[TUHS] 4.3BSD help: getty ignoring modem status

[Warren Toomey]

On Sun, Mar 19, 2017 at 06:06:40PM +1000, Warren Toomey wrote:
> Some more data points. Vanilla 32V and 3BSD do HUP the shell when the DCD
> drops on a SimH telnet disconnect. Vanilla 4.2BSD and 4.3BSD don't!

Found it. In /sys/conf/GENERIC, the dz lines have flags turned on to
ignore DCD:

device    dz0     at uba? csr 0160100 flags 0xff  vector dzrint dzxint

I just turned off the flags and now a Telnet disconnect causes the
shell to be HUP'd and killed. Phew!
	Warren
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