System.Glib.GError and Control.Monad are used only for non-windows platforms

Author: Mitsutoshi Aoe

GUI/GtkExtras.hs

@@ -6,17 +6,20 @@ module GUI.GtkExtras where
 
 import Graphics.UI.GtkInternals
 import Graphics.UI.Gtk (Rectangle)
-import System.Glib.GError
 import System.Glib.MainLoop
 import Graphics.Rendering.Pango.Types
 import Graphics.Rendering.Pango.BasicTypes
 import Graphics.UI.Gtk.General.Enums (StateType, ShadowType)
 
 import Foreign
 import Foreign.C
-import Control.Monad
 import Control.Concurrent.MVar
 
+#if !(mingw32_HOST_OS || mingw32_TARGET_OS)
+import System.Glib.GError
+import Control.Monad
+#endif
+
 waitGUI :: IO ()
 waitGUI = do
   resultVar <- newEmptyMVar