mkTyConApp, mkTyConTy, mkTyVarTys, mkTyVarTy,
unboxedTypeKind, boxedTypeKind, openTypeKind, mkArrowKinds
)
-import PrelNames ( pREL_GHC )
+import Unique ( mkAlphaTyVarUnique )
+import PrelNames
import Outputable
-import Unique
\end{code}
\begin{code}