X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fopenmp.m4;h=116e6ce619cffe494435e1c90a53cad80572eb49;hb=4097b52187106b6a2940d28968cfecd4e53f9b4e;hp=8fd510b9ed511bce78c9459d8e3f02c2c6bdc381;hpb=05d766214c5d1c6991334d9420f41a8cb45a08a7;p=gnulib.git

diff --git a/m4/openmp.m4 b/m4/openmp.m4
index 8fd510b9e..116e6ce61 100644
--- a/m4/openmp.m4
+++ b/m4/openmp.m4
@@ -1,11 +1,15 @@
-# openmp.m4 serial 4
-dnl Copyright (C) 2006-2007 Free Software Foundation, Inc.
+# openmp.m4 serial 7
+dnl Copyright (C) 2006-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 dnl This file can be removed once we assume autoconf >= 2.62.
 
+dnl Expand to nothing in autoconf >= 2.62. m4_copy has a different
+dnl semantic in autoconf > 2.63.
+m4_ifdef([AC_OPENMP], [], [
+
 # _AC_LANG_OPENMP
 # ---------------
 # Expands to some language dependent source code for testing the presence of
@@ -90,3 +94,5 @@ AC_DEFUN([AC_OPENMP],
   fi
   AC_SUBST([OPENMP_]_AC_LANG_PREFIX[FLAGS])
 ])
+
+])