Date data structure for file-system functions.

typedef struct _FDATE {
  USHORT     day:5;    /*  Binary day for directory entry. */
  USHORT     month:4;  /*  Binary month for directory entry. */
  USHORT     year:7;   /*  The number of years since 1980 for this directory entry. */
} FDATE;

typedef   FDATE   * PFDATE ;