GetInterfaceInfo function of win32 api

[Mike Parker]

On Thursday, 8 June 2023 at 05:52:43 UTC, Benny wrote:

> ```
> ```
> app.obj : error LNK2019: unresolved external symbol 
> GetInterfaceInfo referenced in function _Dmain
> app.exe : fatal error LNK1120: 1 unresolved externals
> Error: linker exited with status 1120
> ```

That's a linker error telling you that you aren't linking 
anything that contains the symbol for `GetInterfaceInfo`. You 
need to link `Iphlpapi.lib`.