On Fri, 21 Jun 1996, Alan Peakall wrote:

> > Add the 'local' flag to /etc/ttys on the appropriate line and run
> > ttyflags.
> 
> I recall from 2nd quarter 1991 a Motorola System-V/68K system that
> included a utility `porthold(8)' [...]
> It read a file (whose default name I can't recall) of device
> names and initial settings and then slept holding them open.

How is that useful, given that we have the ttyflags(8) functionality
already?

--scott