Module Js_of_ocaml_compiler.Build_info
type kind = [ | `Runtime| `Exe| `Cmo| `Cma| `Unknown
]val to_string : t -> stringval parse : string -> t optionval with_kind : t -> kind -> texception Incompatible_build_info of {key : string;first : string * string option;second : string * string option;
}val merge : string -> t -> string -> t -> t