work include anything, other than the work as a whole, that <strong>(a)</strong> is included in the normal form of packaging a Major Component, but which is not part of that Major Component, and <strong>(b)</strong> serves only to enable use of the work with that Major Component, or to implement a Standard Interface for which an implementation is available to the public in source code form. A “Major Component”, in this context, means a major essential component (kernel, window system, and so on) of the 