diff -r 05a599216d83 -r c0f312f22238 engine.h
--- a/engine.h	Wed Mar 01 21:15:25 2006 +0000
+++ b/engine.h	Wed Mar 01 23:14:03 2006 +0000
@@ -98,6 +98,15 @@
 	byte type;				// type, ie VEH_Road, VEH_Train, etc. Same as in vehicle.h
 } Engine;
 
+/**
+ * EngineInfo.misc_flags is a bitmask, with the following values
+ */
+enum {
+	EF_RAIL_TILTS = 0, ///< Rail vehicle tilts in curves (unsupported)
+	EF_ROAD_TRAM  = 0, ///< Road vehicle is a tram/light rail vehicle (unsup)
+	EF_USES_2CC   = 1, ///< Vehicle uses two company colours
+	EF_RAIL_IS_MU = 2, ///< Rail vehicle is a multiple-unit (DMU/EMU)
+};
 
 enum {
 	RVI_MULTIHEAD = 1,