Created attachment 213041 [details]
svn(1) diff against the ports tree
This matches the style of the -C description and makes it clear that -C is equivalent to the -A option minus -N.
Build info is available at https://gitlab.com/swills/freebsd-ports/pipelines/137532741
Committed to my repo pending the next release.
Committed to 2.19.0. Thanks!