xdg-open --version (return code: 0)
xdg-open 1.1.0 rc3
xdg-open --help (return code: 0)
xdg-open - opens a file or URL in the user's preferred application
Synopsis
xdg-open { file | URL }
xdg-open { --help | --manual | --version }
Use 'man xdg-open' or 'xdg-open --manual' for additional info.