K 10 svn:author V 6 rpaulo K 8 svn:date V 27 2008-04-25T16:45:13.000000Z K 7 svn:log V 267 Initialize tz_active to a new constant TZ_ACTIVE_UNKNOWN and make no assumptions about the state of the cooling devices. Instead, switch them off on init and, only after that, we are in TZ_ACTIVE_NONE. Submited by: Andriy Gapon Reviewed by: njl END