---
title: kIOInterestCalloutFuncIndex
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1645645-anonymous/kiointerestcalloutfuncindex
---

# kIOInterestCalloutFuncIndex

## Declaration

```occ
kIOInterestCalloutFuncIndex = kIOAsyncReservedCount
```