K 10 svn:author V 7 yongari K 8 svn:date V 27 2010-08-31T00:20:10.293549Z K 7 svn:log V 187 MFC r211650,211667: r211650: Document tunable dev.rl.%unit.prefer_iomap r211667: Better wording and fix wrong explanation. Submitted by: Ben Kaduk ( minimarmot <> gmail dot com ) END