struct stat {
    dev_t st_dev;                       /* Device.                          */
    ino_t st_ino;                       /* 32bit file serial number         */
    mode_t st_mode;                     /* File mode.                       */
    nlink_t st_nlink;                   /* Link count.                      */
    uid_t st_uid;                       /* User ID of the file's owner.     */
    gid_t st_gid;                       /* Group ID of the file's group.    */
    dev_t st_rdev;                      /* Device number, if device.        */
    unsigned long long _pad1;
    off_t st_size;                      /* Size of file, in bytes.          */
    blksize_t st_blksize;               /* Optimal block size for I/O.      */
    int __pad2;
    blkcnt_t st_blocks;                 /* Number 512-byte blocks allocated */
    struct timespec st_atim;            /* Time of last access.             */
    struct timespec st_mtim;            /* Time of last modification.       */
    struct timespec st_ctim;            /* Time of last status change.      */
    unsigned int __unused[2];
};