ndqb
tbc = ndqb(&tp->t_outq, 0);
tbc = ndqb(&tp->t_outq, 0);
sc->sc_txc = ndqb(&tp->t_outq, 0);
tbc = ndqb(&tp->t_outq, 0);
move = min(ndqb(&tp->t_outq, 0), move);
mp->mp_txc = ndqb(&tp->t_outq, 0);
sp->sp_txc = ndqb(&tp->t_outq, 0);
cnt = ndqb(&tp->t_outq, 0);
n = ndqb(&tp->t_outq, 0);
if ((n = ndqb(&tp->t_outq, 0)) > 0) {
int ndqb(struct clist *q, int flag);