Hello world
-----------
The following is a small sample GEGL application that animates a zoom on
a mandelbrot fractal. compile it with:

 $ gcc hello-world.c `pkg-config --libs --cflags gegl` -o hello-world

This example and others can be found in the
link:http://git.gnome.org/browse/gegl/tree/examples/[examples
subdirectory] of the GEGL source tree.

// Use source highlighting if available
ifeval::["{highlight}" == "true"]
.hello-world.c
[source, txt]
-----
include::{source_root}/examples/hello-world.c[]
-----
endif::[]

// Otherwise use a literal block
ifeval::["{highlight}" != "true"]
.hello-world.c
.....
include::{source_root}/examples/hello-world.c[]
.....
endif::[]
