From 05018c64fd2da6d5ba54e087b852952980d5af65 Mon Sep 17 00:00:00 2001
From: "Tim J. Robbins" <tjr@FreeBSD.org>
Date: Mon, 8 Jul 2002 05:36:24 +0000
Subject: [PATCH] Silence WARNS=4 by passing a non-const buffer to regerror().
 Since it doesn't actually use the buffer when errbuf_size == 0, pass NULL.

---
 usr.bin/sed/misc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/sed/misc.c b/usr.bin/sed/misc.c
index dbe7b5d68e0e..e04eae962da8 100644
--- a/usr.bin/sed/misc.c
+++ b/usr.bin/sed/misc.c
@@ -68,7 +68,7 @@ strregerror(errcode, preg)
 
 	if (oe != NULL)
 		free(oe);
-	s = regerror(errcode, preg, "", 0);
+	s = regerror(errcode, preg, NULL, 0);
 	if ((oe = malloc(s)) == NULL)
 		err(1, "malloc");
 	(void)regerror(errcode, preg, oe, s);