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openntpd-openbsd
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BIND 4.9.5 includes.

OPENBSD_2_1
downsj 27 years ago
parent
79be6df40f
commit
9b73b59fa7
4 changed files with 215 additions and 102 deletions
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  1. +10
    -1
      src/include/arpa/inet.h
  2. +101
    -54
      src/include/arpa/nameser.h
  3. +4
    -2
      src/include/netdb.h
  4. +100
    -45
      src/include/resolv.h

+ 10
- 1
src/include/arpa/inet.h View File

@ -1,3 +1,5 @@
/* $OpenBSD: inet.h,v 1.3 1997/03/13 19:11:53 downsj Exp $ */
/*
* ++Copyright++ 1983, 1993
* -
@ -55,7 +57,7 @@
/*
* @(#)inet.h 8.1 (Berkeley) 6/2/93
* $Id: inet.h,v 8.1 1994/12/15 06:24:07 vixie Exp
* $From: inet.h,v 8.6 1996/08/08 06:54:29 vixie Exp $
*/
#ifndef _INET_H_
@ -76,9 +78,16 @@ unsigned long inet_addr __P((const char *));
int inet_aton __P((const char *, struct in_addr *));
unsigned long inet_lnaof __P((struct in_addr));
struct in_addr inet_makeaddr __P((u_long , u_long));
char * inet_neta __P((u_long, char *, size_t));
unsigned long inet_netof __P((struct in_addr));
unsigned long inet_network __P((const char *));
char *inet_net_ntop __P((int, const void *, int, char *, size_t));
int inet_net_pton __P((int, const char *, void *, size_t));
char *inet_ntoa __P((struct in_addr));
int inet_pton __P((int, const char *, void *));
const char *inet_ntop __P((int, const void *, char *, size_t));
u_int inet_nsap_addr __P((const char *, u_char *, int));
char *inet_nsap_ntoa __P((int, const u_char *, char *));
__END_DECLS
#endif /* !_INET_H_ */

+ 101
- 54
src/include/arpa/nameser.h View File

@ -1,3 +1,5 @@
/* $OpenBSD: nameser.h,v 1.3 1997/03/13 19:11:54 downsj Exp $ */
/*
* ++Copyright++ 1983, 1989, 1993
* -
@ -50,16 +52,38 @@
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
* -
* Portions Copyright (c) 1995 by International Business Machines, Inc.
*
* International Business Machines, Inc. (hereinafter called IBM) grants
* permission under its copyrights to use, copy, modify, and distribute this
* Software with or without fee, provided that the above copyright notice and
* all paragraphs of this notice appear in all copies, and that the name of IBM
* not be used in connection with the marketing of any product incorporating
* the Software or modifications thereof, without specific, written prior
* permission.
*
* To the extent it has a right to do so, IBM grants an immunity from suit
* under its patents, if any, for the use, sale or manufacture of products to
* the extent that such products are used for performing Domain Name System
* dynamic updates in TCP/IP networks by means of the Software. No immunity is
* granted for any product per se or for any other function of any product.
*
* THE SOFTWARE IS PROVIDED "AS IS", AND IBM DISCLAIMS ALL WARRANTIES,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE. IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL,
* DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE, EVEN
* IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH DAMAGES.
* --Copyright--
*/
/*
* @(#)nameser.h 8.1 (Berkeley) 6/2/93
* $Id: nameser.h,v 8.3 1995/08/21 01:27:12 vixie Exp
* $From: nameser.h,v 8.11 1996/10/08 04:51:02 vixie Exp $
*/
#ifndef _NAMESER_H_
#define _NAMESER_H_
#define _NAMESER_H_
#include <sys/param.h>
#if (!defined(BSD)) || (BSD < 199306)
@ -70,10 +94,8 @@
#include <sys/cdefs.h>
#ifdef _AUX_SOURCE
#include <sys/types.h> /* ech for A/UX */
#define res_send ucb_res_send /* already def'd in libc */
#define _res_close _ucb_res_close /* removing res_send.o from the library */
#endif /* gives an undefined symbol... */
# include <sys/types.h>
#endif
/*
* revision information. this is the release date in YYYYMMDD format.
