TCPS_SYN_RECEIVED
#define TCPS_HAVERCVDSYN(s) ((s) >= TCPS_SYN_RECEIVED)
case TCPS_SYN_RECEIVED:
tp->t_state = TCPS_SYN_RECEIVED;
case TCPS_SYN_RECEIVED:
case TCPS_SYN_RECEIVED:
if (tp->t_state == TCPS_SYN_RECEIVED && q->tcpqe_tcp->th_reseqlen)
tp->t_state = TCPS_SYN_RECEIVED;
if ((tp->t_state == TCPS_SYN_SENT || tp->t_state == TCPS_SYN_RECEIVED)
case TCPS_SYN_RECEIVED: