tree 75ea4f919727f8cbaf2f379fd23be809ceca0606
parent a53f79b4a283569d45c34e29b24815836be42464
author Jan Tojnar <jtojnar@gmail.com> 1597336602 +0200
committer Akira TAGOH <akira@tagoh.org> 1597724001 +0000

Turn unknown attributes into warning

As far as I can tell, fontconfig can recover from encountering an unknown attribute.
And unknown elements already print a warning instead of an error, so let's make this a warning too.