Add conditionnals to detect gpsd API version (indilib#188)

Co-authored-by: Marc-Olivier Barre <marc-olivier.barre@intercloud.com>

indi-gpsd/gps_driver.cpp

@@ -214,6 +214,9 @@ IPState GPSD::updateGPS()
         IDSetSwitch(&RefreshSP, nullptr);
     }
 
+#if GPSD_API_MAJOR_VERSION >= 10
+    struct gps_fix_t *gpsFix;
+#endif
     struct gps_data_t *gpsData;
     time_t raw_time;
 
@@ -279,8 +282,11 @@ IPState GPSD::updateGPS()
             break;
     }
 
-
+#if GPSD_API_MAJOR_VERSION >= 10
+    if (gpsFix->status == STATUS_NO_FIX)
+#else  
     if (gpsData->status == STATUS_NO_FIX)
+#endif
     {
         // We have no fix and there is no point in further processing.
         IUSaveText(&GPSstatusT[0], "NO FIX");