typedef struct tagSERIALKEYSW
{
    UINT    cbSize;
    DWORD   dwFlags;
    LPWSTR    lpszActivePort;
    LPWSTR    lpszPort;
    UINT    iBaudRate;
    UINT    iPortState;
    UINT    iActive;
}   SERIALKEYSW, *LPSERIALKEYSW;

typedef LPSERIALKEYSW LPSERIALKEYS;