From ed38a2d32b643e5ea545f09058d3774b097675b4 Mon Sep 17 00:00:00 2001
From: Michael Raskin <7c6f434c@mail.ru>
Date: Sun, 10 May 2015 12:46:21 +0300
Subject: [PATCH] Explicitly pass -pthread flag to fix the build after some
 updates

---
 pkgs/development/libraries/kerberos/heimdal.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/libraries/kerberos/heimdal.nix b/pkgs/development/libraries/kerberos/heimdal.nix
index a615854a6b25..b0de8c151460 100644
--- a/pkgs/development/libraries/kerberos/heimdal.nix
+++ b/pkgs/development/libraries/kerberos/heimdal.nix
@@ -77,6 +77,10 @@ stdenv.mkDerivation rec {
     (mkEnable true                   "heimdal-documentation" null)
   ];
 
+  preConfigure = ''
+    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -pthread"
+  '';
+
   # We need to build hcrypt for applications like samba
   postBuild = ''
     (cd lib/hcrypto; make)