-extern item_t *dict_find_item(dict_t *dict, string_t key, bool_t required,
- string_t desc, struct cloc loc);
-extern string_t dict_read_string(dict_t *dict, string_t key, bool_t required,
- string_t desc, struct cloc loc);
-extern uint32_t dict_read_number(dict_t *dict, string_t key, bool_t required,
- string_t desc, struct cloc loc, uint32_t def);
-extern bool_t dict_read_bool(dict_t *dict, string_t key, bool_t required,
- string_t desc, struct cloc loc, bool_t def);
+extern item_t *dict_find_item(dict_t *dict, cstring_t key, bool_t required,
+ cstring_t desc, struct cloc loc);
+extern string_t dict_read_string(dict_t *dict, cstring_t key, bool_t required,
+ cstring_t desc, struct cloc loc);
+extern uint32_t dict_read_number(dict_t *dict, cstring_t key, bool_t required,
+ cstring_t desc, struct cloc loc,
+ uint32_t def);
+ /* return value can safely be assigned to int32_t */
+extern bool_t dict_read_bool(dict_t *dict, cstring_t key, bool_t required,
+ cstring_t desc, struct cloc loc, bool_t def);