| uid_QueryVersionReply | Graphics.XHB.Gen.Shm |
| UngrabButton | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| ungrabButton | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UngrabDevice | Graphics.XHB.Gen.Input |
| ungrabDevice | Graphics.XHB.Gen.Input |
| UngrabDeviceButton | Graphics.XHB.Gen.Input |
| ungrabDeviceButton | Graphics.XHB.Gen.Input |
| UngrabDeviceKey | Graphics.XHB.Gen.Input |
| ungrabDeviceKey | Graphics.XHB.Gen.Input |
| UngrabKey | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| ungrabKey | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UngrabKeyboard | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| ungrabKeyboard | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UngrabPointer | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| ungrabPointer | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UngrabPort | Graphics.XHB.Gen.Xv |
| ungrabPort | Graphics.XHB.Gen.Xv |
| UninstallColormap | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| uninstallColormap | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UnionRegion | Graphics.XHB.Gen.XFixes |
| unionRegion | Graphics.XHB.Gen.XFixes |
| UnknownError | |
| 1 (Type/Class) | Graphics.XHB |
| 2 (Data Constructor) | Graphics.XHB |
| UnknownEvent | |
| 1 (Type/Class) | Graphics.XHB |
| 2 (Data Constructor) | Graphics.XHB |
| UnmapNotifyEvent | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UnmapSubwindows | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| unmapSubwindows | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UnmapWindow | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| unmapWindow | Graphics.XHB.Gen.Xproto, Graphics.XHB |
| UnredirectSubwindows | Graphics.XHB.Gen.Composite |
| unredirectSubwindows | Graphics.XHB.Gen.Composite |
| UnredirectWindow | Graphics.XHB.Gen.Composite |
| unredirectWindow | Graphics.XHB.Gen.Composite |
| UnregisterClients | Graphics.XHB.Gen.Record |
| unregisterClients | Graphics.XHB.Gen.Record |
| UnsetAttributes | Graphics.XHB.Gen.ScreenSaver |
| unsetAttributes | Graphics.XHB.Gen.ScreenSaver |
| UnsupportedPrivateRequestError | Graphics.XHB.Gen.Glx |
| update_RedirectSubwindows | Graphics.XHB.Gen.Composite |
| update_RedirectWindow | Graphics.XHB.Gen.Composite |
| update_UnredirectSubwindows | Graphics.XHB.Gen.Composite |
| update_UnredirectWindow | Graphics.XHB.Gen.Composite |
| UseXFont | Graphics.XHB.Gen.Glx |
| useXFont | Graphics.XHB.Gen.Glx |
| u_NotifyEvent | Graphics.XHB.Gen.RandR |
| u_sample_bits_ImageFormatInfo | Graphics.XHB.Gen.Xv |