K 10 svn:author V 3 njl K 8 svn:date V 27 2004-09-07T16:58:12.000000Z K 7 svn:log V 298 Instead of trusting _STA from power resources, cache the first value returned and then infer the state from calls to _ON/_OFF. This works around a problem in systems that don't correctly report the state (i.e. the HP Omnibook 500 reports "on" for its fan always after it has been turned on once). END