update_screen
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc);
update_screen(vc_cons[fg_console].d);