http://people.apache.org/~trawick/winnt-cleanups-from-trunk-20120924.txt
+1: trawick, gsmith
+ * core: ErrorDocument now works for requests without a Host header.
+ (PR 48357)
+ trunk patch: http://svn.apache.org/viewvc?view=revision&revision=1392347
+ 2.4.x patch: trunk patch works (minus CHANGES)
+ +1: trawick
+
A list of further possible backports can be found at:
http://people.apache.org/~rjung/patches/possible-backports-httpd-trunk-2_4.txt
If you want to propose one of those, please still add them here.