There is a new pull request by tornaria against master on the void-packages repository

https://github.com/tornaria/void-packages igraph
https://github.com/void-linux/void-packages/pull/35122

igraph: update to 0.9.6.
- I tested the changes in this PR: **YES**

A patch file from https://github.com/void-linux/void-packages/pull/35122.patch is attached