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Diff for /src/sys/sys/socket.h between version 1.43.6.2 and 1.67.2.8

version 1.43.6.2, 1999/07/06 11:03:07 version 1.67.2.8, 2005/11/10 14:12:13
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 /*  /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.   * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.   * All rights reserved.
  *   *
  * Redistribution and use in source and binary forms, with or without   * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions   * modification, are permitted provided that the following conditions
  * are met:   * are met:
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  * 3. Neither the name of the project nor the names of its contributors   * 3. Neither the name of the project nor the names of its contributors
  *    may be used to endorse or promote products derived from this software   *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.   *    without specific prior written permission.
  *   *
  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND   * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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  * 2. Redistributions in binary form must reproduce the above copyright   * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the   *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.   *    documentation and/or other materials provided with the distribution.
  * 3. All advertising materials mentioning features or use of this software   * 3. Neither the name of the University nor the names of its contributors
  *    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   *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.   *    without specific prior written permission.
  *   *
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Line 63 
 #ifndef _SYS_SOCKET_H_  #ifndef _SYS_SOCKET_H_
 #define _SYS_SOCKET_H_  #define _SYS_SOCKET_H_
   
   #include <sys/featuretest.h>
   
 /*  /*
  * Definitions related to sockets: types, address families, options.   * Definitions related to sockets: types, address families, options.
  */   */
Line 74 
Line 72 
 /*  /*
  * Data types.   * Data types.
  */   */
 typedef unsigned int    socklen_t;  #include <sys/ansi.h>
   
   #ifndef sa_family_t
   typedef __sa_family_t   sa_family_t;
   #define sa_family_t     __sa_family_t
   #endif
   
   #ifndef socklen_t
   typedef __socklen_t     socklen_t;
   #define socklen_t       __socklen_t
   #endif
   
   #include <machine/ansi.h>
   
   #ifdef  _BSD_SIZE_T_
   typedef _BSD_SIZE_T_    size_t;
   #undef  _BSD_SIZE_T_
   #endif
   
   #ifdef  _BSD_SSIZE_T_
   typedef _BSD_SSIZE_T_   ssize_t;
   #undef  _BSD_SSIZE_T_
   #endif
   
   #include <sys/uio.h>
   
 /*  /*
  * Socket types.   * Socket types.
Line 111  typedef unsigned int socklen_t;
Line 133  typedef unsigned int socklen_t;
 #define SO_RCVTIMEO     0x1006          /* receive timeout */  #define SO_RCVTIMEO     0x1006          /* receive timeout */
 #define SO_ERROR        0x1007          /* get error status and clear */  #define SO_ERROR        0x1007          /* get error status and clear */
 #define SO_TYPE         0x1008          /* get socket type */  #define SO_TYPE         0x1008          /* get socket type */
   #define SO_OVERFLOWED   0x1009          /* datagrams: return packets dropped */
   
