elseif cmd == 'GET*' then
    -- batch version of GET
    local result = {}
    for binding in buf:gmatch('%s+(%S+)') do
      print(binding)
      local val, _ = app.get_binding(binding)
      table.insert(result, val)
    end
    app.send(table.concat(result, '\n--fw: definition boundary--\n'))