bin/67687: iostat does not provide read vs. write statistics for block devices

[Maxim Konovalov]

Synopsis: iostat does not provide read vs. write statistics for block devices

State-Changed-From-To: open->closed
State-Changed-By: maxim
State-Changed-When: Sun Apr 30 21:59:13 UTC 2006
State-Changed-Why: 
I've committed Dan's patches to HEAD and will MFC them to RELENG_6
in one month.  See bin/68840 status for the info.

http://www.freebsd.org/cgi/query-pr.cgi?pr=67687