Index - U
| UCHAR | System.Win32.Types, System.Win32, Graphics.Win32 |
| UINT | System.Win32.Types, System.Win32, Graphics.Win32 |
| UINT_PTR | System.Win32.Types, System.Win32, Graphics.Win32 |
| ULONG | System.Win32.SimpleMAPI |
| uLONGToRc | System.Win32.SimpleMAPI |
| UnknownDebugEvent | System.Win32.DebugApi |
| UnknownException | System.Win32.DebugApi |
| UnloadDll | System.Win32.DebugApi |
| unmapViewOfFile | System.Win32.FileMapping, System.Win32 |
| unregisterClass | Graphics.Win32.Window, Graphics.Win32 |
| updateResource | Graphics.Win32.Resource, Graphics.Win32 |
| updateWindow | Graphics.Win32.Window, Graphics.Win32 |
| useAllRegs | System.Win32.DebugApi |
| USHORT | System.Win32.Types, System.Win32, Graphics.Win32 |