#include <sys/types.h> #include <sys/fs/s5dir.h>
   #ifndef  DIRSIZ
   #define  DIRSIZ  14
   #endif
   struct direct
   {
        o_ino_t    d_ino;	/* s5 inode type */
        char       d_name[DIRSIZ];
   };
By convention, the first two entries in each directory are ``.'' for the entry itself and ``..'' for the parent directory. The meaning of ``..'' is modified for the root directory of the master file system; there is no parent, so ``..'' has the same meaning as ``.'' has.