headers update

if_tun: new ioctl value
libc-compat.h: add definitions for kernel build

include/linux/if_tun.h

@@ -50,6 +50,12 @@
 #define TUNGETFILTER _IOR('T', 219, struct sock_fprog)
 #define TUNSETVNETLE _IOW('T', 220, int)
 #define TUNGETVNETLE _IOR('T', 221, int)
+/* The TUNSETVNETBE and TUNGETVNETBE ioctls are for cross-endian support on
+ * little-endian hosts. Not all kernel configurations support them, but all
+ * configurations that support SET also support GET.
+ */
+#define TUNSETVNETBE _IOW('T', 222, int)
+#define TUNGETVNETBE _IOR('T', 223, int)
 
 /* TUNSETIFF ifr flags */
 #define IFF_TUN		0x0001

include/linux/libc-compat.h

@@ -117,6 +117,14 @@
  * that we need. */
 #else /* !defined(__GLIBC__) */
 
+/* Definitions for in.h */
+#define __UAPI_DEF_IN_ADDR		1
+#define __UAPI_DEF_IN_IPPROTO		1
+#define __UAPI_DEF_IN_PKTINFO		1
+#define __UAPI_DEF_IP_MREQ		1
+#define __UAPI_DEF_SOCKADDR_IN		1
+#define __UAPI_DEF_IN_CLASS		1
+
 /* Definitions for in6.h */
 #define __UAPI_DEF_IN6_ADDR		1
 #define __UAPI_DEF_IN6_ADDR_ALT		1