// lighttpd, nginx), you can enable X-Sendfile support for better
// performance. Presently, only attachment serving when the site is
// in private mode will use X-Sendfile.
-// $config['site']['X-Sendfile'] = false;
+// $config['site']['use_x_sendfile'] = false;
// You may also need to enable X-Sendfile support for your web server and
// allow it to access files outside of the web root. For Apache with
// mod_xsendfile, you can add these to your .htaccess or server config: