325 static void	nonzero(void);
632 		nonzero();  in commands()
647 		nonzero();  in commands()
657 		nonzero();  in commands()
683 		nonzero();  in commands()
752 		nonzero();  in commands()
1071 nonzero(void)  in nonzero()  function
1621 	nonzero();  in delete()
1838 	nonzero();  in global()
2198 	nonzero();  in move()
2558 	nonzero();  in globaln()