Remove Control.Parallel*, now in package parallel

[haskell-directory.git] / System / IO / Unsafe.hs

diff --git a/System/IO/Unsafe.hs b/System/IO/Unsafe.hs
index 96a252e..1ec5361 100644 (file)
--- a/System/IO/Unsafe.hs
+++ b/System/IO/Unsafe.hs
@@ -14,7 +14,7 @@
 -----------------------------------------------------------------------------
 
 module System.IO.Unsafe (
-   -- * Unsafe 'IO' operations
+   -- * Unsafe 'System.IO.IO' operations
    unsafePerformIO,    -- :: IO a -> a
    unsafeInterleaveIO, -- :: IO a -> IO a
   ) where
@@ -24,14 +24,14 @@ import GHC.IOBase (unsafePerformIO, unsafeInterleaveIO)
 #endif
 
 #ifdef __HUGS__
-import Hugs.IOExts (unsafePerformIO)
+import Hugs.IOExts (unsafePerformIO, unsafeInterleaveIO)
 #endif
 
 #ifdef __NHC__
 import NHC.Internal (unsafePerformIO)
 #endif
 
-#ifndef __GLASGOW_HASKELL__
+#if !__GLASGOW_HASKELL__ && !__HUGS__
 unsafeInterleaveIO :: IO a -> IO a
 unsafeInterleaveIO f = return (unsafePerformIO f)
 #endif