#ifdef THIRTY_TWO_BIT
#ifdef BN_LLONG
# if defined(OPENSSL_SYS_WIN32) && !defined(__GNUC__)
-# define BN_ULLONG unsigned _int64
+# define BN_ULLONG unsigned __int64
# else
# define BN_ULLONG unsigned long long
# endif
#define BN_set_flags(b,n) ((b)->flags|=(n))
#define BN_get_flags(b,n) ((b)->flags&(n))
+/* get a clone of a BIGNUM with changed flags, for *temporary* use only
+ * (the two BIGNUMs cannot not be used in parallel!) */
#define BN_with_flags(dest,b,n) ((dest)->d=(b)->d, \
(dest)->top=(b)->top, \
(dest)->dmax=(b)->dmax, \