NAME
set_exit_callback - set function to call att destruct()
SYNTAX
#include "program.h"
void set_exit_callback(void (*exit)(struct object *) fun);
DESCRIPTION
This function sets what function will be called when an object
cloned from your program is destructed. This function is
mainly for de-initializing the fp->current_storage region.
The function will be called with the object about to be destructed
as argument.
KEYWORDS