474 #define BITS(n) \  macro
633                 ((BITS(8) << 8) + (hold >> 8)) % 31) {  in inflate()
638             if (BITS(4) != Z_DEFLATED) {  in inflate()
644             len = BITS(4) + 8;  in inflate()
817             state->last = BITS(1);  in inflate()
819             switch (BITS(2)) {  in inflate()
875             state->nlen = BITS(5) + 257;  in inflate()
877             state->ndist = BITS(5) + 1;  in inflate()
879             state->ncode = BITS(4) + 4;  in inflate()
895                 state->lens[order[state->have++]] = (unsigned short)BITS(3);  in inflate()
917                     this = state->lencode[BITS(state->lenbits)];  in inflate()
936                         copy = 3 + BITS(2);  in inflate()
943                         copy = 3 + BITS(3);  in inflate()
950                         copy = 11 + BITS(7);  in inflate()
997                 this = state->lencode[BITS(state->lenbits)];  in inflate()
1005                             (BITS(last.bits + last.op) >> last.bits)];  in inflate()
1036                 state->length += BITS(state->extra);  in inflate()
1044                 this = state->distcode[BITS(state->distbits)];  in inflate()
1052                             (BITS(last.bits + last.op) >> last.bits)];  in inflate()
1071                 state->offset += BITS(state->extra);  in inflate()