ossl_X509_ALGOR_from_nid
kdf->prf = ossl_X509_ALGOR_from_nid(prf_nid, V_ASN1_NULL, NULL);
*palg = ossl_X509_ALGOR_from_nid(NID_mgf1, V_ASN1_SEQUENCE, stmp);
alg = ossl_X509_ALGOR_from_nid(NID_id_PasswordBasedMAC,
oaep->pSourceFunc = ossl_X509_ALGOR_from_nid(NID_pSpecified,
alg = ossl_X509_ALGOR_from_nid(algnid, key != NULL ? V_ASN1_INTEGER : V_ASN1_UNDEF, key);
X509_ALGOR *ossl_X509_ALGOR_from_nid(int nid, int ptype, void *pval);