---
title: rt_msghdr_common
framework: Kernel
role: symbol
platforms: [macOS 15.0+]
path: kernel/rt_msghdr_common
---

# rt_msghdr_common

## Declaration

```occ
struct rt_msghdr_common {
    ...
};
```

## Topics

### Instance Properties

- [rtm_addrs](kernel/rt_msghdr_common/4360131-rtm_addrs.md)
- [rtm_errno](kernel/rt_msghdr_common/4360132-rtm_errno.md)
- [rtm_flags](kernel/rt_msghdr_common/4360133-rtm_flags.md)
- [rtm_index](kernel/rt_msghdr_common/4360134-rtm_index.md)
- [rtm_msglen](kernel/rt_msghdr_common/4360135-rtm_msglen.md)
- [rtm_pid](kernel/rt_msghdr_common/4360136-rtm_pid.md)
- [rtm_seq](kernel/rt_msghdr_common/4360137-rtm_seq.md)
- [rtm_type](kernel/rt_msghdr_common/4360138-rtm_type.md)
- [rtm_use](kernel/rt_msghdr_common/4360139-rtm_use.md)
- [rtm_version](kernel/rt_msghdr_common/4360140-rtm_version.md)