Module Async_sendfile
module Limiter : sig ... end
val sendfile : ?limiter:Limiter.t -> ?delivery_unit:Core.Byte_units.t -> socket_fd:Async_unix.Fd.t -> file:string -> unit -> unit Async_kernel.Deferred.Or_error.t
Use sendfile(2) to deliver all bytes from
file
tosocket_fd
. Return success iff the whole file was successfully delivered.