--TEST-- Bug #51269 (zlib.output_compression Overwrites Vary Header) --INI-- zlib.output_compression=1 --ENV-- HTTP_ACCEPT_ENCODING=gzip --SKIPIF-- <?php if (!extension_loaded("zlib")) die("skip zlib required"); ?> --FILE-- <?php header('Vary: Cookie'); echo 'foo'; ?> --EXPECTF-- %s --EXPECTHEADERS-- Vary: Cookie Content-Encoding: gzip Vary: Accept-Encoding