significant). CLOSURE places there the indices of all items which
represent units of input that could arrive next. */
-void closure (item_number *items, int n);
+void closure (item_number *items, size_t n);
/* Frees ITEMSET, RULESET and internal data. */
void free_closure (void);
extern item_number *itemset;
-extern int nritemset;
+extern size_t nritemset;
#endif /* !CLOSURE_H_ */