From c151a86dbc72d665d518e6d78717d95da081b2e5 Mon Sep 17 00:00:00 2001
From: Jan Tojnar <jtojnar@gmail.com>
Date: Fri, 24 Nov 2017 02:14:32 +0100
Subject: [PATCH] libxmlxx: split out devdoc output

---
 pkgs/development/libraries/libxmlxx/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/libxmlxx/default.nix b/pkgs/development/libraries/libxmlxx/default.nix
index 23b36db8fe1..226fe5be536 100644
--- a/pkgs/development/libraries/libxmlxx/default.nix
+++ b/pkgs/development/libraries/libxmlxx/default.nix
@@ -10,6 +10,8 @@ stdenv.mkDerivation rec {
     sha256 = "1sb3akryklvh2v6m6dihdnbpf1lkx441v972q9hlz1sq6bfspm2a";
   };
 
+  outputs = [ "out" "devdoc" ];
+
   nativeBuildInputs = [ pkgconfig perl ];
 
   propagatedBuildInputs = [ libxml2 glibmm ];