typedef struct tagMCI_OPEN_PARMSA {
    DWORD_PTR   dwCallback;
    MCIDEVICEID wDeviceID;
    LPCSTR     lpstrDeviceType;
    LPCSTR     lpstrElementName;
    LPCSTR     lpstrAlias;
} MCI_OPEN_PARMSA, *PMCI_OPEN_PARMSA, *LPMCI_OPEN_PARMSA;

typedef PMCI_OPEN_PARMSA PMCI_OPEN_PARMS;