From a6c2b2ef0efb15fc2e60ae8a99c28b1daa003309 Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Sun, 13 Nov 2016 20:29:46 -0600
Subject: [PATCH] gtkmm3: multiple outputs

---
 pkgs/development/libraries/gtkmm/3.x.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/gtkmm/3.x.nix b/pkgs/development/libraries/gtkmm/3.x.nix
index 8b2383f33cc..49055f6b4a9 100644
--- a/pkgs/development/libraries/gtkmm/3.x.nix
+++ b/pkgs/development/libraries/gtkmm/3.x.nix
@@ -12,6 +12,8 @@ stdenv.mkDerivation rec {
     sha256 = "05da4d4b628fb20c8384630ddf478a3b5562952b2d6181fe28d58f6cbc0514f5";
   };
 
+  outputs = [ "out" "dev" ];
+
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ epoxy ];