radix_tree_empty_tree_p
assert(radix_tree_empty_tree_p(t));
assert(!radix_tree_empty_tree_p(t));
assert(!radix_tree_empty_tree_p(t));
assert(radix_tree_empty_tree_p(t));
bool radix_tree_empty_tree_p(struct radix_tree *);
KASSERT(radix_tree_empty_tree_p(&uo->uo_pages));