@ -83,21 +105,22 @@
* is new enough to contain a certain feature.
*/
#define __BIND 19950621 /* interface version stamp */
#define __BIND 19960801 /* interface version stamp */
/*
* Define constants based on rfc883
*/
#define PACKETSZ 512 /* maximum packet size */
#define MAXDNAME 256 /* maximum domain name */
#define MAXDNAME 1025 /* maximum presentation domain name */
#define MAXCDNAME 255 /* maximum compressed domain name */
#define MAXLABEL 63 /* maximum length of domain label */
#define HFIXEDSZ 12 /* #/bytes of fixed data in header */
#define HFIXEDSZ 12 /* #/bytes of fixed data in header */
#define QFIXEDSZ 4 /* #/bytes of fixed data in query */
#define RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
#define INT32SZ 4 /* for systems without 32-bit ints */
#define INT16SZ 2 /* for systems without 16-bit ints */
#define INADDRSZ 4 /* for sizeof(struct inaddr) != 4 */
#define INT32SZ 4 /* for systems without 32-bit ints */
#define INT16SZ 2 /* for systems without 16-bit ints */
#define INADDRSZ 4 /* IPv4 T_A */
#define IN6ADDRSZ 16 /* IPv6 T_AAAA */
/*
* Internet nameserver port number
@ -111,18 +134,7 @@
#define IQUERY 0x1 /* inverse query */
#define STATUS 0x2 /* nameserver status query */
/*#define xxx 0x3*/ /* 0x3 reserved */
#define NS_NOTIFY_OP 0x4 /* notify secondary of SOA change */
#ifdef ALLOW_UPDATES
/* non standard - supports ALLOW_UPDATES stuff from Mike Schwartz */
# define UPDATEA 0x9 /* add resource record */
# define UPDATED 0xa /* delete a specific resource record */
# define UPDATEDA 0xb /* delete all named resource record */
# define UPDATEM 0xc /* modify a specific resource record */
# define UPDATEMA 0xd /* modify all named resource record */
# define ZONEINIT 0xe /* initial zone transfer */
# define ZONEREF 0xf /* incremental zone referesh */
#endif
#define NS_NOTIFY_OP 0x4 /* notify secondary of SOA change */
/*
* Currently defined response codes
*/
@ -132,10 +144,6 @@
#define NXDOMAIN 3 /* non existent domain */
#define NOTIMP 4 /* not implemented */
#define REFUSED 5 /* query refused */
#ifdef ALLOW_UPDATES
/* non standard */
# define NOCHANGE 0xf /* update failed to change db */
#endif
/*
* Type values for resources and queries
@ -156,25 +164,32 @@
#define T_MINFO 14 /* mailbox information */
#define T_MX 15 /* mail routing information */
#define T_TXT 16 /* text strings */
#define T_RP 17 /* responsible person */
#define T_RP 17 /* responsible person */
#define T_AFSDB 18 /* AFS cell database */
#define T_X25 19 /* X_25 calling address */
#define T_ISDN 20 /* ISDN calling address */
#define T_RT 21 /* router */
#define T_NSAP 22 /* NSAP address */
#define T_NSAP_PTR 23 /* reverse NSAP lookup (deprecated) */
#define T_SIG 24 /* security signature */
#define T_KEY 25 /* security key */
#define T_PX 26 /* X.400 mail mapping */
#define T_GPOS 27 /* geographical position (withdrawn) */
#define T_AAAA 28 /* IP6 Address */
#define T_LOC 29 /* Location Information */
#define T_SIG 24 /* security signature */
#define T_KEY 25 /* security key */
#define T_PX 26 /* X.400 mail mapping */
#define T_GPOS 27 /* geographical position (withdrawn) */
#define T_AAAA 28 /* IP6 Address */
#define T_LOC 29 /* Location Information */
#define T_NXT 30 /* Next Valid Name in Zone */
#define T_EID 31 /* Endpoint identifier */
#define T_NIMLOC 32 /* Nimrod locator */
#define T_SRV 33 /* Server selection */
#define T_ATMA 34 /* ATM Address */
#define T_NAPTR 35 /* Naming Authority PoinTeR */
/* non standard */
#define T_UINFO 100 /* user (finger) information */
#define T_UID 101 /* user ID */
#define T_GID 102 /* group ID */
#define T_UNSPEC 103 /* Unspecified format (binary data) */
/* Query type values which do not appear in resource records */
#define T_IXFR 251 /* incremental zone transfer */
#define T_AXFR 252 /* transfer zone of authority */
#define T_MAILB 253 /* transfer mailbox records */
#define T_MAILA 254 /* transfer mail agent records */
