--- zzzz-none-000/linux-2.6.13.1/arch/mips/kernel/sysirix.c	2005-09-10 02:42:58.000000000 +0000
+++ ohio-7170-487/linux-2.6.13.1/arch/mips/kernel/sysirix.c	2007-06-13 08:22:30.000000000 +0000
@@ -5,6 +5,7 @@
  * Copyright (C) 1997 Miguel de Icaza
  * Copyright (C) 1997, 1998, 1999, 2000 Ralf Baechle
  */
+#include <linux/Config>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/binfmts.h>