Compile TinyXml2 with the Dinkum C++ of QNX 6.5 and QNX 6.6.

When we include c++ headers, we have to use explicit std::
diff --git a/tinyxml2.h b/tinyxml2.h
index 5940509..6d6a2e4 100755
--- a/tinyxml2.h
+++ b/tinyxml2.h
@@ -24,7 +24,7 @@
 #ifndef TINYXML2_INCLUDED

 #define TINYXML2_INCLUDED

 

-#if defined(ANDROID_NDK) || defined(__BORLANDC__)

+#if defined(ANDROID_NDK) || defined(__BORLANDC__) || defined(__QNXNTO__)

 #   include <ctype.h>

 #   include <limits.h>

 #   include <stdio.h>