[%
  # The list of OS'es - each one must have a ports/oses/<os>.tt_data file
  SET os_list = [
    'aix',
    'centos',
    'cygwin',
    'debian',
    'fedora',
    'hpux',
    'linux',
    'macos',
    'openbsd',
    'redhat',
    'slackware',
    'solaris',
    'suse',
    'ubuntu',
    'win32',
  ];

%]