D-Bus 1.13.18

### - u -

- u : DBusMessageRealIter , DBusTypeReader , DBusTypeWriter
- u16 : DBusBasicValue
- u32 : DBusBasicValue
- u64 : DBusBasicValue
- uid : DBusStat , DBusUserInfo
- unique_name : BusData
- unix_fd_negotiated : DBusAuth
- unix_fd_possible : DBusAuth
- unix_fd_value : DBusCounter
- unix_user_data : DBusTransport
- unix_user_function : DBusTransport
- unregister_function : DBusObjectPathVTable , DBusObjectSubtree
- unused_bytes_recovered : DBusTransport
- used_so_far : DBusMemBlock
- user_data : DBusMessageFilter , DBusObjectSubtree
- username : DBusUserInfo