forgot conditional #if HAVE_LIBSSL around setting of .use_imaps in main()

from command line arguments

main.c

@@ -198,11 +198,13 @@ main (int argc, char **argv)
 		global.box = optarg;
 		break;
 	    case 's':
-		if (!strncasecmp("imaps:", optarg, 6))
+#if HAVE_LIBSSL
+		if (!strncasecmp ("imaps:", optarg, 6))
 		{
 		    global.use_imaps = 1;
 		    optarg += 6;
 		}
+#endif
 		global.host = optarg;
 		break;
 	    case 'u':