).])
   fi])
@@ -60,12 +60,12 @@ AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT], [
 dnl Check whether the target supports symbol aliases.
 AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_ALIAS], [
   AC_CACHE_CHECK([whether the target supports symbol aliases],
-		 have_attribute_alias, [
+		 libgfor_cv_have_attribute_alias, [
   AC_TRY_LINK([
 void foo(void) { }
 extern void bar(void) __attribute__((alias("foo")));],
-    [bar();], have_attribute_alias=yes, have_attribute_alias=no)])
-  if test $have_attribute_alias = yes; then
+    [bar();], libgfor_cv_have_attribute_alias=yes, libgfor_cv_have_attribute_alias=no)])
+  if test $libgfor_cv_have_attribute_alias = yes; then
     AC_DEFINE(HAVE_ATTRIBUTE_ALIAS, 1,
       [Define to 1 if the target supports __attribute__((alias(...))).])
   fi])
@@ -73,12 +73,12 @@ extern void bar(void) __attribute__((alias("foo")));],
 dnl Check whether the target supports __sync_fetch_and_add.
 AC_DEFUN([LIBGFOR_CHECK_SYNC_FETCH_AND_ADD], [
   AC_CACHE_CHECK([whether the target supports __sync_fetch_and_add],
-		 have_sync_fetch_and_add, [
+		 libgfor_cv_have_sync_fetch_and_add, [
   AC_TRY_LINK([int foovar = 0;], [
 if (foovar <= 0) return __sync_fetch_and_add (&foovar, 1);
 if (foovar > 10) return __sync_add_and_fetch (&foovar, -1);],
-	      have_sync_fetch_and_add=yes, have_sync_fetch_and_add=no)])
-  if test $have_sync_fetch_and_add = yes; then
+	      libgfor_cv_have_sync_fetch_and_add=yes, libgfor_cv_have_sync_fetch_and_add=no)])
+  if test $libgfor_cv_have_sync_fetch_and_add = yes; then
     AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
 	      [Define to 1 if the target supports __sync_fetch_and_add])
   fi])
@@ -97,13 +97,13 @@ target_thread_file=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`])
 dnl Check for pragma weak.
 AC_DEFUN([LIBGFOR_GTHREAD_WEAK], [
   AC_CACHE_CHECK([whether pragma weak works],
-		 have_pragma_weak, [
+		 libgfor_cv_have_pragma_weak, [
   gfor_save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -Wunknown-pragmas"
   AC_TRY_COMPILE([void foo (void);
 #pragma weak foo], [if (foo) foo ();],
-		 have_pragma_weak=yes, have_pragma_weak=no)])
-  if test $have_pragma_weak = yes; then
+		 libgfor_cv_have_pragma_weak=yes, libgfor_cv_have_pragma_weak=no)])
+  if test $libgfor_cv_have_pragma_weak = yes; then
     AC_DEFINE(SUPPORTS_WEAK, 1,
 	      [Define to 1 if the target supports #pragma weak])
   fi
@@ -117,7 +117,7 @@ AC_DEFUN([LIBGFOR_GTHREAD_WEAK], [
 dnl Check whether target can unlink a file still open.
 AC_DEFUN([LIBGFOR_CHECK_UNLINK_OPEN_FILE], [
   AC_CACHE_CHECK([whether the target can unlink an open file],
-                  have_unlink_open_file, [
+                  libgfor_cv_have_unlink_open_file, [
   AC_TRY_RUN([
 #include <errno.h>
 #include <fcntl.h>
@@ -140,19 +140,19 @@ int main ()
     return 0;
   else
     return 1;
-}], have_unlink_open_file=yes, have_unlink_open_file=no, [
+}], libgfor_cv_have_unlink_open_file=yes, libgfor_cv_have_unlink_open_file=no, [
 case "${target}" in
-  *mingw*) have_unlink_open_file=no ;;
-  *) have_unlink_open_file=yes;;
+  *mingw*) libgfor_cv_have_unlink_open_file=no ;;
+  *) libgfor_cv_have_unlink_open_file=yes;;
 esac])])
-if test x"$have_unlink_open_file" = xyes; then
+if test x"$libgfor_cv_have_unlink_open_file" = xyes; then
   AC_DEFINE(HAVE_UNLINK_OPEN_FILE, 1, [Define if target can unlink open files.])
 fi])
 
