PRIV_VFS_MKNOD_DEV
(error = priv_check_cred(nd->nd_cred, PRIV_VFS_MKNOD_DEV))) {
(error = priv_check_cred(cred, PRIV_VFS_MKNOD_DEV))) {
error = priv_check(td, PRIV_VFS_MKNOD_DEV);