-extern void drawBoundingBox(BBox *, Bool);
-extern void createBBoxList(BBox *, GLuint *, int);
-extern void createDrawLists(BBox *, GLuint *, GLuint *, GLuint *, Bool);
-extern void drawSchool(XColor *, School *, GLuint, GLuint, GLuint, int, Bool, Bool);
+extern int drawBoundingBox(BBox *, Bool);
+extern int createBBoxList(BBox *, GLuint *, int);
+extern void createDrawLists(BBox *, GLuint *, GLuint *, GLuint *, int *, int *, Bool);
+extern void drawSchool(XColor *, School *, GLuint, GLuint, GLuint, int, Bool, Bool,
+ int, int, unsigned long *);