ser_mon = FIELD_NL(raw_serial, SERIAL_MONTH);
ser_nr = FIELD_NL(raw_serial, SERIAL_NUMBER);
sr_spew("Packet: Y-M %x-%x, nr %x.", ser_year, ser_mon, ser_nr);
ser_mon = FIELD_NL(raw_serial, SERIAL_MONTH);
ser_nr = FIELD_NL(raw_serial, SERIAL_NUMBER);
sr_spew("Packet: Y-M %x-%x, nr %x.", ser_year, ser_mon, ser_nr);