rb_objspace_reachable_objects_from  795 ext/objspace/objspace.c 	rb_objspace_reachable_objects_from(obj, reachable_object_from_i, &data);
rb_objspace_reachable_objects_from  295 ext/objspace/objspace_dump.c     rb_objspace_reachable_objects_from(obj, reachable_object_i, dc);
rb_objspace_reachable_objects_from 4871 gc.c           	rb_objspace_reachable_objects_from(data.root_obj = obj, allrefs_i, &data);
rb_objspace_reachable_objects_from 5036 gc.c           	    rb_objspace_reachable_objects_from(obj, check_children_i, (void *)data);
rb_objspace_reachable_objects_from 5048 gc.c           		rb_objspace_reachable_objects_from(obj, check_generation_i, (void *)data);
rb_objspace_reachable_objects_from 5055 gc.c           		    rb_objspace_reachable_objects_from(obj, check_color_i, (void *)data);
rb_objspace_reachable_objects_from   97 gc.h           void rb_objspace_reachable_objects_from(VALUE obj, void (func)(VALUE, void *), void *data);