extern int buffer_and_nest (const char *, const char *, sb *,
size_t (*) (sb *));
-extern void macro_init (int, int, int);
+extern void macro_init (void);
extern void macro_end (void);
-extern void macro_set_alternate (int);
-extern void macro_mri_mode (int);
extern macro_entry *define_macro (sb *, sb *, size_t (*) (sb *));
extern int check_macro (const char *, sb *, const char **, macro_entry **);
extern void delete_macro (const char *);