record.seen |= AltosRecord.seen_gps_time | AltosRecord.seen_gps_lat | AltosRecord.seen_gps_lon;
record.gps.nsat = (gps_flags & AO_GPS_NUM_SAT_MASK);
record.seen |= AltosRecord.seen_gps_time | AltosRecord.seen_gps_lat | AltosRecord.seen_gps_lon;
record.gps.nsat = (gps_flags & AO_GPS_NUM_SAT_MASK);