void (*unregister_obj)(void *, glui32, gidispatch_rock_t);
gidispatch_rock_t (*register_arr)(void *, glui32, char *);
void (*unregister_arr)(void *, glui32, char *, gidispatch_rock_t);
void (*unregister_obj)(void *, glui32, gidispatch_rock_t);
gidispatch_rock_t (*register_arr)(void *, glui32, char *);
void (*unregister_arr)(void *, glui32, char *, gidispatch_rock_t);