code cleanup


git-svn-id: https://gnunet.org/svn/gnunet@33969 140774ce-b5e7-0310-ab8b-a85725594a96
Removing warnings


git-svn-id: https://gnunet.org/svn/gnunet@33970 140774ce-b5e7-0310-ab8b-a85725594a96