@ -190,6 +205,48 @@
/* Query class values which do not appear in resource records */
#define C_ANY 255 /* wildcard match */
/*
* Flags field of the KEY RR rdata
*/
#define KEYFLAG_TYPEMASK 0xC000 /* Mask for "type" bits */
#define KEYFLAG_TYPE_AUTH_CONF 0x0000 /* Key usable for both */
#define KEYFLAG_TYPE_CONF_ONLY 0x8000 /* Key usable for confidentiality */
#define KEYFLAG_TYPE_AUTH_ONLY 0x4000 /* Key usable for authentication */
#define KEYFLAG_TYPE_NO_KEY 0xC000 /* No key usable for either; no key */
/* The type bits can also be interpreted independently, as single bits: */
#define KEYFLAG_NO_AUTH 0x8000 /* Key not usable for authentication */
#define KEYFLAG_NO_CONF 0x4000 /* Key not usable for confidentiality */
#define KEYFLAG_EXPERIMENTAL 0x2000 /* Security is *mandatory* if bit=0 */
#define KEYFLAG_RESERVED3 0x1000 /* reserved - must be zero */
#define KEYFLAG_RESERVED4 0x0800 /* reserved - must be zero */
#define KEYFLAG_USERACCOUNT 0x0400 /* key is assoc. with a user acct */
#define KEYFLAG_ENTITY 0x0200 /* key is assoc. with entity eg host */
#define KEYFLAG_ZONEKEY 0x0100 /* key is zone key for the zone named */
#define KEYFLAG_IPSEC 0x0080 /* key is for IPSEC use (host or user)*/
#define KEYFLAG_EMAIL 0x0040 /* key is for email (MIME security) */
#define KEYFLAG_RESERVED10 0x0020 /* reserved - must be zero */
#define KEYFLAG_RESERVED11 0x0010 /* reserved - must be zero */
#define KEYFLAG_SIGNATORYMASK 0x000F /* key can sign DNS RR's of same name */
#define KEYFLAG_RESERVED_BITMASK ( KEYFLAG_RESERVED3 | \
KEYFLAG_RESERVED4 | \
KEYFLAG_RESERVED10| KEYFLAG_RESERVED11)
/* The Algorithm field of the KEY and SIG RR's is an integer, {1..254} */
#define ALGORITHM_MD5RSA 1 /* MD5 with RSA */
#define ALGORITHM_EXPIRE_ONLY 253 /* No alg, no security */
#define ALGORITHM_PRIVATE_OID 254 /* Key begins with OID indicating alg */
/* Signatures */
/* Size of a mod or exp in bits */
#define MIN_MD5RSA_KEY_PART_BITS 512
#define MAX_MD5RSA_KEY_PART_BITS 2552
/* Total of binary mod and exp, bytes */
#define MAX_MD5RSA_KEY_BYTES ((MAX_MD5RSA_KEY_PART_BITS+7/8)*2+3)
/* Max length of text sig block */
#define MAX_KEY_BASE64 (((MAX_MD5RSA_KEY_BYTES+2)/3)*4)
/*
* Status return codes for T_UNSPEC conversion routines
*/
@ -206,9 +263,9 @@
#ifdef linux
# include <endian.h>
#else
#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */
#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */
#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/
#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */
#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */
#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/
#if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \
defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
@ -258,8 +315,9 @@ typedef struct {
unsigned rd: 1; /* recursion desired */
/* fields in fourth byte */
unsigned ra: 1; /* recursion available */
unsigned pr:1; /* primary server required (non standard) */
unsigned unused :2; /* unused bits (MBZ as of 4.9.3a3) */
unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */
unsigned ad: 1; /* authentic data from named */
unsigned cd: 1; /* checking disabled by resolver */
unsigned rcode :4; /* response code */
#endif
#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
@ -271,8 +329,9 @@ typedef struct {
unsigned qr :1; /* response flag */
/* fields in fourth byte */
unsigned rcode :4; /* response code */
unsigned unused :2; /* unused bits (MBZ as of 4.9.3a3) */
unsigned pr:1; /* primary server required (non standard) */
unsigned cd: 1; /* checking disabled by resolver */
unsigned ad: 1; /* authentic data from named */
unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */
unsigned ra :1; /* recursion available */
#endif
/* remaining bytes */
@ -287,18 +346,6 @@ typedef struct {
*/
#define INDIR_MASK 0xc0
/*
* Structure for passing resource records around.
