values_i         1988 hash.c         	rb_hash_foreach(hash, values_i, values);
values_i          338 id_table.c         rb_id_table_foreach_values_func_t *values_i;
values_i          346 id_table.c         return values_iter_data->values_i(val, values_iter_data->data);
values_i          353 id_table.c         values_iter_data.values_i = func;