recentf-used-hooks
recentf-used-hooks is a variable defined in `recentf.el'.
Its value is ((find-file-hook recentf-track-opened-file) (write-file-functions recentf-track-opened-file) (kill-buffer-hook recentf-track-closed-file) (kill-emacs-hook recentf-save-list))
- This variable may be risky if used as a file-local variable.