extern list_t *new_closure(closure_t *cl);
extern void add_closure(dict_t *dict, cstring_t name, apply_fn apply);
extern void *find_cl_if(dict_t *dict, cstring_t name, uint32_t type,
- bool_t fail_if_invalid, cstring_t desc,
+ bool_t required, cstring_t desc,
struct cloc loc);
extern item_t *dict_find_item(dict_t *dict, cstring_t key, bool_t required,
cstring_t desc, struct cloc loc);