Clean up path.h

Source/path.h

@@ -6,20 +6,9 @@
 #ifndef __PATH_H__
 #define __PATH_H__
 
-extern PATHNODE path_nodes[MAXPATHNODES];
-extern int gdwCurPathStep;
-extern int gdwCurNodes;
-extern int pnode_vals[MAX_PATH_LENGTH];
-extern PATHNODE *pnode_ptr;
-extern PATHNODE *pnode_tblptr[MAXPATHNODES];
-extern PATHNODE *path_2_nodes;
-extern PATHNODE path_unusednodes[MAXPATHNODES];
-
 int FindPath(BOOL (*PosOk)(int, int, int), int PosOkArg, int sx, int sy, int dx, int dy, char *path);
 int path_get_h_cost(int sx, int sy, int dx, int dy);
-int path_check_equal(PATHNODE *pPath, int dx, int dy);
 PATHNODE *GetNextPath();
-BOOL path_solid_pieces(PATHNODE *pPath, int dx, int dy);
 BOOL path_get_path(BOOL (*PosOk)(int, int, int), int PosOkArg, PATHNODE *pPath, int x, int y);
 BOOL path_parent_path(PATHNODE *pPath, int dx, int dy, int sx, int sy);
 PATHNODE *path_get_node1(int dx, int dy);
@@ -30,12 +19,4 @@ void path_push_active_step(PATHNODE *pPath);
 PATHNODE *path_pop_active_step();
 PATHNODE *path_new_step();
 
-/* rdata */
-
-extern const char pathxdir[8];
-extern const char pathydir[8];
-
-/* data */
-extern char path_directions[9];
-
 #endif /* __PATH_H__ */