register_datafile_object (3) - Linux Manuals
register_datafile_object: Registers load/destroy functions for custom object types. Allegro game programming library.
NAME
register_datafile_object - Registers load/destroy functions for custom object types. Allegro game programming library.SYNOPSIS
#include <allegro.h>
void register_datafile_object(int id, void *(*load)(PACKFILE *f, long size), void (*destroy)(void *data));