You can use xlocate from xtools:

$ xlocate /usr/lib/libgtk-x11-2.0.so | grep devel
>  gtk+-devel  /usr/lib/libgtk-x11-2.0.so -> 
> /usr/lib/libgtk-x11-2.0.so.0.2400.28


On Friday, October 9, 2015 at 10:38:18 AM UTC-4, Userx Xbw wrote:
>
>
> I am trying to install Lazarus from soruce and I am getting errors, it cannot find these libs, I have sovled the first one installing pixbuf-devel.
> but I am having many difficulties finding all of the devel packages for all of the others I need to install in order to install Lazarus. 
> any help in what to look for in the void repo with be thanked ;) I've already query devel to pull up everything with devel cannot find what I need.
>
>
> lgdk_pixbuf-2.0 - fixed
>
> lgtk-x11-2.0
> lgdk-x11-2.0
> lgobject-2.0
> lglib-2.0
> lgthread-2.0
> lgmodule-2.0
> lpango-1.0
> lcairo
> lpangocairo-1.0
>
>
>