Modernize AC_TRY_RUN invocations.

[gnulib.git] / m4 / mbsrtowcs.m4

diff --git a/m4/mbsrtowcs.m4 b/m4/mbsrtowcs.m4
index f9c430f..e854337 100644 (file)
--- a/m4/mbsrtowcs.m4
+++ b/m4/mbsrtowcs.m4
@@ -1,4 +1,4 @@
-# mbsrtowcs.m4 serial 6
+# mbsrtowcs.m4 serial 7
 dnl Copyright (C) 2008-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -57,7 +57,8 @@ changequote(,)dnl
       esac
 changequote([,])dnl
       if test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none || test $LOCALE_ZH_CN != none; then
-        AC_TRY_RUN([
+        AC_RUN_IFELSE(
+          [AC_LANG_SOURCE([[
 #include <locale.h>
 #include <string.h>
 #include <wchar.h>
@@ -108,7 +109,7 @@ int main ()
           }
     }
   return 0;
-}],
+}]])],
           [gl_cv_func_mbsrtowcs_works=yes],
           [gl_cv_func_mbsrtowcs_works=no],
           [:])