update regex to use the emulated mb*/wc* functions

[gnulib.git] / m4 / mbchar.m4

diff --git a/m4/mbchar.m4 b/m4/mbchar.m4
index 5380941..e73e2b4 100644 (file)
--- a/m4/mbchar.m4
+++ b/m4/mbchar.m4
@@ -1,4 +1,4 @@
-# mbchar.m4 serial 5
+# mbchar.m4 serial 7
 dnl Copyright (C) 2005-2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -9,6 +9,5 @@ dnl From Bruno Haible.
 
 AC_DEFUN([gl_MBCHAR],
 [
-  AC_REQUIRE([AC_GNU_SOURCE])
-  AC_LIBOBJ([mbchar])
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 ])