ruby-single.eclass: Fix eclass doc warnings

Closes: https://bugs.gentoo.org/637870

diff --git a/eclass/ruby-single.eclass b/eclass/ruby-single.eclass
index 17e174524444f2e33d77643ce6f5a17398187cf9..c42b8911ef2dd1e759602f04a7c6585f0b933918 100644 (file)
--- a/eclass/ruby-single.eclass
+++ b/eclass/ruby-single.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2016 Gentoo Foundation
+# Copyright 1999-2017 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: ruby-single.eclass
@@ -46,6 +46,7 @@ inherit ruby-utils
 
 
 # @ECLASS-VARIABLE: RUBY_DEPS
+# @DEFAULT_UNSET
 # @DESCRIPTION:
 #
 # This is an eclass-generated Ruby dependency string for all