anchor.diff:      %% Too few elements in List - we crash on that.
       {'EXIT', {function_clause, _}} = (catch apply_rewrite("\\1bar", [])),
   
  +    io:format("test: apply_rewrite/2 - 6~n"),
  +    %% backslashes not followed by digits between 1 and 9 (one '0' and one 'c')
  +    %% XXX is this really correct? We loose our backslashes - ft
  +    "a0bc123" = apply_rewrite("a\\0b\\c\\1", ["123"]),
  +
   
       %% test regexp_rewrite(Input, RegexpList)
       %%--------------------------------------------------------------------
  
positive.code: 
      io:format("test: apply_rewrite/2 - 3~n"),
      %% double backslash check
      "a\\1bc123" = apply_rewrite("a\\\\1bc\\1", ["123"]),
  
      io:format("test: apply_rewrite/2 - 4~n"),
  
negative.code: 	    ok
      after
  	0 ->
  	    throw({error, "test: safe_is_process_alive/1: did not get signal I sent to myself"})
      end,
  
      io:format("test: safe_is_process_alive/1 - 1.2~n"),
      %% dead pid
      error = safe_signal("foo", DeadPid, {SafeSignalRef, "test with dead recipient"}),
  
      io:format("test: safe_is_process_alive/1 - 1.2~n"),
      %% for 100% coverage
      error = safe_signal(none, DeadPid, {SafeSignalRef, "test with dead recipient"}),
  
      
      %% test remove_v6_brackets(In)
  