From 15776462b22aa95c5c6ee029f9e6d030e99134ea Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@mailbox.org>
Date: Fri, 21 Jul 2017 06:33:56 -0500
Subject: [PATCH] libunistring: disable parallel building

Parallel building causes a test deadlock and has been disabled.
---
 pkgs/development/libraries/libunistring/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/libunistring/default.nix b/pkgs/development/libraries/libunistring/default.nix
index 20874f6f6a1..c4acc0627af 100644
--- a/pkgs/development/libraries/libunistring/default.nix
+++ b/pkgs/development/libraries/libunistring/default.nix
@@ -14,6 +14,8 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = stdenv.lib.optional (!stdenv.isLinux) libiconv;
 
+  enableParallelBuilding = false;
+
   configureFlags = [
     "--with-libiconv-prefix=${libiconv}"
   ];