extern void decode_options (unsigned int argc, const char **argv);
extern int option_enabled (int opt_idx);
extern bool get_option_state (int, struct cl_option_state *);
-extern void set_option (int opt_index, int value, const char *arg, int);
-bool handle_option (int opt_index, int value, const char *arg,
- unsigned int lang_mask, int kind);
+extern void set_option (const struct cl_option *, int, const char *);
+
extern void register_warning_as_error_callback (void (*callback) (int));
extern void enable_warning_as_error (const char *arg, int value,
unsigned int lang_mask);