/*******************************************************************************
 * Copyright 2014 Trevor Robinson
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
#include <stddef.h> // size_t

#if defined(_MSC_VER) && _MSC_VER < 1600 // stdint.h added in MSVC 2010

typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;

#else

# include <stdint.h>

#endif

#if defined(_MSC_VER) && _MSC_VER < 1900 // MSVC 2015

# define SIZE_T_FORMAT "%Iu"

#else

# define SIZE_T_FORMAT "%zu"

#endif

/*******************************************************************************
 * Copyright 2014 Trevor Robinson
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
#include <stddef.h> // size_t

#ifdef _MSC_VER

typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;

# define SIZE_T_FORMAT "%Iu"

#else

# include <stdint.h>

# define SIZE_T_FORMAT "%zu"

#endif

--- 
+++ 
@@ -15,7 +15,7 @@
  ******************************************************************************/
 #include <stddef.h> // size_t
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && _MSC_VER < 1600 // stdint.h added in MSVC 2010
 
 typedef __int8 int8_t;
 typedef __int16 int16_t;
@@ -26,12 +26,18 @@
 typedef unsigned __int32 uint32_t;
 typedef unsigned __int64 uint64_t;
 
+#else
+
+# include <stdint.h>
+
+#endif
+
+#if defined(_MSC_VER) && _MSC_VER < 1900 // MSVC 2015
+
 # define SIZE_T_FORMAT "%Iu"
 
 #else
 
-# include <stdint.h>
-
 # define SIZE_T_FORMAT "%zu"
 
 #endif
Use platform stdint.h and standard size_t printf format in newer versions of MSVC
