| D# | GHC.Exts |
| DL | System.Posix.DynamicLinker, System.Posix.DynamicLinker.Prim |
| DLHandle | System.Posix.DynamicLinker, System.Posix.DynamicLinker.Prim |
| DashPunctuation | Data.Char |
| Data | Data.Generics, Data.Generics.Basics |
| DataConI | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| DataD | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| DataName | Language.Haskell.TH.Syntax |
| DataRep | Data.Generics, Data.Generics.Basics |
| DataType | Data.Generics, Data.Generics.Basics |
| Day | System.Time |
| Deadlock | Control.Exception |
| Dec | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| DecQ | Language.Haskell.TH, Language.Haskell.TH.Lib |
| December | System.Time |
| DecimalNumber | Data.Char |
| Default |
| 1 (Data Constructor) | GHC.ConsoleHandler |
| 2 (Data Constructor) | System.Posix.DynamicLinker, System.Posix.DynamicLinker.Prim |
| 3 (Data Constructor) | System.Posix.Signals, System.Posix, System.Posix.Signals.Exts |
| Denormal | Control.Exception |
| DeviceID | System.Posix.Types, System.Posix |
| DiffArray | Data.Array.Diff |
| DiffUArray | Data.Array.Diff |
| DirStream | System.Posix, System.Posix.Directory |
| DirStreamOffset | System.Posix, System.Posix.Directory |
| DivideByZero | Control.Exception |
| DoE | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| Doc |
| 1 (Type/Class) | Language.Haskell.TH.PprLib |
| 2 (Type/Class) | Text.PrettyPrint, Text.PrettyPrint.HughesPJ |
| Done | Control.Parallel.Strategies |
| Double | GHC.Exts, Prelude |
| DoublePrimL | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| Dual |
| 1 (Type/Class) | Data.Monoid |
| 2 (Data Constructor) | Data.Monoid |
| DynException | Control.Exception |
| Dynamic | Data.Dynamic, GHC.Dynamic |
| dataCast1 | Data.Generics, Data.Generics.Basics |
| dataCast2 | Data.Generics, Data.Generics.Basics |
| dataD | Language.Haskell.TH, Language.Haskell.TH.Lib |
| dataToTag# | GHC.Exts, GHC.Prim |
| dataTypeConstrs | Data.Generics, Data.Generics.Basics |
| dataTypeName | Data.Generics, Data.Generics.Basics |
| dataTypeOf | Data.Generics, Data.Generics.Basics |
| dataTypeRep | Data.Generics, Data.Generics.Basics |
| dateFmt | System.Locale |
| dateTimeFmt | System.Locale |
| deQueue | Data.Queue |
| deRefStablePtr | Foreign, Foreign.StablePtr |
| deRefStablePtr# | GHC.Exts, GHC.Prim |
| deRefWeak | System.Mem.Weak |
| deRefWeak# | GHC.Exts, GHC.Prim |
| decimal | Text.ParserCombinators.Parsec.Token |
| decodeDouble# | GHC.Exts, GHC.Prim |
| decodeFloat | Prelude |
| decodeFloat# | GHC.Exts, GHC.Prim |
| defaultCompOpt | Text.Regex.Base, Text.Regex.Base.RegexLike |
| defaultExecOpt | Text.Regex.Base, Text.Regex.Base.RegexLike |
| defaultFileFlags | System.Posix, System.Posix.IO |
| defaultFixity | Language.Haskell.TH, Language.Haskell.TH.Syntax |
| defaultTimeLocale | System.Locale |
| delChars | System.Console.SimpleLineEditor |
| delay# | GHC.Exts, GHC.Prim |
| delete |
| 1 (Function) | Data.HashTable |
| 2 (Function) | Data.IntMap |
| 3 (Function) | Data.IntSet |
| 4 (Function) | Data.List |
| 5 (Function) | Data.Map |
| 6 (Function) | Data.Set |
| deleteAt | Data.Map |
| deleteBy | Data.List |
