Topdirs
val dir_load : Stdlib.Format.formatter -> string -> unit
val dir_use : Stdlib.Format.formatter -> string -> unit
val dir_use_output : Stdlib.Format.formatter -> string -> unit
val dir_install_printer : Stdlib.Format.formatter -> Longident.t -> unit
val dir_remove_printer : Stdlib.Format.formatter -> Longident.t -> unit
val load_file : Stdlib.Format.formatter -> string -> bool