>   how atomic are assignments?  can "a = 0" be interrupted?  how about
>   cp = p -> foo?

Maybe it should be noted that you should declare "a" etc. as volatile,
and the C compiler should at least try to reduce it's instruction
re-ordering and caching of the value.

Marc B.
-------
Marc Boschma                          Email:    marcb@bms.itg.telecom.com.au
Senior Technical Specialist           Smail:    Locked Bag No. 4840
Broadband and Multimedia Systems,     Melbourne, VIC  8100
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