golint: document ANY a bit
golint: document ANY a bit

tempbottle/dns,bragr/dns,cloudflare/dns,bboreham/dns,michaelharo/dns,asergeyev/dns,josephyzhou/dns,janstk/dns,modulexcite/dns,skyportsystems/dns,Psiphon-Inc/dns,ErikDubbelboer/dns,miekg/dns,tsenart/dns,skynet/dns