| U1 |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| UAddr |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uAddr# | GHC.Internal.Generics | 
| UChar |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uChar# | GHC.Internal.Generics | 
| UDouble |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uDouble# | GHC.Internal.Generics | 
| UFloat |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uFloat# | GHC.Internal.Generics | 
| UInfixE | GHC.Internal.TH.Syntax | 
| uInfixE | GHC.Internal.TH.Lib | 
| UInfixP | GHC.Internal.TH.Syntax | 
| uInfixP | GHC.Internal.TH.Lib | 
| UInfixT | GHC.Internal.TH.Syntax | 
| uInfixT | GHC.Internal.TH.Lib | 
| UInt |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uInt# | GHC.Internal.Generics | 
| unBigNat | GHC.Internal.Bignum.BigNat, GHC.Internal.Natural | 
| UnboundVarE | GHC.Internal.TH.Syntax | 
| unboundVarE | GHC.Internal.TH.Lib | 
| unboxedSumDataName | GHC.Internal.TH.Syntax | 
| UnboxedSumE | GHC.Internal.TH.Syntax | 
| unboxedSumE | GHC.Internal.TH.Lib | 
| UnboxedSumP | GHC.Internal.TH.Syntax | 
| unboxedSumP | GHC.Internal.TH.Lib | 
| UnboxedSums | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UnboxedSumT | GHC.Internal.TH.Syntax | 
| unboxedSumT | GHC.Internal.TH.Lib | 
| unboxedSumTypeName | GHC.Internal.TH.Syntax | 
| UnboxedTupE | GHC.Internal.TH.Syntax | 
| unboxedTupE | GHC.Internal.TH.Lib | 
| unboxedTupleDataName | GHC.Internal.TH.Syntax | 
| UnboxedTuples | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UnboxedTupleT | GHC.Internal.TH.Syntax | 
| unboxedTupleT | GHC.Internal.TH.Lib | 
| unboxedTupleTypeName | GHC.Internal.TH.Syntax | 
| UnboxedTupP | GHC.Internal.TH.Syntax | 
| unboxedTupP | GHC.Internal.TH.Lib | 
| uncheckedIShiftL# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedIShiftL64# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Int, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedIShiftRA# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedIShiftRA64# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Int, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedIShiftRL# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedIShiftRL64# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftL# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftL64# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Word, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLInt16# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLInt32# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLInt8# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLWord16# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLWord32# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftLWord8# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRAInt16# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRAInt32# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRAInt8# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRL# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRL64# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Word, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLInt16# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLInt32# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLInt8# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLWord16# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLWord32# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| uncheckedShiftRLWord8# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unComp1 | GHC.Internal.Generics | 
| uncons | GHC.Internal.List, GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| UnconsSymbol | GHC.Internal.TypeLits | 
| unConstPtr | GHC.Internal.Foreign.C.ConstPtr | 
| uncurry | GHC.Internal.Data.Tuple | 
| UndecidableInstances | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UndecidableSuperClasses | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| undefined | GHC.Internal.Err, GHC.Internal.Base | 
| UndefinedElement | GHC.Internal.IO.Exception, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| Underflow | GHC.Internal.Exception.Type, GHC.Internal.Exception, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| underflowError | GHC.Internal.Real | 
