anchor.diff:  
   %%
   
  -y(Y1, Y2) -> 256 * Y1 + Y2.
  -
  -weekday(Y1,Y2,Mo,D) ->
  -    int_to_wd(calendar:day_of_the_week(Y1*256+Y2,Mo,D)).
  +
  +weekday(Y,Mo,D) ->
  +    int_to_wd(calendar:day_of_the_week(Y,Mo,D)).
   
   int_to_wd(1) -> "Mon";
   int_to_wd(2) -> "Tue";
  
positive.code: 	    throw({error, Err})
      end.
  
  %% Add an . at all lines starting with a dot.
  
  dot_escape(Data, NL) ->
  
negative.code: %    Purpose:   
  
  -module('smtp').
  -author('jb@bevemyr.com').
  
  -export([send/6]).
  
  