Index: whowatch.h
--- whowatch.h.orig
+++ whowatch.h
@@ -132,10 +132,10 @@ void page_up(struct window *, void (*)());
 void key_home(struct window *, void (*)());
 void key_end(struct window *, void (*)());
 void update_load(void);
-void updatescr();
+void updatescr(struct window *w);
 
 /* proctree.c */
-int update_tree();
+int update_tree(void del(void*));
 void get_rows_cols(int *, int *);
 
 /* procinfo.c */
