From b31870fe133cd13966fe659edf26727fed1cd3d7 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 1 Sep 2016 15:17:36 +0200
Subject: [PATCH] tk: Use a dev output

This ensures that the propagated build inputs don't end up in tcl/tk's
runtime closure, which is reduced by about 5 MiB.
---
 pkgs/development/libraries/tk/generic.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/tk/generic.nix b/pkgs/development/libraries/tk/generic.nix
index 0ed4aee7a96..87a2edee3ca 100644
--- a/pkgs/development/libraries/tk/generic.nix
+++ b/pkgs/development/libraries/tk/generic.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation {
 
   inherit src patches;
 
-  outputs = [ "out" "man" ];
+  outputs = [ "out" "man" "dev" ];
 
   setOutputFlags = false;