 /*  /*
  * Structure used for manipulating linger option.   * Structure used for manipulating linger option.
Line 149  struct linger {
Line 172  struct linger {
 #define AF_APPLETALK    16              /* Apple Talk */  #define AF_APPLETALK    16              /* Apple Talk */
 #define AF_ROUTE        17              /* Internal Routing Protocol */  #define AF_ROUTE        17              /* Internal Routing Protocol */
 #define AF_LINK         18              /* Link layer interface */  #define AF_LINK         18              /* Link layer interface */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define pseudo_AF_XTP   19              /* eXpress Transfer Protocol (no AF) */  #define pseudo_AF_XTP   19              /* eXpress Transfer Protocol (no AF) */
 #endif  #endif
 #define AF_COIP         20              /* connection-oriented IP, aka ST II */  #define AF_COIP         20              /* connection-oriented IP, aka ST II */
 #define AF_CNT          21              /* Computer Network Technology */  #define AF_CNT          21              /* Computer Network Technology */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define pseudo_AF_RTIP  22              /* Help Identify RTIP packets */  #define pseudo_AF_RTIP  22              /* Help Identify RTIP packets */
 #endif  #endif
 #define AF_IPX          23              /* Novell Internet Protocol */  #define AF_IPX          23              /* Novell Internet Protocol */
 #define AF_INET6        24              /* IP version 6 */  #define AF_INET6        24              /* IP version 6 */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define pseudo_AF_PIP   25              /* Help Identify PIP packets */  #define pseudo_AF_PIP   25              /* Help Identify PIP packets */
 #endif  #endif
 #define AF_ISDN         26              /* Integrated Services Digital Network*/  #define AF_ISDN         26              /* Integrated Services Digital Network*/
 #define AF_E164         AF_ISDN         /* CCITT E.164 recommendation */  #define AF_E164         AF_ISDN         /* CCITT E.164 recommendation */
 #define AF_NATM         27              /* native ATM access */  #define AF_NATM         27              /* native ATM access */
 #define AF_ARP          28              /* (rev.) addr. res. prot. (RFC 826) */  #define AF_ARP          28              /* (rev.) addr. res. prot. (RFC 826) */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define pseudo_AF_KEY   29              /* Internal key management protocol  */  #define pseudo_AF_KEY   29              /* Internal key management protocol  */
 #define pseudo_AF_HDRCMPLT 30           /* Used by BPF to not rewrite hdrs  #define pseudo_AF_HDRCMPLT 30           /* Used by BPF to not rewrite hdrs
                                            in interface output routine */                                             in interface output routine */
Line 179  struct linger {
Line 202  struct linger {
  * addresses.   * addresses.
  */   */
 struct sockaddr {  struct sockaddr {
         u_char  sa_len;                 /* total length */          __uint8_t       sa_len;         /* total length */
         u_char  sa_family;              /* address family */          sa_family_t     sa_family;      /* address family */
         char    sa_data[14];            /* actually longer; address value */          char            sa_data[14];    /* actually longer; address value */
 };  };
   
 #if defined(_KERNEL)  #if defined(_KERNEL)
Line 200  struct sockproto {
Line 223  struct sockproto {
  * RFC 2553: protocol-independent placeholder for socket addresses   * RFC 2553: protocol-independent placeholder for socket addresses
  */   */
 #define _SS_MAXSIZE     128  #define _SS_MAXSIZE     128
 #define _SS_ALIGNSIZE   (sizeof(int64_t))  #define _SS_ALIGNSIZE   (sizeof(__int64_t))
 #define _SS_PAD1SIZE    (_SS_ALIGNSIZE - sizeof(u_char) * 2)  #define _SS_PAD1SIZE    (_SS_ALIGNSIZE - 2)
 #define _SS_PAD2SIZE    (_SS_MAXSIZE - sizeof(u_char) * 2 - \  #define _SS_PAD2SIZE    (_SS_MAXSIZE - 2 - \
                                 _SS_PAD1SIZE - _SS_ALIGNSIZE)                                  _SS_PAD1SIZE - _SS_ALIGNSIZE)
   
   #if (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
 struct sockaddr_storage {  struct sockaddr_storage {
         u_char  __ss_len;       /* address length */          __uint8_t       ss_len;         /* address length */
         u_char  __ss_family;    /* address family */          sa_family_t     ss_family;      /* address family */
         char    __ss_pad1[_SS_PAD1SIZE];          char            __ss_pad1[_SS_PAD1SIZE];
         int64_t __ss_align;     /* force desired structure storage alignment */          __int64_t     __ss_align;/* force desired structure storage alignment */
         char    __ss_pad2[_SS_PAD2SIZE];          char            __ss_pad2[_SS_PAD2SIZE];
 };  };
 #endif  #endif /* _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
   #endif /* 1 */
   
