int dict_count(dict_t*h);
void dict_dump(dict_t*h, FILE*fi, const char*prefix);
dictentry_t* dict_get_slot(dict_t*h, const void*key);
+char dict_contains(dict_t*h, const void*s);
void* dict_lookup(dict_t*h, const void*s);
char dict_del(dict_t*h, const void*s);
dict_t*dict_clone(dict_t*);