EVP_PKEY_get_default_digest_name() fills in the default message digest
name for the public key signature operations associated with key
I<pkey> into I<mdname>, up to at most I<mdname_sz> bytes including the
-ending NUL byte.
+ending NUL byte. The name could be C<"UNDEF">, signifying that no digest
+should be used.
EVP_PKEY_get_default_digest_nid() sets I<pnid> to the default message
digest NID for the public key signature operations associated with key
=head1 COPYRIGHT
-Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved.
+Copyright 2006-2020 The OpenSSL Project Authors. All Rights Reserved.
Licensed under the Apache License 2.0 (the "License"). You may not use
this file except in compliance with the License. You can obtain a copy