79     object *cur;  in free_objects()  local
82     cur = start;  in free_objects()
83     while (cur->nextobj != nullptr) {  in free_objects()
84         cur2 = (object *)cur->nextobj;  in free_objects()
85         cur->methods->free(cur);  in free_objects()
86         cur = cur2;  in free_objects()
88     free(cur);  in free_objects()
100     object *cur;  in intersect_objects()  local
104     cur = &temp; /* ready, set                          */  in intersect_objects()
106     while ((cur = (object *)cur->nextobj) != nullptr)  in intersect_objects()
107         cur->methods->intersect(cur, intray);  in intersect_objects()