how to declare C's static function?

[Rikki Cattermole via Digitalmars-d-learn]

On Monday, 28 March 2016 at 04:27:27 UTC, aki wrote:
> On Monday, 28 March 2016 at 04:12:56 UTC, Rikki Cattermole 
> wrote:
>> Do you need it to use extern(C)?
>> Because if you don't, just drop that. D's mangling will fix it.
>
> Yes, I do need extern(C) for some reason like:
> alias Hook = extern(C) void function();
> void sethook(Hook func) {
>     ...
> }
> ... sethook(&foo) ...
>
> Some function expects such a function as an argument.
>
> Aki.

Okay so you're needing extern(C).
I was assuming they were just internal functions.

You have two choices. Change the name in code (so manual 
mangling) or use pragma(mangle, ...) to change it instead.