--- src/rtl_test.c.orig	Sun Apr 21 11:58:32 2013
+++ src/rtl_test.c	Sun Apr 21 11:59:31 2013
@@ -210,7 +210,12 @@ int main(int argc, char **argv)
 	int n_read;
 	int r, opt;
 	int i, tuner_benchmark = 0;
+#ifdef __OpenBSD__
+	/* XXX async doesn't work yet */
+	int sync_mode = 1;
+#else
 	int sync_mode = 0;
+#endif
 	uint8_t *buffer;
 	uint32_t dev_index = 0;
 	uint32_t samp_rate = DEFAULT_SAMPLE_RATE;