---
title: kUSBNumEndpoints
framework: IOKit
role: symbol
role_heading: Macro
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: iokit/kusbnumendpoints
---

# kUSBNumEndpoints

## Declaration

```occ
#define kUSBNumEndpoints
```

## Discussion

Discussion The field in the USB Configuration Descriptor corresponding to the number of configurations