From e8cbc632c99aa9709d762021590d51a80c822585 Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Wed, 11 Apr 2018 22:36:40 +0200
Subject: [PATCH] Fix build with ghc-7.8

---
 src/HPath/IO.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/HPath/IO.hs b/src/HPath/IO.hs
index 3243651..9692561 100644
--- a/src/HPath/IO.hs
+++ b/src/HPath/IO.hs
@@ -136,6 +136,7 @@ import Data.Maybe
 import Data.Monoid
   (
     (<>)
+  , mempty
   )
 import Data.Word
   (