extern int connect_spad(void);
extern void get_expected_token(int type);
extern void parser_init(void);
extern void init_scanner(void);
extern void save_scanner_state(void);
extern void restore_scanner_state(void);
extern void unget_char(int c);
extern int get_char(void);
extern void unget_token(void);
extern int get_token(void);
extern void push_be_stack(int type, char * id);
extern void check_and_pop_be_stack(int type, char * id);
extern int clear_be_stack(void);
extern int be_type(char * which);
extern int begin_type(void);
extern int end_type(void);
extern void reset_connection(void);
extern int spad_busy(void);
