anchor.diff:  filt_state_from_term(X) ->
       X.
   
  -cmd(Cmd) ->
  -    io:format("~s~n", [os:cmd(Cmd)]).
  +cmd(Command) ->
  +    io:format("~s~n", [os:cmd(Command)]).
   
   debug_binary(Bin) ->
       io:format("Binary: ~s~n", [[ <<(X+$0)>> || <<X:1>> <= Bin]]).
  
positive.code: -module(user_default).
  
  -export([help/0,dbgtc/1, dbgon/1, dbgon/2,
           dbgadd/1, dbgadd/2, dbgdel/1, dbgdel/2, dbgoff/0,
  	 dbg_ip_trace/1,
           l/0, mm/0, la/0]).
  -export([my_tracer/0, my_dhandler/2, filt_state_from_term/1]).
  -export([cmd/1, debug_binary/1]).
  
  -import(io, [format/1]).
  
  help() ->
       % TODO: Don't hardcode all this info here
       shell_default:help(),
       format("** user extended commands **~n"),
       format("dbgtc(File)   -- use dbg:trace_client() to read data from File\n"),
       format("dbgon(M)      -- enable dbg tracer on all funs in module M\n"),
       format("dbgon(M,Fun)  -- enable dbg tracer for module M and function F\n"),
       format("dbgon(M,File) -- enable dbg tracer for module M and log to File\n"),
       format("dbgadd(M)     -- enable call tracer for module M\n"),
       format("dbgadd(M,F)   -- enable call tracer for function M:F\n"),
       format("dbgdel(M)     -- disable call tracer for module M\n"),
       format("dbgdel(M,F)   -- disable call tracer for function M:F\n"),
       format("dbgoff()      -- disable dbg tracer (calls dbg:stop/0)\n"),
       format("l()           -- load all changed modules\n"),
       format("la()          -- load all modules\n"),
  %     format("nl()          -- load all changed modules on all known nodes\n"),
       format("mm()          -- list modified modules\n"),
       format("cmd(Command)  -- Execute Command in the shell of the OS\n"),
       true.
  
  dbgtc(File) ->
      Fun = fun({trace,_,call,{M,F,A}}, _) ->
  
negative.code:                  io:format("~w: ~w~n", [A,B])
            end,
      dbg:trace_client(file, File, {Fun, []}).
  
  dbgallp() ->
      dbg:p(all, c).
  
  dbgon(Module) ->
      case dbg:tracer() of
  