 /*  /*
  * Protocol families, same as address families for now.   * Protocol families, same as address families for now.
Line 221  struct sockaddr_storage {
Line 246  struct sockaddr_storage {
 #define PF_LOCAL        AF_LOCAL  #define PF_LOCAL        AF_LOCAL
 #define PF_UNIX         PF_LOCAL        /* backward compatibility */  #define PF_UNIX         PF_LOCAL        /* backward compatibility */
 #define PF_INET         AF_INET  #define PF_INET         AF_INET
 #define PF_INET6        AF_INET6  
 #define PF_IMPLINK      AF_IMPLINK  #define PF_IMPLINK      AF_IMPLINK
 #define PF_PUP          AF_PUP  #define PF_PUP          AF_PUP
 #define PF_CHAOS        AF_CHAOS  #define PF_CHAOS        AF_CHAOS
Line 239  struct sockaddr_storage {
Line 263  struct sockaddr_storage {
 #define PF_APPLETALK    AF_APPLETALK  #define PF_APPLETALK    AF_APPLETALK
 #define PF_ROUTE        AF_ROUTE  #define PF_ROUTE        AF_ROUTE
 #define PF_LINK         AF_LINK  #define PF_LINK         AF_LINK
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define PF_XTP          pseudo_AF_XTP   /* really just proto family, no AF */  #define PF_XTP          pseudo_AF_XTP   /* really just proto family, no AF */
 #endif  #endif
 #define PF_COIP         AF_COIP  #define PF_COIP         AF_COIP
 #define PF_CNT          AF_CNT  #define PF_CNT          AF_CNT
 #define PF_INET6        AF_INET6  #define PF_INET6        AF_INET6
 #define PF_IPX          AF_IPX          /* same format as AF_NS */  #define PF_IPX          AF_IPX          /* same format as AF_NS */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define PF_RTIP         pseudo_AF_FTIP  /* same format as AF_INET */  #define PF_RTIP         pseudo_AF_RTIP  /* same format as AF_INET */
 #define PF_PIP          pseudo_AF_PIP  #define PF_PIP          pseudo_AF_PIP
 #endif  #endif
 #define PF_ISDN         AF_ISDN         /* same as E164 */  #define PF_ISDN         AF_ISDN         /* same as E164 */
 #define PF_E164         AF_E164  #define PF_E164         AF_E164
 #define PF_NATM         AF_NATM  #define PF_NATM         AF_NATM
 #define PF_ARP          AF_ARP  #define PF_ARP          AF_ARP
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define PF_KEY          pseudo_AF_KEY   /* like PF_ROUTE, only for key mgmt */  #define PF_KEY          pseudo_AF_KEY   /* like PF_ROUTE, only for key mgmt */
 #endif  #endif
   
 #define PF_MAX          AF_MAX  #define PF_MAX          AF_MAX
   
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
   
   #ifndef gid_t
   typedef __gid_t         gid_t;          /* group id */
   #define gid_t           __gid_t
   #endif
   
   #ifndef uid_t
   typedef __uid_t         uid_t;          /* user id */
   #define uid_t           __uid_t
   #endif
   
 /*  /*
  * Socket credentials.   * Socket credentials.
  */   */
Line 278  struct sockcred {
Line 313  struct sockcred {
  */   */
 #define SOCKCREDSIZE(ngrps) \  #define SOCKCREDSIZE(ngrps) \
         (sizeof(struct sockcred) + (sizeof(gid_t) * ((ngrps) - 1)))          (sizeof(struct sockcred) + (sizeof(gid_t) * ((ngrps) - 1)))
 #endif /* !_XOPEN_SOURCE */  #endif /* _NETBSD_SOURCE */
   
   
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 /*  /*
  * Definitions for network related sysctl, CTL_NET.   * Definitions for network related sysctl, CTL_NET.
  *   *
Line 324  struct sockcred {
Line 359  struct sockcred {
         { "arp", CTLTYPE_NODE }, \          { "arp", CTLTYPE_NODE }, \
         { "key", CTLTYPE_NODE }, \          { "key", CTLTYPE_NODE }, \
 }  }
 #endif /* !_XOPEN_SOURCE */  
   
