anchor.diff:  		Result :: ok | {error, Reason :: term()}.
   %% @doc Write an accounting event to disk log.
   radius_acct_log(Server, Client, Type, Attributes) ->
  -	TS = erlang:system_time(millisecond),
  +	TS = erlang:system_time(?MILLISECOND),
   	Event = {TS, node(), Server, Client, Type, Attributes},
   	disk_log:log(?RADACCT, Event).
   
  
positive.code: 	case disk_log:open([{name, File}, {file, File}, {repair, truncate}]) of
  		{ok, IpdrLog} ->
  			IpdrDoc = #ipdrDoc{docId = uuid(), version = "3.1",
  					creationTime = iso8601(erlang:system_time(millisecond)),
  					ipdrRecorderInfo = atom_to_list(node())},
  			case disk_log:log(IpdrLog, IpdrDoc) of
  				ok ->
  
negative.code: -define(RADACCT, radius_acct).
  -define(RADAUTH, radius_auth).
  
  %% support deprecated_time_unit()
  -define(MILLISECOND, milli_seconds).
  %-define(MILLISECOND, millisecond).
  
  %%----------------------------------------------------------------------
  %%  The ocs_log public API
  %%----------------------------------------------------------------------
  