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

https://github.com/sgn/void-packages coin3-4.0.0
https://github.com/void-linux/void-packages/pull/26589

coin3: update to 4.0.0
@yopito 

A patch file from https://github.com/void-linux/void-packages/pull/26589.patch is attached