The error codes can be obtained by L<ERR_get_error(3)>.
-=head1 BUGS
-
-Certain signatures with an improper algorithm identifier are accepted
-for compatibility with SSLeay 0.4.5 :-)
-
=head1 CONFORMING TO
SSL, PKCS #1 v2.0
L<rsa(3)>, L<RSA_private_encrypt(3)>,
L<RSA_public_decrypt(3)>
-=head1 HISTORY
-
-RSA_sign() and RSA_verify() are available in all versions of SSLeay
-and OpenSSL.
-
=cut