#define NVSIZE $nvsize /**/
#$d_nv_preserves_uv NV_PRESERVES_UV
#define NV_PRESERVES_UV_BITS $nv_preserves_uv_bits
+#if UVSIZE == 8
+# ifdef BYTEORDER
+# if BYTEORDER == 0x1234
+# undef BYTEORDER
+# define BYTEORDER 0x12345678
+# else
+# if BYTEORDER == 0x4321
+# undef BYTEORDER
+# define BYTEORDER 0x87654321
+# endif
+# endif
+# endif
+#endif
/* IVdf:
* This symbol defines the format string used for printing a Perl IV