ML_DSA_KEY_PREFER_SEED
(ML_DSA_KEY_PREFER_SEED | ML_DSA_KEY_RETAIN_SEED)
flags_set |= ML_DSA_KEY_PREFER_SEED;
flags_clr |= ML_DSA_KEY_PREFER_SEED;
|| (ossl_ml_dsa_key_get_prov_flags(key) & ML_DSA_KEY_PREFER_SEED))) {
&& (sk == NULL || (ossl_ml_dsa_key_get_prov_flags(key) & ML_DSA_KEY_PREFER_SEED))) {