*/
struct rrec {
int16_t r_zone; /* zone number */
int16_t r_class; /* class number */
int16_t r_type; /* type number */
u_int32_t r_ttl; /* time to live */
int r_size; /* size of data area */
char *r_data; /* pointer to data */
};
extern u_int16_t _getshort __P((const u_char *));
extern u_int32_t _getlong __P((const u_char *));


+ 4
- 2
src/include/netdb.h View File

@ -1,3 +1,5 @@
/* $OpenBSD: netdb.h,v 1.3 1997/03/13 19:11:49 downsj Exp $ */
/*
* ++Copyright++ 1980, 1983, 1988, 1993
* -
@ -55,7 +57,7 @@
/*
* @(#)netdb.h 8.1 (Berkeley) 6/2/93
* $Id: netdb.h,v 8.6 1995/12/03 08:31:12 vixie Exp
* $From: netdb.h,v 8.7 1996/05/09 05:59:09 vixie Exp $
*/
#ifndef _NETDB_H_
@ -135,7 +137,7 @@ struct hostent *gethostbyaddr __P((const char *, int, int));
struct hostent *gethostbyname __P((const char *));
struct hostent *gethostbyname2 __P((const char *, int));
struct hostent *gethostent __P((void));
struct netent *getnetbyaddr __P((long, int)); /* u_long? */
struct netent *getnetbyaddr __P((unsigned long, int));
struct netent *getnetbyname __P((const char *));
struct netent *getnetent __P((void));
struct protoent *getprotobyname __P((const char *));


+ 100
- 45
src/include/resolv.h View File

@ -1,3 +1,5 @@
/* $OpenBSD: resolv.h,v 1.3 1997/03/13 19:11:51 downsj Exp $ */
/*
* ++Copyright++ 1983, 1987, 1989, 1993
* -
@ -55,7 +57,7 @@
/*
* @(#)resolv.h 8.1 (Berkeley) 6/2/93
* $Id: resolv.h,v 8.5 1995/12/22 10:20:27 vixie Exp
* $From: resolv.h,v 8.17 1996/11/26 10:11:20 vixie Exp $
*/
#ifndef _RESOLV_H_
@ -71,14 +73,14 @@
#include <stdio.h>
/*
* revision information. this is the release date in YYYYMMDD format.
* it can change every day so the right thing to do with it is use it
* in preprocessor commands such as "#if (__RES > 19931104)". do not
* Revision information. This is the release date in YYYYMMDD format.
* It can change every day so the right thing to do with it is use it
* in preprocessor commands such as "#if (__RES > 19931104)". Do not
* compare for equality; rather, use it to determine whether your resolver
* is new enough to contain a certain feature.
*/
#define __RES 19951031
#define __RES 19960801
/*
* Resolver configuration file.
