--- i8255/i8255.c.org	Wed Oct 14 22:32:09 1998
+++ i8255/i8255.c	Wed Jan 17 12:32:47 2001
@@ -41,6 +41,7 @@
 #include <asm/segment.h>
 #include <asm/system.h>
 #include <asm/irq.h>
+#include <asm/uaccess.h>
 
 #include <linux/proc_fs.h>
 #include <linux/stat.h>