1  /* Analogous to kernel struct shmid64_ds used on shmctl.  */
       2  struct kernel_shmid64_ds
       3  {
       4    struct ipc_perm shm_perm;
       5    size_t shm_segsz;
       6  #if __TIMESIZE == 64
       7    long int shm_atime;
       8    long int shm_dtime;
       9    long int shm_ctime;
      10  #else
      11    unsigned long int shm_atime;
      12    unsigned long int shm_dtime;
      13    unsigned long int shm_ctime;
      14  #endif
      15    __pid_t shm_cpid;
      16    __pid_t shm_lpid;
      17    unsigned long int shm_nattch;
      18  #if __TIMESIZE == 64
      19    unsigned long int __unused1;
      20    unsigned long int __unused2;
      21  #else
      22    unsigned short int shm_atime_high;
      23    unsigned short int shm_dtime_high;
      24    unsigned short int shm_ctime_high;
      25    unsigned short int __ununsed1;
      26  #endif
      27  };