*/
    List<File> getUserHeaderSearchPaths();

    /**
     * Returns the source files for this binary.
     */
    DomainObjectSet<? extends SourceFile> getSources();

    /**
     * Returns the header directories for this binary. These are also included in the result of {@link #getUserHeaderSearchPaths()}.
     */
    Set<File> getHeaderDirs();

    /**

        return Collections.emptyList();
    }

    public List<File> getSystemHeaderSearchPaths() {
        return systemHeaderDirs;
    }

    public List<File> getUserHeaderSearchPaths() {
        return userHeaderDirs;
    }

    public List<DefaultMacroDirective> getMacroDefines() {
        return macroDefines;
    }

    public List<String> getMacroUndefines() {