Adds conditional include of io.h when compiling with MinGW
diff --git a/xmltest.cpp b/xmltest.cpp
index 42ecd80..6944ca2 100644
--- a/xmltest.cpp
+++ b/xmltest.cpp
@@ -14,6 +14,8 @@
 	#include <windows.h>

 	_CrtMemState startMemState;

 	_CrtMemState endMemState;

+#elif defined(MINGW32) || defined(__MINGW32__)

+    #include <io.h>  // mkdir

 #else

 	#include <sys/stat.h>	// mkdir

 #endif

@@ -156,7 +158,7 @@
 		_CrtMemCheckpoint( &startMemState );

 	#endif

 

-	#if defined(_MSC_VER)

+	#if defined(_MSC_VER) || defined(MINGW32) || defined(__MINGW32__)

 		_mkdir( "resources/out/" );

 	#else

 		mkdir( "resources/out/", S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);