You can search for identifiers within the package.
in-package search v0.2.0
type 'a t =
| Nop
| Seq of 'a t * 'a t
| Concat of 'a t * 'a t list
| Box of int * 'a t
| Vbox of int * 'a t
| Hbox of 'a t
| Hvbox of int * 'a t
| Hovbox of int * 'a t
| Verbatim of string
| Char of char
| Break of string * int * string * string * int * string
| Newline
| Text of string
| Tag of 'a * 'a t
Stable representation useful for serialization