don't pass argc in getopt32, it's superfluous

(add/remove: 0/0 grow/shrink: 12/131 up/down: 91/-727) Total: -636 bytes
   text    data     bss     dec     hex filename
 773469    1058   11092  785619   bfcd3 busybox_old
 772644    1058   11092  784794   bf99a busybox_unstripped

modutils/modprobe.c

@@ -868,7 +868,7 @@ int modprobe_main(int argc, char** argv)
 	char *unused;
 
 	opt_complementary = "?V-:q-v:v-q";
-	main_opts = getopt32(argc, argv, "acdklnqrst:vVC:",
+	main_opts = getopt32(argv, "acdklnqrst:vVC:",
 							&unused, &unused);
 	if (main_opts & (DUMP_CONF_EXIT | LIST_ALL))
 		return EXIT_SUCCESS;