Add a copyright notice.

diff --git a/m4/mbswidth.m4 b/m4/mbswidth.m4
index f61be107a8d49fb00524c8ab4c42f2940f5a75d1..ffa6ece3bf17d0a7b23c56a298b476bba730c722 100644 (file)
--- a/m4/mbswidth.m4
+++ b/m4/mbswidth.m4
@@ -1,4 +1,10 @@
-#serial 11
+# mbswidth.m4 serial 11
+dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc.
+dnl This file is free software, distributed under the terms of the GNU
+dnl General Public License.  As a special exception to the GNU General
+dnl Public License, this file may be distributed as part of a program
+dnl that contains a configuration script generated by Autoconf, under
+dnl the same distribution terms as the rest of that program.

 
 dnl autoconf tests required for use of mbswidth.c
 dnl From Bruno Haible.
 
 dnl autoconf tests required for use of mbswidth.c
 dnl From Bruno Haible.