luasocket example:
lianhuazideiMac:~ lianhuazi$ lua
Lua 5.2.4 Copyright (C) 1994-2015 Lua.org, PUC-Rio
> f=require("socket")
> print(f.dns.tohostname('8.8.8.8'))
google-public-dns-a.google.com table: 0x7f9a33d01cb0
cosocket example: ???
pls help me .. Handsome beauty master
