headers: Don't redefine uint*_t for newer versions of MSVC
diff --git a/include/plist/plist.h b/include/plist/plist.h
index 707460e..263efa8 100644
--- a/include/plist/plist.h
+++ b/include/plist/plist.h
@@ -29,7 +29,7 @@
 {
 #endif
 
-#ifdef _MSC_VER
+#if _MSC_VER && _MSC_VER < 1700
     typedef __int8 int8_t;
     typedef __int16 int16_t;
     typedef __int32 int32_t;