anchor.diff:  
   %%--------------------------------------------------------------------
   %% Use the ssh client of the OS to connect
  -
  -sshc_simple_exec_port(Config) ->
  -    PrivDir = ?config(priv_dir, Config),
  -    KnownHosts = filename:join(PrivDir, "known_hosts"),
  -    {Host,Port} = ?config(srvr_addr, Config),
  -    Cmd = lists:concat(["ssh -p ",Port,
  -			" -C",
  -			" -o UserKnownHostsFile=",KnownHosts,
  -			" -o StrictHostKeyChecking=no",
  -			" ",Host," 1+1."]),
  -    OpenSsh = ssh_test_lib:open_port({spawn, Cmd}, [eof,exit_status]),
  -    ssh_test_lib:rcv_expected({data,<<"2\n">>}, OpenSsh, ?TIMEOUT).
   
   sshc_simple_exec_os_cmd(Config) ->
       PrivDir = ?config(priv_dir, Config),
  
positive.code: 	    true ->
  		case ssh_test_lib:ssh_type() of
  		    openSSH ->
  			[sshc_simple_exec_os_cmd, 
  			 sshc_simple_exec_port];
  		    _ ->
  			[]
  		end;
  
negative.code: 
  
  
  init_per_testcase(sshc_simple_exec_os_cmd, Config) ->
      start_pubkey_daemon([?config(pref_algs,Config)], Config);
      
  