At 9:31 PM -0400 7/23/01, josh@ssimr.com wrote:

:)> I'd guess that your system does not have a 'cd' devalias.  The fallback
:)> AFAICT is to try booting from the Apple ROM if there is an inapproprate
:)> device specified to the boot command.
:)
:)Interesting. I would have thought when the device or syntax mentioned
:)in a boot command was in error, the correct response would be to
:)assume a typo and do nothing.

Nope.  Apparently, that's not how it works.
http://www.netbsd.org/Ports/macppc/faq.html#grey-screen

  -- MW