X509_find_by_subject
LCRYPTO_USED(X509_find_by_subject);
return X509_find_by_subject(certs, (X509_NAME *)byName);
signer = X509_find_by_subject(req->optionalSignature->certs, nm);
signer = X509_find_by_subject(certs, nm);
X509 *X509_find_by_subject(STACK_OF(X509) *sk, X509_NAME *name);
LCRYPTO_ALIAS(X509_find_by_subject);
issuer = X509_find_by_subject(extra_certs,
return X509_find_by_subject(fullchain, issuer_name);