From dd3ef10b5fcedcbdf62e7790589d49787416a0bf Mon Sep 17 00:00:00 2001
From: Shawn Silverman <shawn@pobox.com>
Date: Wed, 15 Nov 2023 16:08:20 -0800
Subject: [PATCH] LegacyEthernetTest: Check Ethernet.hostByName() for failure

---
 examples/LegacyEthernetTest/LegacyEthernetTest.ino | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/examples/LegacyEthernetTest/LegacyEthernetTest.ino b/examples/LegacyEthernetTest/LegacyEthernetTest.ino
index 96bf624..5033c9d 100644
--- a/examples/LegacyEthernetTest/LegacyEthernetTest.ino
+++ b/examples/LegacyEthernetTest/LegacyEthernetTest.ino
@@ -52,9 +52,12 @@ void setup() {
   Serial.print("Resolve IP for ");
   Serial.println(serverName);
   IPAddress resolvedIP;
-  Ethernet.hostByName("www.google.com", resolvedIP);
-  Serial.print("\t");
-  Serial.println(resolvedIP);
+  if (Ethernet.hostByName("www.google.com", resolvedIP) == 1) {
+    Serial.print("\t");
+    Serial.println(resolvedIP);
+  } else {
+    Serial.println("\t...ERROR");
+  }
   Serial.println();
 
   Ethernet.end();