---
title: if_data_extended
framework: Kernel
role: symbol
platforms: [macOS 13.0+]
path: kernel/if_data_extended
---

# if_data_extended

## Declaration

```occ
struct if_data_extended {
    ...
};
```

## Topics

### Instance Properties

- [ifi_alignerrs](kernel/if_data_extended/3943872-ifi_alignerrs.md)
- [ifi_dt_bytes](kernel/if_data_extended/3943873-ifi_dt_bytes.md)
- [ifi_fbytes](kernel/if_data_extended/3943874-ifi_fbytes.md)
- [ifi_fpackets](kernel/if_data_extended/3943875-ifi_fpackets.md)
- [reserved](kernel/if_data_extended/3943876-reserved.md)