anchor.diff:  LOAD-URL-P controls whether to load URL right at buffer creation."
     (let* ((buffer (buffer-make *browser* :title title
                                           :default-modes modes
  -                                        :nosave-buffer-p t))
  +                                        :buffer-class 'user-nosave-buffer))
            (url (if (eq url :default)
                     (default-new-buffer-url buffer)
                     url)))
  
positive.code:           (setf (url buffer) (quri:uri url))))
      buffer))
  
  (define-command make-internal-buffer (&key (title "") modes
                                        no-history-p)
    "Create a new buffer.
  MODES is a list of mode symbols.
  If URL is `:default', use `default-new-buffer-url'."
    (buffer-make *browser* :title title :default-modes modes :internal-buffer-p t
                 :no-history-p no-history-p))
  
  (declaim (ftype (function (browser &key (:title string)
                                     (:data-profile data-profile)
                                     (:default-modes list)
                                     (:dead-buffer buffer)
                                     (:nosave-buffer-p boolean)
                                     (:internal-buffer-p boolean)
                                     (:parent-buffer buffer)
                                     (:no-history-p boolean)))
                  buffer-make))
  (defun buffer-make (browser &key data-profile title default-modes
                                   dead-buffer internal-buffer-p
                                   parent-buffer no-history-p
                                   (nosave-buffer-p (nosave-buffer-p parent-buffer)))
    "Make buffer with title TITLE and modes DEFAULT-MODES.
  
negative.code:                       ;; Dead buffer ID must be renewed before calling `ffi-buffer-make'.
                        (setf (id dead-buffer) (get-unique-buffer-identifier *browser*))
                        (ffi-buffer-make dead-buffer))
                      (apply #'make-instance buffer-class
                             :id (get-unique-buffer-identifier *browser*)
                             (append (when title `(:title ,title))
                                     (when default-modes `(:default-modes ,default-modes))
  