tcp_respond
tcp_respond(tp, mtod(m, void *), th, m, (tcp_seq)0,
tcp_respond(tp, mtod(m, void *), th, m, th->th_seq+tlen,
tcp_respond(tp, t_template->tt_ipgen,
tcp_respond(tp, t_template->tt_ipgen,
tcp_respond(rack->rc_tp, t_template->tt_ipgen,
tcp_respond(tp, mtod(m, void *), th, m, tp->rcv_nxt,
tcp_respond(tp, mtod(m, void *), th, m, tp->rcv_nxt,
tcp_respond(tp, t_template->tt_ipgen,
tcp_respond(tp, mtod(m, void *), th, m,
tcp_respond(tp, mtod(m, void *), th, m,
tcp_respond(tp, mtod(m, void *), th, m, tp->rcv_nxt,
void tcp_respond(struct tcpcb *, void *,