---
name: "inet6_option_alloc"
section: "3"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["freebsd"]
url: "https://new.carta.tech/inet6_option_alloc"
---

# inet6\_option\_alloc(3)

IPv6 Hop-by-Hop and Destination Option Manipulation

## NAME

**inet6\_option\_space**, **inet6\_option\_init**, **inet6\_option\_append**, **inet6\_option\_alloc**, **inet6\_option\_next**, **inet6\_option\_find** – IPv6 Hop-by-Hop and Destination Option Manipulation

## DESCRIPTION

The functions that were documented in this manual page are now deprecated in favor of those described in [inet6\_opt\_init(3)](/inet6_opt_init/3.md). Please refer to that manual page for information on how to manipulate IPv6 Hop-by-Hop and Destination options.

## SEE ALSO

[inet6\_opt\_init(3)](/inet6_opt_init/3.md)