remove "using luasocket" message

pkgs/tufted/tftp.lua

@@ -39,6 +39,8 @@ local ERR_WHO = 7
 --rfc2349 specifies the timeout and tsize extensions
 local SUPPORTED_OPTIONS = {blksize=true, timeout=true, tsize=true}
 
+local luasocket = require("socket")
+
 --Use penlight's prettyprinter if available
 pcall(require, 'pl')
 local log = pretty and pretty.dump or print
@@ -70,7 +72,6 @@ local poll = (function()
         }
     ]]
 
-    local luasocket = require("socket")
     return function(fds, timeout)
         local wantread = {}
         local wantwrite = {}
@@ -102,9 +103,7 @@ local function UDPSocket()
         complete UDP socket implementation.
         see http://w3.impa.br/~diego/software/luasocket/udp.html for the luasocket UDP API
     ]]
-    local okay, luasocket = pcall(require, "socket")
-    if okay then
-        log("using luasocket")
+
    return {
       fd = luasocket.udp(),
       bind = function(self, address, port)
@@ -118,9 +117,8 @@ local function UDPSocket()
       end,
       close = function(self)
 	 return self.fd:close()
-            end,
-        }
       end
+   }
 end
 
 local function is_netascii(s)