From 8e6a9fb9b8339ae76802d6f00de417b473d005a1 Mon Sep 17 00:00:00 2001
From: Matthias Radestock <matthias.radestock@gmail.com>
Date: Fri, 5 Sep 2014 14:35:43 +0100
Subject: [PATCH] explain the 'iptables -w' check

---
 weaver/weave | 1 +
 1 file changed, 1 insertion(+)

diff --git a/weaver/weave b/weaver/weave
index 4928526b..837fc178 100755
--- a/weaver/weave
+++ b/weaver/weave
@@ -49,6 +49,7 @@ create_bridge() {
 }
 
 add_nat_rule() {
+    # -w is recent addition to iptables
     if [ -z "$CHECKED_IPTABLES_W" ] ; then
         if iptables -S -w >/dev/null 2>&1 ; then
             IPTABLES_W=-w