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

https://github.com/asiekierka/void-packages melonds-0.8.2
https://github.com/void-linux/void-packages/pull/13765

New package: melonDS-0.8.2
Closes #12076.

A patch file from https://github.com/void-linux/void-packages/pull/13765.patch is attached