+ if (startval->class == unknown_sym)
+ fatal (_("the start symbol %s is undefined"), startval->tag);
+ else if (startval->class == token_sym)
+ fatal (_("the start symbol %s is a token"), startval->tag);
+
+ start_symbol = startval->value;
+}
+
+
+/*-----------------------------------.
+| Output definition of token names. |
+`-----------------------------------*/
+
+static void
+symbols_output (void)
+{