From 80dbd557de391110d5bbf86b7257593cd4e19765 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Mon, 24 Jul 2000 06:42:17 +0000
Subject: (jm_PREREQ_MBSWIDTH): Check for wcwidth declaration.

---
 m4/mbswidth.m4 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'm4/mbswidth.m4')

diff --git a/m4/mbswidth.m4 b/m4/mbswidth.m4
index d18b26dc5..d750c871d 100644
--- a/m4/mbswidth.m4
+++ b/m4/mbswidth.m4
@@ -1,4 +1,4 @@
-#serial 1
+#serial 2
 
 dnl autoconf tests required for use of mbswidth.c
 dnl From Bruno Haible.
@@ -9,5 +9,11 @@ AC_DEFUN(jm_PREREQ_MBSWIDTH,
   AC_REQUIRE([AM_C_PROTOTYPES])
   AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h wctype.h)
   AC_CHECK_FUNCS(isascii iswprint mbrtowc wcwidth)
+  headers='
+#     if HAVE_WCHAR_H
+#      include <wchar.h>
+#     endif
+'
+  AC_CHECK_DECLS([wcwidth], , , $headers)
   AC_MBSTATE_T
 ])
-- 
cgit v1.2.3-54-g00ecf