* only based on the code in this paper and is almost definitely not the same
* as the MIT implementation.
*/
+
+/*
+ * DES low level APIs are deprecated for public use, but still ok for internal
+ * use.
+ */
+#include "internal/deprecated.h"
+
#include "des_local.h"
#define Q_B0(a) (((DES_LONG)(a)))