/* filsys.h 4.3 81/03/03 */
* Structure of the super-block
unsigned short s_isize
; /* size in blocks of i-list */
daddr_t s_fsize
; /* size in blocks of entire volume */
short s_nfree
; /* number of addresses in s_free */
daddr_t s_free
[NICFREE
]; /* free block list */
short s_ninode
; /* number of i-nodes in s_inode */
ino_t s_inode
[NICINOD
]; /* free i-node list */
char s_flock
; /* lock during free list manipulation */
char s_ilock
; /* lock during i-list manipulation */
char s_fmod
; /* super block modified flag */
char s_ronly
; /* mounted read-only flag */
time_t s_time
; /* last super block update */
daddr_t s_tfree
; /* total free blocks*/
ino_t s_tinode
; /* total free inodes */
short s_dinfo
[2]; /* interleave stuff */
char s_fsmnt
[12]; /* ordinary file mounted on */
ino_t s_lasti
; /* start place for circular search */
ino_t s_nbehind
; /* est # free inodes before s_lasti */