| deleteFindMax |
| 1 (Function) | Data.Map |
| 2 (Function) | Data.Set |
| deleteFindMin |
| 1 (Function) | Data.Map |
| 2 (Function) | Data.Set |
| deleteFirstsBy | Data.List |
| deleteMax |
| 1 (Function) | Data.Map |
| 2 (Function) | Data.Set |
| deleteMin |
| 1 (Function) | Data.Map |
| 2 (Function) | Data.Set |
| deleteSignal | System.Posix.Signals, System.Posix, System.Posix.Signals.Exts |
| deleteText | System.Console.Readline |
| demanding | Control.Parallel.Strategies |
| denominator | Data.Ratio |
| deviceID | System.Posix, System.Posix.Files |
| dff | Data.Graph |
| dfs | Data.Graph |
| diffClockTimes | System.Time |
| difference |
| 1 (Function) | Data.IntMap |
| 2 (Function) | Data.IntSet |
| 3 (Function) | Data.Map |
| 4 (Function) | Data.Set |
| differenceWith |
| 1 (Function) | Data.IntMap |
| 2 (Function) | Data.Map |
| differenceWithKey |
| 1 (Function) | Data.IntMap |
| 2 (Function) | Data.Map |
| digit | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Char |
| digitToInt | Data.Char |
| ding | System.Console.Readline |
| discardData | System.Posix, System.Posix.Terminal |
| displayMatchList | System.Console.Readline |
| div | Prelude |
| div' | Data.Fixed |
| divExactInteger# | GHC.Exts, GHC.Prim |
| divMod | Prelude |
| divMod' | Data.Fixed |
| divModInteger# | GHC.Exts, GHC.Prim |
| divideFloat# | GHC.Exts, GHC.Prim |
| dlclose | System.Posix.DynamicLinker |
| dlerror | System.Posix.DynamicLinker |
| dlopen | System.Posix.DynamicLinker |
| dlsym | System.Posix.DynamicLinker |
| doE | Language.Haskell.TH, Language.Haskell.TH.Lib |
| doUndo | System.Console.Readline |
| doesDirectoryExist | System.Directory |
| doesFileExist | System.Directory |
| doesNotExistErrorType | System.IO.Error |
| dot | Text.ParserCombinators.Parsec.Token |
| double |
| 1 (Function) | Language.Haskell.TH.PprLib |
| 2 (Function) | Text.PrettyPrint, Text.PrettyPrint.HughesPJ |
| double2Float# | GHC.Exts, GHC.Prim |
| double2Int# | GHC.Exts, GHC.Prim |
| doublePrimL | Language.Haskell.TH, Language.Haskell.TH.Lib |
| doubleQuotes |
| 1 (Function) | Language.Haskell.TH.PprLib |
| 2 (Function) | Text.PrettyPrint, Text.PrettyPrint.HughesPJ |
| drainOutput | System.Posix, System.Posix.Terminal |
| drawForest | Data.Tree |
| drawTree | Data.Tree |
| drop |
| 1 (Function) | Data.ByteString, Data.ByteString.Char8 |
| 2 (Function) | Data.ByteString.Lazy, Data.ByteString.Lazy.Char8 |
| 3 (Function) | Data.Sequence |
| 4 (Function) | Data.List, Prelude |
| dropPS | Data.PackedString |
| dropWhile |
| 1 (Function) | Data.ByteString |
| 2 (Function) | Data.ByteString.Char8 |
| 3 (Function) | Data.ByteString.Lazy |
| 4 (Function) | Data.ByteString.Lazy.Char8 |
| 5 (Function) | Data.List, Prelude |
| dropWhilePS | Data.PackedString |
| dup | System.Posix, System.Posix.IO |
| dupChan | Control.Concurrent, Control.Concurrent.Chan |
| dupTChan | Control.Concurrent.STM, Control.Concurrent.STM.TChan |
| dupTo | System.Posix, System.Posix.IO |
| dyn | Language.Haskell.TH, Language.Haskell.TH.Lib |
| dynApp | Data.Dynamic |
| dynApply | Data.Dynamic |
| dynExceptions | Control.Exception |
| dynTypeRep | Data.Dynamic, GHC.Dynamic |
