- * value at the lowest order 4 bytes of pthread_self()'s return value, a pthread_t.
- * pthread_t is supposed to be opaque... however it's fairly random.
- * The following will address these two issues to make it mostly presentable.
+ * value at the lowest order 4 bytes of pthread_self()'s return value, a pthread_t,
+ * so trim the three lowest-order bytes from the value (16^3).