Function BCryptExportKey

pub unsafe extern "C" fn BCryptExportKey(
    hKey: BCRYPT_KEY_HANDLE,
    hExportKey: BCRYPT_KEY_HANDLE,
    pszBlobType: LPCWSTR,
    pbOutput: PUCHAR,
    cbOutput: ULONG,
    pcbResult: *mut ULONG,
    dwFlags: ULONG,
) -> NTSTATUS