diff -urN lcd4linux.old/udelay.h lcd4linux.dev/udelay.h
--- lcd4linux.old/udelay.h	2005-05-08 06:32:45.000000000 +0200
+++ lcd4linux.dev/udelay.h	2006-01-20 03:50:36.806897500 +0100
@@ -76,7 +76,7 @@
 /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */
 static inline void rep_nop(void)
 {
-    __asm__ __volatile__("rep; nop");
+    __asm__ __volatile__("nop");
 }