// children, instead calling loadOne when a non-existing child is
// looked up.
func (ln *lookupnode) Child(name string, replace func(inode) (inode, error)) (inode, error) {
// children, instead calling loadOne when a non-existing child is
// looked up.
func (ln *lookupnode) Child(name string, replace func(inode) (inode, error)) (inode, error) {