 dnl Check whether CRLF is the line terminator
 AC_DEFUN([LIBGFOR_CHECK_CRLF], [
   AC_CACHE_CHECK([whether the target has CRLF as line terminator],
-                  have_crlf, [
+                  libgfor_cv_have_crlf, [
   AC_TRY_RUN([
 /* This test program should exit with status 0 if system uses a CRLF as
    line terminator, and status 1 otherwise.  
@@ -187,12 +187,12 @@ int main ()
   else
     exit(1);
 #endif
-}], have_crlf=yes, have_crlf=no, [
+}], libgfor_cv_have_crlf=yes, libgfor_cv_have_crlf=no, [
 case "${target}" in
-  *mingw*) have_crlf=yes ;;
-  *) have_crlf=no;;
+  *mingw*) libgfor_cv_have_crlf=yes ;;
+  *) libgfor_cv_have_crlf=no;;
 esac])])
-if test x"$have_crlf" = xyes; then
+if test x"$libgfor_cv_have_crlf" = xyes; then
   AC_DEFINE(HAVE_CRLF, 1, [Define if CRLF is line terminator.])
 fi])
 
@@ -200,7 +200,7 @@ dnl Check whether isfinite is broken.
 dnl The most common problem is that it does not work on long doubles.
 AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_ISFINITE], [
   AC_CACHE_CHECK([whether isfinite is broken],
-                  have_broken_isfinite, [
+                  libgfor_cv_have_broken_isfinite, [
   libgfor_check_for_broken_isfinite_save_LIBS=$LIBS
   LIBS="$LIBS -lm"
   AC_TRY_RUN([
@@ -217,13 +217,13 @@ int main ()
 #endif
 #endif
 return 0;
-}], have_broken_isfinite=no, have_broken_isfinite=yes, [
+}], libgfor_cv_have_broken_isfinite=no, libgfor_cv_have_broken_isfinite=yes, [
 case "${target}" in
-  hppa*-*-hpux*) have_broken_isfinite=yes ;;
-  *) have_broken_isfinite=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_isfinite=yes ;;
+  *) libgfor_cv_have_broken_isfinite=no ;;
 esac])]
   LIBS=$libgfor_check_for_broken_isfinite_save_LIBS)
-if test x"$have_broken_isfinite" = xyes; then
+if test x"$libgfor_cv_have_broken_isfinite" = xyes; then
   AC_DEFINE(HAVE_BROKEN_ISFINITE, 1, [Define if isfinite is broken.])
 fi])
 
@@ -231,7 +231,7 @@ dnl Check whether isnan is broken.
 dnl The most common problem is that it does not work on long doubles.
 AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_ISNAN], [
   AC_CACHE_CHECK([whether isnan is broken],
-                  have_broken_isnan, [
+                  libgfor_cv_have_broken_isnan, [
   libgfor_check_for_broken_isnan_save_LIBS=$LIBS
   LIBS="$LIBS -lm"
   AC_TRY_RUN([
@@ -266,13 +266,13 @@ int main ()
 #endif
 #endif
 return 0;
-}], have_broken_isnan=no, have_broken_isnan=yes, [
+}], libgfor_cv_have_broken_isnan=no, libgfor_cv_have_broken_isnan=yes, [
 case "${target}" in
-  hppa*-*-hpux*) have_broken_isnan=yes ;;
-  *) have_broken_isnan=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_isnan=yes ;;
+  *) libgfor_cv_have_broken_isnan=no ;;
 esac])]
   LIBS=$libgfor_check_for_broken_isnan_save_LIBS)
-if test x"$have_broken_isnan" = xyes; then
+if test x"$libgfor_cv_have_broken_isnan" = xyes; then
   AC_DEFINE(HAVE_BROKEN_ISNAN, 1, [Define if isnan is broken.])
 fi])
 
