zfs.go
func zfs(arg ...string) ([][]string, error) {
	c := command{Command: "zfs"}
	return c.Run(arg...)
}
func zfs(arg ...string) ([][]string, error) {
	c := command{Command: "zfs"}
	return c.Run(arg...)
}
// zfs is a helper function to wrap typical calls to zfs.