--- linux-2.4orig/include/net/pkt_sched.h	Sun Dec  9 21:15:25 2001
+++ oldlin/include/net/pkt_sched.h	Thu May 16 16:45:00 2002
@@ -221,7 +221,7 @@
 
 #define PSCHED_EXPORTLIST_2
 
-#if ~0UL == 0xFFFFFFFF
+#if BITS_PER_LONG <= 32
 
 #define PSCHED_WATCHER unsigned long