@@ -280,7 +280,7 @@ dnl Check whether fpclassify is broken.
 dnl The most common problem is that it does not work on long doubles.
 AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_FPCLASSIFY], [
   AC_CACHE_CHECK([whether fpclassify is broken],
-                  have_broken_fpclassify, [
+                  libgfor_cv_have_broken_fpclassify, [
   libgfor_check_for_broken_fpclassify_save_LIBS=$LIBS
   LIBS="$LIBS -lm"
   AC_TRY_RUN([
@@ -299,13 +299,13 @@ int main ()
 #endif
 #endif
 return 0;
-}], have_broken_fpclassify=no, have_broken_fpclassify=yes, [
+}], libgfor_cv_have_broken_fpclassify=no, libgfor_cv_have_broken_fpclassify=yes, [
 case "${target}" in
-  hppa*-*-hpux*) have_broken_fpclassify=yes ;;
-  *) have_broken_fpclassify=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_fpclassify=yes ;;
+  *) libgfor_cv_have_broken_fpclassify=no ;;
 esac])]
   LIBS=$libgfor_check_for_broken_fpclassify_save_LIBS)
-if test x"$have_broken_fpclassify" = xyes; then
+if test x"$libgfor_cv_have_broken_fpclassify" = xyes; then
   AC_DEFINE(HAVE_BROKEN_FPCLASSIFY, 1, [Define if fpclassify is broken.])
 fi])
 
@@ -314,7 +314,7 @@ dnl identify the file within the system. This is should be true for POSIX
 dnl systems; it is known to be false on mingw32.
 AC_DEFUN([LIBGFOR_CHECK_WORKING_STAT], [
   AC_CACHE_CHECK([whether the target stat is reliable],
-                  have_working_stat, [
+                  libgfor_cv_have_working_stat, [
   AC_TRY_RUN([
 #include <stdio.h>
 #include <sys/types.h>
@@ -335,18 +335,18 @@ int main ()
   fclose(f);
   fclose(g);
   return 0;
-}], have_working_stat=yes, have_working_stat=no, [
+}], libgfor_cv_have_working_stat=yes, libgfor_cv_have_working_stat=no, [
 case "${target}" in
-  *mingw*) have_working_stat=no ;;
-  *) have_working_stat=yes;;
+  *mingw*) libgfor_cv_have_working_stat=no ;;
+  *) libgfor_cv_have_working_stat=yes;;
 esac])])
-if test x"$have_working_stat" = xyes; then
+if test x"$libgfor_cv_have_working_stat" = xyes; then
   AC_DEFINE(HAVE_WORKING_STAT, 1, [Define if target has a reliable stat.])
 fi])
 
 dnl Checks for fpsetmask function.
 AC_DEFUN([LIBGFOR_CHECK_FPSETMASK], [
-  AC_CACHE_CHECK([whether fpsetmask is present], have_fpsetmask, [
+  AC_CACHE_CHECK([whether fpsetmask is present], libgfor_cv_have_fpsetmask, [
     AC_TRY_LINK([
 #if HAVE_FLOATINGPOINT_H
 # include <floatingpoint.h>
@@ -354,25 +354,25 @@ AC_DEFUN([LIBGFOR_CHECK_FPSETMASK], [
 #if HAVE_IEEEFP_H
 # include <ieeefp.h>
 #endif /* HAVE_IEEEFP_H */],[fpsetmask(0);],
-    eval "have_fpsetmask=yes", eval "have_fpsetmask=no")
+    eval "libgfor_cv_have_fpsetmask=yes", eval "libgfor_cv_have_fpsetmask=no")
   ])
-  if test x"$have_fpsetmask" = xyes; then
+  if test x"$libgfor_cv_have_fpsetmask" = xyes; then
     AC_DEFINE(HAVE_FPSETMASK, 1, [Define if you have fpsetmask.])
   fi
 ])
 
