Rev all the header files to sync things with glibc 2.2.4

13 files changed, 373 insertions, 281 deletions

diff --git a/include/netinet/ether.h b/include/netinet/ether.h
index c7985d7ac..ca780e2d0 100644
--- a/include/netinet/ether.h
+++ b/include/netinet/ether.h
@@ -1,21 +1,21 @@
 /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
-   Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1999 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_ETHER_H
 #define _NETINET_ETHER_H	1
@@ -28,26 +28,26 @@
 __BEGIN_DECLS
 
 /* Convert 48 bit Ethernet ADDRess to ASCII.  */
-extern char *ether_ntoa __P ((__const struct ether_addr *__addr));
-extern char *ether_ntoa_r __P ((__const struct ether_addr *__addr,
-				char *__buf));
+extern char *ether_ntoa (__const struct ether_addr *__addr) __THROW;
+extern char *ether_ntoa_r (__const struct ether_addr *__addr, char *__buf)
+     __THROW;
 
 /* Convert ASCII string S to 48 bit Ethernet address.  */
-extern struct ether_addr *ether_aton __P ((__const char *__asc));
-extern struct ether_addr *ether_aton_r __P ((__const char *__asc,
-					     struct ether_addr *__addr));
+extern struct ether_addr *ether_aton (__const char *__asc) __THROW;
+extern struct ether_addr *ether_aton_r (__const char *__asc,
+					struct ether_addr *__addr) __THROW;
 
 /* Map 48 bit Ethernet number ADDR to HOSTNAME.  */
-extern int ether_ntohost __P ((char *__hostname,
-			       __const struct ether_addr *__addr));
+extern int ether_ntohost (char *__hostname, __const struct ether_addr *__addr)
+     __THROW;
 
 /* Map HOSTNAME to 48 bit Ethernet address.  */
-extern int ether_hostton __P ((__const char *__hostname,
-			       struct ether_addr *__addr));
+extern int ether_hostton (__const char *__hostname, struct ether_addr *__addr)
+     __THROW;
 
 /* Scan LINE and set ADDR and HOSTNAME.  */
-extern int ether_line __P ((__const char *__line, struct ether_addr *__addr,
-			    char *__hostname));
+extern int ether_line (__const char *__line, struct ether_addr *__addr,
+		       char *__hostname) __THROW;
 
 __END_DECLS
 
diff --git a/include/netinet/icmp6.h b/include/netinet/icmp6.h
index 5a3863953..4b17d9cd9 100644
--- a/include/netinet/icmp6.h
+++ b/include/netinet/icmp6.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,94,95,96,97,2000 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_ICMP6_H
 #define _NETINET_ICMP6_H 1
@@ -36,18 +36,18 @@ struct icmp6_filter
     uint32_t data[8];
   };
 
-struct icmp6_hdr 
+struct icmp6_hdr
   {
     uint8_t     icmp6_type;   /* type field */
     uint8_t     icmp6_code;   /* code field */
     uint16_t    icmp6_cksum;  /* checksum field */
-    union 
+    union
       {
 	uint32_t  icmp6_un_data32[1]; /* type-specific field */
 	uint16_t  icmp6_un_data16[2]; /* type-specific field */
 	uint8_t   icmp6_un_data8[4];  /* type-specific field */
       } icmp6_dataun;
-  }; 
+  };
 
 #define icmp6_data32    icmp6_dataun.icmp6_un_data32
 #define icmp6_data16    icmp6_dataun.icmp6_un_data16
@@ -135,6 +135,7 @@ struct nd_router_advert       /* router advertisement */
 #define nd_ra_flags_reserved     nd_ra_hdr.icmp6_data8[1]
 #define ND_RA_FLAG_MANAGED       0x80
 #define ND_RA_FLAG_OTHER         0x40
+#define ND_RA_FLAG_HOME_AGENT    0x20
 #define nd_ra_router_lifetime    nd_ra_hdr.icmp6_data16[1]
 
