Noticed in the development of fips-enabled mod_ssl, when we are
  configured to support exactly one protocol, use that explicit server
  and client mechansim to handshake with the client or proxied machine,
  rather than the generic SSLv23_[client|server]_method().

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@264621 13f79535-47bb-0310-9956-ffa450edef68