use _WIN32 instead of WIN32 (_WIN32 is a compiler built-in)

add virtual destructor to bFile

Extras/ConvexDecomposition/ConvexDecomposition.h

@@ -37,7 +37,7 @@ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 //
 
 
-#ifdef WIN32
+#ifdef _WIN32
 #include <memory.h> //memcpy
 #endif
 #include <string.h>

Extras/ConvexDecomposition/float_math.h

@@ -2,7 +2,7 @@
 
 #define FLOAT_MATH_H
 
-#ifdef WIN32
+#ifdef _WIN32
 	#pragma warning(disable : 4324) // disable padding warning
 	#pragma warning(disable : 4244) // disable padding warning
 	#pragma warning(disable : 4267) //  possible loss of data

Extras/LibXML/parser.c

@@ -33,7 +33,7 @@
 #define IN_LIBXML
 #include "libxml.h"
 
-#if defined(WIN32) && !defined (__CYGWIN__)
+#if defined(_WIN32) && !defined (__CYGWIN__)
 #define XML_DIR_SEP '\\'
 #else
 #define XML_DIR_SEP '/'

Extras/Serialize/BulletFileLoader/bChunk.h

@@ -17,7 +17,7 @@ subject to the following restrictions:
 #define __BCHUNK_H__
 
 
-#ifdef WIN32
+#ifdef _WIN32
 	#define long64 __int64
 #else
 	#define long64 long long

Extras/Serialize/BulletFileLoader/bFile.h

@@ -102,7 +102,7 @@ namespace bParse {
 		//todo: make memoryBuffer const char
 		//bFile( const char *memoryBuffer, int len);
 		bFile( char *memoryBuffer, int len, const char headerString[7]);
-		~bFile();
+		virtual ~bFile();
 
 		bDNA*				getFileDNA()
 		{