--- linux-2.6.4-rc2-mm1/include/asm-i386/acpi.h.orig	2004-03-08 14:18:31.000000000 +0100
+++ linux-2.6.4-rc2-mm1/include/asm-i386/acpi.h	2004-03-08 14:55:21.000000000 +0100
@@ -28,6 +28,8 @@
 
 #ifdef __KERNEL__
 
+#include <asm/system.h>
+
 #define COMPILER_DEPENDENT_INT64   long long
 #define COMPILER_DEPENDENT_UINT64  unsigned long long