K 10
svn:author
V 2
bz
K 8
svn:date
V 27
2019-10-23T23:10:12.563574Z
K 7
svn:log
V 282
frag6: add "big picture"

Add some ASCII relation of how the bits plug together.  The terminology
difference of "fragmented packets" and "fragment packets" is subtle.
While here clear up more whitespace and comments.

No functional change.

MFC after:	3 weeks
Sponsored by:	Netflix

END