 struct nd_neighbor_solicit    /* neighbor solicitation */
@@ -177,7 +178,7 @@ struct nd_redirect            /* redirect */
     struct in6_addr   nd_rd_dst;    /* destination address */
     /* could be followed by options */
   };
- 
+
 #define nd_rd_type               nd_rd_hdr.icmp6_type
 #define nd_rd_code               nd_rd_hdr.icmp6_code
 #define nd_rd_cksum              nd_rd_hdr.icmp6_cksum
@@ -195,6 +196,8 @@ struct nd_opt_hdr             /* Neighbor discovery option header */
 #define  ND_OPT_PREFIX_INFORMATION    3
 #define  ND_OPT_REDIRECTED_HEADER     4
 #define  ND_OPT_MTU                   5
+#define  ND_OPT_RTR_ADV_INTERVAL      7
+#define  ND_OPT_HOME_AGENT_INFO       8
 
 struct nd_opt_prefix_info     /* prefix information */
   {
@@ -210,6 +213,7 @@ struct nd_opt_prefix_info     /* prefix information */
 
 #define ND_OPT_PI_FLAG_ONLINK        0x80
 #define ND_OPT_PI_FLAG_AUTO          0x40
+#define ND_OPT_PI_FLAG_RADDR         0x20
 
 struct nd_opt_rd_hdr          /* redirected header */
   {
@@ -228,5 +232,23 @@ struct nd_opt_mtu             /* MTU option */
     uint32_t  nd_opt_mtu_mtu;
   };
 
+/* Mobile IPv6 extension: Advertisement Interval.  */
+struct nd_opt_adv_interval
+  {
+    uint8_t   nd_opt_adv_interval_type;
+    uint8_t   nd_opt_adv_interval_len;
+    uint16_t  nd_opt_adv_interval_reserved;
+    uint32_t  nd_opt_adv_interval_ival;
+  };
+
+/* Mobile IPv6 extension: Home Agent Info.  */
+struct nd_opt_home_agent_info
+  {
+    uint8_t   nd_opt_home_agent_info_type;
+    uint8_t   nd_opt_home_agent_info_len;
+    uint16_t  nd_opt_home_agent_info_reserved;
+    int16_t   nd_opt_home_agent_info_preference;
+    uint16_t  nd_opt_home_agent_info_lifetime;
+  };
 
 #endif /* netinet/icmpv6.h */
diff --git a/include/netinet/if_ether.h b/include/netinet/if_ether.h
index 7194490f5..aadb59bea 100644
--- a/include/netinet/if_ether.h
+++ b/include/netinet/if_ether.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1999 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef __NETINET_IF_ETHER_H
 
@@ -38,10 +38,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
diff --git a/include/netinet/if_fddi.h b/include/netinet/if_fddi.h
index d5d6dbdbe..1a0ec927d 100644
--- a/include/netinet/if_fddi.h
+++ b/include/netinet/if_fddi.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_IF_FDDI_H
 #define	_NETINET_IF_FDDI_H 1
diff --git a/include/netinet/if_tr.h b/include/netinet/if_tr.h
index 3c1be2102..1a7bc68c9 100644
--- a/include/netinet/if_tr.h
+++ b/include/netinet/if_tr.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_IF_TR_H
 #define	_NETINET_IF_TR_H 1
diff --git a/include/netinet/igmp.h b/include/netinet/igmp.h
index 7a6ed6e8c..a4683bd7f 100644
--- a/include/netinet/igmp.h
+++ b/include/netinet/igmp.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1999 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_IGMP_H
 #define	_NETINET_IGMP_H 1
@@ -47,10 +47,6 @@ __BEGIN_DECLS
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
diff --git a/include/netinet/in.h b/include/netinet/in.h
index b5a5c7275..26be9ea75 100644
--- a/include/netinet/in.h
+++ b/include/netinet/in.h
@@ -1,30 +1,27 @@
-/* Copyright (C) 1991,92,93,94,95,96,97,98,99 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1999, 2000, 2001 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef	_NETINET_IN_H
 #define	_NETINET_IN_H	1
 
