struct _HEAP_LFH_SUBSEGMENT_OWNER// Size=0x1c
{
    unsigned char IsBucket:1;// Offset=0x0 Size=0x1 BitOffset=0x0 BitSize=0x1
    unsigned char Spare0:7;// Offset=0x0 Size=0x1 BitOffset=0x1 BitSize=0x7
    unsigned char BucketIndex;// Offset=0x1 Size=0x1
    unsigned char SlotCount;// Offset=0x2 Size=0x1
    unsigned char SlotIndex;// Offset=0x2 Size=0x1
    unsigned char Spare1;// Offset=0x3 Size=0x1
    unsigned long AvailableSubsegmentCount;// Offset=0x4 Size=0x4
    unsigned long Lock;// Offset=0x8 Size=0x4
    struct _LIST_ENTRY AvailableSubsegmentList;// Offset=0xc Size=0x8
    struct _LIST_ENTRY FullSubsegmentList;// Offset=0x14 Size=0x8
};