or a negative value for failure. In particular a return value of -2
indicates the operation is not supported by the public key algorithm.
-=head1 EXAMPLE
+=head1 EXAMPLES
Encrypt data using OAEP (for RSA keys). See also L<PEM_read_PUBKEY(3)> or
L<d2i_X509(3)> for means to load a public key. You may also simply
=head1 HISTORY
-These functions were first added to OpenSSL 1.0.0.
+These functions were added in OpenSSL 1.0.0.
=head1 COPYRIGHT