#define BSDTHREAD_CTL_QOS_DISPATCH_ASYNCHRONOUS_OVERRIDE_RESET 0x402
/* bsdthread_ctl(BSDTHREAD_CTL_QOS_MAX_PARALLELISM, priority, flags, 0) */
#define BSDTHREAD_CTL_QOS_MAX_PARALLELISM 0x800
+/* bsdthread_ctl(BSDTHREAD_CTL_WORKQ_ALLOW_KILL, enable, 0, 0) */
+#define BSDTHREAD_CTL_WORKQ_ALLOW_KILL 0x1000
#define _PTHREAD_QOS_PARALLELISM_COUNT_LOGICAL 0x1
#define _PTHREAD_QOS_PARALLELISM_REALTIME 0x2