From f51a642dd3bd46d3254c8ac07bcfadf0b7b9ddc2 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sat, 08 Sep 2012 17:58:02 -0400
Subject: Make sure that _ob_return only unsets variables.

According to POSIX.1-2008, some conformant shells might try to unset a
function if:

 1. Neither -f nor -v is specified and
 2. A variable by a specified name does not exist.
---
(limited to 'COPYING')

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