Increment `i' in case of -S so that its argument isn't treated as

another, unknown option.

Submitted by:	Naoki Kobayashi <shibata@geo.titech.ac.jp> and
		    Harti Brandt <brandt@fokus.gmd.de>, respectively.
Pointy hat to:	dd

usr.sbin/ypbind/ypbind.c

@@ -416,7 +416,7 @@ char **argv;
 		else if (strcmp("-s", argv[i]) == 0)
 		        ypsecuremode++;
 		else if (strcmp("-S", argv[i]) == 0 && argc > i)
-			yp_restricted_mode(argv[i+1]);
+			yp_restricted_mode(argv[++i]);
 		else if (strcmp("-m", argv[i]) == 0)
 			yp_manycast++;
 		else