xbt_dict_cursor_t cursor = nullptr;
char *key;
char *elem;
xbt_dict_foreach(current_property_set, cursor, key, elem) {
if (xbt_cfg_is_default_value(key)) {
xbt_dict_cursor_t cursor = nullptr;
char *key;
char *elem;
xbt_dict_foreach(current_property_set, cursor, key, elem) {
if (xbt_cfg_is_default_value(key)) {