--- zzzz-none-000/linux-2.6.13.1/arch/mips/kernel/ptrace32.c	2005-09-10 02:42:58.000000000 +0000
+++ ohio-7170-487/linux-2.6.13.1/arch/mips/kernel/ptrace32.c	2007-06-13 08:22:30.000000000 +0000
@@ -14,6 +14,7 @@
  * At this time Linux/MIPS64 only supports syscall tracing, even for 32-bit
  * binaries.
  */
+#include <linux/config.h>
 #include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>