module.exports = Object.freeze({ Z_NO_FLUSH: 0, Z_PARTIAL_FLUSH: 1, Z_SYNC_FLUSH: 2, Z_FULL_FLUSH: 3, Z_FINISH: 4, Z_BLOCK: 5, Z_OK: 0, Z_STREAM_END: 1, Z_NEED_DICT: 2, Z_ERRNO: -1, Z_STREAM_ERROR: -2, Z_DATA_ERROR: -3, Z_MEM_ERROR: -4, Z_BUF_ERROR: -5, Z_VERSION_ERROR: -6, Z_NO_COMPRESSION: 0, Z_BEST_SPEED: 1, Z_BEST_COMPRESSION: 9, Z_DEFAULT_COMPRESSION: -1, Z_FILTERED: 1, Z_HUFFMAN_ONLY: 2, Z_RLE: 3, Z_FIXED: 4, Z_DEFAULT_STRATEGY: 0, ZLIB_VERNUM: 4736, DEFLATE: 1, INFLATE: 2, GZIP: 3, GUNZIP: 4, DEFLATERAW: 5, INFLATERAW: 6, UNZIP: 7, Z_MIN_WINDOWBITS: 8, Z_MAX_WINDOWBITS: 15, Z_DEFAULT_WINDOWBITS: 15, Z_MIN_CHUNK: 64, Z_MAX_CHUNK: Infinity, Z_DEFAULT_CHUNK: 16384, Z_MIN_MEMLEVEL: 1, Z_MAX_MEMLEVEL: 9, Z_DEFAULT_MEMLEVEL: 8, Z_MIN_LEVEL: -1, Z_MAX_LEVEL: 9, Z_DEFAULT_LEVEL: -1 })