import Class ( Class, ClassContext )
import Var ( TyVar, Id )
-import BasicTypes ( Arity, NewOrData(..), RecFlag(..), Boxity(..),
+import BasicTypes ( Arity, RecFlag(..), Boxity(..),
isBoxed, EP(..) )
import Name ( Name, nameUnique, NamedThing(getName) )
import PrelNames ( Unique, Uniquable(..), anyBoxConKey )