import CLabel
import FastString
import ForeignCall
-import qualified ZipCfg as Z
import qualified ZipDataflow as DF
import ZipCfg
import MkZipCfg
import BasicTypes
import Maybes
-import Monad
+import Control.Monad
import Outputable
import Prelude hiding (zip, unzip, last)
-import qualified Data.List as L
import SMRep (ByteOff)
import UniqSupply