From f429d41a32b03815d7cf1e1809e95116e2241256 Mon Sep 17 00:00:00 2001
From: s-hadinger <49731213+s-hadinger@users.noreply.github.com>
Date: Tue, 13 Dec 2022 09:31:43 +0100
Subject: [PATCH] Fix IPv6 compilation for ESP8266 (#17374)

---
 tasmota/tasmota_support/support_wifi.ino | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tasmota/tasmota_support/support_wifi.ino b/tasmota/tasmota_support/support_wifi.ino
index 5088ab81b..cc03a8fde 100644
--- a/tasmota/tasmota_support/support_wifi.ino
+++ b/tasmota/tasmota_support/support_wifi.ino
@@ -517,8 +517,14 @@ void WifiDumpAddressesIPv6(void)
 // Check to see if we have any routable IP address
 bool WifiHasIP(void) {
 #ifdef USE_IPV6
+#ifdef ESP32
   return !WiFi.localIP().isAny();
+#else // ESP32
+  const ip_addr_t &ipaddr = (ip_addr_t)WiFi.localIP();
+  return !ip_addr_isany_val(ipaddr);
+#endif // ESP32
 #else
+  // IPv4 only
   return (uint32_t)WiFi.localIP() != 0;
 #endif // USE_IPV6
 }
@@ -526,12 +532,13 @@ bool WifiHasIP(void) {
 void WifiCheckIp(void) {
 #ifdef USE_IPV6
   if (WL_CONNECTED == WiFi.status()) {
+#ifdef ESP32
     if (!Wifi.ipv6_local_link_called) {
       WiFi.enableIpV6();
       Wifi.ipv6_local_link_called = true;
       // AddLog(LOG_LEVEL_DEBUG, PSTR("WIF: calling enableIpV6"));
     }
-    
+#endif
   }
 #endif // USE_IPV6