my php can not load php_sdo.dll.

who can help me?
the php_sdo.dll file is download from dllcentral.com,but it is broken.

and now , the http://pecl4win.php.net is out of service,so I can not get  right copy of php_sdo.dll.

I would be very grateful if you send me a right copy of php_sdo.dll.