ross fixed the portability tags

Distribution/Compat/ReadP.hs

Distribution/Make.hs

Distribution/PackageDescription.hs

Distribution/PreProcess.hs

Distribution/PreProcess/Unlit.hs

Distribution/Setup.hs

Distribution/Simple/Build.hs

Distribution/Simple/Configure.hs

Distribution/Simple/Install.hs

Distribution/Simple/LocalBuildInfo.hs

Distribution/Simple/Register.hs

Distribution/Simple/SrcDist.hs

Distribution/Simple/Utils.hs

Distribution/Version.hs