What is "osx"
OS X consists of a Mach/BSD-based kernel, operating system interfaces based primarily on Freebsd, and additional structures (written in C, C++ and Objective-C) of user interface and application-level services.
OS X consists of a Mach/BSD-based kernel, operating system interfaces based primarily on Freebsd, and additional structures (written in C, C++ and Objective-C) of user interface and application-level services.