host_speed_t
host_speed_t __c_ispeed;
host_speed_t __c_ospeed;
int host_cfsetispeed(struct host_termios *, host_speed_t);
int host_cfsetospeed(struct host_termios *, host_speed_t);
int host_cfsetspeed(struct host_termios *, host_speed_t);
host_speed_t __c_ispeed;
host_speed_t __c_ospeed;
int host_cfsetospeed(struct host_termios *tio, host_speed_t speed)
int host_cfsetispeed(struct host_termios *tio, host_speed_t speed)
host_cfsetspeed(struct host_termios *tio, host_speed_t speed)