GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
#ifdef GZIP
index->strm.next_in[0] == 0x1f ? GZIP :
if (ret == Z_STREAM_END && mode == GZIP &&
ret = inflateReset2(&index->strm, GZIP);
if (ret == Z_STREAM_END && index->mode == GZIP) {
inflateReset2(&index->strm, GZIP);
state->how = GZIP;
state->how = GZIP;
case GZIP: /* -> GZIP or LOOK (if end of gzip stream) */