mfat.unix
Fs.Blk
mfat
mfat.bos
val getpagesize : unit -> int
val pread : Unix.file_descr -> Bstr.t -> off:int -> len:int -> at:int -> int
val pwrite : Unix.file_descr -> Bstr.t -> off:int -> len:int -> at:int -> int
type t = Unix.file_descr
val pagesize : 'a -> int
val read : Unix.file_descr -> src_off:int -> ?dst_off:??? -> Bstr.t -> unit
val write : Unix.file_descr -> ?src_off:??? -> dst_off:int -> Bstr.t -> unit