Bug:
https://issues.apache.org/bugzilla/show_bug.cgi?id=55306

Fix:
http://svn.apache.org/viewvc?view=revision&revision=1528718

workaround: downgrade to Apache 2.2.24

pkg uninstall apache-22
pkg change-facet facet.version-lock.web/server/apache-22=false
pkg install apache-22@2.2.24