menu_item_visible: item_visible --
tell if menus item is visible
Syntax
cc ... -lmenu -lcurses
#include <menu.h>
int item_visible(ITEM *item);
Description
A menu item is visible
if it currently appears in the subwindow of a posted menu.
item_visible(S-osr5)
returns TRUE if item is visible;
otherwise it returns FALSE.