Open the php.ini - file
Under Debian or SUSE and their derivatives this file lies at /etc/php5/apache2/php.ini
On Windows, you can find this file within C:/Program Files (x86)/PHP/PHP.ini
cadaver is a command-line WebDAV client for Unix.It supports file upload, download, on-screen display, namespace operations (move/copy), collection creation and deletion, and locking operations.