From c5fee4671d8af33c6f0a8453705e62b365c727ee Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 13 Oct 2014 19:29:34 +0200
Subject: [PATCH] haskell-machines-io: jailbreak to fix build with recent
 'machines'

---
 pkgs/development/libraries/haskell/machines-io/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/haskell/machines-io/default.nix b/pkgs/development/libraries/haskell/machines-io/default.nix
index 8693ced1924..f66bfae6730 100644
--- a/pkgs/development/libraries/haskell/machines-io/default.nix
+++ b/pkgs/development/libraries/haskell/machines-io/default.nix
@@ -7,6 +7,7 @@ cabal.mkDerivation (self: {
   version = "0.1.0.0";
   sha256 = "07ky1j9ihn493a8q2g1pc0ynam1mkzdi4hjs74kpfnlvl9x6ic7g";
   buildDepends = [ chunkedData machines transformers ];
+  jailbreak = true;
   meta = {
     homepage = "http://github.com/aloiscochard/machines-io";
     description = "IO utilities for the machines library";