--- net-tools-2.0/iptunnel.c	2019-04-30 11:03:52.330000000 +0200
+++ net-tools-2.0/iptunnel.c	2019-04-30 11:03:58.640000000 +0200
@@ -26,7 +26,6 @@
 #include <sys/socket.h>
 #include <sys/ioctl.h>
 #include <netinet/in.h>
-#include <netinet/ip.h>
 #include <arpa/inet.h>
 #if defined(__GLIBC__) && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1))
 #include <net/if.h>