verbosity IS a global variable

viz/curses/7segments.c

@@ -13,7 +13,7 @@
 
 #include  "ecran.h"
 
-int	verbosity;
+extern int	verbosity;
 
 /* ---------------------------------------------------------------- */
 int aff7segs_base(WINDOW * win, int lig, int col, int bits, int k)