# include <sys/socket.h>
#endif
])
+AC_CHECK_HEADERS(linux/inet_diag.h, [], [],
+[
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#if HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+#if HAVE_LINUX_INET_DIAG_H
+# include <linux/inet_diag.h>
+#endif
+])
AC_CHECK_HEADERS(linux/netdevice.h, [], [],
[
#if HAVE_SYS_TYPES_H
#include <linux/if.h>
#include <linux/netdevice.h>
])
+AC_CHECK_MEMBERS([struct inet_diag_req.id, struct inet_diag_req.idiag_states],
+ [AC_DEFINE(HAVE_STRUCT_LINUX_INET_DIAG_REQ, 1, [Define if struct inet_diag_req exists and is usable.])],
+ [],
+ [
+ #include <linux/inet_diag.h>
+ ])
+
AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [],
[],