This structure contains fields for the MCI_SET_SYNC_OFFSET message.
typedef struct _MCI_SYNC_OFFSET_PARMS {
HWND hwndCallback; /* Window handle. */
ULONG ulOffset; /* Media offset of current time format. */
} MCI_SYNC_OFFSET_PARMS;
typedef MCI _ SYNC _ OFFSET _ PARMS * PMCI _ SYNC _ OFFSET _ PARMS ;