SPLAY_EMPTY
#define tree_empty(t) SPLAY_EMPTY((t))
return SPLAY_EMPTY(&idr->tree);
return SPLAY_EMPTY(&xa->xa_tree);
if (SPLAY_EMPTY(head)) \
if (SPLAY_EMPTY(head)) { \
if (SPLAY_EMPTY(head)) \
#define SPLAY_MIN(name, x) (SPLAY_EMPTY(x) ? NULL \
#define SPLAY_MAX(name, x) (SPLAY_EMPTY(x) ? NULL \
while (!SPLAY_EMPTY(&src->dict)) {
#define dict_empty(d) SPLAY_EMPTY(&((d)->dict))
while (!SPLAY_EMPTY(&src->tree)) {
#define tree_empty(t) SPLAY_EMPTY(&((t)->tree))