From 9f107acc207e3fee4add3b3e0d5e940bac2b49df Mon Sep 17 00:00:00 2001
From: Sebastian Hildebrandt <hildebrandt@plus-innovations.com>
Date: Mon, 8 Feb 2021 17:20:46 +0100
Subject: [PATCH] node 4 compatibility fix

---
 lib/system.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/system.js b/lib/system.js
index 03f8cac..e4b4901 100644
--- a/lib/system.js
+++ b/lib/system.js
@@ -122,8 +122,8 @@ function system(callback) {
               util.noop();
             }
           }
-          if (!result.virtual && os.version().toLowerCase().indexOf('microsoft') >= 0) {
-            let versionStr = os.version().toLowerCase();
+          if (!result.virtual && util.linuxVersion().toLowerCase().indexOf('microsoft') >= 0) {
+            let versionStr = util.linuxVersion().toLowerCase();
             versionStr = versionStr.split('-')[0].replace('#', '');
             const version = parseInt(versionStr, 10) || null;
             result.virtual = true;