 dnl Check whether we have a mingw that provides a __mingw_snprintf function
 AC_DEFUN([LIBGFOR_CHECK_MINGW_SNPRINTF], [
-  AC_CACHE_CHECK([whether __mingw_snprintf is present], have_mingw_snprintf, [
+  AC_CACHE_CHECK([whether __mingw_snprintf is present], libgfor_cv_have_mingw_snprintf, [
     AC_TRY_LINK([
 #include <stdio.h>
 extern int __mingw_snprintf (char *, size_t, const char *, ...);
 ],[
 __mingw_snprintf (NULL, 0, "%d\n", 1);
 ],
-    eval "have_mingw_snprintf=yes", eval "have_mingw_snprintf=no")
+    eval "libgfor_cv_have_mingw_snprintf=yes", eval "libgfor_cv_have_mingw_snprintf=no")
   ])
-  if test x"$have_mingw_snprintf" = xyes; then
+  if test x"$libgfor_cv_have_mingw_snprintf" = xyes; then
     AC_DEFINE(HAVE_MINGW_SNPRINTF, 1, [Define if you have __mingw_snprintf.])
   fi
 ])
diff --git a/libgfortran/configure b/libgfortran/configure
index b026310058a..ec119602412 100755
--- a/libgfortran/configure
+++ b/libgfortran/configure
@@ -32069,7 +32069,7 @@ fi
 
   echo "$as_me:$LINENO: checking whether isfinite is broken" >&5
 echo $ECHO_N "checking whether isfinite is broken... $ECHO_C" >&6
-if test "${have_broken_isfinite+set}" = set; then
+if test "${libgfor_cv_have_broken_isfinite+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32078,8 +32078,8 @@ else
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  hppa*-*-hpux*) have_broken_isfinite=yes ;;
-  *) have_broken_isfinite=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_isfinite=yes ;;
+  *) libgfor_cv_have_broken_isfinite=no ;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -32115,22 +32115,22 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_broken_isfinite=no
+  libgfor_cv_have_broken_isfinite=no
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_broken_isfinite=yes
+libgfor_cv_have_broken_isfinite=yes
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
   LIBS=$libgfor_check_for_broken_isfinite_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $have_broken_isfinite" >&5
-echo "${ECHO_T}$have_broken_isfinite" >&6
-if test x"$have_broken_isfinite" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_broken_isfinite" >&5
+echo "${ECHO_T}$libgfor_cv_have_broken_isfinite" >&6
+if test x"$libgfor_cv_have_broken_isfinite" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_BROKEN_ISFINITE 1
@@ -32142,7 +32142,7 @@ fi
 
   echo "$as_me:$LINENO: checking whether isnan is broken" >&5
 echo $ECHO_N "checking whether isnan is broken... $ECHO_C" >&6
-if test "${have_broken_isnan+set}" = set; then
+if test "${libgfor_cv_have_broken_isnan+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32151,8 +32151,8 @@ else
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  hppa*-*-hpux*) have_broken_isnan=yes ;;
-  *) have_broken_isnan=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_isnan=yes ;;
+  *) libgfor_cv_have_broken_isnan=no ;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -32206,22 +32206,22 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_broken_isnan=no
+  libgfor_cv_have_broken_isnan=no
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_broken_isnan=yes
+libgfor_cv_have_broken_isnan=yes
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
   LIBS=$libgfor_check_for_broken_isnan_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $have_broken_isnan" >&5
-echo "${ECHO_T}$have_broken_isnan" >&6
-if test x"$have_broken_isnan" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_broken_isnan" >&5
+echo "${ECHO_T}$libgfor_cv_have_broken_isnan" >&6
+if test x"$libgfor_cv_have_broken_isnan" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_BROKEN_ISNAN 1
@@ -32233,7 +32233,7 @@ fi
 
