--- a/Makefile.msvc 2015-12-02 22:40:45
+++ b/Makefile.msvc            2015-12-02 22:46:39
@@ -125,6 +125,12 @@
 CC_VERS_NUM = 110
 !ELSEIF "$(_NMAKE_VER)" == "11.00.60315.1"
 CC_VERS_NUM = 110
+!ELSEIF "$(_NMAKE_VER)" == "11.00.61030.0"
+CC_VERS_NUM = 110
+!ELSEIF "$(_NMAKE_VER)" == "12.00.21005.1"
+CC_VERS_NUM = 120
+!ELSEIF "$(_NMAKE_VER)" == "14.00.23026.0"
+CC_VERS_NUM = 140
 !ELSE