work directly on memory: this can be readily worked around by converting the buffers
to memory BIOs, see L<BIO_s_mem(3)> for details.
+These functions make no assumption regarding the pass phrase received from the
+password callback.
+It will simply be treated as a byte sequence.
+
=head1 RETURN VALUES
d2i_PKCS8PrivateKey_bio() and d2i_PKCS8PrivateKey_fp() return a valid B<EVP_PKEY>
=head1 SEE ALSO
-L<PEM_read_PrivateKey(3)>
+L<PEM_read_PrivateKey(3)>,
+L<passphrase-encoding(7)>
=head1 COPYRIGHT
-Copyright 2002-2017 The OpenSSL Project Authors. All Rights Reserved.
+Copyright 2002-2018 The OpenSSL Project Authors. All Rights Reserved.
Licensed under the OpenSSL license (the "License"). You may not use
this file except in compliance with the License. You can obtain a copy