This structure contains fields for setting run-time cue points through the MCI_SET_CUEPOINT message.
typedef struct _MCI_CUEPOINT_PARMS {
HWND hwndCallback; /* Window handle. */
ULONG ulCuepoint; /* Cue point location. */
USHORT usUserParm; /* User parameter returned. */
USHORT usReserved0; /* Reserved. */
} MCI_CUEPOINT_PARMS;
typedef MCI _ CUEPOINT _ PARMS * PMCI _ CUEPOINT _ PARMS ;