169   int tty;  in rl_gather_tyi()  local
178   tty = fileno (rl_instream);  in rl_gather_tyi()
183   FD_SET (tty, &readfds);  in rl_gather_tyi()
184   FD_SET (tty, &exceptfds);  in rl_gather_tyi()
187   result = select (tty + 1, &readfds, (fd_set *)NULL, &exceptfds, &timeout);  in rl_gather_tyi()
195   result = ioctl (tty, FIONREAD, &chars_avail);  in rl_gather_tyi()
203       tem = fcntl (tty, F_GETFL, 0);  in rl_gather_tyi()
205       fcntl (tty, F_SETFL, (tem | O_NDELAY));  in rl_gather_tyi()
206       chars_avail = read (tty, &input, 1);  in rl_gather_tyi()
208       fcntl (tty, F_SETFL, tem);  in rl_gather_tyi()
273   int tty;  in _rl_input_available()  local
275   tty = fileno (rl_instream);  in _rl_input_available()
280   FD_SET (tty, &readfds);  in _rl_input_available()
281   FD_SET (tty, &exceptfds);  in _rl_input_available()
284   return (select (tty + 1, &readfds, (fd_set *)NULL, &exceptfds, &timeout) > 0);  in _rl_input_available()
288   if (ioctl (tty, FIONREAD, &chars_avail) == 0)  in _rl_input_available()