* @param key ConfigKey to enumerate values for. */
Glib::VariantContainerBase config_list(const ConfigKey *key) const;
/** Enumerate available keys, according to a given index key. */
- map<const ConfigKey *, set<Capability> > config_keys(const ConfigKey *key);
+ map<const ConfigKey *, set<enum Capability> > config_keys(const ConfigKey *key);
/** Check for a key in the list from a given index key. */
bool config_check(const ConfigKey *key, const ConfigKey *index_key) const;
protected: