struct CtdlThreadNode *CtdlThreadSelf(void);
int CtdlThreadGetCount(void);
int CtdlThreadGetWorkers(void);
+double CtdlThreadGetWorkerAvg(void);
+double CtdlThreadGetLoadAvg(void);
void CtdlThreadGC(void);
void CtdlThreadStopAll(void);
int CtdlThreadSelect(int n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, const struct timeval *timeout, struct CtdlThreadNode *self);