if (global.osflavor <= 2)
{
    return file_text_close(argument0);
}
else
{
    var handle = argument0;
    if (ds_map_find_value(handle, "is_write"))
        ds_map_set(global.savedata, ds_map_find_value(handle, "filename"), ds_map_find_value(handle, "data"));
    ds_map_destroy(handle);
}