 #if !defined(_XOPEN_SOURCE)  struct kinfo_pcb {
           __uint64_t      ki_pcbaddr;     /* PTR: pcb addr */
           __uint64_t      ki_ppcbaddr;    /* PTR: ppcb addr */
           __uint64_t      ki_sockaddr;    /* PTR: socket addr */
   
           __uint32_t      ki_family;      /* INT: protocol family */
           __uint32_t      ki_type;        /* INT: socket type */
           __uint32_t      ki_protocol;    /* INT: protocol */
           __uint32_t      ki_pflags;      /* INT: generic protocol flags */
   
           __uint32_t      ki_sostate;     /* INT: socket state */
           __uint32_t      ki_prstate;     /* INT: protocol state */
           __int32_t       ki_tstate;      /* INT: tcp state */
           __uint32_t      ki_tflags;      /* INT: tcp flags */
   
           __uint64_t      ki_rcvq;        /* U_LONG: receive queue len */
           __uint64_t      ki_sndq;        /* U_LONG: send queue len */
   
           union {
                   struct sockaddr _kis_src; /* STRUCT: local address */
                   char _kis_pad[256 + 8];         /* pad to max addr length */
           } ki_s;
           union {
                   struct sockaddr _kid_dst; /* STRUCT: remote address */
                   char _kid_pad[256 + 8];         /* pad to max addr length */
           } ki_d;
   
           __uint64_t      ki_inode;       /* INO_T: fake inode number */
           __uint64_t      ki_vnode;       /* PTR: if associated with file */
           __uint64_t      ki_conn;        /* PTR: control block of peer */
           __uint64_t      ki_refs;        /* PTR: referencing socket */
           __uint64_t      ki_nextref;     /* PTR: link in refs list */
   };
   
   #define ki_src ki_s._kis_src
   #define ki_dst ki_d._kid_dst
   
   #define PCB_SLOP                20
   #define PCB_ALL                 0
   
   #endif /* _NETBSD_SOURCE */
   
   #if defined(_NETBSD_SOURCE)
 /*  /*
  * PF_ROUTE - Routing table   * PF_ROUTE - Routing table
  *   *
Line 337  struct sockcred {
Line 413  struct sockcred {
  */   */
 #define NET_RT_DUMP     1               /* dump; may limit to a.f. */  #define NET_RT_DUMP     1               /* dump; may limit to a.f. */
 #define NET_RT_FLAGS    2               /* by flags, e.g. RESOLVING */  #define NET_RT_FLAGS    2               /* by flags, e.g. RESOLVING */
 #define NET_RT_IFLIST   3               /* survey interface list */  #define NET_RT_OIFLIST  3               /* old NET_RT_IFLIST (pre 1.5) */
 #define NET_RT_MAXID    4  #define NET_RT_IFLIST   4               /* survey interface list */
   #define NET_RT_MAXID    5
   
 #define CTL_NET_RT_NAMES { \  #define CTL_NET_RT_NAMES { \
         { 0, 0 }, \          { 0, 0 }, \
         { "dump", CTLTYPE_STRUCT }, \          { "dump", CTLTYPE_STRUCT }, \
         { "flags", CTLTYPE_STRUCT }, \          { "flags", CTLTYPE_STRUCT }, \
           { 0, 0 }, \
         { "iflist", CTLTYPE_STRUCT }, \          { "iflist", CTLTYPE_STRUCT }, \
 }  }
 #endif /* !_XOPEN_SOURCE */  #endif /* _NETBSD_SOURCE */
   
 /*  /*
  * Maximum queue length specifiable by listen(2).   * Maximum queue length specifiable by listen(2).
  */   */
   #ifndef SOMAXCONN
 #define SOMAXCONN       128  #define SOMAXCONN       128
   #endif
   
 /*  /*
  * Message header for recvmsg and sendmsg calls.   * Message header for recvmsg and sendmsg calls.
Line 393  struct cmsghdr {
Line 472  struct cmsghdr {
 };  };
   
