Can't compile with node 12

[liubiantao (Harry)]

I followed the step of new Zoom Electron SDK.

After I run node-gyp rebuild on node 12, got this error:

I also tried node 8.x and node 10.x, works well.

**Versions: **
macOS 10.14.6
node v12.0.0
node-gyp v5.0.3
zoom v4.4.55130.0712

Here’s the full log: https://gist.github.com/liubiantao/77c2c136ced5369eebf94003b86babf3

[bella.tu (Bella)]

hi
1.need to delete the demo/node_modules folder

2.run build_nodeaddon_mac.sh