typedef int BoardObject;
typedef int Small;
typedef int Distance;
+typedef short SegmentNumInMap;
typedef enum {
mfk_none,
extern const SegmentNum info_nsegments;
extern const SegmentInfo info_segments[];
+extern const SegmentNumInMap info_segmentmap[];
+extern const int info_segmentmaplen;
extern const BoardObject info_maxreverse; /* max. reverse + 1 */