R_API bool r_bin_file_close(RBin *bin, int bd) {
	r_return_val_if_fail (bin, false);
	RBinFile *bf = r_id_storage_take (bin->ids, bd);
	if (bf) {
		// file_free removes the fd already.. maybe its unnecessary
		r_id_storage_delete (bin->ids, bd);
		r_bin_file_free (bf);
		return true;
	}
	return false;
}