Conversion string structure.

typedef struct _CNVSTR {
  ULONG      ulSize;
  ULONG      ulFlag;
  USHORT     usInpStrOff;
  USHORT     usInpPhrsOff;
  USHORT     usOutStrOff;
  USHORT     usOutAtrOff;
  USHORT     usOutPhrsOff;
  USHORT     usOutPosOff;
  USHORT     InOutStr[1];
} CNVSTR;

typedef   CNVSTR   * PCNVSTR ;