Add missing item(s) SSL_ERROR_WANT_CONNECT, SSL_ERROR_WANT_ACCEPT.

time during the protocol (initiated by either the client or the server);

SSL_read(), SSL_peek(), and SSL_write() will handle any pending handshakes.

=item SSL_ERROR_WANT_CONNECT, SSL_ERROR_WANT_ACCEPT

The operation did not complete; the same TLS/SSL I/O function should be

called again later. The underlying BIO was not connected yet to the peer

and the call would block in connect()/accept(). The SSL function should be

called again when the connection is established. These messages can only

appear with a BIO_s_connect() or BIO_s_accept() BIO, respectively.

In order to find out, when the connection has been successfully established,

on many platforms select() or poll() for writing on the socket file descriptor

can be used.

=item SSL_ERROR_WANT_X509_LOOKUP

The operation did not complete because an application callback set by