I am interested in old school technology. The Mac OS X is based on UNIX. I am interested in the old school OS, Mac OS 9, what is this based on? Can it run the UNIX application? What is the file system in Mac OS 9?
closed as not constructive by Daniel Lawson♦, bmike♦, patrix♦, user3936, jmlumpkin Aug 31 '12 at 10:32
As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance.If this question can be reworded to fit the rules in the help center, please edit the question.
This should cover everything you're looking for: http://en.m.wikipedia.org/wiki/History_of_Mac_OS