From b4672cad565248e18d8092232d424c588997ed0d Mon Sep 17 00:00:00 2001
From: wits-fe <58023436+wits-fe@users.noreply.github.com>
Date: Sat, 29 Apr 2023 01:13:02 +0800
Subject: [PATCH] fix code

Now checks if function "dnsResolveEx" exist.
---
 code.js | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/code.js b/code.js
index 66f1d57..ebedab0 100644
--- a/code.js
+++ b/code.js
@@ -184,15 +184,16 @@ function FindProxyForURL(url, host) {
     return proxy;
   }
 
-  // method for IPv6
-  var remote = dnsResolveEx(host);
-  if (!remote) {
-    // fallback to legacy method
+  var remote;
+  if(typeof dnsResolveEx == 'function') {
+    remote = dnsResolveEx(host);
+  } else {
     remote = dnsResolve(host);
-    if (!remote)
-      return proxy;
   }
-  else {
+
+  if (!remote) {
+    return proxy;
+  } else {
     remote = remote.split(";")[0];
   }