From ef66f1536dcfd9a78757436807de98be31e6cb48 Mon Sep 17 00:00:00 2001
From: Eric Seidel <gridaphobe@gmail.com>
Date: Fri, 15 May 2015 10:28:06 -0700
Subject: [PATCH] man-db: dont use libpipeline on darwin, causes build failure

---
 pkgs/tools/misc/man-db/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/misc/man-db/default.nix b/pkgs/tools/misc/man-db/default.nix
index 403068b1bf7..ce5467ee284 100644
--- a/pkgs/tools/misc/man-db/default.nix
+++ b/pkgs/tools/misc/man-db/default.nix
@@ -8,7 +8,9 @@ stdenv.mkDerivation rec {
     sha256 = "03ly0hbpgjnag576rgccanaisn7f6422q5qxrj64vyzslc2651y4";
   };
   
-  buildInputs = [ pkgconfig libpipeline db groff ];
+  buildInputs = [ pkgconfig ]
+             ++ stdenv.lib.optional (!stdenv.isDarwin) libpipeline
+             ++ [ db groff ];
   
   configureFlags = [
     "--disable-setuid"