- void set_columns (Paper_column*, Paper_column*);
- TRANSLATOR_DECLARATIONS(Paper_column_engraver);
+ void set_columns (Paper_column *, Paper_column *);
+ TRANSLATOR_DECLARATIONS (Paper_column_engraver);
+
+ Paper_column *find_turnable_column (Moment after_this);
+ void revoke_page_turns (Moment after_this, Real new_penalty);