--- linux/include/asm-i386/hw_irq.h.orig	Mon Apr 22 15:05:47 2002
+++ linux/include/asm-i386/hw_irq.h	Mon Apr 22 15:07:32 2002
@@ -44,6 +44,7 @@
 #define RESCHEDULE_VECTOR	0xfc
 #define TASK_MIGRATION_VECTOR	0xfb
 #define CALL_FUNCTION_VECTOR	0xfa
+#define KDB_VECTOR		0xf9
 
 /*
  * Local APIC timer IRQ vector is on a different priority level,