int speed; /* maximum speed for reading data */
int capacity; /* number of discs in jukebox */
/* device-related storage */
int speed; /* maximum speed for reading data */
int capacity; /* number of discs in jukebox */
/* device-related storage */
unsigned mc_flags : 2; /* media change buffer flags */
int use_count; /* number of times device opened */
char name[20]; /* name of the device type */
unsigned mc_flags : 2; /* media change buffer flags */
int use_count; /* number of times device opened */
char name[20]; /* name of the device type */