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

https://github.com/sgn/void-packages h2o-system
https://github.com/void-linux/void-packages/pull/38151

h2o: use system yaml, ca-certs
While we are at it, run make check.

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A patch file from https://github.com/void-linux/void-packages/pull/38151.patch is attached