Fix test failure on Cygwin.

[gnulib.git] / m4 / rpmatch.m4

diff --git a/m4/rpmatch.m4 b/m4/rpmatch.m4
index e0f36a3..e4c986d 100644 (file)
--- a/m4/rpmatch.m4
+++ b/m4/rpmatch.m4
@@ -1,4 +1,4 @@
-# rpmatch.m4 serial 6
+# rpmatch.m4 serial 7
 dnl Copyright (C) 2002-2003, 2007-2008 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -6,8 +6,13 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_FUNC_RPMATCH],
 [
+  dnl Persuade glibc <stdlib.h> to declare rpmatch().
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
+  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
   AC_REPLACE_FUNCS(rpmatch)
   if test $ac_cv_func_rpmatch = no; then
+    HAVE_RPMATCH=0
     gl_PREREQ_RPMATCH
   fi
 ])