Fix MAX_C macros

include/stdint.h

@@ -6,7 +6,7 @@
 #define INT8_MAX 0x7F
 typedef signed char int8_t;
 
-#define UINT8_C(value) ((uint8_t) __CONCAT(value, U))
+#define UINT8_C(value) ((uint8_t) value ## U)
 #define UINT8_MIN 0x00
 #define UINT8_MAX 0xFF
 typedef unsigned char uint8_t;
@@ -16,37 +16,37 @@ typedef unsigned char uint8_t;
 #define INT16_MAX 0x7FFF
 typedef signed short int16_t;
 
-#define UINT16_C(value) __CONCAT(value, U)
+#define UINT16_C(value) value ## U
 #define UINT16_MIN 0x0000
 #define UINT16_MAX 0xFFFF
 typedef unsigned short uint16_t;
 
-#define INT32_C(value) __CONCAT(value, L)
+#define INT32_C(value) value ## L
 #define INT32_MIN -0x80000000
 #define INT32_MAX 0x7FFFFFFF
 typedef signed long int32_t;
 
-#define UINT32_C(value) __CONCAT(value, UL)
+#define UINT32_C(value) value ## UL
 #define UINT32_MIN 0x00000000
 #define UINT32_MAX 0xFFFFFFFF
 typedef unsigned long uint32_t;
 
-#define INT64_C(value) __CONCAT(value, LL)
+#define INT64_C(value) value ## LL
 #define INT64_MIN -0x8000000000000000
 #define INT64_MAX 0x7FFFFFFFFFFFFFFF
 typedef signed long long int64_t;
 
-#define UINT64_C(value) __CONCAT(value, ULL)
+#define UINT64_C(value) value ## ULL
 #define UINT64_MIN 0x0000000000000000
 #define UINT64_MAX 0xFFFFFFFFFFFFFFFF
 typedef unsigned long long uint64_t;
 
-#define INTMAX_C(value) __CONCAT(value, LL)
+#define INTMAX_C(value) value ## LL
 #define INTMAX_MIN INT64_MIN
 #define INTMAX_MAX INT64_MAX
 typedef int64_t intmax_t;
 
-#define UINTMAX_C(value) __CONCAT(value, ULL)
+#define UINTMAX_C(value) value ## ULL
 #define UINTMAX_MIN UINT64_MIN
 #define UINTMAX_MAX UINT64_MAX
 typedef uint64_t uintmax_t;