From f0c45fdbc9c034941c07bf2450b28097e3843ce4 Mon Sep 17 00:00:00 2001
From: christos <christos@NetBSD.org>
Date: Wed, 20 Dec 2000 20:54:01 +0000
Subject: [PATCH] protect against multiple inclusions.

---
 lib/libc/db/btree/extern.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/libc/db/btree/extern.h b/lib/libc/db/btree/extern.h
index 6a4fddf61c4f..eddad5c8f42a 100644
--- a/lib/libc/db/btree/extern.h
+++ b/lib/libc/db/btree/extern.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: extern.h,v 1.6 1996/05/03 21:51:01 cgd Exp $	*/
+/*	$NetBSD: extern.h,v 1.7 2000/12/20 20:54:01 christos Exp $	*/
 
 /*-
  * Copyright (c) 1991, 1993, 1994
@@ -35,6 +35,8 @@
  *	@(#)extern.h	8.10 (Berkeley) 7/20/94
  */
 
+#ifndef _BTREE_EXTERN_H_
+#define _BTREE_EXTERN_H_
 int	 __bt_close __P((DB *));
 int	 __bt_cmp __P((BTREE *, const DBT *, EPG *));
 int	 __bt_crsrdel __P((BTREE *, EPGNO *));
@@ -70,3 +72,4 @@ void	 __bt_dump __P((DB *));
 #ifdef STATISTICS
 void	 __bt_stat __P((DB *));
 #endif
+#endif /* _BTREE_EXTERN_H_ */