bugzilla ID 43426, <symlink> cant create a symlink over a file
solution is the same: opt for ln -sf after trying to do it internally. We could perhaps drop all ant deletion operations, for a much simpler operation.
git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@577281 13f79535-47bb-0310-9956-ffa450edef68