anchor.diff:      Key = {count, Name},
       case get(Key) of
           undefined ->
  -            put(Key, 1),
  +            put(Key, 2),
               1;
           N when is_integer(N) ->
               put(Key, N + 1)
  
positive.code:         true ->
              %% Collect functions that occur in the argument list as well.
              L2 = [Fun || {_Type, _Fun, Args} <- Val, {_, Fun} <- Args],
              rev_append(L2, L1)
      end;
  collect_dependencies(_NonCtx, _) ->
      [].
  
negative.code: -export([internal_function/1]).
  -export([rev_deps/1, rev_mod_deps/1]).
  -export([collect_dependencies/1, is_concrete_fun/1, is_primop/1]).
  -export([dict_cons/3]).
  
  -export([remove_args/1]).
  -export([count/1]).
  