anchor.diff:          "LibreSSL 2.3" ++ _ ->
               false; 
            "LibreSSL 2.1" ++ _ ->
  -            false; 
  -         "LibreSSL 2.0" ++ _ ->
               false; 
            "LibreSSL 2.0" ++ _ ->
               false; 
  
positive.code:             true;
          "LibreSSL"  ++ _ ->
              false;
          "OpenSSL 1.1" ++ Rest ->
              false;
          "OpenSSL 1.0.1" ++ Rest ->
              hd(Rest) >= s;
          _ ->
              true
      end.
  
negative.code: 
  %% Note: This directive should only be used in test suites.
  -compile(export_all).
  -compile(nowarn_export_all).
  
  -record(sslsocket, { fd = nil, pid = nil}).
  -define(SLEEP, 1000).
  