anchor.diff:  %%        -s             : Start own processes.
   %% 
   %% Experimental flags:
  +%%        -profile_boot    : Use an 'eprof light' to profile boot sequence
   %%        -init_debug      : Activate debug printouts in init
   %%        -loader_debug    : Activate debug printouts in erl_prim_loader
   %%        -code_path_choice : strict | relaxed
  
positive.code:     erl_tracer:on_load(),
  
      {Start0,Flags,Args} = parse_boot_args(BootArgs),
      Start = map(fun prepare_run_args/1, Start0),
      boot(Start, Flags, Args).
  
  
negative.code:     %% print the node name into the Purify log.
      (catch erlang:system_info({purify, "Node: " ++ atom_to_list(node())})),
  
      start_em(Start),
      case get_flag(profile_boot,Flags,false) of
          false -> ok;
          true  ->
              debug_profile_format_mfas(debug_profile_mfas()),
              debug_profile_stop()
      end,
      ok.
  
  get_root(Flags) ->
      case get_argument(root, Flags) of
  