static int qtree_dqstr_in_blk(struct qtree_mem_dqinfo *info)
{
	return (info->dqi_usable_bs - sizeof(struct qt_disk_dqdbheader))
	       / info->dqi_entry_size;
}
static int qtree_dqstr_in_blk(struct qtree_mem_dqinfo *info)
{
	return (info->dqi_usable_bs - sizeof(struct qt_disk_dqdbheader))
	       / info->dqi_entry_size;
}