Function gst::ffi::g_param_spec_variant

pub unsafe extern "C" fn g_param_spec_variant(
    name: *const gchar, 
    nick: *const gchar, 
    blurb: *const gchar, 
    _type: *const GVariantType, 
    default_value: *mut GVariant, 
    flags: GParamFlags
) -> *mut GParamSpec