# define INT8_MIN (-128)
# define INT16_MIN (-32767-1)
# define INT32_MIN (-2147483647-1)
+#ifndef INT64_MIN
# define INT64_MIN (-__INT64_C(9223372036854775807)-1)
+#endif
/* Maximum of signed integral types. */
# define INT8_MAX (127)
# define INT16_MAX (32767)
# define INT32_MAX (2147483647)
+#ifndef INT64_MAX
# define INT64_MAX (__INT64_C(9223372036854775807))
+#endif
/* Maximum of unsigned integral types. */
+#ifndef UINT8_MAX
# define UINT8_MAX (255)
+#endif
+#ifndef UINT16_MAX
# define UINT16_MAX (65535)
+#endif
# define UINT32_MAX (4294967295U)
+#ifndef UINT64_MAX
# define UINT64_MAX (__UINT64_C(18446744073709551615))
+#endif
/* Minimum of signed integral types having a minimum size. */
# define INT_LEAST8_MIN INT8_MIN