with import ./config.nix; { environ = mkDerivation { name = "gc-runtime-environ"; buildCommand = "mkdir $out; echo environ > $out/environ"; }; open = mkDerivation { name = "gc-runtime-open"; buildCommand = "mkdir $out; echo open > $out/open"; }; program = mkDerivation { name = "gc-runtime-program"; builder = # Test inline source file definitions. builtins.toFile "builder.sh" '' mkdir $out cat > $out/program <