Symbol: TF_SACK_PERMIT
sys/netinet/tcp_input.c
3196
tp->t_flags |= TF_SACK_PERMIT;
sys/netinet/tcp_syncache.c
1033
if ((tb.t_flags & TF_SACK_PERMIT) && tcp_do_sack)
sys/netinet/tcp_usrreq.c
212
if (tp->t_flags & TF_SACK_PERMIT)