ref: 3f2ce35195a7710a31487541936f974a10d1a06a dir: /rc/bin/start/
#!/bin/rc ~ $#* 0 || ps | sed -n '/^'$user' .*Stopped.* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo start%p'