Index: src/drivers/shadow/src/WheelModel.h
--- src/drivers/shadow/src/WheelModel.h.orig
+++ src/drivers/shadow/src/WheelModel.h
@@ -22,6 +22,10 @@
 #include <track.h>
 #include <math.h>
 
+#undef _B
+#undef _C
+#undef _X
+
 //#include "CarModel.h"
 class CarModel;
 
