In PR_JoinThread, we need to call pthread_detach after pthread_join under DCE threads because DCE threads' pthread_detach does not reclaim the terminated thread's resources.
In PR_JoinThread, we need to call pthread_detach after pthread_join
under DCE threads because DCE threads' pthread_detach does not reclaim
the terminated thread's resources.

makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub