usr/src/include/protocols/rwhod.h

/*      rwhod.h 4.4     83/05/04        */

/*
 * rwho protocol packet format.
 */
struct  whod {
        char    wd_type;                /* packet type, see below */
        char    wd_pad[3];
        int     wd_sendtime;            /* time stamp by sender */
        int     wd_recvtime;            /* time stamp applied by receiver */
        char    wd_hostname[32];        /* hosts's name */
        int     wd_loadav[3];           /* load average as in uptime */
        int     wd_boottime;            /* time system booted */
        struct  whoent {
                struct  utmp we_utmp;   /* active tty info */
                int     we_idle;        /* tty idle time */
        } wd_we[1024 / sizeof (struct whoent)];
};

#define WHODTYPE_STATUS 1               /* host status */