BT_INTERNAL
case BT_INTERNAL:
case BT_INTERNAL:
(sp->header.flag & BT_LEAF) ? BT_LEAF : BT_INTERNAL;
sp->header.flag |= BT_INTERNAL;
if (p->header.flag & BT_INTERNAL) {
ASSERT(p->header.flag & BT_INTERNAL);
(sp->header.flag & BT_LEAF) ? BT_LEAF : BT_INTERNAL;
sp->header.flag |= BT_INTERNAL;
if (p->header.flag & BT_INTERNAL) {
if (p->header.flag & BT_INTERNAL) {
if (p->header.flag & BT_INTERNAL) {
if (p->header.flag & BT_INTERNAL)
p->header.flag &= ~BT_INTERNAL;
p->header.flag &= ~BT_INTERNAL;
if (p->header.flag & BT_INTERNAL)