Stop providing crtassem.h symbols when compiling with

Visual Studio 2010, as msvcr100.dll is not a platform
assembly anymore.

Misc/NEWS

@@ -25,6 +25,11 @@ Library
 - Issue 7588: ``unittest.TextTestResult.getDescription`` now includes the test
   name in failure reports even if the test has a docstring.
 
+Extension Modules
+-----------------
+
+- Stop providing crtassem.h symbols when compiling with Visual Studio 2010, as
+  msvcr100.dll is not a platform assembly anymore.
 
 Tests
 -----

PC/msvcrtmodule.c

@@ -23,7 +23,7 @@
 #include <sys/locking.h>
 
 #ifdef _MSC_VER
-#if _MSC_VER >= 1500
+#if _MSC_VER >= 1500 && _MSC_VER < 1600
 #include <crtassem.h>
 #endif
 #endif