   echo "$as_me:$LINENO: checking whether fpclassify is broken" >&5
 echo $ECHO_N "checking whether fpclassify is broken... $ECHO_C" >&6
-if test "${have_broken_fpclassify+set}" = set; then
+if test "${libgfor_cv_have_broken_fpclassify+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32242,8 +32242,8 @@ else
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  hppa*-*-hpux*) have_broken_fpclassify=yes ;;
-  *) have_broken_fpclassify=no ;;
+  hppa*-*-hpux*) libgfor_cv_have_broken_fpclassify=yes ;;
+  *) libgfor_cv_have_broken_fpclassify=no ;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -32281,22 +32281,22 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_broken_fpclassify=no
+  libgfor_cv_have_broken_fpclassify=no
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_broken_fpclassify=yes
+libgfor_cv_have_broken_fpclassify=yes
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
   LIBS=$libgfor_check_for_broken_fpclassify_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $have_broken_fpclassify" >&5
-echo "${ECHO_T}$have_broken_fpclassify" >&6
-if test x"$have_broken_fpclassify" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_broken_fpclassify" >&5
+echo "${ECHO_T}$libgfor_cv_have_broken_fpclassify" >&6
+if test x"$libgfor_cv_have_broken_fpclassify" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_BROKEN_FPCLASSIFY 1
@@ -32308,15 +32308,15 @@ fi
 
   echo "$as_me:$LINENO: checking whether the target stat is reliable" >&5
 echo $ECHO_N "checking whether the target stat is reliable... $ECHO_C" >&6
-if test "${have_working_stat+set}" = set; then
+if test "${libgfor_cv_have_working_stat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  *mingw*) have_working_stat=no ;;
-  *) have_working_stat=yes;;
+  *mingw*) libgfor_cv_have_working_stat=no ;;
+  *) libgfor_cv_have_working_stat=yes;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -32358,21 +32358,21 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_working_stat=yes
+  libgfor_cv_have_working_stat=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_working_stat=no
+libgfor_cv_have_working_stat=no
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
-echo "$as_me:$LINENO: result: $have_working_stat" >&5
-echo "${ECHO_T}$have_working_stat" >&6
-if test x"$have_working_stat" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_working_stat" >&5
+echo "${ECHO_T}$libgfor_cv_have_working_stat" >&6
+if test x"$libgfor_cv_have_working_stat" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_WORKING_STAT 1
@@ -32384,7 +32384,7 @@ fi
 
   echo "$as_me:$LINENO: checking whether __mingw_snprintf is present" >&5
 echo $ECHO_N "checking whether __mingw_snprintf is present... $ECHO_C" >&6
-if test "${have_mingw_snprintf+set}" = set; then
+if test "${libgfor_cv_have_mingw_snprintf+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32435,20 +32435,20 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  eval "have_mingw_snprintf=yes"
+  eval "libgfor_cv_have_mingw_snprintf=yes"
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-eval "have_mingw_snprintf=no"
+eval "libgfor_cv_have_mingw_snprintf=no"
 fi
 rm -f conftest.err conftest.$ac_objext \
       conftest$ac_exeext conftest.$ac_ext
 
 fi
-echo "$as_me:$LINENO: result: $have_mingw_snprintf" >&5
-echo "${ECHO_T}$have_mingw_snprintf" >&6
-  if test x"$have_mingw_snprintf" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_mingw_snprintf" >&5
+echo "${ECHO_T}$libgfor_cv_have_mingw_snprintf" >&6
+  if test x"$libgfor_cv_have_mingw_snprintf" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_MINGW_SNPRINTF 1
@@ -32540,7 +32540,7 @@ fi
 
   echo "$as_me:$LINENO: checking whether fpsetmask is present" >&5
 echo $ECHO_N "checking whether fpsetmask is present... $ECHO_C" >&6
-if test "${have_fpsetmask+set}" = set; then
+if test "${libgfor_cv_have_fpsetmask+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32592,20 +32592,20 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  eval "have_fpsetmask=yes"
+  eval "libgfor_cv_have_fpsetmask=yes"
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-eval "have_fpsetmask=no"
+eval "libgfor_cv_have_fpsetmask=no"
 fi
 rm -f conftest.err conftest.$ac_objext \
       conftest$ac_exeext conftest.$ac_ext
 
