% -----------------------------------------------------------------------------
-% $Id: PrelIOBase.lhs,v 1.18 2000/03/14 01:52:25 sof Exp $
+% $Id: PrelIOBase.lhs,v 1.19 2000/03/28 08:51:09 simonmar Exp $
%
% (c) The AQUA Project, Glasgow University, 1994-1998
%
import PrelST
import PrelBase
import {-# SOURCE #-} PrelException ( ioError )
-import PrelST ( ST(..), STret(..) )
import PrelMaybe ( Maybe(..) )
import PrelAddr ( Addr(..), nullAddr )
-import PrelPack ( unpackCString )
+import PrelPack ( unpackCString )
import PrelShow
#if !defined(__CONCURRENT_HASKELL__)