var encoding/xml.marshalerType
3 uses
encoding/xml (current package)
marshal.go#L401: marshalerType = reflect.TypeOf((*Marshaler)(nil)).Elem()
marshal.go#L434: if val.CanInterface() && typ.Implements(marshalerType) {
marshal.go#L439: if pv.CanInterface() && pv.Type().Implements(marshalerType) {
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)