X509_alias_set1
X509_alias_set1(ee_cert, NULL, 0);
X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
X509_alias_set1(x, (unsigned char *)alias, -1);
r = X509_alias_set1(x509, data, len);
int X509_alias_set1(X509 *x, const unsigned char *name, int len);