SYSCTL_NODE_CHILDREN
&SYSCTL_NODE_CHILDREN(_net, ue),
top = SYSCTL_ADD_NODE(&info->ctx, &SYSCTL_NODE_CHILDREN(_hw, dri),
&SYSCTL_NODE_CHILDREN(_net_link, lagg),
oid = SYSCTL_ADD_NODE(ctx, &SYSCTL_NODE_CHILDREN(_net, wlan),
struct sysctl_oid_list SYSCTL_NODE_CHILDREN(parent, name); \
(void*)&SYSCTL_NODE_CHILDREN(parent, name), 0, handler, "N", descr)