[9front] Re: /bin/"" use of rc -c instead of eval

[Anthony Martin <ality@pbrane.org>]

Romano <me+unobe@fallglow.com> once said:
> I use " and "" to review previous commands and execute them, and
> I was puzzled when a previous 'cd' command didn't work. I
> suspected it might be perhaps to 'cd' being a built-in, and
> looking at the source code for "" my suspicion was confirmed. The
> last line that executes the command is: rc -c $"_x
>
> Any reason why this isn't using eval instead so that rc built-ins
> work (eval $"_x)

Did you try it? What happened?

Hint: what you seem to want is not

	"" cd.*foo

but
	. <{" cd.*foo}

Cheers,
  Anthony