From 36d3c66ccd27fd868d2cd982d3b7b9f43f0f852d Mon Sep 17 00:00:00 2001
From: Maxim Kovgan <max@opsguru.io>
Date: Sat, 26 Aug 2017 22:49:59 +0300
Subject: [PATCH] - the latest OS X (10.12.6) has bash 3.2.57, yes :) - '-v'
 used before is not available until bash 4.x

Signed-off-by: Maxim Kovgan <max@opsguru.io>
---
 plugins/available/sshagent.plugin.bash | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/plugins/available/sshagent.plugin.bash b/plugins/available/sshagent.plugin.bash
index 14db47d4..a96a044b 100644
--- a/plugins/available/sshagent.plugin.bash
+++ b/plugins/available/sshagent.plugin.bash
@@ -126,8 +126,8 @@ function sshagent() {
   param '1: on|off '
   example '$ sshagent on'
   group 'ssh'    
-  [[ -v SSH_AGENT_ENV ]] \
-  || export SSH_AGENT_ENV="${HOME}/.ssh/agent_env.${HOSTNAME}"
+  [[ -z "${SSH_AGENT_ENV}" ]] \
+  && export SSH_AGENT_ENV="${HOME}/.ssh/agent_env.${HOSTNAME}"
 
   case "${1}" in
     on) _ensure_valid_sshagent_env;