K 10 svn:author V 3 pjd K 8 svn:date V 27 2014-09-30T12:00:50.497793Z K 7 svn:log V 213 Be prepared that set_dumper() might fail even when resetting it or prefix the call with (void) to document that we intentionally ignore the return value - no way to handle an error in case of device disappearing. END