ct_tally
bflush = ct_tally(s, s->strstart - s->match_start,
bflush = ct_tally (s, 0, s->window[s->strstart]);
bflush = ct_tally(s, s->strstart -1 - s->prev_match,
if (ct_tally (s, 0, s->window[s->strstart-1])) {
ct_tally (s, 0, s->window[s->strstart-1]);
local int ct_tally OF((deflate_state *s, int dist, int lc));