Demo(Async HTTP Request) can't work on macOS

[frankLife]

Enviroment:

1. macOS version:

2. rust version:

3. wasmedge version:

4. more information: the default version of wasmedge 0.10.0 also can't work on macOS

5. Description: After cargo build, many of the examples in this repository can work such as hello.js ,Add Core Module With JavaScript(ES), but the demo of Async Http Request can't work

How can I solve this problem? @juntao

And I test it by the same way on linux , it looks works.

http post request

server

Thanks