pkg go/build, type Package struct, XTestImports []string
pkg go/build, var Default Context
pkg go/build, var ToolDir string
pkg go/doc, const AllDecls Mode
pkg go/doc, const AllMethods Mode
pkg go/doc, func Examples(...*ast.File) []*Example
pkg go/doc, func New(*ast.Package, string, Mode) *Package
pkg go/doc, func Synopsis(string) string
pkg go/doc, func ToHTML(io.Writer, string, map[string]string)