Symbol: is_descendant
usr/src/lib/libdevinfo/devinfo.c
581
if (!is_descendant(tmp->node, parent)) {
usr/src/lib/libdevinfo/devinfo.c
589
while (tmp->next && is_descendant(tmp->next->node, parent)) {
usr/src/lib/libzfs/common/libzfs_dataset.c
4440
if (is_descendant(zhp->zfs_name, target)) {