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

https://github.com/CameronNemo/void-packages slirp4netns-0.4.2
https://github.com/void-linux/void-packages/pull/15834

slirp4netns: update to 0.4.2.
None

A patch file from https://github.com/void-linux/void-packages/pull/15834.patch is attached