TT_DELACK
if ((tcp_timer_active(tp, TT_DELACK) ||
tcp_timer_activate(tp, TT_DELACK,
tcp_timer_activate(tp, TT_DELACK, tcp_delacktime);
((!tcp_timer_active(tp, TT_DELACK) && \
case TT_DELACK:
if (tcp_timer_active(tp, TT_DELACK))
tcp_timer_activate(tp, TT_DELACK, 0);
COPYTIMER(TT_DELACK, tt_delack);
[TT_DELACK] = tcp_timer_delack,