Problem using shared D library from C shared library

[Yuxuan Shui via Digitalmars-d-learn]

On Thursday, 7 April 2016 at 01:42:54 UTC, rikki cattermole wrote:
> On 07/04/2016 1:38 PM, Yuxuan Shui wrote:
>> [...]
>
> Have you started D's runtime?

How to start D's runtime? I followed the examples found here: 
https://dlang.org/dll-linux.html#dso9, which doesn't say anything 
about starting the runtime.