(PECL pthreads < 3.0.0)
pthreads v3 锟斤拷锟窖撅拷锟斤拷 Mutex 锟斤拷锟狡筹拷锟斤拷
Mutex 锟斤拷锟叫帮拷锟斤拷一些直锟接凤拷锟斤拷 Posix 锟斤拷锟斤拷锟斤拷锟侥撅拷态锟斤拷锟斤拷
$lock
$mutex
$destroy