Module Sorts.QVar
val var_index : t -> int option
val make_var : int -> t
val make_unif : string -> int -> t
val equal : t -> t -> bool
val compare : t -> t -> int
val hash : t -> int
val raw_pr : t -> Pp.t
Using this is incorrect when names are available, typically from an evar map.
val to_string : t -> string
Debug printing