if (!f.testsuite_delays) argv[n++] = US"-odd";
if (f.dont_deliver) argv[n++] = US"-N";
if (f.queue_smtp) argv[n++] = US"-odqs";
if (!f.testsuite_delays) argv[n++] = US"-odd";
if (f.dont_deliver) argv[n++] = US"-N";
if (f.queue_smtp) argv[n++] = US"-odqs";