Function gio_sys::g_dbus_connection_call_with_unix_fd_list_finish

pub unsafe extern "C" fn g_dbus_connection_call_with_unix_fd_list_finish(
    connection: *mut GDBusConnection, 
    out_fd_list: *mut *mut GUnixFDList, 
    res: *mut GAsyncResult, 
    error: *mut *mut GError
) -> *mut GVariant