| Name | Distribution.Simple.Command | 
| name | Distribution.TestSuite | 
| NamedFieldPuns | Language.Haskell.Extension, Distribution.Simple | 
| NetBSD | Distribution.System | 
| Never | Distribution.Simple.Setup | 
| NewQualifiedOperators | Language.Haskell.Extension, Distribution.Simple | 
| NHC | Distribution.Compiler, Distribution.Simple.Compiler, Distribution.Simple | 
| nhcProgram | Distribution.Simple.Program.Builtin, Distribution.Simple.Program | 
| noArg | Distribution.Simple.Command | 
| NoCopyDest | Distribution.Simple.InstallDirs, Distribution.Simple.Setup, Distribution.Simple.LocalBuildInfo | 
| noExtraFlags | Distribution.Simple.Command | 
| NoFlag | Distribution.Simple.Setup | 
| NoGlob | Distribution.Simple.Utils | 
| NondecreasingIndentation | Language.Haskell.Extension, Distribution.Simple | 
| None | Distribution.Simple.PackageIndex | 
| NoOptimisation | Distribution.Simple.Compiler, Distribution.Simple | 
| NoParse | Distribution.ParseUtils, Distribution.InstalledPackageInfo | 
| normal | Distribution.Verbosity | 
| normaliseLineEndings | Distribution.Simple.Utils | 
| NormalOptimisation | Distribution.Simple.Compiler, Distribution.Simple | 
| notice | Distribution.Simple.Utils | 
| notThisPackageVersion | Distribution.Package, Distribution.Make, Distribution.Simple | 
| notThisVersion | Distribution.Version, Distribution.Simple | 
| NoUpperBound | Distribution.Version, Distribution.Simple | 
| noVersion | Distribution.Version, Distribution.Simple | 
| NPlusKPatterns | Language.Haskell.Extension, Distribution.Simple |