FCTL_NS_GET_DEV_COUNT
if (ns_cmd->ns_flags & FCTL_NS_GET_DEV_COUNT) {
(FCTL_NS_GET_DEV_COUNT | FCTL_NS_NO_DATA_BUF), sleep);
ns_flags = FCTL_NS_GET_DEV_COUNT | FCTL_NS_NO_DATA_BUF;