+will print the number of files on that file system,
+the number of used and free blocks,
+and the percentage of fragmentation.
+.PP
+If sent a QUIT signal,
+.I fsck
+will finish the file system checks, then exit with an abnormal
+return status that causes the automatic reboot to fail.
+This is useful when you wish to finish the file system checks,
+but do not want the machine to come up multiuser.