>From Wikipedia (for what it's worth): > OS X is based upon the Mach kernel. Certain parts from FreeBSD's and NetBSD's > implementation of Unix were incorporated in NeXTSTEP, the core of Mac OS X. > NeXTSTEP was the graphical, object-oriented, and UNIX-based operating system > developed by Steve Jobs' company NeXT after he left Apple in 1985.[14] While > Jobs was away from Apple, Apple tried to create a "next-generation" OS > through the Taligent,Copland and Gershwin projects, with little success.[15]
> OS X's core is a POSIX compliant operating system (OS) built on top of the > XNU kernel, with standard Unix facilities available from thecommand line > interface. Apple has released this family of software as a free and open > source operating system named Darwin. On top of Darwin, Apple layered a > number of components, including the Aqua interface and the Finder, to > complete the GUI-based operating system which is OS X.[24] > Since OS X is POSIX compliant, many software packages written for the *BSDs, > Linux, or other Unix-like systems can be recompiled to run on it. Projects > such as Homebrew, Fink, MacPorts and pkgsrc provide pre-compiled or > pre-formatted packages. From version 10.3 to version 10.7, OS X included > X11.app, Apple's version of the X Window System graphical interface for Unix > applications, as an optional component during installation.[40] Up to and > including Mac OS X v10.4 (Tiger), Apple's implementation was based on the X11 > LicensedXFree86 4.3 and X11R6.6. All bundled versions of X11 feature a window > manager which is similar to the OS X look-and-feel and has fairly good > integration with Mac OS X, also using the native Quartz rendering system. > Earlier versions of OS X (in which X11 has not been bundled) can also run X11 > applications using XDarwin. With the introduction of version 10.5 Apple > switched to the X.org variant of X11.[41] Version Mac OS X 10.7 "Lion" uses > X.org Server version 1.10 .x[42] Starting with OS X Mountain Lion, X11 is not bundled in OS X; instead, it has to be installed from, for example, the open source XQuartz project.[43] --Chip/N1MIE On Dec 5, 2012, at 9:34, "Curt, WE7U" <[email protected]> wrote: > On Wed, 5 Dec 2012, Chip Griffin wrote: > >> OSX is based on FreeBSD, so your second to last statement is somewhat >> redundant. > > I thought it was based on real BSD, not FreeBSD. Not open-source Unix. They > have to pay the license-holder of Unix for it. > > -- > Curt, WE7U. http://wetnet.net/~we7u > APRS Client Capabilities: http://wetnet.net/~we7u/aprs_capabilities.html > _______________________________________________ > Xastir mailing list > [email protected] > http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir _______________________________________________ Xastir mailing list [email protected] http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir
