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Diffstat (limited to 'macros/texinfo/texinfo/gnulib/m4/mbswidth.m4')
-rw-r--r--macros/texinfo/texinfo/gnulib/m4/mbswidth.m419
1 files changed, 5 insertions, 14 deletions
diff --git a/macros/texinfo/texinfo/gnulib/m4/mbswidth.m4 b/macros/texinfo/texinfo/gnulib/m4/mbswidth.m4
index bf0860cd6e..a55f062b96 100644
--- a/macros/texinfo/texinfo/gnulib/m4/mbswidth.m4
+++ b/macros/texinfo/texinfo/gnulib/m4/mbswidth.m4
@@ -1,5 +1,5 @@
-# mbswidth.m4 serial 18
-dnl Copyright (C) 2000-2002, 2004, 2006-2019 Free Software Foundation, Inc.
+# mbswidth.m4 serial 19
+dnl Copyright (C) 2000-2002, 2004, 2006-2021 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.
@@ -18,19 +18,10 @@ AC_DEFUN([gl_MBSWIDTH],
[ac_cv_have_decl_mbswidth],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
- [[
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
- <wchar.h>.
- BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included
- before <wchar.h>. */
-#include <stddef.h>
-#include <stdio.h>
-#include <time.h>
-#include <wchar.h>
+ [[#include <wchar.h>
]],
- [[
- char *p = (char *) mbswidth;
- return !p;
+ [[char *p = (char *) mbswidth;
+ return !p;
]])],
[ac_cv_have_decl_mbswidth=yes],
[ac_cv_have_decl_mbswidth=no])])