Emacs barfs at startup when loading /etc/emacs/site-start.d/50a2ps.el

These two changes cure it for me:
--- /dev/fd/63	2026-10-21 03:37:30.527154598 +0200
+++ /etc/emacs/site-start.d/50a2ps.el	2026-10-21 03:31:01.140875466 +0200
@@ -12,7 +12,7 @@
 ;; installed in a subdirectory of the respective site-lisp directory.
 ;; We have to add this to the load-path:
 (setq load-path (cons (concat "/usr/share/"
-                              (symbol-name flavor)
+                              (symbol-name debian-emacs-flavor)
 			      "/site-lisp/a2ps") load-path))
 ;; a2ps
 (autoload 'a2ps-mode "a2ps" nil t)
@@ -39,9 +39,8 @@
   (progn
    (global-set-key [f22] 'a2ps-buffer)
    (global-set-key [S-f22] 'a2ps-region-1)
-   (define-key-after menu-bar-files-menu [a2ps-print]
+   (define-key-after menu-bar-file-menu [a2ps-print]
      '(menu-item "a2ps" a2ps-buffer :help "Print with a2ps")
      'ps-print-region)
    )
   )