maint: update copyright

[gnulib.git] / m4 / vprintf-posix.m4

diff --git a/m4/vprintf-posix.m4 b/m4/vprintf-posix.m4
index ac44cbe..f707afa 100644 (file)
--- a/m4/vprintf-posix.m4
+++ b/m4/vprintf-posix.m4
@@ -1,5 +1,5 @@
-# vprintf-posix.m4 serial 1
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# vprintf-posix.m4 serial 3
+dnl Copyright (C) 2007-2014 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.
@@ -17,6 +17,8 @@ AC_DEFUN([gl_REPLACE_VPRINTF],
   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
   AC_LIBOBJ([vprintf])
   REPLACE_VPRINTF=1
+  AC_DEFINE([REPLACE_VPRINTF_POSIX], [1],
+    [Define if vprintf is overridden by a POSIX compliant gnulib implementation.])
   gl_PREREQ_VPRINTF
 ])