You can search for identifiers within the package.
in-package search v0.2.0
module Store = Git_unix.Store
module Graph : sig ... end
val pp_index_entry : Digestif.SHA1.t Git_index.Entry.t Fmt.t
val printers : string list
val eval_string : ?print_outcome:bool -> ?err_formatter:Stdlib.Format.formatter -> string -> bool
val install_printers : string list -> bool