On Wed, 21 Mar 2007 04:22, deanna at sdf.lonestar.org said: > - printf ("Peer provided %d certificates.\n", cert_list_size); > + printf ("Peer provided %zu certificates.\n", cert_list_size); Are you sure that all C89 systems can cope with the "z" modifier? There should be a configure test to at least warn about it. Shalom-Salam, Werner