fix all remaining -Wall warnings on Windows

Assistant/Threads/SanityChecker.hs

@@ -27,7 +27,6 @@ import qualified Git.Command
 import qualified Git.Config
 import Utility.ThreadScheduler
 import qualified Assistant.Threads.Watcher as Watcher
-import Utility.LogFile
 import Utility.Batch
 import Utility.NotificationBroadcaster
 import Config
@@ -43,6 +42,9 @@ import qualified Annex
 #ifdef WITH_WEBAPP
 import Assistant.WebApp.Types
 #endif
+#ifndef mingw32_HOST_OS
+import Utility.LogFile
+#endif
 
 import Data.Time.Clock.POSIX
 import qualified Data.Text as T
@@ -214,10 +216,10 @@ checkLogSize n = do
 			checkLogSize $ n + 1
   where
 	filesize f = fromIntegral . fileSize <$> liftIO (getFileStatus f)
-#endif
 
-oneMegabyte :: Int
-oneMegabyte = 1000000
+	oneMegabyte :: Int
+	oneMegabyte = 1000000
+#endif
 
 oneHour :: Int
 oneHour = 60 * 60

Assistant/Threads/Watcher.hs

@@ -23,7 +23,6 @@ import Assistant.Types.Changes
 import Assistant.Alert
 import Utility.DirWatcher
 import Utility.DirWatcher.Types
-import qualified Utility.Lsof as Lsof
 import qualified Annex
 import qualified Annex.Queue
 import qualified Git
@@ -40,6 +39,9 @@ import Annex.ReplaceFile
 import Git.Types
 import Config
 import Utility.ThreadScheduler
+#ifndef mingw32_HOST_OS
+import qualified Utility.Lsof as Lsof
+#endif
 
 import Data.Bits.Utils
 import Data.Typeable