include Timing_wheel.Alarm
type 'a t = 'a Timing_wheel.Alarm.tval sexp_of_t : ('a -> Ppx_sexp_conv_lib.Sexp.t) -> 'a t -> Ppx_sexp_conv_lib.Sexp.tval null : unit -> _ tnull () returns an alarm t such that not (mem timing_wheel t) for all timing_wheels.
val at : 'a Timing_wheel.timing_wheel -> 'a t -> Core_kernel.Time_ns.tAll Alarm functions will raise if not (Timing_wheel.mem timing_wheel t).
val interval_num : 'a Timing_wheel.timing_wheel -> 'a t -> Timing_wheel.Interval_num.tval value : 'a Timing_wheel.timing_wheel -> 'a t -> 'aval is_null : 'a t -> bool