From 2866b8416880fc0c42c99f26e4430bcd97a5885d Mon Sep 17 00:00:00 2001
From: Joachim Fasting <joachifm@fastmail.fm>
Date: Sun, 13 Aug 2017 00:40:33 +0200
Subject: [PATCH] libtsm: fix eval

Ref: bd657a72932e8605d3d889fb47f0f33da420f516
---
 pkgs/development/libraries/libtsm/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/libtsm/default.nix b/pkgs/development/libraries/libtsm/default.nix
index 9ba25f332824..bac29bc0ca8d 100644
--- a/pkgs/development/libraries/libtsm/default.nix
+++ b/pkgs/development/libraries/libtsm/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "01ygwrsxfii0pngfikgqsb4fxp8n1bbs47l7hck81h9b9bc1ah8i";
   };
 
-  buildInputs = [ libxkbcommon pkgconfig ] ++ stdenv.isDarwin [
+  buildInputs = [ libxkbcommon pkgconfig ] ++ lib.optionals stdenv.isDarwin [
     autoreconfHook
   ];