diff --git a/WiFiManager.h b/WiFiManager.h
index 0195781..05ccd60 100644
--- a/WiFiManager.h
+++ b/WiFiManager.h
@@ -50,18 +50,8 @@
 
 #include <DNSServer.h>
 #include <memory>
-
-#if defined(ESP8266)
-  extern "C" {
-    #include "user_interface.h"
-  }
-#endif
-
 #include "strings_en.h"
 
-#define WIFI_getChipId() ESP.getChipId()
-#define WIFI_AUTH_OPEN   ENC_TYPE_NONE
-
 #ifndef WIFI_MANAGER_MAX_PARAMS
     #define WIFI_MANAGER_MAX_PARAMS 5 // params will autoincrement and realloc by this amount when max is reached
 #endif