val size : Sexplib0.Sexp.t -> int * int
val buffer : unit -> Stdlib.Buffer.t
val to_buffer : buf:Stdlib.Buffer.t -> Sexplib0.Sexp.t -> unit
val to_buffer_hum : buf:Stdlib.Buffer.t -> ?indent:int -> Sexplib0.Sexp.t -> unit
val to_buffer_mach : buf:Stdlib.Buffer.t -> Sexplib0.Sexp.t -> unit
val to_buffer_gen : buf:'buffer -> add_char:('buffer -> char -> unit) -> add_string:('buffer -> string -> unit) -> Sexplib0.Sexp.t -> unit
val mach_maybe_esc_str : string -> string
val must_escape : string -> bool
val esc_str : string -> string