123 	struct tcphdr* nth;  in tcp_twrespond()  local
151 	nth = (struct tcphdr*) &outbuf[0];  in tcp_twrespond()
157 	nth->th_sport = tp->lport;  in tcp_twrespond()
158 	nth->th_dport = tp->fport;  in tcp_twrespond()
159 	nth->th_seq = htonl(tp->snd_nxt);  in tcp_twrespond()
160 	nth->th_ack = htonl(tp->rcv_nxt);  in tcp_twrespond()
161 	nth->th_off_x2 = ((sizeof(struct tcphdr) + optlen) >> 2) << TH_OFF_SHIFT;  in tcp_twrespond()
162 	nth->th_flags = flags;  in tcp_twrespond()
163 	nth->th_win = htons(tp->tw_last_win);  in tcp_twrespond()
164 	nth->th_urp = 0;  in tcp_twrespond()
165 	nth->th_sum = 0;  in tcp_twrespond()
167 	memcpy(nth + 1, opt, optlen);  in tcp_twrespond()