getopt_ulflags -> getopt32.

It is impossible to formulate sane ABI based on
size of ulong because it can be 32-bit or 64-bit.
Basically it means that you cannot portably use
more that 32 option chars in one call anyway...
Make it explicit.

loginutils/sulogin.c

@@ -46,7 +46,7 @@ int sulogin_main(int argc, char **argv)
 	logmode = LOGMODE_BOTH;
 	openlog(bb_applet_name, 0, LOG_AUTH);
 
-	if (bb_getopt_ulflags (argc, argv, "t:", &timeout_arg)) {
+	if (getopt32 (argc, argv, "t:", &timeout_arg)) {
 		if (safe_strtoi(timeout_arg, &timeout)) {
 			timeout = 0;
 		}