ref: 4961fb9853f16dcb6b99c3b2a7faa7648fcb0c86 dir: /rc/bin/stop/
#!/bin/rc ~ $#* 0 || ps | sed -n '/^'$user' .* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo stop%p'