From: wirzeniu@klaava.Helsinki.FI (Lars Wirzenius) Subject: Re: BSD Unix aka Freedom is a myth.... Date: 27 Jul 1992 16:09:08 GMT
S_TITZ@iravcl.ira.uka.de (Olaf Titz) writes:
>Some time ago, in a UNIX manual (which one I unfortunately don't
>remember), I read that the SETUID principle was actually covered by a
>patent (inventor Ken Thompson, I think).
As long as were remembering things, I remember it being Dennis Ritchie.
The patent has been released by AT&T (i.e. they won't enforce it)
because otherwise POSIX (and Unix look-alikes) would have been
impossible.