{-# LANGUAGE CPP, NoImplicitPrelude #-} #if __GLASGOW_HASKELL__ >= 702 {-# LANGUAGE Trustworthy #-} #endif module Numeric.Natural.Compat ( #if MIN_VERSION_base(4,8,0) module Base , minusNaturalMaybe #endif ) where #if MIN_VERSION_base(4,8,0) import Numeric.Natural as Base # if !(MIN_VERSION_base(4,18,0)) import GHC.Natural (minusNaturalMaybe) # endif #endif