add version info
diff --git a/tinyxml2.h b/tinyxml2.h
index ac89e36..d1ae0d7 100644
--- a/tinyxml2.h
+++ b/tinyxml2.h
@@ -84,6 +84,9 @@
 	#define TIXML_SSCANF   sscanf

 #endif

 

+static const int TIXML2_MAJOR_VERSION = 0;

+static const int TIXML2_MINOR_VERSION = 9;

+static const int TIXML2_PATCH_VERSION = 0;

 

 namespace tinyxml2

 {