sig
val version : string
val date : string
val is_gui : bool Pervasives.ref
val ocamlc : string
val ocamlopt : string
val datadir : string
val libdir : string
val plugin_dir : string
val static_plugins : string list
val static_gui_plugins : string list
val compilation_unit_names : string list
val preprocessor : string
val preprocessor_keep_comments : bool
val dot : string option
end