Could you enable diff numbers and oldid revision numbers into the interwiki prefixes for both normal and secure servers, and allow it to be available under the fullurl function as well? There is a link to the discussion above.
Version: unspecified
Severity: enhancement
URL: http://en.wikipedia.org/wiki/Wikipedia:Village_pump_%28proposals%29#Using_.E2.80.8B.5B.5Bdiff:.241.5D.5D.E2.80.8B_and_.E2.80.8B.5B.5Boldid:.241.5D.5D.E2.80.8B
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=268