{
  global:
    extern "C++" {
      OHOS::HiviewDFX::ProcInfo*;
      OHOS::HiviewDFX::Get*;
      OHOS::HiviewDFX::Read*;
      OHOS::HiviewDFX::TidToNstid*;
      OHOS::HiviewDFX::IsThreadInPid*;
    };
  local:
    *;
};