K 10
svn:author
V 8
cperciva
K 8
svn:date
V 27
2013-11-14T09:22:32.154703Z
K 7
svn:log
V 290
When verifying that files we need are present, also check that they don't
have zero length.  Filesystem corruption will tend to truncate files, and
since these are short that's likely to result in them becoming empty.

Suggested by:	Richard Clayton
Convinced by:	rwatson
MFC after:	3 weeks

END