How to set include paths of a c source in dub when using importc

[Ferhat Kurtulmuş]

On Saturday, 13 April 2024 at 21:21:24 UTC, Richard (Rikki) 
Andrew Cattermole wrote:
> On 14/04/2024 8:59 AM, Ferhat Kurtulmuş wrote:
>> 
>> These don't work for me:
>> 
>> "dflags": ["-Iinclude"]
>> 
>> "importPaths": [
>>      "include"
>> ],
>> 
>> The importc docs do not help either.
>
> Appears it hasn't been documented in new dub docs.
>
> It is ``cSourcePaths`` and ``cImportPaths``.
>
> https://github.com/dlang/dub-docs/issues/91

Another question how can one define a preprocessor var for a c 
source from dub.json?

for instance: c source has #ifdef ORT_DLL_IMPORT

normally we do it like -D ORT_DLL_IMPORT