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