ERR_RETURN        681 3rdparty/zlib/deflate.c         ERR_RETURN(strm, Z_STREAM_ERROR);
ERR_RETURN        683 3rdparty/zlib/deflate.c     if (strm->avail_out == 0) ERR_RETURN(strm, Z_BUF_ERROR);
ERR_RETURN        889 3rdparty/zlib/deflate.c         ERR_RETURN(strm, Z_BUF_ERROR);
ERR_RETURN        894 3rdparty/zlib/deflate.c         ERR_RETURN(strm, Z_BUF_ERROR);