From d1067c60bf93011eb74695ab34fc9cce52fdd0b1 Mon Sep 17 00:00:00 2001
From: neilpang <neil@neilpang.com>
Date: Thu, 25 Jan 2018 21:08:20 +0800
Subject: [PATCH] fix
 https://github.com/Neilpang/acme.sh/issues/1193#issuecomment-360025170

---
 acme.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/acme.sh b/acme.sh
index 77ab439e..48297c7d 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2724,7 +2724,7 @@ _isRealNginxConf() {
         _debug "_seg_n" "$_seg_n"
 
         _skip_ssl=1
-        for _listen_i in $(echo "$_seg_n" | grep "^ *listen" | tr -d " "); do
+        for _listen_i in $(echo "$_seg_n" | tr "\t" ' ' | grep "^ *listen" | tr -d " "); do
           if [ "$_listen_i" ]; then
             if [ "$(echo "$_listen_i" | _egrep_o "listen.*ssl[ |;]")" ]; then
               _debug2 "$_listen_i is ssl"