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-rw-r--r--sys/netns/spp_timer.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/netns/spp_timer.h b/sys/netns/spp_timer.h
index f84e328..d480f20 100644
--- a/sys/netns/spp_timer.h
+++ b/sys/netns/spp_timer.h
@@ -31,8 +31,12 @@
* SUCH DAMAGE.
*
* @(#)spp_timer.h 8.1 (Berkeley) 6/10/93
+ * $Id: spp_timer.h,v 1.2 1994/08/02 07:51:59 davidg Exp $
*/
+#ifndef _NETNS_SPP_TIMER_H_
+#define _NETNS_SPP_TIMER_H_
+
/*
* Definitions of the SPP timers. These timers are counted
* down PR_SLOWHZ times a second.
@@ -120,3 +124,5 @@ char *spptimers[] =
#ifdef KERNEL
extern int spp_backoff[];
#endif
+
+#endif
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