 fi
-echo "$as_me:$LINENO: result: $have_fpsetmask" >&5
-echo "${ECHO_T}$have_fpsetmask" >&6
-  if test x"$have_fpsetmask" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_fpsetmask" >&5
+echo "${ECHO_T}$libgfor_cv_have_fpsetmask" >&6
+  if test x"$libgfor_cv_have_fpsetmask" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_FPSETMASK 1
@@ -32835,7 +32835,7 @@ FPU_HOST_HEADER=config/${fpu_host}.h
 
   echo "$as_me:$LINENO: checking whether the target supports hidden visibility" >&5
 echo $ECHO_N "checking whether the target supports hidden visibility... $ECHO_C" >&6
-if test "${have_attribute_visibility+set}" = set; then
+if test "${libgfor_cv_have_attribute_visibility+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32878,19 +32878,19 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_attribute_visibility=yes
+  libgfor_cv_have_attribute_visibility=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-have_attribute_visibility=no
+libgfor_cv_have_attribute_visibility=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
   CFLAGS="$save_CFLAGS"
 fi
-echo "$as_me:$LINENO: result: $have_attribute_visibility" >&5
-echo "${ECHO_T}$have_attribute_visibility" >&6
-  if test $have_attribute_visibility = yes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_attribute_visibility" >&5
+echo "${ECHO_T}$libgfor_cv_have_attribute_visibility" >&6
+  if test $libgfor_cv_have_attribute_visibility = yes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_ATTRIBUTE_VISIBILITY 1
@@ -32900,7 +32900,7 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking whether the target supports dllexport" >&5
 echo $ECHO_N "checking whether the target supports dllexport... $ECHO_C" >&6
-if test "${have_attribute_dllexport+set}" = set; then
+if test "${libgfor_cv_have_attribute_dllexport+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -32943,19 +32943,19 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_attribute_dllexport=yes
+  libgfor_cv_have_attribute_dllexport=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-have_attribute_dllexport=no
+libgfor_cv_have_attribute_dllexport=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
   CFLAGS="$save_CFLAGS"
 fi
-echo "$as_me:$LINENO: result: $have_attribute_dllexport" >&5
-echo "${ECHO_T}$have_attribute_dllexport" >&6
-  if test $have_attribute_dllexport = yes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_attribute_dllexport" >&5
+echo "${ECHO_T}$libgfor_cv_have_attribute_dllexport" >&6
+  if test $libgfor_cv_have_attribute_dllexport = yes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_ATTRIBUTE_DLLEXPORT 1
@@ -32965,7 +32965,7 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking whether the target supports symbol aliases" >&5
 echo $ECHO_N "checking whether the target supports symbol aliases... $ECHO_C" >&6
-if test "${have_attribute_alias+set}" = set; then
+if test "${libgfor_cv_have_attribute_alias+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -33013,19 +33013,19 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_attribute_alias=yes
+  libgfor_cv_have_attribute_alias=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-have_attribute_alias=no
+libgfor_cv_have_attribute_alias=no
 fi
 rm -f conftest.err conftest.$ac_objext \
       conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $have_attribute_alias" >&5
-echo "${ECHO_T}$have_attribute_alias" >&6
-  if test $have_attribute_alias = yes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_attribute_alias" >&5
+echo "${ECHO_T}$libgfor_cv_have_attribute_alias" >&6
+  if test $libgfor_cv_have_attribute_alias = yes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_ATTRIBUTE_ALIAS 1
@@ -33037,7 +33037,7 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking whether the target supports __sync_fetch_and_add" >&5
 echo $ECHO_N "checking whether the target supports __sync_fetch_and_add... $ECHO_C" >&6
-if test "${have_sync_fetch_and_add+set}" = set; then
+if test "${libgfor_cv_have_sync_fetch_and_add+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -33085,19 +33085,19 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_sync_fetch_and_add=yes
