Option Name:sslproxy_version
Replaces:
Requires:--with-openssl
Default Value:automatic SSL/TLS version negotiation
Suggested Config:

	SSL version level to use when proxying https:// URLs

	The versions of SSL/TLS supported:

	    1	automatic (default)
	    2	SSLv2 only
	    3	SSLv3 only
	    4	TLSv1.0 only
	    5	TLSv1.1 only
	    6	TLSv1.2 only