You can search for identifiers within the package.
in-package search v0.2.0
module List : sig ... end
module StdLabels : sig ... end
val (=) : unit -> unit -> bool
val (<>) : unit -> unit -> bool
val (<) : unit -> unit -> bool
val (>) : unit -> unit -> bool
val (<=) : unit -> unit -> bool
val (>=) : unit -> unit -> bool
val compare : unit -> unit -> int
val min : unit -> unit -> unit
val max : unit -> unit -> unit