guint64
rb_ipod_helpers_get_capacity (const char *mountpoint)
{
        return  get_fs_property (mountpoint, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE);
}
guint64
rb_ipod_helpers_get_free_space (const char *mountpoint)
{
        return get_fs_property (mountpoint, G_FILE_ATTRIBUTE_FILESYSTEM_FREE);
}
static guint64
impl_get_free_space (RBMediaPlayerSource *source)
{
	return get_fs_property (RB_GENERIC_PLAYER_SOURCE (source), G_FILE_ATTRIBUTE_FILESYSTEM_FREE);
}