2.11BSD/src/games/atc/struct.h

/*
 * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
 *
 * Copy permission is hereby granted provided that this notice is
 * retained on all partial or complete copies.
 *
 * For more info on this and all of my stuff, mail edjames@berkeley.edu.
 */

typedef struct {
	int	x, y;
	int	dir;	/* used only sometimes */
} SCREEN_POS;

typedef struct {
	SCREEN_POS	p1, p2;
} LINE;

typedef SCREEN_POS	EXIT;
typedef SCREEN_POS	BEACON;
typedef SCREEN_POS	AIRPORT;

typedef struct {
	int	width, height;
	int	update_secs;
	int	newplane_time;
	int	num_exits;
	int	num_lines;
	int	num_beacons;
	int	num_airports;
	EXIT	*exit;
	LINE	*line;
	BEACON	*beacon;
	AIRPORT	*airport;
} C_SCREEN;

typedef struct plane {
	struct plane	*next, *prev;
	int		status;
	int		plane_no;
	int		plane_type;
	int		orig_no;
	int		orig_type;
	int		dest_no;
	int		dest_type;
	int		altitude;
	int		new_altitude;
	int		dir;
	int		new_dir;
	int		fuel;
	int		xpos;
	int		ypos;
	int		delayd;
	int		delayd_no;
} PLANE;

typedef struct {
	PLANE	*head, *tail;
} LIST;

typedef struct {
	char	name[10];
	char	host[256];
	char	game[256];
	int	planes;
	int	time;
	int	real_time;
} SCORE;

typedef struct displacement {
	int	dx;
	int	dy;
} DISPLACEMENT;