anchor.diff:  
               By default all dialyzer warnings are enabled. You can
               override this with the directive  <break>  <break>
  -            {plt_warnings, []}. <break>  <break>
  +            {dialyzer_warnings, []}. <break>  <break>
   
               Just put the warning options listed in the dialyzer
               documentation to get the specific warnings that you would like
  
positive.code:      filename:join([BuildDir, "deps.plt"])}.
  
  update_dep_plt(Config0, State0, DepPlt, AppList0) ->
      Ignores = Config0:match(plt_ignore, []),
      AppList1 = [App ||
                     App = #app{name=Name} <- AppList0,
                     not lists:member(Name, Ignores)],
  
negative.code:      race_conditions,
       behaviours,
       unmatched_returns,
       underspecs].
  