@ -97,7 +99,7 @@
#define MAXDFLSRCH 3 /* # default domain levels to try */
#define MAXDNSRCH 6 /* max # domains in search path */
#define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */
#define MAXDNSLUS 4 /* max # of host lookup types */
#define MAXDNSLUS 4 /* max # of host lookup types */
#define RES_TIMEOUT 5 /* min. seconds between retries */
#define MAXRESOLVSORT 10 /* number of net to sort on */
@ -111,9 +113,9 @@ struct __res_state {
struct sockaddr_in
nsaddr_list[MAXNS]; /* address of name server */
#define nsaddr nsaddr_list[0] /* for backward compatibility */
u_short id; /* current packet id */
u_short id; /* current message id */
char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */
char defdname[MAXDNAME]; /* default domain */
char defdname[256]; /* default domain (deprecated) */
u_long pfcode; /* RES_PRF_ flags - see below. */
unsigned ndots:4; /* threshold for initial abs. query */
unsigned nsort:4; /* number of elements in sort_list[] */
@ -122,7 +124,8 @@ struct __res_state {
struct in_addr addr;
u_int32_t mask;
} sort_list[MAXRESOLVSORT];
char lookups[MAXDNSLUS];
char lookups[MAXDNSLUS];
char pad[68]; /* on an i386 this means 512b total */
};
/*
@ -141,6 +144,7 @@ struct __res_state {
#define RES_INSECURE1 0x00000400 /* type 1 security disabled */
#define RES_INSECURE2 0x00000800 /* type 2 security disabled */
#define RES_NOALIASES 0x00001000 /* shuts off HOSTALIASES feature */
#define RES_USE_INET6 0x00002000 /* use/map IPv6 in gethostbyname() */
#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
@ -182,10 +186,30 @@ typedef res_sendhookact (*res_send_rhook)__P((const struct sockaddr_in *ns,
int anssiz,
int *resplen));
struct res_sym {
int number; /* Identifying number, like T_MX */
char * name; /* Its symbolic name, like "MX" */
char * humanname; /* Its fun name, like "mail exchanger" */
};
extern struct __res_state _res;
extern const struct res_sym __p_class_syms[];
extern const struct res_sym __p_type_syms[];
/* Private routines shared between libc/net, named, nslookup and others. */
#define res_hnok __res_hnok
#define res_ownok __res_ownok
#define res_mailok __res_mailok
#define res_dnok __res_dnok
#define sym_ston __sym_ston
#define sym_ntos __sym_ntos
#define sym_ntop __sym_ntop
#define b64_ntop __b64_ntop
#define b64_pton __b64_pton
#define loc_ntoa __loc_ntoa
#define loc_aton __loc_aton
#define dn_skipname __dn_skipname
#define fp_resstat __fp_resstat
#define fp_query __fp_query
#define fp_nquery __fp_nquery
#define hostalias __hostalias
@ -194,52 +218,83 @@ extern struct __res_state _res;
#define p_class __p_class
#define p_time __p_time
#define p_type __p_type
#define p_query __p_query
#define p_cdnname __p_cdnname
#define p_cdname __p_cdname
#define p_fqnname __p_fqnname
#define p_fqname __p_fqname
#define p_rr __p_rr
#define p_option __p_option
#define p_secstodate __p_secstodate
#define dn_count_labels __dn_count_labels
#define dn_comp __dn_comp
#define res_randomid __res_randomid
#define res_send __res_send
#define res_isourserver __res_isourserver
#define res_nameinquery __res_nameinquery
#define res_queriesmatch __res_queriesmatch
#define res_close __res_close
#ifdef BIND_RES_POSIX3
#define dn_expand __dn_expand
#define res_init __res_init
#define res_query __res_query
#define res_search __res_search
#define res_querydomain __res_querydomain
#define res_mkquery __res_mkquery
#endif
__BEGIN_DECLS
int __dn_skipname __P((const u_char *, const u_char *));
void __fp_resstat __P((struct __res_state *, FILE *));
void __fp_query __P((const u_char *, FILE *));
void __fp_nquery __P((const u_char *, int, FILE *));
char *__hostalias __P((const char *));
void __putlong __P((u_int32_t, u_char *));
void __putshort __P((u_int16_t, u_char *));
char *__p_time __P((u_int32_t));
void __p_query __P((const u_char *));
