ubdns: fix single protocol requests
ubdns: fix single protocol requests

crossdistro/netresolve,pavlix/netresolve,andyvand/cygnetresolve,andyvand/cygnetresolve,pavlix/netresolve,andyvand/cygnetresolve,crossdistro/netresolve,pavlix/netresolve,crossdistro/netresolve