| underflowException | GHC.Internal.Exception.Type, GHC.Internal.Exception | 
| UnderflowFrame | GHC.Internal.Heap.Closures | 
| UNDERFLOW_FRAME | GHC.Internal.ClosureTypes | 
| unescapeArgs | GHC.Internal.ResponseFile | 
| unexpectedValue | GHC.Internal.Bignum.Primitives | 
| unexpectedValue_Int# | GHC.Internal.Bignum.Primitives | 
| unexpectedValue_Word# | GHC.Internal.Bignum.Primitives | 
| unfoldr | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| UnicodeSyntax | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| unicodeVersion | GHC.Internal.Unicode | 
| Unidir | GHC.Internal.TH.Syntax | 
| unidir | GHC.Internal.TH.Lib | 
| uninterruptibleMask | GHC.Internal.IO, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| uninterruptibleMask_ | GHC.Internal.IO, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| unIO | GHC.Internal.Base, GHC.Internal.IO | 
| union | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| unionBy | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| Uniq | GHC.Internal.TH.Syntax | 
| Unique | GHC.Internal.Data.Unique | 
| Unit | GHC.Internal.Tuple | 
| Unit# | GHC.Internal.Types | 
| universalNewlineMode | GHC.Internal.IO.Handle.Types, GHC.Internal.IO.Handle, GHC.Internal.System.IO | 
| unK1 | GHC.Internal.Generics | 
| UnknownTypeWordSizedPrimitive | GHC.Internal.Heap.Closures | 
| unless | GHC.Internal.Control.Monad | 
| Unlifted |  | 
| 1 (Data Constructor) | GHC.Internal.Types, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Type/Class) | GHC.Internal.TH.Syntax | 
| UnliftedDatatypes | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UnliftedFFITypes | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UnliftedNewtypes | GHC.Internal.LanguageExtensions, GHC.Internal.TH.Syntax | 
| UnliftedRep | GHC.Internal.Types, GHC.Internal.Base, GHC.Internal.Exts | 
| UnliftedType | GHC.Internal.Types, GHC.Internal.Base, GHC.Internal.Exts | 
| unlines | GHC.Internal.Data.OldList, GHC.Internal.Data.List, GHC.Internal.Data.String | 
| unM1 | GHC.Internal.Generics | 
| unmaskAsyncExceptions# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| Unmasked | GHC.Internal.IO, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| unpackAppendCString# | GHC.Internal.CString, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackAppendCStringUtf8# | GHC.Internal.CString, GHC.Internal.Base | 
| unpackClosure# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unpackCString | GHC.Internal.Pack | 
| unpackCString# | GHC.Internal.CString, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackCStringUtf8# | GHC.Internal.CString, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackDoubleX2# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackDoubleX4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackDoubleX8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackFloatX16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackFloatX4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackFloatX8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackFoldrCString# | GHC.Internal.CString, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackFoldrCStringUtf8# | GHC.Internal.CString, GHC.Internal.Base | 
| unpackInt16X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt16X32# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt16X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt32X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt32X4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt32X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt64X2# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt64X4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt64X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt8X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt8X32# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackInt8X64# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackNBytes# | GHC.Internal.CString, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord16X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord16X32# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord16X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord32X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord32X4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord32X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord64X2# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord64X4# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord64X8# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord8X16# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord8X32# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unpackWord8X64# | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| unPar1 | GHC.Internal.Generics | 
| unQ | GHC.Internal.TH.Monad | 
| unRec1 | GHC.Internal.Generics | 
| unregisterFd | GHC.Internal.Event | 
| unregisterFd_ | GHC.Internal.Event | 
| unregisterTimeout | GHC.Internal.Event | 
| Unsafe | GHC.Internal.TH.Syntax | 
| unsafe | GHC.Internal.TH.Lib | 
| unsafeAccum | GHC.Internal.Arr | 
| unsafeAccumArray | GHC.Internal.Arr | 
| unsafeAccumArray' | GHC.Internal.Arr | 
| unsafeArray | GHC.Internal.Arr | 
| unsafeArray' | GHC.Internal.Arr | 
| unsafeAt | GHC.Internal.Arr | 
| unsafeChr | GHC.Internal.Base | 
| unsafeCodeCoerce | GHC.Internal.TH.Monad | 
| unsafeCoerce | GHC.Internal.Unsafe.Coerce | 
| unsafeCoerce# | GHC.Internal.Unsafe.Coerce, GHC.Internal.Exts | 
| unsafeCoerceAddr | GHC.Internal.Unsafe.Coerce | 
| unsafeCoerceUnlifted | GHC.Internal.Unsafe.Coerce | 
| unsafeDupableInterleaveIO | GHC.Internal.IO.Unsafe, GHC.Internal.IO | 
| unsafeDupableInterleaveST | GHC.Internal.ST, GHC.Internal.Control.Monad.ST.Imp | 
| unsafeDupablePerformIO | GHC.Internal.IO.Unsafe, GHC.Internal.IO | 
| UnsafeEquality | GHC.Internal.Unsafe.Coerce | 
| unsafeEqualityProof | GHC.Internal.Unsafe.Coerce | 
| unsafeForeignPtrToPtr | GHC.Internal.ForeignPtr, GHC.Internal.Foreign.ForeignPtr.Imp, GHC.Internal.Foreign.ForeignPtr.Unsafe | 
| unsafeFreezeArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeFreezeArrayArray# | GHC.Internal.ArrayArray, GHC.Internal.Exts | 
| unsafeFreezeByteArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeFreezeSmallArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeFreezeSTArray | GHC.Internal.Arr | 
| unsafeIndex | GHC.Internal.Ix, GHC.Internal.Arr | 
| unsafeInterleaveIO | GHC.Internal.IO.Unsafe, GHC.Internal.IO | 
| unsafeInterleaveST |  | 
| 1 (Function) | GHC.Internal.ST, GHC.Internal.Control.Monad.ST.Imp | 
| 2 (Function) | GHC.Internal.Control.Monad.ST.Lazy.Imp | 
| unsafeIOToST |  | 
| 1 (Function) | GHC.Internal.IO, GHC.Internal.Control.Monad.ST.Imp | 
| 2 (Function) | GHC.Internal.Control.Monad.ST.Lazy.Imp | 
| unsafeIOToSTM | GHC.Internal.Conc.Sync | 
| unsafeLocalState | GHC.Internal.Foreign.Marshal.Unsafe | 
| unsafeLookupStaticPtr | GHC.Internal.StaticPtr | 
| unsafePerformIO | GHC.Internal.IO.Unsafe, GHC.Internal.IO | 
| unsafePtrEquality# | GHC.Internal.Prim.PtrEq, GHC.Internal.Base, GHC.Internal.Exts | 
| unsafeRangeSize | GHC.Internal.Ix, GHC.Internal.Arr | 
| unsafeReadIOArray | GHC.Internal.IOArray | 
| unsafeReadSTArray | GHC.Internal.Arr | 
| UnsafeRefl | GHC.Internal.Unsafe.Coerce | 
| unsafeReplace | GHC.Internal.Arr | 
| UnsafeSChar | GHC.Internal.TypeLits | 
| unsafeShiftL | GHC.Internal.Bits, GHC.Internal.Data.Bits | 
| unsafeShiftR | GHC.Internal.Bits, GHC.Internal.Data.Bits | 
| UnsafeSNat | GHC.Internal.TypeNats, GHC.Internal.TypeLits | 
| UnsafeSSymbol | GHC.Internal.TypeLits | 
| unsafeSTToIO | GHC.Internal.IO, GHC.Internal.Control.Monad.ST.Imp | 
| unsafeTExpCoerce | GHC.Internal.TH.Monad | 
| unsafeThawArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeThawByteArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeThawSmallArray# |  | 
| 1 (Function) | GHC.Internal.Prim, GHC.Internal.Base, GHC.Internal.Exts | 
| 2 (Function) | GHC.Internal.PrimopWrappers | 
| unsafeThawSTArray | GHC.Internal.Arr | 
| unsafeUnmask | GHC.Internal.IO | 
| unsafeWithForeignPtr | GHC.Internal.ForeignPtr | 
| unsafeWithSCharCo | GHC.Internal.TypeLits | 
| unsafeWithSNatCo | GHC.Internal.TypeNats, GHC.Internal.TypeLits | 
| unsafeWithSSymbolCo | GHC.Internal.TypeLits | 
| unsafeWriteIOArray | GHC.Internal.IOArray | 
| unsafeWriteSTArray | GHC.Internal.Arr | 