 #include <features.h>
-#include <limits.h>
 #include <stdint.h>
-
-#include <sys/types.h>
-#include <bits/socket.h>
+#include <bits/types.h>
 
 
 __BEGIN_DECLS
@@ -33,34 +30,64 @@ __BEGIN_DECLS
 enum
   {
     IPPROTO_IP = 0,	   /* Dummy protocol for TCP.  */
+#define IPPROTO_IP		IPPROTO_IP
     IPPROTO_HOPOPTS = 0,   /* IPv6 Hop-by-Hop options.  */
+#define IPPROTO_HOPOPTS		IPPROTO_HOPOPTS
     IPPROTO_ICMP = 1,	   /* Internet Control Message Protocol.  */
+#define IPPROTO_ICMP		IPPROTO_ICMP
     IPPROTO_IGMP = 2,	   /* Internet Group Management Protocol. */
+#define IPPROTO_IGMP		IPPROTO_IGMP
     IPPROTO_IPIP = 4,	   /* IPIP tunnels (older KA9Q tunnels use 94).  */
+#define IPPROTO_IPIP		IPPROTO_IPIP
     IPPROTO_TCP = 6,	   /* Transmission Control Protocol.  */
+#define IPPROTO_TCP		IPPROTO_TCP
     IPPROTO_EGP = 8,	   /* Exterior Gateway Protocol.  */
+#define IPPROTO_EGP		IPPROTO_EGP
     IPPROTO_PUP = 12,	   /* PUP protocol.  */
+#define IPPROTO_PUP		IPPROTO_PUP
     IPPROTO_UDP = 17,	   /* User Datagram Protocol.  */
+#define IPPROTO_UDP		IPPROTO_UDP
     IPPROTO_IDP = 22,	   /* XNS IDP protocol.  */
+#define IPPROTO_IDP		IPPROTO_IDP
     IPPROTO_TP = 29,	   /* SO Transport Protocol Class 4.  */
+#define IPPROTO_TP		IPPROTO_TP
     IPPROTO_IPV6 = 41,     /* IPv6 header.  */
+#define IPPROTO_IPV6		IPPROTO_IPV6
     IPPROTO_ROUTING = 43,  /* IPv6 routing header.  */
+#define IPPROTO_ROUTING		IPPROTO_ROUTING
     IPPROTO_FRAGMENT = 44, /* IPv6 fragmentation header.  */
+#define IPPROTO_FRAGMENT	IPPROTO_FRAGMENT
     IPPROTO_RSVP = 46,	   /* Reservation Protocol.  */
+#define IPPROTO_RSVP		IPPROTO_RSVP
     IPPROTO_GRE = 47,	   /* General Routing Encapsulation.  */
+#define IPPROTO_GRE		IPPROTO_GRE
     IPPROTO_ESP = 50,      /* encapsulating security payload.  */
+#define IPPROTO_ESP		IPPROTO_ESP
     IPPROTO_AH = 51,       /* authentication header.  */
+#define IPPROTO_AH		IPPROTO_AH
     IPPROTO_ICMPV6 = 58,   /* ICMPv6.  */
+#define IPPROTO_ICMPV6		IPPROTO_ICMPV6
     IPPROTO_NONE = 59,     /* IPv6 no next header.  */
+#define IPPROTO_NONE		IPPROTO_NONE
     IPPROTO_DSTOPTS = 60,  /* IPv6 destination options.  */
+#define IPPROTO_DSTOPTS		IPPROTO_DSTOPTS
     IPPROTO_MTP = 92,	   /* Multicast Transport Protocol.  */
+#define IPPROTO_MTP		IPPROTO_MTP
     IPPROTO_ENCAP = 98,	   /* Encapsulation Header.  */
+#define IPPROTO_ENCAP		IPPROTO_ENCAP
     IPPROTO_PIM = 103,	   /* Protocol Independent Multicast.  */
+#define IPPROTO_PIM		IPPROTO_PIM
     IPPROTO_COMP = 108,	   /* Compression Header Protocol.  */
+#define IPPROTO_COMP		IPPROTO_COMP
     IPPROTO_RAW = 255,	   /* Raw IP packets.  */
+#define IPPROTO_RAW		IPPROTO_RAW
     IPPROTO_MAX
   };
 
