dub is not able to install any package

[Joakim]

On Monday, 13 August 2018 at 13:02:43 UTC, Adil wrote:
>> dub build
> Package gelfd not found in registry at https://code.dlang.org/ 
> (fallback ["registry at http://code.dlang.org/", "registry at 
> https://code-mirror.dlang.io/", "registry at 
> https://code-mirror2.dlang.io/", "registry at 
> https://dub-registry.herokuapp.com/"]): Failed to load curl, 
> tried "libcurl.so", "libcurl.so.4", "libcurl-gnutls.so.4", 
> "libcurl-nss.so.4", "libcurl.so.3".

Looks like you need to install a libcurl package also, in some 
place where dub can find it.