On Wed, 9 Sep 1998, Paul Goyette wrote:

> Anyone got any idea what this trap is?  or what it does?  I've got a
> potential SLOTMAN user with a Quadra-630, and the Q-630's ROM routine
> for reading PRAM seems to want to invoke this trap.  My (older edition
> of) Inside Macintosh doesn't seem to document this trap, so I don't know
> how to emulate it or even to implement a dummy version.  :)

In Macsbug, `api a092' or `where a092' both explain that this trap is
called "_Egret". I've never been able to figure out where it comes
from either, but I do know that it's been responsible for a lot of
crashes on my '630. BTW, the last time I looked, Inside Mac was available
in PDF formt at <http://gemma.apple.com/techinfo/techdocs/mac/mac.html>