On 2020-10-18 11:08, Ian ledford wrote:
> I was trying to compile eureka doom editor on linux when a error popped up saying
>
> src/main.cc:626:2: error: ‘add_system_handler’ is not a member of ‘Fl’
The function add_system_handler() was added in FLTK 1.3.3.
So if you have a version of FLTK older than that, it won't have that function.
In which case download the latest fltk 1.3.5 source code and build the app
with that.