ctf_do_queued_segments
if (ctf_do_queued_segments(tp, 1)) {
.tfb_do_queued_segments = ctf_do_queued_segments,
if (ctf_do_queued_segments(tp, 1)) {
.tfb_do_queued_segments = ctf_do_queued_segments,
int ctf_do_queued_segments(struct tcpcb *tp, int have_pkt);