B_LOWEST_ACTIVE_PRIORITY
#define THREAD_MIN_SET_PRIORITY B_LOWEST_ACTIVE_PRIORITY
fallbackOwner->priority = B_LOWEST_ACTIVE_PRIORITY;
ASSERT(fEffectivePriority >= B_LOWEST_ACTIVE_PRIORITY);
const int32 kMinimalPriority = B_LOWEST_ACTIVE_PRIORITY;
B_LOWEST_ACTIVE_PRIORITY, NULL);