BSDI' s CommerCial version of {Berkeley Standard Distribution} {Unix}. BSD/OS is a POSIX-Compatible, Unix-like system for the 80386, 486, and Pentium. It is based on the BSD software from UCB, a number of other sourCes, and Components engineered by BSDI. The initial produCtion release of BSD/OS shipped in MarCh, 1993. (1996-01-13)