+
+/* Type to represent a port.  */
+typedef uint16_t in_port_t;
+
 /* Standard well-known ports.  */
 enum
   {
@@ -105,9 +132,9 @@ enum
 /* Internet address.  */
 typedef uint32_t in_addr_t;
 struct in_addr
-{
+  {
     in_addr_t s_addr;
-};
+  };
 
 
 /* Definitions of the bits in an Internet address integer.
@@ -115,48 +142,48 @@ struct in_addr
    On subnets, host and network parts are found according to
    the subnet mask, not these masks.  */
 
-#define	IN_CLASSA(a)		((((uint32_t) (a)) & 0x80000000) == 0)
+#define	IN_CLASSA(a)		((((in_addr_t)(a)) & 0x80000000) == 0)
 #define	IN_CLASSA_NET		0xff000000
 #define	IN_CLASSA_NSHIFT	24
 #define	IN_CLASSA_HOST		(0xffffffff & ~IN_CLASSA_NET)
 #define	IN_CLASSA_MAX		128
 
-#define	IN_CLASSB(a)		((((uint32_t) (a)) & 0xc0000000) == 0x80000000)
+#define	IN_CLASSB(a)		((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
 #define	IN_CLASSB_NET		0xffff0000
 #define	IN_CLASSB_NSHIFT	16
 #define	IN_CLASSB_HOST		(0xffffffff & ~IN_CLASSB_NET)
 #define	IN_CLASSB_MAX		65536
 
-#define	IN_CLASSC(a)		((((uint32_t) (a)) & 0xe0000000) == 0xc0000000)
+#define	IN_CLASSC(a)		((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
 #define	IN_CLASSC_NET		0xffffff00
 #define	IN_CLASSC_NSHIFT	8
 #define	IN_CLASSC_HOST		(0xffffffff & ~IN_CLASSC_NET)
 
-#define	IN_CLASSD(a)		((((uint32_t) (a)) & 0xf0000000) == 0xe0000000)
+#define	IN_CLASSD(a)		((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
 #define	IN_MULTICAST(a)		IN_CLASSD(a)
 
-#define	IN_EXPERIMENTAL(a)	((((uint32_t) (a)) & 0xe0000000) == 0xe0000000)
-#define	IN_BADCLASS(a)		((((uint32_t) (a)) & 0xf0000000) == 0xf0000000)
+#define	IN_EXPERIMENTAL(a)	((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
+#define	IN_BADCLASS(a)		((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)
 
 /* Address to accept any incoming messages.  */
-#define	INADDR_ANY		((uint32_t) 0x00000000)
+#define	INADDR_ANY		((in_addr_t) 0x00000000)
 /* Address to send to all hosts.  */
-#define	INADDR_BROADCAST	((uint32_t) 0xffffffff)
+#define	INADDR_BROADCAST	((in_addr_t) 0xffffffff)
 /* Address indicating an error return.  */
-#define	INADDR_NONE		((uint32_t) 0xffffffff)
+#define	INADDR_NONE		((in_addr_t) 0xffffffff)
 
 /* Network number for local host loopback.  */
 #define	IN_LOOPBACKNET		127
 /* Address to loopback in software to local host.  */
 #ifndef INADDR_LOOPBACK
-# define INADDR_LOOPBACK	((uint32_t) 0x7f000001)	/* Inet 127.0.0.1.  */
+# define INADDR_LOOPBACK	((in_addr_t) 0x7f000001) /* Inet 127.0.0.1.  */
 #endif
 
