Fix: [Win32] WIN32 may not be defined, always prefer the compiler predefined macro _WIN32

src/core/endian_type.hpp

@@ -26,7 +26,7 @@
 #define TTD_BIG_ENDIAN 1
 
 /* Windows has always LITTLE_ENDIAN */
-#if defined(WIN32) || defined(__OS2__) || defined(WIN64)
+#if defined(_WIN32) || defined(__OS2__)
 #	define TTD_ENDIAN TTD_LITTLE_ENDIAN
 #elif defined(OSX)
 #	include <sys/types.h>
@@ -42,6 +42,6 @@
 #	else
 #		define TTD_ENDIAN TTD_BIG_ENDIAN
 #	endif
-#endif /* WIN32 || __OS2__ || WIN64 */
+#endif /* _WIN32 || __OS2__ */
 
 #endif /* ENDIAN_TYPE_HPP */