=head1 NOTES
The B<EVP_PKEY_CTX> structure is an opaque public key algorithm context used
-by the OpenSSL high level public key API. Contexts B<MUST NOT> be shared between
+by the OpenSSL high-level public key API. Contexts B<MUST NOT> be shared between
threads: that is it is not permissible to use the same context simultaneously
in two threads.
=head1 COPYRIGHT
-Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+Copyright 2006-2020 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