We use an int instead. That means SSL_key_update() also should use an int.
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2609)
This also adds documentation for the pre-existing and related
SSL_renegotiate*() functions.
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2609)