- bset_undo_list
- (current_buffer,
- Fcons (Fcons (Qt, make_lisp_time (base_buffer->modtime)),
- BVAR (current_buffer, undo_list)));
+ bset_undo_list (current_buffer,
+ Fcons (Fcons (Qt, Fvisited_file_modtime ()),
+ BVAR (current_buffer, undo_list)));