Data in columns 73 through 80 is ignored. If data is specified
beyond column 72, it is ignored and an error in a following tag may
be indicated.
Package definition control tags may contain comments. Comments
start with <!-- (hex 4C5A6060) and end with --> (hex
60606E). The first --> encountered after the initial <!-- will end the comment. A comment may appear between a start-tag
and its matching end-tag, but never within a tag.