extern string output_backend_global;
extern string output_name_global;
extern bool be_safe_global;
-extern bool be_verbose_global;
extern bool do_internal_type_checking_global;
extern bool point_and_click_global;
extern string lilypond_datadir;
extern File_path global_path;
extern const char *LILYPOND_DATADIR;
-
/*
Debugging options: switch on