From 34d08e870eda48452df40ab1a00e2c4fd7230a07 Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Mon, 23 Oct 1995 20:20:11 +0000
Subject: [PATCH] Treat empty encoding as "C" encoding

---
 lib/libc/locale/setrunelocale.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libc/locale/setrunelocale.c b/lib/libc/locale/setrunelocale.c
index f2af35946d62..df2db3ced645 100644
--- a/lib/libc/locale/setrunelocale.c
+++ b/lib/libc/locale/setrunelocale.c
@@ -77,7 +77,7 @@ _xpg4_setrunelocale(encoding)
 	/*
 	 * The "C" and "POSIX" locale are always here.
 	 */
-	if (!strcmp(encoding, "C") || !strcmp(encoding, "POSIX")) {
+	if (!*encoding || !strcmp(encoding, "C") || !strcmp(encoding, "POSIX")) {
 		_CurrentRuneLocale = &_DefaultRuneLocale;
 		return(0);
 	}