extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
extern uschar *authenticator_name; /* for debug and error messages */
extern uschar *auth_advertise_hosts; /* Only advertise to these */
-extern auth_info auths_available_oldarray[]; /* Vector of available auth mechanisms */
-extern auth_info * auths_available_newlist;
+extern auth_info * auths_available; /* List of available auth mechanisms */
extern auth_instance *auths; /* Chain of instantiated auths */
extern auth_instance auth_defaults; /* Default values */
extern uschar *auth_defer_msg; /* Error message for log */