-#include <sys/socket.h>
-
-#if OWN_LIBIPTC
-# include "owniptc/libiptc.h"
-# include "owniptc/libip6tc.h"
-
-# define HAVE_IPTC_HANDLE_T 1
-# define HAVE_IP6TC_HANDLE_T 1
-
-#else /* if !OWN_LIBIPTC */
-# include <libiptc/libiptc.h>
-# include <libiptc/libip6tc.h>