(svn r23087) -Feature: Auto-refitting of vehicles during loading at a station when the vehicle allows it.

src/cargo_type.h

@@ -65,6 +65,7 @@ enum CargoTypes {
 
 	NUM_CARGO       = 32,   ///< Maximal number of cargo types in a game.
 
+	CT_AUTO_REFIT   = 0xFD, ///< Automatically choose cargo type when doing auto refitting.
 	CT_NO_REFIT     = 0xFE, ///< Do not refit cargo of a vehicle (used in vehicle orders and auto-replace/auto-new).
 	CT_INVALID      = 0xFF, ///< Invalid cargo type.
 };