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//0x4 bytes (sizeof)
enum PDC_ACTIVITY_TYPE
{
    PdcNetwork = 0,
    PdcSystem = 1,
    PdcTimer = 2,
    PdcAllNetworks = 3,
    PdcAnyNetwork = 4,
    PdcInvalidActivity = 5,
    PdcMaxActivity = 5
};