--- /usr/src/linux-2.4.21-221/include/linux/highuid.h	2004-05-26 11:08:50.000000000 +0000
+++ ./include/linux/highuid.h	2004-05-26 11:48:50.000000000 +0000
@@ -75,6 +75,8 @@ extern int overflowgid;
 #define SET_STAT_UID(stat, uid)		(stat).st_uid = (uid)
 #define SET_STAT_GID(stat, gid)		(stat).st_gid = (gid)
 
+#define low2highuid(uid) (uid)
+#define low2highgid(gid) (gid)
 #endif /* CONFIG_UID16 */