def _add_windows_hostvars(hostvars, server):
    """
    Add windows specific hostvars if the OS is windows
    :param server_id: the id of the server being checked
    :return: a dictionary of windows specific hostvars
    """
    if 'windows' in hostvars[server.name]['clc_data']['os']:
        windows_hostvars = {'ansible_ssh_port': 5986, 'ansible_connection':
            'winrm'}
        hostvars[server.name].update(windows_hostvars)
    return hostvars
