# define countof(x) (sizeof (x) / sizeof ((x)[0]))
# endif
# define TOLOWER(x) ('A' <= (x) && (x) <= 'Z' ? (x) - 32 : (x))
+# if __STDC_VERSION__ >= 199901L
+# include <stdint.h> /* for uintptr_t */
+# else
+ typedef unsigned long uintptr_t;
+# endif
#endif
#include "hash.h"