+diff -urN gpsd-2.39/drivers.c gpsd-2.39.new/drivers.c
+--- gpsd-2.39/drivers.c 2009-03-18 18:37:56.000000000 +0100
++++ gpsd-2.39.new/drivers.c 2009-07-29 00:22:54.000000000 +0200
+@@ -165,9 +165,13 @@
+ /* probe for the FV-18 -- expect $PFEC,GPint followed by data */
+ (void)nmea_send(session, "$PFEC,GPint");
+ break;
++ case 3:
++ /* probe for the Trimble Copernicus */
++ (void)nmea_send(session->gpsdata.gps_fd, "$PTNLSNM,0139,01");
++ break;
+ #endif /* NMEA_ENABLE */
+ #ifdef EVERMORE_ENABLE
+- case 3:
++ case 4:
+ /* Enable checksum and GGA(1s), GLL(0s), GSA(1s), GSV(1s), RMC(1s), VTG(0s), PEMT101(1s) */
+ /* EverMore will reply with: \x10\x02\x04\x38\x8E\xC6\x10\x03 */
+ (void)gpsd_write(session,
+@@ -175,31 +179,31 @@
+ break;
+ #endif /* EVERMORE_ENABLE */
+ #ifdef ITRAX_ENABLE
+- case 4:
++ case 5:
+ /* probe for iTrax, looking for "$PFST,OK" */
+ (void)nmea_send(session, "$PFST");
+ break;
+ #endif /* ITRAX_ENABLE */
+ #ifdef GPSCLOCK_ENABLE
+- case 5:
++ case 6:
+ /* probe for Furuno Electric GH-79L4-N (GPSClock); expect $PFEC,GPssd */
+ (void)nmea_send(session, "$PFEC,GPsrq");
+ break;
+ #endif /* GPSCLOCK_ENABLE */
+ #ifdef ASHTECH_ENABLE
+- case 6:
++ case 7:
+ /* probe for Ashtech -- expect $PASHR,RID */
+ (void)nmea_send(session, "$PASHQ,RID");
+ break;
+ #endif /* ASHTECH_ENABLE */
+ #ifdef UBX_ENABLE
+- case 7:
++ case 8:
+ /* probe for UBX -- query software version */
+ (void)ubx_write(session, 0x0au, 0x04, NULL, 0);
+ break;
+ #endif /* UBX_ENABLE */
+ #ifdef MKT3301_ENABLE
+- case 8:
++ case 9:
+ /* probe for MKT-3301 -- expect $PMTK705 */
+ (void)nmea_send(session, "$PMTK605");
+ break;