--- a/libgomp/configure.ac	Sun Feb 07 18:30:54 2010 +0900
+++ b/libgomp/configure.ac	Mon Feb 15 00:54:17 2010 +0900
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script, like so:
 # aclocal -I ../config && autoconf && autoheader && automake
 
-AC_PREREQ(2.59)
+AC_PREREQ(2.64)
 AC_INIT([GNU OpenMP Runtime Library], 1.0,,[libgomp])
 AC_CONFIG_HEADER(config.h)
 
@@ -103,7 +103,7 @@
 m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
 m4_define([_AC_ARG_VAR_PRECIOUS],[])
 AC_PROG_CC
-m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
+m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
 
 AC_SUBST(CFLAGS)
 
@@ -142,7 +142,12 @@
 # We need gfortran to compile parts of the library
 # We can't use AC_PROG_FC because it expects a fully working gfortran.
 #AC_PROG_FC(gfortran)
-FC="$GFORTRAN"
+case `echo $GFORTRAN` in
+  -* | no* )
+    FC=no ;;
+  *)
+    FC="$GFORTRAN" ;;
+esac
 AC_PROG_FC(gfortran)
 FCFLAGS="$FCFLAGS -Wall"