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Diffstat (limited to 'cpukit/libnetworking/net/if_arp.h')
-rw-r--r--cpukit/libnetworking/net/if_arp.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/cpukit/libnetworking/net/if_arp.h b/cpukit/libnetworking/net/if_arp.h
index dd726bf856..a581c21558 100644
--- a/cpukit/libnetworking/net/if_arp.h
+++ b/cpukit/libnetworking/net/if_arp.h
@@ -37,6 +37,7 @@
#ifndef _NET_IF_ARP_H_
#define _NET_IF_ARP_H_
+#include <netinet/in.h>
/*
* Address Resolution Protocol.
*
@@ -48,13 +49,13 @@
* specified. Field names used correspond to RFC 826.
*/
struct arphdr {
- u_short ar_hrd; /* format of hardware address */
+ u_short ar_hrd BYTE_PACK; /* format of hardware address */
#define ARPHRD_ETHER 1 /* ethernet hardware format */
#define ARPHRD_FRELAY 15 /* frame relay hardware format */
- u_short ar_pro; /* format of protocol address */
- u_char ar_hln; /* length of hardware address */
- u_char ar_pln; /* length of protocol address */
- u_short ar_op; /* one of: */
+ u_short ar_pro BYTE_PACK; /* format of protocol address */
+ u_char ar_hln BYTE_PACK; /* length of hardware address */
+ u_char ar_pln BYTE_PACK; /* length of protocol address */
+ u_short ar_op BYTE_PACK; /* one of: */
#define ARPOP_REQUEST 1 /* request to resolve address */
#define ARPOP_REPLY 2 /* response to previous request */
#define ARPOP_REVREQUEST 3 /* request protocol address given hardware */