K 10 svn:author V 5 brian K 8 svn:date V 27 2001-07-27T09:47:05.000000Z K 7 svn:log V 303 MFC: If an attempt is made to LISTEN for a service tag that's already being LISTENed for, return EEXISTS. Only match the magic "*" service tag if no other LISTEN service tags match. Require an explicit LISTEN for an empty service tag in order to match empty service requests. END