+unsigned_4 pke_fifo_flush(struct pke_fifo*);
+void pke_fifo_reset(struct pke_fifo*);
+struct fifo_quadword* pke_fifo_fit(struct pke_fifo*);
+struct fifo_quadword* pke_fifo_access(struct pke_fifo*, unsigned_4 qwnum);
+void pke_fifo_old(struct pke_fifo*, unsigned_4 qwnum);