ref: d79754b4c8f2d23a4f27d9a889efd896bcbc8a2f dir: /rc/bin/stop/
#!/bin/rc U=`{cat /dev/user} ps | sed -n '/^'$U' .* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo stop%p'