with import <nixpkgs> {};
let
openscenegraph' = openscenegraph.overrideAttrs (old: {
name = "OpenSceneGraph-3.4.0";
src = /root/OpenSceneGraph-3.4.0.zip;
});
in stdenv.mkDerivation {
name = "example";
buildInputs = [ cmake mesa openscenegraph' pkgconfig ];
}