val verbose : bool ref val quiet : bool ref val generate_pot : bool ref val expand_tabs : int option ref val no_cache : bool ref val check_unused_global_vars : bool ref val check_white_space : bool ref val check_suggest_simpler : bool ref val check_void : bool ref val check_context : bool ref val check_strange : bool ref val check_traps : bool ref val check_complex_expressions : bool ref val normalized_expressions : bool ref val check_help_perl_checker : bool ref val suggest_functional : bool ref val check_prototypes : bool ref val check_names : bool ref val check_import_export : bool ref val allow_MDK_Common : bool ref val is_warning_type_set : Types.warning -> bool val are_warning_types_set : Types.warning list -> bool