The apache-ant port version 1.5.4_1 does not install the etc
directory as found in the download. The files in this directory
are useful since the documentation refers to them. For an
example see docs/manual/CoreTasks/changelog.html
Fix: I've attached a patch for devel/apache-ant.
How-To-Repeat: Install apache-ant-1.5.4_1 and try to find changelog.xsl.
I think you forgot the following in pkg-plist:
Over to maintainer.
Ernst, I'm happy to commit this if you haven't time right now.