diff -Nur openswan-2.4.5rc5/linux/net/ipsec/ipsec_tunnel.c openswan-2.4.5rc5.patched/linux/net/ipsec/ipsec_tunnel.c --- openswan-2.4.5rc5/linux/net/ipsec/ipsec_tunnel.c 2005-11-22 05:11:52.000000000 +0100 +++ openswan-2.4.5rc5.patched/linux/net/ipsec/ipsec_tunnel.c 2006-03-29 01:13:35.000000000 +0200 @@ -33,6 +33,7 @@ #include <linux/types.h> /* size_t */ #include <linux/interrupt.h> /* mark_bh */ +#include <net/arp.h> #include <net/tcp.h> #include <net/udp.h> #include <linux/skbuff.h>