Since append was only exported by Annex.Common on unix, excluding it
from import caused a build warning on windows.
import qualified System.FilePath.ByteString as P
import System.PosixCompat.Files (isRegularFile)
-import Annex.Common hiding (append)
+import Annex.Common
import Types.BranchState
import Annex.BranchState
import Annex.Journal
import Messages as X
import Git.Quote as X
#ifndef mingw32_HOST_OS
-import System.Posix.IO as X hiding (createPipe)
+import System.Posix.IO as X hiding (createPipe, append)
#endif