In article <200110251353.f9PDrmr02024@hobbes.augustsson.net>,
Lennart Augustsson <augustss@augustsson.net> wrote:
>What is the intended semantics of FIOASYNC & TIOCSPGRP with respect to
>open() and close().  Is the effect of those operations supposed to
>survive a close() followed by an open() of the device?

I do not believe so.

christos