/*  Normally found in <sys/stat.h> */
#define S_IFMT		0170000		/* Mask for file type */
#define S_IEXEC		0000100		/* Owner Execute/search permission */
#define S_IWRITE	0000200		/* Owner Write permission */
#define S_IREAD		0000400		/* Owner Read permission */
#define S_ISVTX		0001000		/* Save swapped text after use */
#define S_ISGID		0002000		/* Set group id on execution */
#define S_ISUID		0004000		/* Set user id on execution */
#define S_IFIFO		0010000		/* A fifo */
#define S_IFCHR		0020000		/* A character special file */
#define S_IFDIR		0040000		/* A directory file */
#define S_IFBLK		0060000		/* A block special file */
#define S_IFREG		0100000		/* A a regular file */
#define S_IFLNK		0120000		/* A symbolic link (BSD) */

struct stat {
    ushort st_mode;	/* File mode as used by mknod */
    ino_t st_ino;	/* Inode number */
    dev_t st_dev;	/* Major device number of device containing file */
    dev_t st_rdev;	/* Minor device number of device containing file */
    short st_nlink;	/* Number of links */
    ushort st_uid;	/* File owner's user ID number */
    ushort st_gid;	/* File owner's group ID number */
    off_t st_size;	/* File size in bytes */
    time_t st_atime;	/* Timestamp of last access to file's contents */
    time_t st_mtime;	/* Timestamp of last modification of file */
    time_t st_ctime;    /* Timestamp of file creation */
};