---
title: fExpansionData
framework: kernel
role: pseudoSymbol
path: kernel/ioatacommand/fexpansiondata
---

# fExpansionData

## Declaration

```occ
ExpansionData *fExpansionData;
```

## Overview

Overview Reserved for future use. (Internal use only)

## See Also

### Instance Variables

- [refCon2](kernel/ioatacommand/refcon2.md)
- [refCon](kernel/ioatacommand/refcon.md)

### Related Documentation

- [collectiongroup-1663390](collectiongroup-1663390.md)