Hotfix for master branch compile error in Linux.
Hotfix for master branch compile error in Linux.

you-n-g/multiverso,you-n-g/multiverso,you-n-g/multiverso,zhengsx/multiverso,you-n-g/multiverso,liming-vie/multiverso,zhengsx/multiverso,Microsoft/multiverso,zhengsx/multiverso,liming-vie/multiverso,Microsoft/multiverso,Microsoft/multiverso,zhengsx/multiverso,liming-vie/multiverso,Microsoft/multiverso,liming-vie/multiverso