Module Js_of_ocaml_compiler.Magic_number
type t = private string * intexception Bad_magic_number of stringexception Bad_magic_version of tval compare : t -> t -> intval equal : t -> t -> boolval of_string : string -> tval to_string : t -> stringval kind : t -> [ `Cmo | `Cma | `Exe | `Other of string ]val current : [ `Cmo | `Cma | `Exe ] -> t