VER_DEF_CURRENT
vdf->vd_version = VER_DEF_CURRENT;
if (vdf->vd_version > VER_DEF_CURRENT)
ifl->ifl_name, vdf->vd_version, VER_DEF_CURRENT);
if (vnd->vn_version > VER_DEF_CURRENT) {
ifl->ifl_name, vnd->vn_version, VER_DEF_CURRENT);
if (vnd->vn_version > VER_DEF_CURRENT)
vnd->vn_version, VER_DEF_CURRENT);
if (vdf->vd_version > VER_DEF_CURRENT) {
vdf->vd_version, VER_DEF_CURRENT);