From 4116c55d265db83132da08ec870f53801a7247a6 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sun, 06 Dec 2015 22:57:17 -0500
Subject: lib/*.sh: Drop include guards

---
(limited to 'lib/mutex.sh')

diff --git a/lib/mutex.sh b/lib/mutex.sh
index fb96e66..cd4a365 100644
--- a/lib/mutex.sh
+++ b/lib/mutex.sh
@@ -18,9 +18,6 @@
 # along with the ProteanOS Development Kit.  If not, see
 # <http://www.gnu.org/licenses/>.
 
-[ "x${_MUTEX_SM+set}" = 'xset' ] && return 0
-_MUTEX_SM=1
-
 mutex_trylock()
 {
 	local mutex="${1}"
--
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