From 867b153b5942c70d586378b5cdb62cb41550e169 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Fri, 9 Mar 2012 10:15:07 +0000
Subject: [PATCH] prune empty directories from the tree

svn path=/nixpkgs/trunk/; revision=32948