110 typedef struct expr *expr_t;  typedef
115 void makeexp (expr_t *, enum op_t, expr_t, expr_t);
116 void free_expr (expr_t);
117 char *expr (char *, expr_t *);
118 char *term (char *, expr_t *);
119 char *power (char *, expr_t *);
120 char *factor (char *, expr_t *);
125 void mpz_eval_expr (mpz_ptr, expr_t);
126 void mpz_eval_mod_expr (mpz_ptr, expr_t, mpz_ptr);
489 expr (char *str, expr_t *e)  in expr()
491   expr_t e2;  in expr()
551 term (char *str, expr_t *e)  in term()
553   expr_t e2;  in term()
638 power (char *str, expr_t *e)  in power()
640   expr_t e2;  in power()
741 factor (char *str, expr_t *e)  in factor()
743   expr_t e1, e2;  in factor()
829       expr_t res;  in factor()
866 makeexp (expr_t *r, enum op_t op, expr_t lhs, expr_t rhs)  in makeexp()
868   expr_t res;  in makeexp()
879 free_expr (expr_t e)  in free_expr()
895 mpz_eval_expr (mpz_ptr r, expr_t e)  in mpz_eval_expr()
983 	  expr_t two, et;  in mpz_eval_expr()
1311 mpz_eval_mod_expr (mpz_ptr r, expr_t e, mpz_ptr mod)  in mpz_eval_mod_expr()