pkg container/heap, func Init(Interface)
pkg container/heap, func Pop(Interface) interface{}
pkg container/heap, func Push(Interface, interface{})
pkg container/heap, func Remove(Interface, int) interface{}
pkg container/heap, type Interface interface { Len, Less, Pop, Push, Swap }
pkg container/heap, type Interface interface, Len() int
pkg container/heap, type Interface interface, Less(int, int) bool

"Major Component", in this context, means a major essential component
(kernel, window system, and so on) of the specific operating system
(if any) on which the executable work runs, or a compiler used to
produce the work, or an object code interpreter used to run it.

  The "Corresponding Source" for a work in object code form means all
the source code needed to generate, install, and (for an executable