 /* Defines for Multicast INADDR.  */
-#define INADDR_UNSPEC_GROUP	((uint32_t) 0xe0000000)      /* 224.0.0.0 */
-#define INADDR_ALLHOSTS_GROUP	((uint32_t) 0xe0000001)      /* 224.0.0.1 */
-#define INADDR_ALLRTRS_GROUP    ((uint32_t) 0xe0000002)      /* 224.0.0.2 */
-#define INADDR_MAX_LOCAL_GROUP  ((uint32_t) 0xe00000ff)      /* 224.0.0.255 */
+#define INADDR_UNSPEC_GROUP	((in_addr_t) 0xe0000000) /* 224.0.0.0 */
+#define INADDR_ALLHOSTS_GROUP	((in_addr_t) 0xe0000001) /* 224.0.0.1 */
+#define INADDR_ALLRTRS_GROUP    ((in_addr_t) 0xe0000002) /* 224.0.0.2 */
+#define INADDR_MAX_LOCAL_GROUP  ((in_addr_t) 0xe00000ff) /* 224.0.0.255 */
 
 
 /* IPv6 address */
@@ -164,17 +191,13 @@ struct in6_addr
   {
     union
       {
-	uint8_t		u6_addr8[16];
-	uint16_t	u6_addr16[8];
-	uint32_t	u6_addr32[4];
-#if ULONG_MAX > 0xffffffff
-	uint64_t	u6_addr64[2];
-#endif
+	uint8_t	u6_addr8[16];
+	uint16_t u6_addr16[8];
+	uint32_t u6_addr32[4];
       } in6_u;
 #define s6_addr			in6_u.u6_addr8
 #define s6_addr16		in6_u.u6_addr16
 #define s6_addr32		in6_u.u6_addr32
-#define s6_addr64		in6_u.u6_addr64
   };
 
 extern const struct in6_addr in6addr_any;        /* :: */
@@ -186,20 +209,20 @@ extern const struct in6_addr in6addr_loopback;   /* ::1 */
 #define INET6_ADDRSTRLEN 46
 
 /* Get the definition of the macro to define the common sockaddr members.  */
-#include <bits/sockaddr.h>
+#include <bits/socket.h>
 
 
 /* Structure describing an Internet socket address.  */
 struct sockaddr_in
   {
     __SOCKADDR_COMMON (sin_);
-    uint16_t sin_port;			/* Port number.  */
+    in_port_t sin_port;			/* Port number.  */
     struct in_addr sin_addr;		/* Internet address.  */
 
     /* Pad to size of `struct sockaddr'.  */
     unsigned char sin_zero[sizeof (struct sockaddr) -
 			   __SOCKADDR_COMMON_SIZE -
-			   sizeof (uint16_t) -
+			   sizeof (in_port_t) -
 			   sizeof (struct in_addr)];
   };
 
@@ -207,9 +230,10 @@ struct sockaddr_in
 struct sockaddr_in6
   {
     __SOCKADDR_COMMON (sin6_);
-    uint16_t sin6_port;		/* Transport layer port # */
+    in_port_t sin6_port;	/* Transport layer port # */
     uint32_t sin6_flowinfo;	/* IPv6 flow information */
     struct in6_addr sin6_addr;	/* IPv6 address */
+    uint32_t sin6_scope_id;	/* IPv6 scope-id */
   };
 
 /* IPv6 multicast request.  */
@@ -232,81 +256,106 @@ struct ipv6_mreq
    this was a short-sighted decision since on different systems the types
    may have different representations but the values are always the same.  */
 
-extern uint32_t ntohl __P ((uint32_t __netlong));
-extern uint16_t ntohs __P ((uint16_t __netshort));
-extern uint32_t htonl __P ((uint32_t __hostlong));
-extern uint16_t htons __P ((uint16_t __hostshort));
+extern uint32_t ntohl (uint32_t __netlong) __THROW __attribute__ ((__const__));
+extern uint16_t ntohs (uint16_t __netshort)
+     __THROW __attribute__ ((__const__));
+extern uint32_t htonl (uint32_t __hostlong)
+     __THROW __attribute__ ((__const__));
+extern uint16_t htons (uint16_t __hostshort)
+     __THROW __attribute__ ((__const__));
 
