PopRecordSleepCheckpoint

VOID __fastcall PopRecordSleepCheckpoint(CHAR a1){
  PopAcquireRwLockExclusive(&PopBsdUpdateLock);
  BYTE2(PopBsdPowerTransitionExtension) = a1;
  PopBsdHandleRequest(8i64);
  PopReleaseRwLock((UINT64)&PopBsdUpdateLock);
}

Referenced by:

PopCheckShutdownMarker
PopCheckpointSystemSleep