X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fputenv.m4;h=d79321be9c2b2ce79ae0edc1edcf97450f101c9e;hb=1276a2c5f24c0c932426aca9c899fa524d2443f2;hp=9de53527a73e346ef2b5d65c9b8efcdc6af2d4ac;hpb=9fc81090f6c5590bd1b0e0fa5087577a2ee43a3e;p=gnulib.git

diff --git a/m4/putenv.m4 b/m4/putenv.m4
index 9de53527a..d79321be9 100644
--- a/m4/putenv.m4
+++ b/m4/putenv.m4
@@ -1,5 +1,5 @@
-# putenv.m4 serial 19
-dnl Copyright (C) 2002-2013 Free Software Foundation, Inc.
+# putenv.m4 serial 20
+dnl Copyright (C) 2002-2014 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.
@@ -48,3 +48,9 @@ AC_DEFUN([gl_FUNC_PUTENV],
       ;;
   esac
 ])
+
+# Prerequisites of lib/putenv.c.
+AC_DEFUN([gl_PREREQ_PUTENV],
+[
+  AC_CHECK_DECLS([_putenv])
+])