| Unsatisfiable | GHC.Internal.TypeError | 
| unsatisfiable | GHC.Internal.TypeError | 
| UnsatisfiedConstraints | GHC.Internal.IO.Exception | 
| unsetEnv |  | 
| 1 (Function) | GHC.Internal.System.Environment | 
| 2 (Function) | GHC.Internal.System.Environment.Blank | 
| unsnoc | GHC.Internal.List, GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| UnsupportedClosure | GHC.Internal.Heap.Closures | 
| UnsupportedOperation | GHC.Internal.IO.Exception | 
| unsupportedOperation | GHC.Internal.IO.Exception | 
| untangle | GHC.Internal.IO.Exception | 
| until | GHC.Internal.Base | 
| unType | GHC.Internal.TH.Monad | 
| unTypeCode | GHC.Internal.TH.Monad | 
| unTypeQ | GHC.Internal.TH.Monad | 
| unwords | GHC.Internal.Data.OldList, GHC.Internal.Data.List, GHC.Internal.Data.String | 
| unzip |  | 
| 1 (Function) | GHC.Internal.List, GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| 2 (Function) | GHC.Internal.Data.Functor | 
| unzip3 | GHC.Internal.List, GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| unzip4 | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| unzip5 | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| unzip6 | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| unzip7 | GHC.Internal.Data.OldList, GHC.Internal.Data.List | 
| updatee | GHC.Internal.Heap.Closures | 
| UpdateFrame | GHC.Internal.Heap.Closures | 
| updateTimeout | GHC.Internal.Event | 
| UPDATE_FRAME | GHC.Internal.ClosureTypes | 
| UppercaseLetter | GHC.Internal.Unicode | 
| URec | GHC.Internal.Generics | 
| user | GHC.Internal.RTS.Flags | 
| UserError | GHC.Internal.IO.Exception | 
| userError | GHC.Internal.IO.Exception, GHC.Internal.System.IO.Error | 
| userErrorType | GHC.Internal.System.IO.Error | 
| UserID | GHC.Internal.System.Posix.Types | 
| UserInterrupt | GHC.Internal.IO.Exception, GHC.Internal.Control.Exception.Base, GHC.Internal.Control.Exception | 
| utf16 |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF16 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf16be |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF16 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf16be_decode | GHC.Internal.IO.Encoding.UTF16 | 
| utf16be_encode | GHC.Internal.IO.Encoding.UTF16 | 
| utf16le |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF16 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf16le_decode | GHC.Internal.IO.Encoding.UTF16 | 
| utf16le_encode | GHC.Internal.IO.Encoding.UTF16 | 
| utf16_decode | GHC.Internal.IO.Encoding.UTF16 | 
| utf16_encode | GHC.Internal.IO.Encoding.UTF16 | 
| utf32 |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF32 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf32be |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF32 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf32be_decode | GHC.Internal.IO.Encoding.UTF32 | 
| utf32be_encode | GHC.Internal.IO.Encoding.UTF32 | 
| utf32le |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF32 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf32le_decode | GHC.Internal.IO.Encoding.UTF32 | 
| utf32le_encode | GHC.Internal.IO.Encoding.UTF32 | 
| utf32_decode | GHC.Internal.IO.Encoding.UTF32 | 
| utf32_encode | GHC.Internal.IO.Encoding.UTF32 | 
| utf8 |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF8 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| utf8CompareByteArray# | GHC.Internal.Encoding.UTF8 | 
| utf8CountCharsByteArray# | GHC.Internal.Encoding.UTF8 | 
| utf8DecodeByteArray# | GHC.Internal.Encoding.UTF8 | 
| utf8DecodeCharAddr# | GHC.Internal.Encoding.UTF8 | 
| utf8DecodeCharByteArray# | GHC.Internal.Encoding.UTF8 | 
| utf8DecodeCharPtr | GHC.Internal.Encoding.UTF8 | 
| utf8DecodeForeignPtr | GHC.Internal.Encoding.UTF8 | 
| utf8EncodeByteArray# | GHC.Internal.Encoding.UTF8 | 
| utf8EncodedLength | GHC.Internal.Encoding.UTF8 | 
| utf8EncodePtr | GHC.Internal.Encoding.UTF8 | 
| utf8_bom |  | 
| 1 (Function) | GHC.Internal.IO.Encoding.UTF8 | 
| 2 (Function) | GHC.Internal.IO.Encoding, GHC.Internal.System.IO | 
| UWord |  | 
| 1 (Type/Class) | GHC.Internal.Generics | 
| 2 (Data Constructor) | GHC.Internal.Generics | 
| uWord# | GHC.Internal.Generics |