zlib_deflateEnd
err = zlib_deflateEnd(&stream);
zlib_deflateEnd(&zctx->cctx);
if (zlib_deflateEnd(&stream) != Z_OK)
zlib_deflateEnd(&c->zstream);
rc = zlib_deflateEnd(&compress_stream);
zlib_deflateEnd(&state->strm);
zlib_deflateEnd(&workspace->strm);
zlib_deflateEnd(&workspace->strm);
zlib_deflateEnd(&workspace->strm);
zlib_deflateEnd(&def_strm);
zlib_deflateEnd(&def_strm);
ret = zlib_deflateEnd(&zstream);
extern int zlib_deflateEnd (z_streamp strm);
EXPORT_SYMBOL(zlib_deflateEnd);