const u_char *__p_cdnname __P((const u_char *, const u_char *, int, FILE *));
const u_char *__p_cdname __P((const u_char *, const u_char *, FILE *));
const u_char *__p_fqname __P((const u_char *, const u_char *, FILE *));
const u_char *__p_rr __P((const u_char *, const u_char *, FILE *));
const char *__p_type __P((int));
const char *__p_class __P((int));
const char *__p_option __P((u_long option));
int dn_comp __P((const char *, u_char *, int, u_char **, u_char **));
int dn_expand __P((const u_char *, const u_char *, const u_char *,
char *, int));
int res_init __P((void));
u_int16_t res_randomid __P((void));
int res_query __P((const char *, int, int, u_char *, int));
int res_search __P((const char *, int, int, u_char *, int));
int res_querydomain __P((const char *, const char *, int, int,
u_char *, int));
int res_mkquery __P((int, const char *, int, int, const u_char *, int,
const u_char *, u_char *, int));
int res_send __P((const u_char *, int, u_char *, int));
int res_isourserver __P((const struct sockaddr_in *));
int res_nameinquery __P((const char *, int, int,
const u_char *, const u_char *));
int res_queriesmatch __P((const u_char *, const u_char *,
const u_char *, const u_char *));
/* XXX - these last two don't belong in the resolver */
u_int inet_nsap_addr __P((const char *, u_char *, int maxlen));
char *inet_nsap_ntoa __P((int, const u_char *, char *ascii));
int res_hnok __P((const char *));
int res_ownok __P((const char *));
int res_mailok __P((const char *));
int res_dnok __P((const char *));
int sym_ston __P((const struct res_sym *, char *, int *));
const char * sym_ntos __P((const struct res_sym *, int, int *));
const char * sym_ntop __P((const struct res_sym *, int, int *));
int b64_ntop __P((u_char const *, size_t, char *, size_t));
int b64_pton __P((char const *, u_char *, size_t));
int loc_aton __P((const char *, u_char *));
const char * loc_ntoa __P((const u_char *, char *));
int dn_skipname __P((const u_char *, const u_char *));
void fp_resstat __P((struct __res_state *, FILE *));
void fp_query __P((const u_char *, FILE *));
void fp_nquery __P((const u_char *, int, FILE *));
const char * hostalias __P((const char *));
void putlong __P((u_int32_t, u_char *));
void putshort __P((u_int16_t, u_char *));
const char * p_class __P((int));
const char * p_time __P((u_int32_t));
const char * p_type __P((int));
void p_query __P((const u_char *));
const u_char * p_cdnname __P((const u_char *, const u_char *, int, FILE *));
const u_char * p_cdname __P((const u_char *, const u_char *, FILE *));
const u_char * p_fqnname __P((const u_char *cp, const u_char *msg,
int, char *, int));
const u_char * p_fqname __P((const u_char *, const u_char *, FILE *));
const u_char * p_rr __P((const u_char *, const u_char *, FILE *));
const char * p_option __P((u_long option));
char * p_secstodate __P((u_long));
int dn_count_labels __P((char *));
int dn_comp __P((const char *, u_char *, int,
u_char **, u_char **));
int dn_expand __P((const u_char *, const u_char *, const u_char *,
char *, int));
int res_init __P((void));
u_int res_randomid __P((void));
int res_query __P((const char *, int, int, u_char *, int));
int res_search __P((const char *, int, int, u_char *, int));
int res_querydomain __P((const char *, const char *, int, int,
u_char *, int));
int res_mkquery __P((int, const char *, int, int, const u_char *, int,
const u_char *, u_char *, int));
int res_send __P((const u_char *, int, u_char *, int));
int res_isourserver __P((const struct sockaddr_in *));
int res_nameinquery __P((const char *, int, int,
const u_char *, const u_char *));
int res_queriesmatch __P((const u_char *, const u_char *,
const u_char *, const u_char *));
void res_close __P((void));
__END_DECLS
#endif /* !_RESOLV_H_ */

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