-#include <linux/types.h>
-#include <linux/ioctl.h>
-#include <linux/irqnr.h>
-
-/* ioctl()'s for the random number generator */
-
-/* Get the entropy count. */
-#define RNDGETENTCNT _IOR( 'R', 0x00, int )
-
-/* Add to (or subtract from) the entropy count. (Superuser only.) */
-#define RNDADDTOENTCNT _IOW( 'R', 0x01, int )
-
-/* Get the contents of the entropy pool. (Superuser only.) */
-#define RNDGETPOOL _IOR( 'R', 0x02, int [2] )
-
-/*
- * Write bytes into the entropy pool and add to the entropy count.
- * (Superuser only.)
- */
-#define RNDADDENTROPY _IOW( 'R', 0x03, int [2] )