Function librdkafka_sys::rd_kafka_consume_batch_queue

pub unsafe extern "C" fn rd_kafka_consume_batch_queue(
    rkqu: *mut rd_kafka_queue_t, 
    timeout_ms: c_int, 
    rkmessages: *mut *mut rd_kafka_message_t, 
    rkmessages_size: size_t
) -> ssize_t