pthread_cond_timedwait

function pthread_cond_timedwait(

  __cond: Ppthread_cond_t;

  __mutex: Ppthread_mutex_t;

  __abstime: PTimeSpec

):LongInt;

function pthread_cond_timedwait(

  var __cond: pthread_cond_t;

  var __mutex: pthread_mutex_t;

  var __abstime: timespec

):LongInt;