type net.byPref

6 uses

	net (current package)
		dnsclient.go#L210: type byPref []*MX
		dnsclient.go#L212: func (s byPref) Len() int           { return len(s) }
		dnsclient.go#L213: func (s byPref) Less(i, j int) bool { return s[i].Pref < s[j].Pref }
		dnsclient.go#L214: func (s byPref) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }
		dnsclient.go#L217: func (s byPref) sort() {
		lookup.go#L797: 	byPref(mxs).sort()