a) refer 'perl' in their Makefile, or
b) have a directory name of p5-*, or
c) have any dependency on any p5-* package
Like last time, where this caused no complaints.
(which should be a RAID and/or backed up by some "real" tool by itself),
comparable to sysutils/duplicity
(I also have the impression that it might behave better than duplicity
in case that the file store is backed up with some incremental scheme,
but this needs to be verified.)