extern const unsigned int hint_allowed; /* legal place for a pawn */
extern const unsigned int hint_forbidden; /* illegal place for a pawn */
+extern const unsigned int north;
+extern const unsigned int north_east;
+extern const unsigned int east;
+extern const unsigned int south_east;
+extern const unsigned int south;
+extern const unsigned int south_west;
+extern const unsigned int west;
+extern const unsigned int north_west;
+
#endif /* CONSTANTS_H */