import TyCon ( TyCon, tyConName )
import HscTypes ( ExternalPackageState(..), PackageInstEnv, PackageRuleBase,
HscEnv, TyThing(..), implicitTyThings, typeEnvIds,
import TyCon ( TyCon, tyConName )
import HscTypes ( ExternalPackageState(..), PackageInstEnv, PackageRuleBase,
HscEnv, TyThing(..), implicitTyThings, typeEnvIds,