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diff --git a/GHC/Exts.hs b/GHC/Exts.hs
index 3ba88ca..651396a 100644
--- a/GHC/Exts.hs
+++ b/GHC/Exts.hs
@@ -1,37 +1,49 @@
 -----------------------------------------------------------------------------
--- 
+-- |
 -- Module      :  GHC.Exts
--- Copyright   :  (c) The University of Glasgow 2001
--- License     :  BSD-style (see the file libraries/core/LICENSE)
+-- Copyright   :  (c) The University of Glasgow 2002
+-- License     :  see libraries/base/LICENSE
 -- 
--- Maintainer  :  libraries@haskell.org
--- Stability   :  experimental
--- Portability :  non-portable
---
--- $Id: Exts.hs,v 1.1 2002/01/02 14:40:10 simonmar Exp $
+-- Maintainer  :  cvs-ghc@haskell.org
+-- Stability   :  internal
+-- Portability :  non-portable (GHC Extensions)
 --
--- GHC Extensions: this is the Approved Way to get at GHC-specific stuff.
+-- GHC Extensions: this is the Approved Way to get at GHC-specific extensions.
 --
 -----------------------------------------------------------------------------
 
 module GHC.Exts
        (
-        -- the representation of some basic types:
+        -- * Representations of some basic types
         Int(..),Word(..),Float(..),Double(..),Integer(..),Char(..),
+	Ptr(..), FunPtr(..),
+
+        -- * Primitive operations
+        module GHC.Prim,
+	shiftL#, shiftRL#, iShiftL#, iShiftRA#, iShiftRL#,
 
-	-- Fusion
+	-- * Fusion
 	build, augment,
 
-	-- shifty wrappers from GHC.Base
-	shiftL#, shiftRL#, iShiftL#, iShiftRA#, iShiftRL#,
+	-- * Linear implicit parameter support
+	Splittable(..),
+
+	-- * Debugging
+	breakpoint,
 
-        -- and finally, all the unboxed primops of GHC!
-        module GHC.Prim
+	-- * Ids with special behaviour
+	lazy, inline,
 
        ) where
 
-import {-# SOURCE #-} GHC.Prim
+import Prelude
+
+import GHC.Prim
 import GHC.Base
 import GHC.Word
 import GHC.Num
 import GHC.Float
+import GHC.Ptr
+
+class Splittable t where
+  split :: t -> (t,t)