359 private struct AbstractTask  struct
361     AbstractTask* prev;  argument
362     AbstractTask* next;  argument
421     AbstractTask base = {runTask : &impl};  in Task()
424     private @property AbstractTask* basePtr()  in Task()
659             AbstractTask* job;  in Task()
1124     AbstractTask* head;
1125     AbstractTask* tail;
1151     void doJob(AbstractTask* job)  in doJob()
1213             AbstractTask* task = pop();  in executeWorkLoop()
1230     AbstractTask* pop()  in pop()
1243     AbstractTask* popNoSync()  in popNoSync()
1260         AbstractTask* returned = head;
1277     void abstractPut(AbstractTask* task)  in abstractPut()
1284     void abstractPutNoSync(AbstractTask* task)  in abstractPutNoSync()
1329     void abstractPutGroupNoSync(AbstractTask* h, AbstractTask* t)  in abstractPutGroupNoSync()
1354     void tryDeleteExecute(AbstractTask* toExecute)  in tryDeleteExecute()
1375     bool deleteItem(AbstractTask* item)  in deleteItem()
1382     bool deleteItemNoSync(AbstractTask* item)  in deleteItemNoSync()
1479     this(AbstractTask* task, int priority = int.max)