GitLab

  (bookmark-bmenu-list): Initialize buffer-modified-p properly.
  (bookmark-send-edited-annotation): Mark bookmark-alist as modified.
  (with-buffer-modified-unmodified): New macro.
  (bookmark-bmenu-show-filenames, bookmark-bmenu-hide-filenames,
  bookmark-bmenu-mark, bookmark-bmenu-unmark, bookmark-bmenu-delete):
  Use new macro to preserve the buffer-modified state.