153   struct serial_ops *ops;  in serial_interface_lookup()  local
155   for (ops = serial_ops_list; ops; ops = ops->next)  in serial_interface_lookup()
156     if (strcmp (name, ops->name) == 0)  in serial_interface_lookup()
157       return ops;  in serial_interface_lookup()
175   struct serial_ops *ops;  in serial_open()  local
186     ops = serial_interface_lookup ("pc");  in serial_open()
188     ops = serial_interface_lookup ("tcp");  in serial_open()
190     ops = serial_interface_lookup ("parallel");  in serial_open()
193       ops = serial_interface_lookup ("pipe");  in serial_open()
197     ops = serial_interface_lookup ("hardwire");  in serial_open()
199   if (!ops)  in serial_open()
204   scb->ops = ops;  in serial_open()
209   if (scb->ops->open (scb, open_name))  in serial_open()
240   struct serial_ops *ops;  in serial_fdopen()  local
249   ops = serial_interface_lookup ("hardwire");  in serial_fdopen()
251   if (!ops)  in serial_fdopen()
256   scb->ops = ops;  in serial_fdopen()
309     scb->ops->close (scb);  in do_serial_close()
352   ch = scb->ops->readchar (scb, timeout);  in serial_readchar()
387   return (scb->ops->write (scb, str, len));  in serial_write()
407   return scb->ops->drain_output (scb);  in serial_drain_output()
413   return scb->ops->flush_output (scb);  in serial_flush_output()
419   return scb->ops->flush_input (scb);  in serial_flush_input()
428   return (scb->ops->send_break (scb));  in serial_send_break()
434   scb->ops->go_raw (scb);  in serial_raw()
440   return scb->ops->get_tty_state (scb);  in serial_get_tty_state()
446   return scb->ops->set_tty_state (scb, ttystate);  in serial_set_tty_state()
454   scb->ops->print_tty_state (scb, ttystate, stream);  in serial_print_tty_state()
462   return scb->ops->noflush_set_tty_state (scb, new_ttystate, old_ttystate);  in serial_noflush_set_tty_state()
468   return scb->ops->setbaudrate (scb, rate);  in serial_setbaudrate()
474   return scb->ops->setstopbits (scb, num);  in serial_setstopbits()
480   return (scb->ops->async != NULL);  in serial_can_async_p()
486   return (scb->ops->async != NULL) && (scb->async_handler != NULL);  in serial_is_async_p()
497     scb->ops->async (scb, handler != NULL);  in serial_async()