 /* given pointer to struct cmsghdr, return pointer to data */  /* given pointer to struct cmsghdr, return pointer to data */
 #define CMSG_DATA(cmsg)         ((u_char *)((cmsg) + 1))  #define CMSG_DATA(cmsg) \
           ((u_char *)(void *)(cmsg) + __CMSG_ALIGN(sizeof(struct cmsghdr)))
   
 /*  /*
  * Alignment requirement for CMSG struct manipulation.   * Alignment requirement for CMSG struct manipulation.
  * This is different from ALIGN() defined in ARCH/include/param.h.   * This basically behaves the same as ALIGN() ARCH/include/param.h.
  * XXX think again carefully about architecture dependencies.   * We declare it separately for two reasons:
  */   * (1) avoid dependency between machine/param.h, and (2) to sync with kernel's
 #define CMSG_ALIGN(n)           (((n) + 3) & ~3)   * idea of ALIGNBYTES at runtime.
    * without (2), we can't guarantee binary compatibility in case of future
    * changes in ALIGNBYTES.
    */
   #define __CMSG_ALIGN(n) (((n) + __cmsg_alignbytes()) & ~__cmsg_alignbytes())
   #ifdef _KERNEL
   #define CMSG_ALIGN(n)   __CMSG_ALIGN(n)
   #endif
   
 /* given pointer to struct cmsghdr, return pointer to next cmsghdr */  /* given pointer to struct cmsghdr, return pointer to next cmsghdr */
 #define CMSG_NXTHDR(mhdr, cmsg) \  #define CMSG_NXTHDR(mhdr, cmsg) \
         (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \          (((__caddr_t)(cmsg) + __CMSG_ALIGN((cmsg)->cmsg_len) + \
             (caddr_t) ((mhdr)->msg_control + (mhdr)->msg_controllen)) ? \                              __CMSG_ALIGN(sizeof(struct cmsghdr)) > \
               (((__caddr_t)(mhdr)->msg_control) + (mhdr)->msg_controllen)) ? \
             (struct cmsghdr *)NULL : \              (struct cmsghdr *)NULL : \
             (struct cmsghdr *)((caddr_t)(cmsg) + CMSG_ALIGN((cmsg)->cmsg_len)))              (struct cmsghdr *)((__caddr_t)(cmsg) + \
                   __CMSG_ALIGN((cmsg)->cmsg_len)))
   
 #define CMSG_FIRSTHDR(mhdr)     ((struct cmsghdr *)(mhdr)->msg_control)  /*
    * RFC 2292 requires to check msg_controllen, in case that the kernel returns
    * an empty list for some reasons.
    */
   #define CMSG_FIRSTHDR(mhdr) \
           ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \
            (struct cmsghdr *)(mhdr)->msg_control : \
            (struct cmsghdr *)NULL)
   
 #define CMSG_SPACE(l)   (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(l))  #define CMSG_SPACE(l)   (__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(l))
 #define CMSG_LEN(l)     (CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))  #define CMSG_LEN(l)     (__CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))
   
 /* "Socket"-level control message types: */  /* "Socket"-level control message types: */
 #define SCM_RIGHTS      0x01            /* access rights (array of int) */  #define SCM_RIGHTS      0x01            /* access rights (array of int) */
 #if !defined(_XOPEN_SOURCE)  #if defined(_NETBSD_SOURCE)
 #define SCM_TIMESTAMP   0x02            /* timestamp (struct timeval) */  #define SCM_TIMESTAMP   0x02            /* timestamp (struct timeval) */
 #define SCM_CREDS       0x04            /* credentials (struct sockcred) */  #define SCM_CREDS       0x04            /* credentials (struct sockcred) */
 #endif  #endif
Line 428  struct cmsghdr {
Line 524  struct cmsghdr {
 #define SHUT_WR         1               /* Disallow further sends. */  #define SHUT_WR         1               /* Disallow further sends. */
 #define SHUT_RDWR       2               /* Disallow further sends/receives. */  #define SHUT_RDWR       2               /* Disallow further sends/receives. */
   
