import FastString
import StaticFlags ( opt_SimplExcessPrecision )
-import DATA_BITS ( Bits(..) )
+import Data.Bits ( Bits(..) )
#if __GLASGOW_HASKELL__ >= 500
-import DATA_WORD ( Word )
+import Data.Word ( Word )
#else
-import DATA_WORD ( Word64 )
+import Data.Word ( Word64 )
#endif
\end{code}