bluetech/kmscon — comment on commit 9eac7c8d457268aed3572ed09c9a1481d65cc408
File: src/input-xkb.c line 704
By bluetech:

So I did this but kept the values the same as the X ones for now. If we want some helper SUPER, META, HYPER mods, gdk-style, we can add them later.