ref: 5682c682130c8cbff0cf7538acc0c8a03e5d3d4b dir: /rc/bin/stop/
#!/bin/rc ~ $#* 0 || ps | sed -n '/^'$user' .* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo stop%p'