Auth_OpenID_GenericConsumer::_makeKVPost PHP Method

    function _makeKVPost($message, $server_url)
    {
        $body = $message->toURLEncoded();
        $resp = $this->fetcher->post($server_url, $body);
        if ($resp === null) {
            return null;
        }
        return $this->_httpResponseToMessage($resp, $server_url);
    }