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

https://github.com/daniel-eys/void-packages h2o
https://github.com/void-linux/void-packages/pull/14144

h2o: update to 2.2.6, move pkgconfig files to -devel
None

A patch file from https://github.com/void-linux/void-packages/pull/14144.patch is attached