A valid code that won't run?

[cym13 via Digitalmars-d]

On Friday, 24 April 2015 at 18:10:47 UTC, Ali Çehreli wrote:
> On 04/24/2015 10:26 AM, "Marc =?UTF-8?B?U2Now7x0eiI=?= 
> <schuetzm at gmx.net>" wrote:
>
>> You need to link against libcurl explicitly, it doesn't happen
>> automatically:
>>
>>     dmd -L-lcurl test.d
>
> Another option is to add it to the source:
>
> pragma(lib, "curl");
>
> Then it finds the library on the system and links with it.
>
> Ali

This works, and is actually done in phobos but for windows only.
I opened a PR: 
https://github.com/D-Programming-Language/phobos/pull/3223

Maybe there is a good reason for this system check, but I 
couldn't find one.