usr/src/include/ttyent.h

/*      ttyent.h        4.1     84/04/27        */

struct  ttyent { /* see getttyent(3) */
        char    *ty_name;       /* terminal device name */
        char    *ty_getty;      /* name for gettytab (5) */
        char    *ty_type;       /* terminal type for termcap (3X) */
        int     ty_status;      /* status flags (see below for defines) */
        char    *ty_comment;    /* unused - for comments */
};

#define TTY_ON          0x1     /* enable logins (startup getty) */
#define TTY_SECURE      0x2     /* allow root to login */

extern struct ttyent *getttyent();
extern struct ttyent *getttynam();