From 1ba53306f485a952ef89279e9de29b72042c1b5d Mon Sep 17 00:00:00 2001
From: Alex 'AdUser' Z <ad_user@runbox.com>
Date: Sun, 28 Aug 2016 22:21:49 +1000
Subject: [PATCH] * suppress warning

---
 src/backends/exec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/backends/exec.c b/src/backends/exec.c
index 1f221ef..b16a97a 100644
--- a/src/backends/exec.c
+++ b/src/backends/exec.c
@@ -268,6 +268,7 @@ check(cfg_t *cfg, const char *ip) {
 bool
 ping(cfg_t *cfg) {
   assert(cfg != NULL);
+  (void)(cfg); /* suppress warning about unused variable */
   return true;
 }