removed more dead code that is unused since the removal of the third party

/* Local API functions */

static CURLcode ftp_sendquote(struct connectdata *conn,

                              struct curl_slist *quote);

static CURLcode ftp_cwd(struct connectdata *conn, char *path);

static CURLcode ftp_mkd(struct connectdata *conn, char *path);

static CURLcode ftp_cwd_and_mkd(struct connectdata *conn, char *path);

static CURLcode ftp_quit(struct connectdata *conn);

static CURLcode ftp_parse_url_path(struct connectdata *conn);

static CURLcode ftp_cwd_and_create_path(struct connectdata *conn);

static CURLcode ftp_regular_transfer(struct connectdata *conn, bool *done);

static void ftp_pasv_verbose(struct connectdata *conn,

                             Curl_addrinfo *ai,

  return CURLE_OK;

}

/***********************************************************************

 *

 * ftp_mkd()

 *

 * Makes a directory on the FTP server.

 *

 * Calls failf()

 */

static CURLcode ftp_mkd(struct connectdata *conn, char *path)

{

  CURLcode result=CURLE_OK;

  int ftpcode; /* for ftp status */

  ssize_t nread;

  /* Create a directory on the remote server */

  FTPSENDF(conn, "MKD %s", path);

  result = Curl_GetFTPResponse(&nread, conn, &ftpcode);

  if(result)

    return result;

  switch(ftpcode) {

  case 257:

    /* success! */

    infof( conn->data , "Created remote directory %s\n" , path );

    break;

  case 550:

    failf(conn->data, "Permission denied to make directory %s", path);

    result = CURLE_FTP_ACCESS_DENIED;

    break;

  default:

    failf(conn->data, "unrecognized MKD response: %d", ftpcode );

    result = CURLE_FTP_ACCESS_DENIED;

    break;

  }

  return  result;

}

/***********************************************************************

 *

 * ftp_cwd()

 *

 * Send 'CWD' to the remote server to Change Working Directory.  It is the ftp

 * version of the unix 'cd' command. This function is only called from the

 * ftp_cwd_and_mkd() function these days.

 *

 * This function does NOT call failf().

 */

static

CURLcode ftp_cwd(struct connectdata *conn, char *path)

{

  ssize_t nread;

  int     ftpcode;

  CURLcode result;

  FTPSENDF(conn, "CWD %s", path);

  result = Curl_GetFTPResponse(&nread, conn, &ftpcode);

  if (!result) {

    /* According to RFC959, CWD is supposed to return 250 on success, but

       there seem to be non-compliant FTP servers out there that return 200,

       so we accept any '2xy' code here. */

    if (ftpcode/100 != 2)

      result = CURLE_FTP_ACCESS_DENIED;

  }

  return result;

}

/***********************************************************************

 *

 * ftp_cwd_and_mkd()

 *

 * Change to the given directory.  If the directory is not present, and we

 * have been told to allow it, then create the directory and cd to it.

 *

 */

static CURLcode ftp_cwd_and_mkd(struct connectdata *conn, char *path)

{

  CURLcode result;

  result = ftp_cwd(conn, path);

  if (result) {

    if(conn->data->set.ftp_create_missing_dirs) {

      result = ftp_mkd(conn, path);

      if (result)

        /* ftp_mkd() calls failf() itself */

        return result;

      result = ftp_cwd(conn, path);

    }

    if(result)

      failf(conn->data, "Couldn't CWD to %s", path);

  }

  return result;

}

/***********************************************************************

 *

 * ftp_parse_url_path()