Plan 9 from Bell Labs’s /usr/web/sources/contrib/someone/root/rc/bin/killnetalt
#!/bin/rc # killnetalt - emit commands to kill all processes with fd's to /net.alt grep /net.alt /proc/*/fd | sed 's^/proc/(.*)/fd.*^chmod +rw /proc/\1/ctl; echo kill >/proc/\1/ctl^' | sort -u
