and is not compatible with modern OpenSSL implementations
- Set PORTVERSION to the version number as reported by `httperf -V'
- Increase buffer size in do_recv() to match TLS record size which
can be up to 16kB [1]
- When using TLS 1.1 or TLS 1.2, the first SSL_connect() may often
return error, while subsequent requests work fine -- to mitigate
this, try to SSL_connect() a little harder [2]
Approved by: maintainer timeout
PR: 230680 [1], 230681 [2]
