+/*
+ * Mempacket BIO ctrls. We make them large enough to not clash with standard BIO
+ * ctrl codes.
+ */
+#define MEMPACKET_CTRL_SET_DROP_EPOCH (1 << 15)
+#define MEMPACKET_CTRL_SET_DROP_REC (2 << 15)
+#define MEMPACKET_CTRL_GET_DROP_REC (3 << 15)
+#define MEMPACKET_CTRL_SET_DUPLICATE_REC (4 << 15)
+