X509_REQ_get_attr
LCRYPTO_USED(X509_REQ_get_attr);
X509_ATTRIBUTE *X509_REQ_get_attr(const X509_REQ *req, int loc);
if ((attr = X509_REQ_get_attr(req, idx)) == NULL)
LCRYPTO_ALIAS(X509_REQ_get_attr);
if ((attr = X509_REQ_get_attr(req, 0)) != NULL)
if ((attr = X509_REQ_get_attr(req, 0)) == NULL) {
if ((attr = X509_REQ_get_attr(req, 0)) != NULL)