This started giving deprecation errors 11 years ago.

src/module_magic.h

-/*
-|| This file is part of Pike. For copyright information see COPYRIGHT.
-|| Pike is distributed under GPL, LGPL and MPL. See the file COPYING
-|| for more information.
-*/
-
-#ifndef MODULE_MAGIC_H
-#define MODULE_MAGIC_H
-
-#include "module.h"
-
-/* NB: use of module_magic is deprecated.
-   Please use the PIKE_MODULE_INIT/PIKE_MODULE_EXIT macros
-   directly in new code. */
-
-
-#ifndef ALLOW_DEPRECATED_MODULE_MAGIC
-
-/* To get rid of the following message, define ALLOW_DEPRECATED_MODULE_MAGIC.
-   This option is a transitional measure and may be removed at some
-   future time.  Please update your code to use PIKE_MODULE_INIT/
-   PIKE_MODULE_EXIT instead. */
-
-#error module_magic.h is deprecated.  Please read the header file for details.
-
-#endif /* ALLOW_DEPRECATED_MODULE_MAGIC */
-
-
-#ifdef DYNAMIC_MODULE
-#define pike_module_init(X) mYDummyFunctioN1(void); PIKE_MODULE_INIT
-#define pike_module_exit(X) mYDummyFunctioN2(void); PIKE_MODULE_EXIT
-#endif /* DYNAMIC_MODULE */
-
-#endif /* MODULE_MAGIC_H */