线程库是:
/lib/tls/libpthread.so.0
NPTL 0.61 by Ulrich Drepper
Copyright (C) 2003 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Forced unwind support include
你的问题是什么? 你用这个函数做什么
/* Check whether thread TH has terminated. If yes return the status of
the thread in *THREAD_RETURN, if THREAD_RETURN is not NULL. */
extern int pthread_tryjoin_np (pthread_t __th, void **__thread_return) __THROW;