On Mon, 5 Oct 2015, Brandon Allbery wrote: > It was never derived from FreeBSD 4.1. I may have been thinking of this: https://en.wikipedia.org/wiki/Berkeley_Software_Distribution "Also Darwin, the system on which Apple's Mac OS X is built, is a derivative of 4.4BSD-Lite2 and FreeBSD." -- Dave Horsfall DTM (VK2KFU) "Those who don't understand security will suffer."