depends clutter &&
depends gstreamer-1.0 &&
depends gst-plugins-base-1.0 &&
optional_depends gobject-introspection      \
                 "--enable-introspection"   \
                 "--disable-introspection"  \
                 "to enable introspection"  &&

optional_depends  gtk-doc                   \
        "--enable-gtk-doc"                  \
        "--disable-gtk-doc"                 \
        "Build documentation with gtk-doc?"   


.