[rfc] [patch] do not stop watchdog on shutdown

[Maksim Yevmenkin]

Hello Allan

> I've been seeing an issue where sometimes my system seems to hang after
> the shutdown. where not stopping the watchdog might help. I wonder if it
> would be best to make some kind of rc.conf variable to allow the user to
> opt for one or the other, keeping the current behaviour for POLA.

by default current behavior is preserved, i.e. watchdogd is killed
with -TERM. to prevent watchdogd from stopping timer one needs to put

watchdogd_sig_stop="KILL"

into /etc/rc.conf.

thanks
max