ref: ff2ebe6cfdacd890a74a6d2f9b0acd062d2633b7 dir: /rc/bin/stop/
#!/bin/rc ~ $#* 0 || ps | sed -n '/^'$user' .* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo stop%p'