Function rdkafka_sys::bindings::rd_kafka_queue_cb_event_enable

pub unsafe extern "C" fn rd_kafka_queue_cb_event_enable(
    rkqu: *mut rd_kafka_queue_t, 
    event_cb: Option<unsafe extern "C" fn(rk: *mut rd_kafka_t, qev_opaque: *mut c_void)>, 
    qev_opaque: *mut c_void
)