under the terms of such Secondary Licenses, and

  b) a copy of this Agreement must be included with each copy of
  the Program.

3.3 Contributors may not remove or alter any copyright, patent,
trademark, attribution notices, disclaimers of warranty, or limitations
of liability ("notices") contained within the Program from any copy of

pkg compress/zlib, var ErrHeader error
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