#define BN_BYTES 4
#define BN_BITS2 32
#define BN_BITS4 16
+#ifdef WIN32
+/* VC++ doesn't like the LL suffix */
+#define BN_MASK (0xffffffffffffffffL)
+#else
#define BN_MASK (0xffffffffffffffffLL)
+#endif
#define BN_MASK2 (0xffffffffL)
#define BN_MASK2l (0xffff)
#define BN_MASK2h1 (0xffff8000L)