Undefined reference error when array size is given

[Steven Schveighoffer via Digitalmars-d-learn]

On 1/19/15 4:16 PM, ketmar via Digitalmars-d-learn wrote:
> On Mon, 19 Jan 2015 21:00:55 +0000
> tcak via Digitalmars-d-learn <digitalmars-d-learn at puremagic.com> wrote:
>
>> What is the reason of this error exactly?
> "core.sys.posix.poll.d" module is not compiled into druntime. as it is
> in "include" path, compiler sees it and you can use `pollfd` struct.
> but as it's not in link library, there is no `.init` section for it.

I think this not the root cause. Of course poll.d should be in druntime, 
if applicable.

What I likely think is that he is compiling on a platform where poll.d 
is not supported.

Can you give more info on your build environment?

-Steve