#define CAP_OFFLINEUNMOUNT (1<<13) /* Offline before unmount */
#define CAP_STREAM (1<<14) /* Stream device */
#define CAP_BSFATEOM (1<<15) /* Backspace file at EOM */
+#define CAP_FASTFSF (1<<16) /* Fast forward space file */
+#define CAP_TWOEOF (1<<17) /* Write two eofs for EOM */
/* Test state */
#define dev_state(dev, st_state) ((dev)->state & (st_state))