The original Portable Operating System Interface for Computing Environments (Posix) standard, first published in 1990, is based on Unix, a well-established technology dating back to the early 1970s.

That might sound far-fetched, but QNX is a POSIX-compliant system and has all the features you’d expect in a system like Linux or BSD.

The FACE standards effort seeks to facilitate rapid deployment and lower cost by moving military/aerospace systems development from a “stove-pipe” approach to a set of interoperable ...