static oe_host_fd_t _hostfs_get_host_fd(oe_fd_t* desc)
{
    file_t* file = _cast_file(desc);

    return file ? file->host_fd : -1;
}
static oe_host_fd_t _hostfs_get_host_fd(oe_fd_t* desc)
{
    file_t* file = _cast_file(desc);

    return file ? file->host_fd : -1;
}