add ga_inl, ga_inr

[ghc-base.git] / System / Posix / Types.hs

diff --git a/System/Posix/Types.hs b/System/Posix/Types.hs
index 676fead..9bb85e2 100644 (file)
--- a/System/Posix/Types.hs
+++ b/System/Posix/Types.hs
@@ -3,7 +3,9 @@
            , MagicHash
            , GeneralizedNewtypeDeriving
   #-}
-{-# OPTIONS_GHC -fno-warn-unused-binds #-}
+#ifdef __GLASGOW_HASKELL__
+{-# LANGUAGE DeriveDataTypeable, StandaloneDeriving #-}
+#endif
 
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