-# memcoll.m4 serial 1
+# memcoll.m4 serial 2
dnl Copyright (C) 2002 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
AC_DEFUN([gl_MEMCOLL],
[
dnl Prerequisites of lib/memcoll.c.
+ AC_REQUIRE([AC_FUNC_MEMCMP])
AC_CHECK_HEADERS_ONCE(string.h)
AC_FUNC_STRCOLL
])