Its not in the code its in the CI setup, build.yml, the CI hasn't even gotten to compiling your code yet.
That by editing your changes to `build.yaml` to ask for the correct version.
Windows, forget it, to answer my own question to @eht16 above, google can't find webkitgtk for windows, so it probably doesn't exist.
I just edited the settings in the devhelp.m4 file. Was it this file?