V7/usr/include/dk.h

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/*
 * switch commands
 */
#define	RAM_ON	0226
#define	ROM_ON	0322
#define	R_CNTL	0264
#define	W_CNTL	0170


/*
 * library routine declarations
 */
extern long cmread();
extern long ocmread();


/*
 * call setup struct
 */

struct	dialout {
	char	srv;
	char	area;
	char	sw;
	char	mch;
	char	chan;
	char	other;
	short	check;
};

struct	indial {
	char	i_lchan;
	char	i_rhost;
	char	i_rchan;
	char	i_srv;
	char	i_area;
	char	i_sw;
	char	i_mch;
	char	i_chan;
	char	i_other;
	short	i_check;
};
#define	D_SH	1
#define	D_FS	2
#define	D_LSTNR	3


struct	ring {
	char	r_lchan;
	char	r_srv;
};