The problem is that some options might change after the feature list has been printed. Optional features might be disabled because their deps were not found, for example.
Created attachment 234327 [details]
Comment on attachment 234327 [details]
This doesn't really work, because it's WEBKIT_OPTION_DEFAULT_PORT_VALUE then once actually setting ENABLE_FOO
Created attachment 234329 [details]
Ok, I think this should work fine.
Comment on attachment 234329 [details]
Committed r170751: <http://trac.webkit.org/changeset/170751>