7 #ifndef VARDEF

     7 #ifndef VARDEF

     8 #define VARDEF extern

     8 #define VARDEF extern

     9 #endif

     9 #endif

    10 

    10 

    11 // Forward declarations of structs.

    11 // Forward declarations of structs.

    13 struct Waypoint;

    12 struct Waypoint;

    14 struct Station;

    13 struct Station;

    15 struct ViewPort;

    14 struct ViewPort;

    16 struct DrawPixelInfo;

    15 struct DrawPixelInfo;

    17 struct Group;

    16 struct Group;

    24 

    23 

    25 /* IDs used in Pools */

    24 /* IDs used in Pools */

    26 typedef uint16 StationID;

    25 typedef uint16 StationID;

    27 static const StationID INVALID_STATION = 0xFFFF;

    26 static const StationID INVALID_STATION = 0xFFFF;

    28 typedef uint16 RoadStopID;

    27 typedef uint16 RoadStopID;

    30 typedef uint16 WaypointID;

    28 typedef uint16 WaypointID;

    31 typedef uint16 OrderID;

    29 typedef uint16 OrderID;

    32 typedef uint16 SignID;

    30 typedef uint16 SignID;

    33 typedef uint16 GroupID;

    31 typedef uint16 GroupID;

    34 typedef uint16 EngineRenewID;

    32 typedef uint16 EngineRenewID;