From 94bea7400456c6492f42f589e5524d318efb36a4 Mon Sep 17 00:00:00 2001
From: Michael Alan Dorman <mdorman@ironicdesign.com>
Date: Tue, 10 Oct 2017 07:07:13 -0400
Subject: [PATCH] Fix pkgconfig reference

---
 pkgs/top-level/emacs-packages.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/top-level/emacs-packages.nix b/pkgs/top-level/emacs-packages.nix
index 3e447aa653c..e7c98cc3869 100644
--- a/pkgs/top-level/emacs-packages.nix
+++ b/pkgs/top-level/emacs-packages.nix
@@ -94,7 +94,7 @@ let
       rev = "v${version}";
       sha256 = "19sy49r3ijh36m7hl4vspw5c4i8pnfqdn4ldm2sqchxigkw56ayl";
     };
-  nativeBuildInputs = [ pkgconfig ];
+    nativeBuildInputs = [ external.pkgconfig ];
     buildInputs = with external; [ autoconf automake libpng zlib poppler ];
     preBuild = "make server/epdfinfo";
     fileSpecs = [ "lisp/pdf-*.el" "server/epdfinfo" ];