[src/trunk]: src/sys/kern if NUSB == 0, don't look for usbhist.

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/12241933c07d
branches:  trunk
changeset: 811431:12241933c07d
user:      mrg <mrg%NetBSD.org@localhost>
date:      Thu Oct 29 18:40:19 2015 +0000

description:
if NUSB == 0, don't look for usbhist.

diffstat:

 sys/kern/kern_history.c |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 25bf5efe8ed8 -r 12241933c07d sys/kern/kern_history.c
--- a/sys/kern/kern_history.c   Thu Oct 29 17:57:27 2015 +0000
+++ b/sys/kern/kern_history.c   Thu Oct 29 18:40:19 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_history.c,v 1.2 2015/10/29 00:27:08 mrg Exp $      */
+/*     $NetBSD: kern_history.c,v 1.3 2015/10/29 18:40:19 mrg Exp $      */
 
 /*
  * Copyright (c) 1997 Charles D. Cranor and Washington University.
@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_history.c,v 1.2 2015/10/29 00:27:08 mrg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_history.c,v 1.3 2015/10/29 18:40:19 mrg Exp $");
 
 #include "opt_kernhist.h"
 #include "opt_ddb.h"
@@ -46,6 +46,11 @@
 #include <sys/cpu.h>
 #include <sys/kernhist.h>
 
+#include "usb.h"
+#if NUSB == 0
+#undef USB_DEBUG
+#endif
+
 #ifdef UVMHIST
 #include <uvm/uvm.h>
 #endif