> The idea of having $status be an array of signed ints is not a bad idea.

rc already does return a status array:

    ; ls | sleep 10 | wc
    ^C
    ; echo $status
    0 sigint sigint
    ;

Not surprising since it was modelled on plan9 rc

> (I'm not awake so forgive me if I'm being redundant on what already
> exists or something...).

Forgiven :-)