22 int ZEXPORT compress2 (dest, destLen, source, sourceLen, level)  in compress2()  argument
26     uLong sourceLen;
55             stream.avail_in = sourceLen > (uLong)max ? max : (uInt)sourceLen;
56             sourceLen -= stream.avail_in;
58         err = deflate(&stream, sourceLen ? Z_NO_FLUSH : Z_FINISH);
68 int ZEXPORT compress (dest, destLen, source, sourceLen)  in compress()  argument
72     uLong sourceLen;
74     return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION);
81 uLong ZEXPORT compressBound (sourceLen)  in compressBound()  argument
82     uLong sourceLen;  in compressBound()
84     return sourceLen + (sourceLen >> 12) + (sourceLen >> 14) +
85            (sourceLen >> 25) + 13;