=head1 DESCRIPTION
+This command has been deprecated.
+The L<openssl-pkeyparam(1)> command should be used instead.
+
This command is used to manipulate DH parameter files.
=head1 OPTIONS
=head1 SEE ALSO
L<openssl(1)>,
+L<openssl-pkeyparam(1)>,
L<openssl-dsaparam(1)>
+=head1 HISTORY
+
+This command was deprecated in OpenSSL 3.0.
+
=head1 COPYRIGHT
Copyright 2000-2019 The OpenSSL Project Authors. All Rights Reserved.