/* * Inode structure as it appears on * a disk block. */struct dinode{	unsigned short	di_mode;     	/* mode and type of file */	short	di_nlink;    	/* number of links to file */	short	di_uid;      	/* owner's user id */	short	di_gid;      	/* owner's group id */	off_t	di_size;     	/* number of bytes in file */	char  	di_addr[40];	/* disk block addresses */	time_t	di_atime;   	/* time last accessed */	time_t	di_mtime;   	/* time last modified */	time_t	di_ctime;   	/* time created */};#define	INOPB	8	/* 8 inodes per block *//* * the 40 address bytes: *	39 used; 13 addresses *	of 3 bytes each. */