XXX fix

Index: spa/plugins/filter-graph/plugin_builtin.c
--- spa/plugins/filter-graph/plugin_builtin.c.orig
+++ spa/plugins/filter-graph/plugin_builtin.c
@@ -2973,12 +2973,14 @@ static void busy_run(void * Instance, unsigned long Sa
 	struct timespec ts;
 	uint64_t busy_nsec;
 
+#ifndef __OpenBSD__
 	if (impl->wait_scale > 0.0f) {
 		busy_nsec = (uint64_t)(impl->wait_scale * SampleCount);
 		ts.tv_sec = busy_nsec / SPA_NSEC_PER_SEC;
 		ts.tv_nsec = busy_nsec % SPA_NSEC_PER_SEC;
 		clock_nanosleep(CLOCK_MONOTONIC, 0, &ts, NULL);
 	}
+#endif
 	if (impl->cpu_scale > 0.0f) {
 		clock_gettime(CLOCK_MONOTONIC, &ts);
 		busy_nsec = SPA_TIMESPEC_TO_NSEC(&ts);
