Fixed build warning

GCDWebServer/Core/GCDWebServerFunctions.m

@@ -246,7 +246,7 @@ NSString* GCDWebServerStringFromSockAddr(const struct sockaddr* addr, BOOL inclu
 NSString* GCDWebServerGetPrimaryIPAddress(BOOL useIPv6) {
   NSString* address = nil;
 #if TARGET_OS_IPHONE
-#if !TARGET_IPHONE_SIMULATOR
+#if !TARGET_IPHONE_SIMULATOR && !TARGET_OS_TV
   const char* primaryInterface = "en0";  // WiFi interface on iOS
 #endif
 #else