K 10
svn:author
V 3
avg
K 8
svn:date
V 27
2011-09-16T08:24:31.241988Z
K 7
svn:log
V 270
zfsboottest: some additional enhancements

- redirect diagnostics printfs in the boot code to stderr
- do not read trailing garbage from a trailing block of a file

Also add my copyright to the file after making so many changes.

Approved by:	re (kib)
MFC after:	1 week

END