From a7ecf25974c75995e1bd9d2077dc5f4630d0a8b2 Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Mon, 26 Mar 2018 20:36:20 -0700
Subject: [PATCH] switch egrep to grep -E.

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

diff --git a/acme.sh b/acme.sh
index ce6796b1..6bb57afb 100755
--- a/acme.sh
+++ b/acme.sh
@@ -798,7 +798,7 @@ _sed_i() {
 }
 
 _egrep_o() {
-  if ! egrep -o "$1" 2>/dev/null; then
+  if ! grep -E -o "$1" 2>/dev/null; then
     sed -n 's/.*\('"$1"'\).*/\1/p'
   fi
 }