 #include <endian.h>
 
 /* Get machine dependent optimized versions of byte swapping functions.  */
 #include <bits/byteswap.h>
 
-#if __BYTE_ORDER == __BIG_ENDIAN
+#ifdef __OPTIMIZE__
+/* We can optimize calls to the conversion functions.  Either nothing has
+   to be done or we are using directly the byte-swapping functions which
+   often can be inlined.  */
+# if __BYTE_ORDER == __BIG_ENDIAN
 /* The host byte order is the same as network byte order,
    so these functions are all just identity.  */
 # define ntohl(x)	(x)
 # define ntohs(x)	(x)
 # define htonl(x)	(x)
 # define htons(x)	(x)
-#else
-# if __BYTE_ORDER == __LITTLE_ENDIAN
-#  define ntohl(x)	__bswap_32 (x)
-#  define ntohs(x)	__bswap_16 (x)
-#  define htonl(x)	__bswap_32 (x)
-#  define htons(x)	__bswap_16 (x)
+# else
+#  if __BYTE_ORDER == __LITTLE_ENDIAN
+#   define ntohl(x)	__bswap_32 (x)
+#   define ntohs(x)	__bswap_16 (x)
+#   define htonl(x)	__bswap_32 (x)
+#   define htons(x)	__bswap_16 (x)
+#  endif
 # endif
 #endif
 
 #define IN6_IS_ADDR_UNSPECIFIED(a) \
-	(((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
-	 ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == 0)
+	(((__const uint32_t *) (a))[0] == 0				      \
+	 && ((__const uint32_t *) (a))[1] == 0				      \
+	 && ((__const uint32_t *) (a))[2] == 0				      \
+	 && ((__const uint32_t *) (a))[3] == 0)
 
 #define IN6_IS_ADDR_LOOPBACK(a) \
-	(((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
-	 ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == htonl (1))
+	(((__const uint32_t *) (a))[0] == 0				      \
+	 && ((__const uint32_t *) (a))[1] == 0				      \
+	 && ((__const uint32_t *) (a))[2] == 0				      \
+	 && ((__const uint32_t *) (a))[3] == htonl (1))
 
-#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t *) (a))[0] == 0xff)
+#define IN6_IS_ADDR_MULTICAST(a) (((__const uint8_t *) (a))[0] == 0xff)
 
 #define IN6_IS_ADDR_LINKLOCAL(a) \
-	((((uint32_t *) (a))[0] & htonl (0xffc00000)) == htonl (0xfe800000))
+	((((__const uint32_t *) (a))[0] & htonl (0xffc00000))		      \
+	 == htonl (0xfe800000))
 
 #define IN6_IS_ADDR_SITELOCAL(a) \
-	((((uint32_t *) (a))[0] & htonl (0xffc00000)) == htonl (0xfec00000))
+	((((__const uint32_t *) (a))[0] & htonl (0xffc00000))		      \
+	 == htonl (0xfec00000))
 
 #define IN6_IS_ADDR_V4MAPPED(a) \
-	((((uint32_t *) (a))[0] == 0) && (((uint32_t *) (a))[1] == 0) && \
-	 (((uint32_t *) (a))[2] == htonl (0xffff)))
+	((((__const uint32_t *) (a))[0] == 0)				      \
+	 && (((__const uint32_t *) (a))[1] == 0)			      \
+	 && (((__const uint32_t *) (a))[2] == htonl (0xffff)))
 
 #define IN6_IS_ADDR_V4COMPAT(a) \
-	((((uint32_t *) (a))[0] == 0) && (((uint32_t *) (a))[1] == 0) && \
-	 (((uint32_t *) (a))[2] == 0) && (ntohl (((uint32_t *) (a))[3]) > 1))
+	((((__const uint32_t *) (a))[0] == 0)				      \
+	 && (((__const uint32_t *) (a))[1] == 0)			      \
+	 && (((__const uint32_t *) (a))[2] == 0)			      \
+	 && (ntohl (((__const uint32_t *) (a))[3]) > 1))
 
 #define IN6_ARE_ADDR_EQUAL(a,b) \
-	((((uint32_t *) (a))[0] == ((uint32_t *) (b))[0]) && \
-	 (((uint32_t *) (a))[1] == ((uint32_t *) (b))[2]) && \
-	 (((uint32_t *) (a))[2] == ((uint32_t *) (b))[1]) && \
-	 (((uint32_t *) (a))[3] == ((uint32_t *) (b))[3]))
+	((((__const uint32_t *) (a))[0] == ((__const uint32_t *) (b))[0])     \
+	 && (((__const uint32_t *) (a))[1] == ((__const uint32_t *) (b))[1])  \
+	 && (((__const uint32_t *) (a))[2] == ((__const uint32_t *) (b))[2])  \
+	 && (((__const uint32_t *) (a))[3] == ((__const uint32_t *) (b))[3]))
 
 /* Bind socket to a privileged IP port.  */
-extern int bindresvport __P ((int __sockfd, struct sockaddr_in *__sock_in));
+extern int bindresvport (int __sockfd, struct sockaddr_in *__sock_in) __THROW;
 
+/* The IPv6 version of this function.  */
+extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in)
+     __THROW;
 
 
 #define IN6_IS_ADDR_MC_NODELOCAL(a) \
-	(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x1))
+	(IN6_IS_ADDR_MULTICAST(a)					      \
+	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0x1))
 
 #define IN6_IS_ADDR_MC_LINKLOCAL(a) \
-	(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x2))
+	(IN6_IS_ADDR_MULTICAST(a)					      \
+	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0x2))
 
 #define IN6_IS_ADDR_MC_SITELOCAL(a) \
-	(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x5))
+	(IN6_IS_ADDR_MULTICAST(a)					      \
+	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0x5))
 
 #define IN6_IS_ADDR_MC_ORGLOCAL(a) \
-	(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x8))
+	(IN6_IS_ADDR_MULTICAST(a)					      \
+	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0x8))
 
 #define IN6_IS_ADDR_MC_GLOBAL(a) \
-	(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0xe))
+	(IN6_IS_ADDR_MULTICAST(a)					      \
+	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0xe))
 
 /* IPv6 packet information.  */
 struct in6_pktinfo
diff --git a/include/netinet/in_systm.h b/include/netinet/in_systm.h
index 902fe6ea0..51a08e176 100644
--- a/include/netinet/in_systm.h
+++ b/include/netinet/in_systm.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _NETINET_IN_SYSTM_H
 #define _NETINET_IN_SYSTM_H 1
diff --git a/include/netinet/ip.h b/include/netinet/ip.h
index 246a56a5d..fc9144052 100644
--- a/include/netinet/ip.h
+++ b/include/netinet/ip.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991, 92, 93, 95, 96, 97, 98 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,95,96,97,98,99,2000 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef __NETINET_IP_H
 #define __NETINET_IP_H 1
@@ -42,29 +42,6 @@ struct timestamp
     u_int32_t data[9];
   };
 
-struct ip_options
-  {
-    u_int32_t faddr;		/* Saved first hop address */
-    u_int8_t optlen;
-    u_int8_t srr;
-    u_int8_t rr;
-    u_int8_t ts;
-    unsigned int is_setbyuser:1;   /* Set by setsockopt?		  */
-    unsigned int is_data:1;	   /* Options in __data, rather than skb  */
-    unsigned int is_strictroute:1; /* Strict source route		  */
-    unsigned int srr_is_hit:1;	   /* Packet destination addr was our one */
-    unsigned int is_changed:1;	   /* IP checksum more not valid	  */