On Thu, 16 Jun 2016 16:46:41 +0200, Liam Proven <lpro...@gmail.com> wrote: > On 16 June 2016 at 01:47, Mouse <mo...@rodents-montreal.org> wrote: > > So are Linux and BSD, right up until you start caring about the _legal_ > > definition of UNIX, which is why they call themselves as "based on > > UNIX" or "UNIX-like" or the like. But (IMO, of course) the legal sense > > is the only one in which they aren't UNIX. > > I think RHEL has passed certification now, FWIW.
Not as far as I'm aware; the full list of certified UNIX operating systems is on http://www.opengroup.org/openbrand/register/ (OS X, Solaris, HP-UX, AIX, K-UX). Regards, Stephen