[weiden] 20031: fixed difference in signedness warning

fixed difference in signedness warning
Modified: trunk/reactos/drivers/dd/bootvid/bootvid.c
  _____  

Modified: trunk/reactos/drivers/dd/bootvid/bootvid.c
--- trunk/reactos/drivers/dd/bootvid/bootvid.c	2005-12-10 00:06:42 UTC
(rev 20030)
+++ trunk/reactos/drivers/dd/bootvid/bootvid.c	2005-12-10 00:07:40 UTC
(rev 20031)
@@ -69,7 +69,7 @@

 static CLIENT_ID BitmapThreadId;
 static PUCHAR BootimageBitmap;
 
-static ULONG ShutdownNotify;
+static LONG ShutdownNotify;
 static KEVENT ShutdownCompleteEvent;
 
 /* DATA
**********************************************************************/