From f58b31b7fb4a14481ee39312b113e551557b593f Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Mon, 29 Feb 2016 21:17:57 +0100
Subject: [PATCH] include: fix sign extension in GBIT64

It fixes the "negative i/o offset" error that happens
when doing i/o on files larger than 2 GB.
---
 include/fcall.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/fcall.h b/include/fcall.h
index 3fc3a58..0b06e62 100644
--- a/include/fcall.h
+++ b/include/fcall.h
@@ -37,7 +37,7 @@ struct	Fcall
 #define	GBIT8(p)	((p)[0])
 #define	GBIT16(p)	((p)[0]|((p)[1]<<8))
 #define	GBIT32(p)	((p)[0]|((p)[1]<<8)|((p)[2]<<16)|((p)[3]<<24))
-#define	GBIT64(p)	((vlong)((p)[0]|((p)[1]<<8)|((p)[2]<<16)|((p)[3]<<24)) |\
+#define	GBIT64(p)	((u32int)((p)[0]|((p)[1]<<8)|((p)[2]<<16)|((p)[3]<<24)) |\
 				((vlong)((p)[4]|((p)[5]<<8)|((p)[6]<<16)|((p)[7]<<24)) << 32))
 
 #define	PBIT8(p,v)	(p)[0]=(v)