sen_ip_dst
sunion.sin.sin_addr = ipa->ipa_info.sen_ip_dst;
sunion.sin.sin_addr = ipa->ipa_mask.sen_ip_dst;
flow->sen_ip_dst = dst->sin.sin_addr;
flowmask->sen_ip_dst = dstmask->sin.sin_addr;
sunion->sin.sin_addr = encap->sen_ip_dst;
sizeof(struct in_addr), (caddr_t) &(ddst->sen_ip_dst));
sdst.sin.sin_addr = ddst->sen_ip_dst;
ipa->ipa_info.sen_ip_dst = ddst->sen_ip_dst;
ipa->ipa_mask.sen_ip_dst.s_addr = INADDR_BROADCAST;
ipa->ipa_info.sen_ip_dst = ipo->ipo_addr.sen_ip_dst;
ipa->ipa_mask.sen_ip_dst = ipo->ipo_mask.sen_ip_dst;