Use explicit language extensions & remove extension fields from base.cabal

[ghc-base.git] / GHC / IOBase.hs

diff --git a/GHC/IOBase.hs b/GHC/IOBase.hs
index c80756a..4177b07 100644 (file)
--- a/GHC/IOBase.hs
+++ b/GHC/IOBase.hs
@@ -1,4 +1,6 @@
+{-# LANGUAGE DeriveDataTypeable #-}
 {-# OPTIONS_HADDOCK hide #-}
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  GHC.IOBase