old_head 167 opal/class/opal_lifo.h opal_counted_pointer_t old_head; old_head 170 opal/class/opal_lifo.h opal_read_counted_pointer (&lifo->opal_lifo_head, &old_head); old_head 173 opal/class/opal_lifo.h item = (opal_list_item_t *) old_head.data.item; old_head 178 opal/class/opal_lifo.h if (opal_update_counted_pointer (&lifo->opal_lifo_head, &old_head,