--- ./docs/conf/extra/httpd-autoindex.conf.in.orig	2010-06-15 13:05:13.000000000 +0200
+++ ./docs/conf/extra/httpd-autoindex.conf.in	2013-03-22 18:55:53.000000000 +0100
@@ -89,5 +89,5 @@
 # IndexIgnore is a set of filenames which directory indexing should ignore
 # and not include in the listing.  Shell-style wildcarding is permitted.
 #
-IndexIgnore .??* *~ *# HEADER* README* RCS CVS *,v *,t
+IndexIgnore .??* *~ *# HEADER* README* RCS CVS *,v *,t *.bak *.orig