You can search for identifiers within the package.
in-package search v0.2.0
type addr = Ipaddr.V6.Prefix.addr
type t = Ipaddr.V6.Prefix.t
val sexp_of_t : Ipaddr.V6.Prefix.t -> Sexplib0.Sexp.t
val t_of_sexp : Sexplib0.Sexp.t -> Ipaddr.V6.Prefix.t
val compare : Ipaddr.V6.Prefix.t -> Ipaddr.V6.Prefix.t -> int