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

https://github.com/ScrelliCopter/void-packages libinstpatch
https://github.com/void-linux/void-packages/pull/21832

New package: libinstpatch-1.1.4
Optional dependency in newer versions of FluidSynth for DLS support & core dependency of the Swami project.

A patch file from https://github.com/void-linux/void-packages/pull/21832.patch is attached