USBA_CLIENT_FLAG_EV_CBS
USBA_CLIENT_FLAG_EV_CBS) {
~USBA_CLIENT_FLAG_EV_CBS;
USBA_CLIENT_FLAG_EV_CBS;
USBA_CLIENT_FLAG_EV_CBS;
~USBA_CLIENT_FLAG_EV_CBS;
&= ~USBA_CLIENT_FLAG_EV_CBS;