If the web dev already has a dynamic header that's created from one file, then they could simply add this declaration to that file to cover both sites in whole.
Updated by mtjm over 10 years ago
Updated by lukeshu about 10 years ago
This was fixed in parabolaweb quite some time ago. That said, LibreJS 4.9.2 still complains, but I've always been of the opinion that LibreJS is pretty unreasonable. I mean the license info is clearly documented, if LibreJS wants fancy machine-readable tags, too bad, that's unrealistic for the web. Example: