libc/sysdeps: sync bits/in.h with glibc

URL: https://bugs.busybox.net/show_bug.cgi?id=5888
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

libc/sysdeps/linux/common/bits/in.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1999, 2000, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2013 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -42,31 +42,49 @@
 #define IP_ADD_SOURCE_MEMBERSHIP 39 /* ip_mreq_source: join source group */
 #define IP_DROP_SOURCE_MEMBERSHIP 40 /* ip_mreq_source: leave source group */
 #define IP_MSFILTER 41
-#define MCAST_JOIN_GROUP 42	/* group_req: join any-source group */
-#define MCAST_BLOCK_SOURCE 43	/* group_source_req: block from given group */
-#define MCAST_UNBLOCK_SOURCE 44	/* group_source_req: unblock from given group*/
-#define MCAST_LEAVE_GROUP 45	/* group_req: leave any-source group */
-#define MCAST_JOIN_SOURCE_GROUP 46 /* group_source_req: join source-spec gr */
-#define MCAST_LEAVE_SOURCE_GROUP 47 /* group_source_req: leave source-spec gr*/
-#define MCAST_MSFILTER 48
-
-#define MCAST_EXCLUDE   0
-#define MCAST_INCLUDE   1
-
-#define IP_ROUTER_ALERT    5	/* bool */
-#define IP_PKTINFO         8	/* bool */
-#define IP_PKTOPTIONS      9
-#define IP_PMTUDISC        10	/* obsolete name? */
-#define IP_MTU_DISCOVER    10	/* int; see below */
-#define IP_RECVERR         11	/* bool */
-#define IP_RECVTTL         12	/* bool */
-#define IP_RECVTOS         13	/* bool */
+#if defined __USE_MISC || defined __USE_GNU
+# define MCAST_JOIN_GROUP 42	/* group_req: join any-source group */
+# define MCAST_BLOCK_SOURCE 43	/* group_source_req: block from given group */
+# define MCAST_UNBLOCK_SOURCE 44 /* group_source_req: unblock from given group*/
+# define MCAST_LEAVE_GROUP 45	/* group_req: leave any-source group */
+# define MCAST_JOIN_SOURCE_GROUP 46 /* group_source_req: join source-spec gr */
+# define MCAST_LEAVE_SOURCE_GROUP 47 /* group_source_req: leave source-spec gr*/
+# define MCAST_MSFILTER 48
+# define IP_MULTICAST_ALL 49
+# define IP_UNICAST_IF 50
+
+# define MCAST_EXCLUDE   0
+# define MCAST_INCLUDE   1
+#endif
+
+#define IP_ROUTER_ALERT	5	/* bool */
+#define IP_PKTINFO	8	/* bool */
+#define IP_PKTOPTIONS	9
+#define IP_PMTUDISC	10	/* obsolete name? */
+#define IP_MTU_DISCOVER	10	/* int; see below */
+#define IP_RECVERR	11	/* bool */
+#define IP_RECVTTL	12	/* bool */
+#define IP_RECVTOS	13	/* bool */
+#define IP_MTU		14	/* int */
+#define IP_FREEBIND	15
+#define IP_IPSEC_POLICY 16
+#define IP_XFRM_POLICY	17
+#define IP_PASSSEC	18
+#define IP_TRANSPARENT	19
+#define IP_MULTICAST_ALL 49	/* bool */
+
+/* TProxy original addresses */
+#define IP_ORIGDSTADDR       20
+#define IP_RECVORIGDSTADDR   IP_ORIGDSTADDR
+
+#define IP_MINTTL       21
 
 
 /* IP_MTU_DISCOVER arguments.  */
 #define IP_PMTUDISC_DONT   0	/* Never send DF frames.  */
 #define IP_PMTUDISC_WANT   1	/* Use per route hints.  */
 #define IP_PMTUDISC_DO     2	/* Always DF.  */
+#define IP_PMTUDISC_PROBE  3	/* Ignore dst pmtu.  */
 
 /* To select the IP level.  */
 #define SOL_IP	0
@@ -75,6 +93,7 @@
 #define IP_DEFAULT_MULTICAST_LOOP       1
 #define IP_MAX_MEMBERSHIPS              20
 
+#if defined __USE_MISC || defined __USE_GNU
 /* Structure used to describe IP options for IP_OPTIONS and IP_RETOPTS.
    The `ip_dst' field is used for the first-hop gateway when using a
    source route (this gets put into the header proper).  */
@@ -99,6 +118,7 @@ struct in_pktinfo
     struct in_addr ipi_spec_dst;	/* Routing destination address  */
     struct in_addr ipi_addr;		/* Header destination address  */
   };
+#endif
 
 #ifdef __UCLIBC_HAS_IPV6__
 /* Options for use with `getsockopt' and `setsockopt' at the IPv6 level.
@@ -158,6 +178,7 @@ struct in_pktinfo
 #define IPV6_PMTUDISC_DONT	0	/* Never send DF frames.  */
 #define IPV6_PMTUDISC_WANT	1	/* Use per route hints.  */
 #define IPV6_PMTUDISC_DO	2	/* Always DF.  */
+#define IPV6_PMTUDISC_PROBE	3	/* Ignore dst pmtu.  */
 
 /* Socket level values for IPv6.  */
 #define SOL_IPV6        41