type t = {
type_ : Unsigned.UInt64.t;
bsize : Unsigned.UInt64.t;
blocks : Unsigned.UInt64.t;
bfree : Unsigned.UInt64.t;
bavail : Unsigned.UInt64.t;
files : Unsigned.UInt64.t;
ffree : Unsigned.UInt64.t;
f_spare : Unsigned.UInt64.t
* Unsigned.UInt64.t
* Unsigned.UInt64.t
* Unsigned.UInt64.t;
}