+  libgfor_cv_have_sync_fetch_and_add=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-have_sync_fetch_and_add=no
+libgfor_cv_have_sync_fetch_and_add=no
 fi
 rm -f conftest.err conftest.$ac_objext \
       conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $have_sync_fetch_and_add" >&5
-echo "${ECHO_T}$have_sync_fetch_and_add" >&6
-  if test $have_sync_fetch_and_add = yes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_sync_fetch_and_add" >&5
+echo "${ECHO_T}$libgfor_cv_have_sync_fetch_and_add" >&6
+  if test $libgfor_cv_have_sync_fetch_and_add = yes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_SYNC_FETCH_AND_ADD 1
@@ -33130,7 +33130,7 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking whether pragma weak works" >&5
 echo $ECHO_N "checking whether pragma weak works... $ECHO_C" >&6
-if test "${have_pragma_weak+set}" = set; then
+if test "${libgfor_cv_have_pragma_weak+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
@@ -33174,18 +33174,18 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_pragma_weak=yes
+  libgfor_cv_have_pragma_weak=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-have_pragma_weak=no
+libgfor_cv_have_pragma_weak=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $have_pragma_weak" >&5
-echo "${ECHO_T}$have_pragma_weak" >&6
-  if test $have_pragma_weak = yes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_pragma_weak" >&5
+echo "${ECHO_T}$libgfor_cv_have_pragma_weak" >&6
+  if test $libgfor_cv_have_pragma_weak = yes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define SUPPORTS_WEAK 1
@@ -33206,15 +33206,15 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking whether the target can unlink an open file" >&5
 echo $ECHO_N "checking whether the target can unlink an open file... $ECHO_C" >&6
-if test "${have_unlink_open_file+set}" = set; then
+if test "${libgfor_cv_have_unlink_open_file+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  *mingw*) have_unlink_open_file=no ;;
-  *) have_unlink_open_file=yes;;
+  *mingw*) libgfor_cv_have_unlink_open_file=no ;;
+  *) libgfor_cv_have_unlink_open_file=yes;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -33258,21 +33258,21 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_unlink_open_file=yes
+  libgfor_cv_have_unlink_open_file=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_unlink_open_file=no
+libgfor_cv_have_unlink_open_file=no
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
-echo "$as_me:$LINENO: result: $have_unlink_open_file" >&5
-echo "${ECHO_T}$have_unlink_open_file" >&6
-if test x"$have_unlink_open_file" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_unlink_open_file" >&5
+echo "${ECHO_T}$libgfor_cv_have_unlink_open_file" >&6
+if test x"$libgfor_cv_have_unlink_open_file" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_UNLINK_OPEN_FILE 1
@@ -33284,15 +33284,15 @@ fi
 
   echo "$as_me:$LINENO: checking whether the target has CRLF as line terminator" >&5
 echo $ECHO_N "checking whether the target has CRLF as line terminator... $ECHO_C" >&6
-if test "${have_crlf+set}" = set; then
+if test "${libgfor_cv_have_crlf+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
   if test "$cross_compiling" = yes; then
 
 case "${target}" in
-  *mingw*) have_crlf=yes ;;
-  *) have_crlf=no;;
+  *mingw*) libgfor_cv_have_crlf=yes ;;
+  *) libgfor_cv_have_crlf=no;;
 esac
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -33348,21 +33348,21 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  have_crlf=yes
+  libgfor_cv_have_crlf=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
-have_crlf=no
+libgfor_cv_have_crlf=no
 fi
 rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
-echo "$as_me:$LINENO: result: $have_crlf" >&5
-echo "${ECHO_T}$have_crlf" >&6
-if test x"$have_crlf" = xyes; then
+echo "$as_me:$LINENO: result: $libgfor_cv_have_crlf" >&5
+echo "${ECHO_T}$libgfor_cv_have_crlf" >&6
+if test x"$libgfor_cv_have_crlf" = xyes; then
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_CRLF 1