> /tmp/foo:
> #!/bin/sh
> echo "Did it"
>
> /tmp/bar:
> #!/tmp/foo
> # nothing interesting
>
> % chmod +x /tmp/foo /tmp/bar
> % /tmp/bar
> bash: ./bar: Permission denied
> %
>
> Hmmm...
Err, works for me using zsh 2.6-beta9 or bash 1.14.4(1) as the
interactive shell on Kernel 1.3.88
-- Darren J Moffat