\begin{code}
-{-# OPTIONS_GHC -fno-implicit-prelude #-}
+{-# OPTIONS_GHC -XNoImplicitPrelude #-}
{-# OPTIONS_HADDOCK hide #-}
-----------------------------------------------------------------------------
-- |
import GHC.Ptr
import GHC.Base
-import GHC.IOBase
+-- import GHC.IO
-----------------------------------------------------------------------------
-- Stable Pointers