#define OPTIONAL
#endif
+#ifndef _NTDEF_
+typedef _Return_type_success_(return >= 0) LONG NTSTATUS;
+typedef NTSTATUS *PNTSTATUS;
+#endif
+
+typedef struct _BCRYPT_ALGORITHM_IDENTIFIER
+{
+ LPWSTR pszName;
+ ULONG dwClass;
+ ULONG dwFlags;
+} BCRYPT_ALGORITHM_IDENTIFIER;
+
+typedef PVOID BCRYPT_ALG_HANDLE;
+
+#define BCRYPT_RNG_USE_ENTROPY_IN_BUFFER 0x00000001
+#define BCRYPT_USE_SYSTEM_PREFERRED_RNG 0x00000002
+
#endif /* __WINE_BCRYPT_H */