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

https://github.com/abenson/void-packages volk_3.0.0
https://github.com/void-linux/void-packages/pull/42658

volk 3.0.0
- volk: update to 3.0.0.
- SDRPlusPlus: rebuild for volk-3.0.0
- gnuradio: rebuild for volk-3.0.0
- gqrx: rebuild for volk-3.0.0


A patch file from https://github.com/void-linux/void-packages/pull/42658.patch is attached