Date   : Sun, 09 Sep 1990 22:46:45 GMT
From   : munnari.oz.au!bruce!trlluna!rhea.trl.oz.au!aduncan@uunet.uu.net (Allan Duncan)
Subject: Sysgen and installing Z80CCP

From article <392E37688B1F801A10@uwplatt.edu>, by TAGLANCE@UWPLATT.EDU
(LANCE TAGLIAPIETRA):
...  
> SYSGEN seems to be checking a few bytes in the image, and will lock
> the system up if those bytes do not agree with the cp/m ccp. I found

It is _copy protection_!  Sysgen and CCP contain the serial number of
the o/s, and sysgen checks if they match before doing a copy.  I think
it was to cater for OEM specials that were not supplied with a sysgen,
and you could only get new copies from the supplier, rather than create
your own.

Allan Duncan   ACSnet  a.duncan@trl.oz
(03) 541 6708  ARPA    a.duncan%trl.oz.au@uunet.uu.net
               UUCP    {uunet,hplabs,ukc}!munnari!trl.oz!a.duncan
Telecom Research Labs, PO Box 249, Clayton, Victoria, 3168, Australia.