There is an updated pull request by dkwo against master on the void-packages repository

https://github.com/dkwo/void-packages O3um
https://github.com/void-linux/void-packages/pull/41991

umurmur: patch for openssl3
- I tested the changes in this PR: no
- I built this PR locally for my native architecture, (x86_64-musl)

Add a patch to build with openssl3 #37681 @Duncaen 

A patch file from https://github.com/void-linux/void-packages/pull/41991.patch is attached