From b86b736b5586f2052f3130efbb5fbd7eb96ea018 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 13 Sep 2004 11:06:56 +0000
Subject: [PATCH] (argp_program_version_hook): Provide initial value.

---
 lib/argp-pvh.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/argp-pvh.c b/lib/argp-pvh.c
index 0ca258b7e3..5474251bb7 100644
--- a/lib/argp-pvh.c
+++ b/lib/argp-pvh.c
@@ -1,5 +1,5 @@
 /* Default definition for ARGP_PROGRAM_VERSION_HOOK.
-   Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1999, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>.
 
@@ -28,4 +28,4 @@
    this function with a stream to print the version to and a pointer to the
    current parsing state, and then exits (unless the ARGP_NO_EXIT flag is
    used).  This variable takes precedent over ARGP_PROGRAM_VERSION.  */
-void (*argp_program_version_hook) (FILE *stream, struct argp_state *state);
+void (*argp_program_version_hook) (FILE *stream, struct argp_state *state) = NULL;
-- 
2.39.5