+ XBT_PUBLIC(void) xbt_thread_join(xbt_thread_t thread);
+ /* Ends the life of the poor victim (not always working if it's computing, but working if it's blocked in the OS) */
+ XBT_PUBLIC(void) xbt_thread_cancel(xbt_thread_t thread);
+ /* suicide */
+ XBT_PUBLIC(void) xbt_thread_exit(void);
+ /* current thread pass control to any possible thread wanting it */