[rancid] flash flash flash

[Randy Bush]

freebsd 8.2
rancid 2.3.6

- !Flash: disk0: 4188659712 bytes total (2632343552 bytes free)
+ !Flash: disk0: 4188659712 bytes total (2632331264 bytes free)

i get a lot of these on ios and ios xr.  i googled, searched the lists,
...  and others whine too.  but i have not seen an answer on list or in
faq.  clearly i am missing something as this is common as all get out.

clue bat please

randy