curl --head -u XXX:XXX -H "Host: XXX.XXX.fr" http://127.0.0.1/dwr/engine.js
HTTP/1.1 200 OK
Date: Wed, 07 Nov 2007 15:37:48 GMT
Server: Apache
Cache-Control: max-age=0
Expires: Wed, 07 Nov 2007 15:37:48 GMT
pragma: public
Expires: 0
Cache-Control: must-revalidate, post-check=0, pre-check=0
Last-Modified: Wed, 31 Oct 2007 17:16:45 GMT
ETag: "1193851005000"
Content-Length: 40960
Content-Type: text/javascript