From a00020f23db93616691e35dd3a78a0c6ab5361ba Mon Sep 17 00:00:00 2001
From: WebCD <WebCD@online.de>
Date: Thu, 17 Dec 2015 13:22:11 +0100
Subject: [PATCH] Using stty --version for exist check

---
 src/PhpSerial.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PhpSerial.php b/src/PhpSerial.php
index 1d253d5..0a6f6ce 100644
--- a/src/PhpSerial.php
+++ b/src/PhpSerial.php
@@ -47,7 +47,7 @@ public function PhpSerial()
         if (substr($sysName, 0, 5) === "Linux") {
             $this->_os = "linux";
 
-            if ($this->_exec("stty") === 0) {
+            if ($this->_exec("stty --version") === 0) {
                 register_shutdown_function(array($this, "deviceClose"));
             } else {
                 trigger_error(