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

https://github.com/manfredu/void-packages gpsbabel
https://github.com/void-linux/void-packages/pull/21674

[WIP] gpsbabel: update to 1.7.0.


A patch file from https://github.com/void-linux/void-packages/pull/21674.patch is attached