void* _dbus_list_pop_first (DBusList **list);
void* _dbus_list_pop_last (DBusList **list);
DBusList* _dbus_list_pop_first_link (DBusList **list);
-DBusList* _dbus_list_pop_last_link (DBusList **list);
dbus_bool_t _dbus_list_copy (DBusList **list,
DBusList **dest);
int _dbus_list_get_length (DBusList **list);