 #if !defined(_XOPEN_SOURCE)  
 /*  
  * 4.3 compat sockaddr, move to compat file later  
  */  
 struct osockaddr {  
         u_short sa_family;              /* address family */  
         char    sa_data[14];            /* up to 14 bytes of direct address */  
 };  
   
 /*  
  * 4.3-compat message header (move to compat file later).  
  */  
 struct omsghdr {  
         caddr_t msg_name;               /* optional address */  
         int     msg_namelen;            /* size of address */  
         struct  iovec *msg_iov;         /* scatter/gather array */  
         int     msg_iovlen;             /* # elements in msg_iov */  
         caddr_t msg_accrights;          /* access rights sent/received */  
         int     msg_accrightslen;  
 };  
 #endif  
   
 #ifndef _KERNEL  
   
 #include <sys/cdefs.h>  #include <sys/cdefs.h>
   
 __BEGIN_DECLS  __BEGIN_DECLS
 int     accept __P((int, struct sockaddr *, socklen_t *));  int     __cmsg_alignbytes(void);
 int     bind __P((int, const struct sockaddr *, socklen_t));  
 int     connect __P((int, const struct sockaddr *, socklen_t));  
 int     getpeername __P((int, struct sockaddr *, socklen_t *));  
 int     getsockname __P((int, struct sockaddr *, socklen_t *));  
 int     getsockopt __P((int, int, int, void *, socklen_t *));  
 int     listen __P((int, int));  
 ssize_t recv __P((int, void *, size_t, int));  
 ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *,  
             socklen_t *));  
 ssize_t recvmsg __P((int, struct msghdr *, int));  
 ssize_t send __P((int, const void *, size_t, int));  
 ssize_t sendto __P((int, const void *,  
             size_t, int, const struct sockaddr *, socklen_t));  
 ssize_t sendmsg __P((int, const struct msghdr *, int));  
 int     setsockopt __P((int, int, int, const void *, socklen_t));  
 int     shutdown __P((int, int));  
 int     socket __P((int, int, int));  
 int     socketpair __P((int, int, int, int *));  
 __END_DECLS  __END_DECLS
 #else  
 #ifdef COMPAT_OLDSOCK  
 #define MSG_COMPAT      0x8000  
 #endif  
   
 #include <sys/cdefs.h>  #ifndef _KERNEL
   
 __BEGIN_DECLS  __BEGIN_DECLS
 void    pfctlinput __P((int, struct sockaddr *));  int     accept(int, struct sockaddr * __restrict, socklen_t * __restrict);
   int     bind(int, const struct sockaddr *, socklen_t);
   int     connect(int, const struct sockaddr *, socklen_t);
   int     getpeername(int, struct sockaddr * __restrict, socklen_t * __restrict);
   int     getsockname(int, struct sockaddr * __restrict, socklen_t * __restrict);
   int     getsockopt(int, int, int, void * __restrict, socklen_t * __restrict);
   int     listen(int, int);
   ssize_t recv(int, void *, size_t, int);
   ssize_t recvfrom(int, void * __restrict, size_t, int,
               struct sockaddr * __restrict, socklen_t * __restrict);
   ssize_t recvmsg(int, struct msghdr *, int);
   ssize_t send(int, const void *, size_t, int);
   ssize_t sendto(int, const void *,
               size_t, int, const struct sockaddr *, socklen_t);
   ssize_t sendmsg(int, const struct msghdr *, int);
   int     setsockopt(int, int, int, const void *, socklen_t);
   int     shutdown(int, int);
   int     sockatmark(int);
   int     socket(int, int, int);
   int     socketpair(int, int, int, int *);
 __END_DECLS  __END_DECLS
 #endif /* !_KERNEL */  #endif /* !_KERNEL */
   

Legend:
Removed from v.1.43.6.2  
changed lines
  Added in v.1.67.2.8

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