ref: 39ef41cfe33a424db362e3b3e1942bf1a8f7f2e2 dir: /rc/bin/start/
#!/bin/rc ~ $#* 0 || ps | sed -n '/^'$user' .*Stopped.* '$1'$/s%[^ ]* *%~>/proc/% s% *.*%/ctl% s%~%echo start%p'