WriteMode is:exact

WriteMode :: IOMode
base System.IO GHC.IO.IOMode, unliftio UnliftIO.IO, postgresql-simple Database.PostgreSQL.Simple.LargeObjects, protolude Protolude, relude Relude.Base, base-prelude BasePrelude, system-fileio Filesystem, parseargs System.Console.ParseArgs, foundation Foundation.IO, ghc-internal GHC.Internal.IO.IOMode GHC.Internal.System.IO, pathtype System.Path.IO, effectful Effectful.FileSystem.IO, core-program Core.System.Base, hackage-security Hackage.Security.Util.Path, hsndfile Sound.File.Sndfile, bluefin-internal Bluefin.Internal.System.IO
data WriteMode
soxlib Sound.SoxLib, squeather Squeather Squeather.Internal.Types