fix build problem on Mac (2)
fix build problem on Mac (2)

mvs-org/metaverse,mvs-live/metaverse,mvs-org/metaverse,mvs-org/metaverse,mvs-org/metaverse,the-metaverse/metaverse,mvs-org/metaverse,the-metaverse/metaverse,mvs-org/metaverse,the-metaverse/metaverse,mvs-live/metaverse