static int SetParentVal( vlc_object_t *p_this, char const *psz_var,
vlc_value_t oldval, vlc_value_t newval, void *p_data )
{
+ VLC_UNUSED(p_this); VLC_UNUSED(oldval);
var_Change( (vlc_object_t *)p_data, psz_var, VLC_VAR_SETVALUE,
&newval, NULL );
return VLC_SUCCESS;