---
title: icmp6_ni_hdr
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 12.0+]
path: kernel/icmp6_nodeinfo/3754033-icmp6_ni_hdr
---

# icmp6_ni_hdr

## Declaration

```occ
struct icmp6_hdr icmp6_ni_hdr;
```