Upgrading a Port
If you’ve updated your ports tree (as described in the previous section) and the version of a port has changed, you can simply use make install to install it over the old version. This can be a bad idea, however, because most of the installed files will be the same from one version to another, so if you try to delete (using pkg_delete) an older version of the same port or package while a newer one is installed over it, you will end up deleting most of the newer version as well. If you have pkg_version output like the following, you’re stuck with the earlier versions in your package database, unless you’re willing to deinstall all versions of the package and then reinstall the current version:
apache-1.3.12 < needs updating (port ...
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