From 3ea1c5bc0c40342e4270443d6f8808210de4a045 Mon Sep 17 00:00:00 2001
From: "William A. Kennington III" <william@wkennington.com>
Date: Sat, 27 Jun 2015 19:59:44 -0700
Subject: [PATCH] keepalived: Add libnl support

---
 pkgs/tools/networking/keepalived/default.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/networking/keepalived/default.nix b/pkgs/tools/networking/keepalived/default.nix
index 8331e4af6833..1e4e6f820926 100644
--- a/pkgs/tools/networking/keepalived/default.nix
+++ b/pkgs/tools/networking/keepalived/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, openssl, net_snmp }:
+{ stdenv, fetchurl, openssl, net_snmp, libnl }:
 
 stdenv.mkDerivation rec {
   name = "keepalived-1.2.17";
@@ -8,12 +8,16 @@ stdenv.mkDerivation rec {
     sha256 = "1w7px8phx3pyb3b56m3nz1a9ncx26q34fgy8j4n2dpi284jmqm6z";
   };
 
-  buildInputs = [ openssl net_snmp ];
+  buildInputs = [ openssl net_snmp libnl ];
 
   postPatch = ''
     sed -i 's,$(DESTDIR)/usr/share,$out/share,g' Makefile.in
   '';
 
+  # It doesn't know about the include/libnl<n> directory
+  NIX_CFLAGS_COMPILE="-I${libnl}/include/libnl3";
+  NIX_LDFLAGS="-lnl-3 -lnl-genl-3";
+
   configureFlags = [
     "--sysconfdir=/etc"
     "--localstatedir=/var"