-# wcwidth.m4 serial 3
+# wcwidth.m4 serial 4
dnl Copyright (C) 2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_CHECK_DECLS([wcwidth], [], [], [
/* AIX 3.2.5 declares wcwidth in <string.h>. */
-#if HAVE_STRING_H
-# include <string.h>
-#endif
+#include <string.h>
#if HAVE_WCHAR_H
# include <wchar.h>
#endif