extern void one_resistance(object_type *o_ptr);
extern void one_ability(object_type *o_ptr);
extern bool create_artifact(object_type *o_ptr, bool a_scroll);
+extern int activation_index(object_type *o_ptr);
extern bool activate_random_artifact(object_type * o_ptr);
-extern const activation_type* find_activation_info(const object_type *o_ptr);
+extern const activation_type* find_activation_info(object_type *o_ptr);
extern void get_bloody_moon_flags(object_type *o_ptr);
extern void random_artifact_resistance(object_type * o_ptr, artifact_type *a_ptr);
extern bool create_named_art(int a_idx, int y, int x);