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

https://github.com/CameronNemo/void-packages slirp4netns-0.4.1
https://github.com/void-linux/void-packages/pull/15452

slirp4netns: update to 0.4.1.
None

A patch file from https://github.com/void-linux/void-packages/pull/15452.patch is attached