>>>>> "Tyrel" == Tyrel Beede <tb90@mail.csuchico.edu> writes:

  Tyrel> umm... if the scif hardware dosen't support DTR should the ioctl call be supported
  Tyrel> but by means of RTS/CTS.

No, RTS/CTS is a low-level flow control interface, whereas DTR/DSR
works on the application level.


  Tyrel> Or is slattach issuing this ioctl as a means to ready a
  Tyrel> modem connected to the serial port and if so should it be ignored?

Yes, that would probably be the best bet.  The real question is
whether the device should ignore the ioctl, or slattach ignore the
error.


  // Marcus