anchor.diff:  	       config = [],
   	       event_handlers = [],
   	       ct_hooks = [],
  -	       enable_builtin_hooks = true,
  +	       enable_builtin_hooks,
   	       include = [],
   	       silent_connections,
   	       stylesheet,
  
positive.code: 				       fun(EBH) when EBH == true;
  						     EBH == false ->
  					       EBH
  				       end, true, StartOpts),
  
      %% silent connections
      SilentConns = get_start_opt(silent_connections,
  
negative.code:     CTHooks = ct_hooks_args2opts(Args),
      EnableBuiltinHooks = get_start_opt(enable_builtin_hooks,
  				       fun([CT]) -> list_to_atom(CT);
  					  ([]) -> undefined
  				       end, undefined, Args),
  
      %% check flags and set corresponding application env variables
  
  