From 4608cd955250c9ebb0eed62d220577b93acba39e Mon Sep 17 00:00:00 2001
From: Hallvard Furuseth <hallvard@openldap.org>
Date: Wed, 29 Aug 2012 06:43:35 +0200
Subject: [PATCH] libmdb: Fix P_INVALID when pgno_t != unsigned long

---
 libraries/libmdb/mdb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/libmdb/mdb.c b/libraries/libmdb/mdb.c
index e3ad1c4..6be2103 100644
--- a/libraries/libmdb/mdb.c
+++ b/libraries/libmdb/mdb.c
@@ -342,7 +342,7 @@ static txnid_t mdb_debug_start;
 	/** An invalid page number.
 	 *	Mainly used to denote an empty tree.
 	 */
-#define P_INVALID	 (~0UL)
+#define P_INVALID	 (~(pgno_t)0)
 
 	/** Test if a flag \b f is set in a flag word \b w. */
 #define F_ISSET(w, f)	 (((w) & (f)) == (f))