There is an updated pull request by tornaria against master on the void-packages repository https://github.com/tornaria/void-packages ecl https://github.com/void-linux/void-packages/pull/32659 ecl: update to 21.2.1. I compiled and doctested sage-9.4 with this PR + other updates and new packages. All working fine. A patch file from https://github.com/void-linux/void-packages/pull/32659.patch is attached