extern void show_dive_info(struct dive *);
extern void flush_dive_info_changes(struct dive *);
extern void show_dive_equipment(struct dive *);
extern void flush_dive_equipment_changes(struct dive *);
extern void show_dive_info(struct dive *);
extern void flush_dive_info_changes(struct dive *);
extern void show_dive_equipment(struct dive *);
extern void flush_dive_equipment_changes(struct dive *);