get_kafka_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
{
    return 4 + tvb_get_ntohl(tvb, offset);
}
get_kafka_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
{
    return 4 + tvb_get_ntohl(tvb, offset);
}