make visual studio 6 compile again

src/LinearMath/btAlignedAllocator.cpp

@@ -16,7 +16,7 @@ subject to the following restrictions:
 #include "btAlignedAllocator.h"
 
 
-#if defined (WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
+#if defined (BT_HAS_ALIGNED_ALOCATOR)
 
 #include <malloc.h>
 void*	btAlignedAlloc	(int size, int alignment)

src/LinearMath/btAlignedAllocator.h

@@ -36,11 +36,13 @@ class btAlignedAllocator {
 	typedef btAlignedAllocator< T , Alignment > self_type;
 	
 public:
+
 	//just going down a list:
 	btAlignedAllocator() {}
-	
+	/*
 	btAlignedAllocator( const self_type & ) {}
-	
+	*/
+
 	template < typename Other >
 	btAlignedAllocator( const btAlignedAllocator< Other , Alignment > & ) {}
 

src/LinearMath/btScalar.h

@@ -25,10 +25,11 @@ subject to the following restrictions:
 
 #ifdef WIN32
 
-		#if defined(__MINGW32__) || defined(__CYGWIN__)
+		#if defined(__MINGW32__) || defined(__CYGWIN__) || (defined (_MSC_VER) && _MSC_VER < 1300)
 			#define SIMD_FORCE_INLINE inline
 			#define ATTRIBUTE_ALIGNED16(a) a
 		#else
+			#define BT_HAS_ALIGNED_ALOCATOR
 			#pragma warning(disable:4530)
 			#pragma warning(disable:4996)
 			#pragma warning(disable:4786)