shown             524 modules/zebra.c int shown = 0;
shown             529 modules/zebra.c     shown = 0;;
shown             553 modules/zebra.c         if (!shown)
shown             556 modules/zebra.c             shown = 1;
shown             568 modules/zebra.c         if (shown) // if zebra was previously on, restore
shown             574 modules/zebra.c     return (shown);