Eio_unix.PrivateAPI for Eio backends only.
type Effect.t += | Await_readable : Unix.file_descr -> unit Effect.t| Await_writable : Unix.file_descr -> unit Effect.t| Get_monotonic_clock : Eio.Time.Mono.ty Eio.Std.r Effect.t| Pipe : Eio.Switch.t -> (source_ty Eio.Std.r * sink_ty Eio.Std.r) Effect.tmodule Rcfd : sig ... endA safe wrapper around Unix.file_descr.
module Fork_action = Private.Fork_action