1679 	ip_t	iptmp;  in end_udp()  local
1681 	bzero((char *)&iptmp, sizeof(iptmp));  in end_udp()
1682 	iptmp.ip_p = ip->ip_p;  in end_udp()
1683 	iptmp.ip_src = ip->ip_src;  in end_udp()
1684 	iptmp.ip_dst = ip->ip_dst;  in end_udp()
1685 	iptmp.ip_len = htons(ip->ip_len - (ip->ip_hl << 2));  in end_udp()
1686 	sum = p_chksum((u_short *)&iptmp, (u_int)sizeof(iptmp));  in end_udp()
1688 	udp->uh_sum = c_chksum((u_short *)udp, (u_int)ntohs(iptmp.ip_len), sum);  in end_udp()
1700 	ip_t	iptmp;  in end_tcp()  local
1702 	bzero((char *)&iptmp, sizeof(iptmp));  in end_tcp()
1703 	iptmp.ip_p = ip->ip_p;  in end_tcp()
1704 	iptmp.ip_src = ip->ip_src;  in end_tcp()
1705 	iptmp.ip_dst = ip->ip_dst;  in end_tcp()
1706 	iptmp.ip_len = htons(ip->ip_len - (ip->ip_hl << 2));  in end_tcp()
1707 	sum = p_chksum((u_short *)&iptmp, (u_int)sizeof(iptmp));  in end_tcp()
1709 	tcp->th_sum = c_chksum((u_short *)tcp, (u_int)ntohs(iptmp.ip_len), sum);  in end_tcp()