Complements commit b383aa2081, which added X509_get0_authority_key_id(). const ASN1_OCTET_STRING *X509_get0_authority_key_id(X509 *x); const GENERAL_NAMES *X509_get0_authority_issuer(X509 *x); [NEW] const ASN1_INTEGER *X509_get0_authority_serial(X509 *x); [NEW] Reviewed-by: Paul Dale <paul.dale@oracle.com> (Merged from https://github.com/openssl/openssl/pull/9494)
b383aa2081