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

https://github.com/uhlin/void-packages master
https://github.com/void-linux/void-packages/pull/31834

swirc: update to 3.3.0.
Swirc 3.3.0 out

https://github.com/uhlin/swirc/blob/master/CHANGELOG.md#330---2021-06-27


A patch file from https://github.com/void-linux/void-packages/pull/31834.patch is attached