96 #define MIN_LOOKAHEAD (MAX_MATCH+MIN_MATCH+1)
154    (UPDATE_HASH(s, s->ins_h, s->window[(str) + (MIN_MATCH-1)]), \
230     s->hash_shift =  ((s->hash_bits+MIN_MATCH-1)/MIN_MATCH);  in zlib_deflateInit2()
537     s->match_length = s->prev_length = MIN_MATCH-1;  in lm_init()
809         if (s->lookahead >= MIN_MATCH) {  in fill_window()
812 #if MIN_MATCH != 3  in fill_window()
813             Call UPDATE_HASH() MIN_MATCH-3 more times  in fill_window()
937         if (s->lookahead >= MIN_MATCH) {  in deflate_fast()
954         if (s->match_length >= MIN_MATCH) {  in deflate_fast()
958                                s->match_length - MIN_MATCH);  in deflate_fast()
966                 s->lookahead >= MIN_MATCH) {  in deflate_fast()
981 #if MIN_MATCH != 3  in deflate_fast()
982                 Call UPDATE_HASH() MIN_MATCH-3 more times  in deflate_fast()
1032         if (s->lookahead >= MIN_MATCH) {  in deflate_slow()
1039         s->match_length = MIN_MATCH-1;  in deflate_slow()
1053                  (s->match_length == MIN_MATCH &&  in deflate_slow()
1059                 s->match_length = MIN_MATCH-1;  in deflate_slow()
1065         if (s->prev_length >= MIN_MATCH && s->match_length <= s->prev_length) {  in deflate_slow()
1066             uInt max_insert = s->strstart + s->lookahead - MIN_MATCH;  in deflate_slow()
1072 				   s->prev_length - MIN_MATCH);  in deflate_slow()
1087             s->match_length = MIN_MATCH-1;  in deflate_slow()