Just some discussions on this from back in time for those who are interested but missed them:

http://www.ann.lu/comments2.cgi?view=1061210784&category=forum
http://moobunny.dreamhosters.com/cgi/mbthread.pl/amiga/expand/89963

As for the claim of the circulating AmigaOS 3.1 source code:

http://pl.attitu.de/gioshome/deutsch/mekaartikel.html (Google translation)