Fix warnings on newer ghc versions

Author: dcoutts

Codec/Compression/Zlib/Stream.hsc

@@ -98,7 +98,7 @@ import Foreign
          ( Word8, Ptr, nullPtr, plusPtr, peekByteOff, pokeByteOff
          , ForeignPtr, FinalizerPtr, mallocForeignPtrBytes, addForeignPtrFinalizer
          , withForeignPtr, touchForeignPtr, minusPtr )
-#if __GLASGOW_HASKELL__ >= 702
+#if MIN_VERSION_base(4,4,0)
 import Foreign.ForeignPtr.Unsafe ( unsafeForeignPtrToPtr )
 import System.IO.Unsafe          ( unsafePerformIO )
 #else
@@ -112,10 +112,16 @@ import Foreign.C
 import Data.ByteString.Internal (nullForeignPtr)
 import qualified Data.ByteString.Unsafe as B
 import Data.ByteString (ByteString)
+#if !(MIN_VERSION_base(4,8,0))
 import Control.Applicative (Applicative(..))
+#endif
 import Control.Monad (ap,liftM)
-#if __GLASGOW_HASKELL__ >= 702
+#if MIN_VERSION_base(4,4,0)
+#if MIN_VERSION_base(4,7,0)
+import Control.Monad.ST.Strict
+#else
 import Control.Monad.ST.Strict hiding (unsafeIOToST)
+#endif
 import Control.Monad.ST.Unsafe
 #else
 import Control.Monad.ST.Strict