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-rw-r--r--sys/net/if_arp.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/net/if_arp.h b/sys/net/if_arp.h
index 471e2e0..c7996db 100644
--- a/sys/net/if_arp.h
+++ b/sys/net/if_arp.h
@@ -31,11 +31,13 @@
* SUCH DAMAGE.
*
* @(#)if_arp.h 8.1 (Berkeley) 6/10/93
- * $Id: if_arp.h,v 1.2 1994/08/02 07:46:10 davidg Exp $
+ * $Id: if_arp.h,v 1.3 1994/08/21 05:11:41 paul Exp $
*/
#ifndef _NET_IF_ARP_H_
-#define _NET_IF_ARP_H_
+#define _NET_IF_ARP_H_
+
+#include <socket.h> /* for struct sockaddr */
/*
* Address Resolution Protocol.
@@ -88,4 +90,4 @@ struct arpreq {
#define ATF_PUBL 0x08 /* publish entry (respond for other host) */
#define ATF_USETRAILERS 0x10 /* has requested trailers */
-#endif
+#endif /* !_NET_IF_ARP_H_ */
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