You can search for identifiers within the package.
in-package search v0.2.0
type t = {
mutable x0 : float;
mutable y0 : float;
mutable s0 : float;
mutable t0 : float;
mutable x1 : float;
mutable y1 : float;
mutable s1 : float;
mutable t1 : float;
}
val empty : unit -> t