zfeature_active
if (zfeature_active(f, origin->ds_feature[f])) {
if (zfeature_active(f, ds->ds_feature[f])) {
if (zfeature_active(f, ds->ds_feature_activation[f])) {
if (zfeature_active(f, ds->ds_feature[f]))
return (zfeature_active(f, ds->ds_feature[f]));