| ucs2le | System.AbstractFilePath.Encoding |
| ucs2le_decode | System.AbstractFilePath.Encoding |
| ucs2le_DF | System.AbstractFilePath.Encoding |
| ucs2le_EF | System.AbstractFilePath.Encoding |
| ucs2le_encode | System.AbstractFilePath.Encoding |
| uncons | |
| 1 (Function) | System.AbstractFilePath.Data.ByteString.Short |
| 2 (Function) | System.AbstractFilePath.Data.ByteString.Short.Word16 |
| unfoldr | |
| 1 (Function) | System.AbstractFilePath.Data.ByteString.Short |
| 2 (Function) | System.AbstractFilePath.Data.ByteString.Short.Word16 |
| unfoldrN | |
| 1 (Function) | System.AbstractFilePath.Data.ByteString.Short |
| 2 (Function) | System.AbstractFilePath.Data.ByteString.Short.Word16 |
| unpack | |
| 1 (Function) | System.AbstractFilePath.Data.ByteString.Short |
| 2 (Function) | System.AbstractFilePath.Data.ByteString.Short.Word16 |
| unpackAFP | System.AbstractFilePath.Internal, System.AbstractFilePath |
| unpackOsString | System.OsString.Internal, System.OsString |
| unpackPlatformString | |
| 1 (Function) | System.OsString.Posix, System.AbstractFilePath.Posix |
| 2 (Function) | System.OsString.Windows, System.AbstractFilePath.Windows |
| unpackWord16 | System.AbstractFilePath.Data.ByteString.Short.Internal |
| unPFP | System.OsString.Internal.Types, System.AbstractFilePath.Types |
| unPW | System.OsString.Internal.Types, System.AbstractFilePath.Types |
| unsafeFreezeByteArray | System.AbstractFilePath.Data.ByteString.Short.Internal |
| unsafeFromChar | |
| 1 (Function) | System.OsString.Posix, System.AbstractFilePath.Posix |
| 2 (Function) | System.OsString.Internal, System.OsString, System.AbstractFilePath |
| 3 (Function) | System.OsString.Windows, System.AbstractFilePath.Windows |
| unsnoc | |
| 1 (Function) | System.AbstractFilePath.Data.ByteString.Short |
| 2 (Function) | System.AbstractFilePath.Data.ByteString.Short.Word16 |
| unWFP | System.OsString.Internal.Types, System.AbstractFilePath.Types |
| unWW | System.OsString.Internal.Types, System.AbstractFilePath.Types |
| useAsCString | System.AbstractFilePath.Data.ByteString.Short |
| useAsCStringLen | System.AbstractFilePath.Data.ByteString.Short |
| useAsCWString | System.AbstractFilePath.Data.ByteString.Short.Internal, System.AbstractFilePath.Data.ByteString.Short.Word16 |
| useAsCWStringLen | System.AbstractFilePath.Data.ByteString.Short.Internal, System.AbstractFilePath.Data.ByteString.Short.Word16 |