PRU_SEND
KASSERT(req != PRU_SEND);
if (req != PRU_SEND && req != PRU_SENDOOB && control)
case PRU_SEND:
ostate = tcp_debug_capture(tp, PRU_SEND);
tcp_debug_trace(so, tp, ostate, PRU_SEND);
tcp_debug_trace(so, tp, ostate, PRU_SEND);