Need a timeout device SVR3.x

[Doug Gwyn]

In article <9103 at elsie.UUCP> ado at elsie.UUCP (Arthur David Olson) writes:
>> Virtually every day I have connections that must remain open but on which
>> no activity, CPU or I/O, occurs for perhaps several hours.
>I (and any other readers as unimaginative as myself) would appreciate
>details regarding such situations.

It's easy to come up with examples.  Here is a simple one:

a layer attached to my printer process, to which I direct output
when I want it printed on the printer attached to my terminal