uu_avl_walk_next
while ((node = uu_avl_walk_next(walk)) != NULL) {
while ((node = uu_avl_walk_next(walk)) != NULL) {
while ((who_node = uu_avl_walk_next(walk)) != NULL) {
while ((node = uu_avl_walk_next(walk)) != NULL) {
while ((node = uu_avl_walk_next(walk)) != NULL) {
void *uu_avl_walk_next(uu_avl_walk_t *);
while ((node = uu_avl_walk_next(walk)) != NULL) {