vt_audit_event
vt_audit_event(ah, ADT_screenlock, PAM_SUCCESS);
static void vt_audit_event(adt_session_data_t *, au_event_t, int);
vt_audit_event(ah, ADT_passwd, err);
vt_audit_event(ah, ADT_screenunlock, err);
vt_audit_event(ah, ADT_screenunlock, err);