xref: /freebsd/include/resolv.h (revision 0160f9c06507054e4c88985352b44693dbff4c71)
159deaec5SRodney W. Grimes /*-
259deaec5SRodney W. Grimes  * Copyright (c) 1983, 1987, 1989, 1993
359deaec5SRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
459deaec5SRodney W. Grimes  *
559deaec5SRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
659deaec5SRodney W. Grimes  * modification, are permitted provided that the following conditions
759deaec5SRodney W. Grimes  * are met:
859deaec5SRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
959deaec5SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
1059deaec5SRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
1159deaec5SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
1259deaec5SRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
1359deaec5SRodney W. Grimes  * 3. All advertising materials mentioning features or use of this software
1459deaec5SRodney W. Grimes  *    must display the following acknowledgement:
1559deaec5SRodney W. Grimes  *	This product includes software developed by the University of
1659deaec5SRodney W. Grimes  *	California, Berkeley and its contributors.
1759deaec5SRodney W. Grimes  * 4. Neither the name of the University nor the names of its contributors
1859deaec5SRodney W. Grimes  *    may be used to endorse or promote products derived from this software
1959deaec5SRodney W. Grimes  *    without specific prior written permission.
2059deaec5SRodney W. Grimes  *
2159deaec5SRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2259deaec5SRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2359deaec5SRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2459deaec5SRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2559deaec5SRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2659deaec5SRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2759deaec5SRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2859deaec5SRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2959deaec5SRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
3059deaec5SRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
3159deaec5SRodney W. Grimes  * SUCH DAMAGE.
320160f9c0SPeter Wemm  */
330160f9c0SPeter Wemm 
340160f9c0SPeter Wemm /*
350160f9c0SPeter Wemm  * Portions Copyright (c) 1996 by Internet Software Consortium.
3659deaec5SRodney W. Grimes  *
3759deaec5SRodney W. Grimes  * Permission to use, copy, modify, and distribute this software for any
3859deaec5SRodney W. Grimes  * purpose with or without fee is hereby granted, provided that the above
390160f9c0SPeter Wemm  * copyright notice and this permission notice appear in all copies.
4059deaec5SRodney W. Grimes  *
410160f9c0SPeter Wemm  * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
420160f9c0SPeter Wemm  * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
430160f9c0SPeter Wemm  * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
440160f9c0SPeter Wemm  * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
4559deaec5SRodney W. Grimes  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
4659deaec5SRodney W. Grimes  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
4759deaec5SRodney W. Grimes  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
4859deaec5SRodney W. Grimes  * SOFTWARE.
490160f9c0SPeter Wemm  */
500160f9c0SPeter Wemm 
510160f9c0SPeter Wemm /*
521363f04cSPaul Traina  *	@(#)resolv.h	8.1 (Berkeley) 6/2/93
530160f9c0SPeter Wemm  *	From Id: resolv.h,v 8.12 1998/04/28 19:36:46 halley Exp $
540160f9c0SPeter Wemm  *	$Id: resolv.h,v 1.14 1997/09/01 01:19:10 brian Exp $
5559deaec5SRodney W. Grimes  */
5659deaec5SRodney W. Grimes 
5759deaec5SRodney W. Grimes #ifndef _RESOLV_H_
5859deaec5SRodney W. Grimes #define	_RESOLV_H_
5959deaec5SRodney W. Grimes 
601363f04cSPaul Traina #include <sys/param.h>
6159deaec5SRodney W. Grimes #include <sys/types.h>
621363f04cSPaul Traina #include <sys/cdefs.h>
631363f04cSPaul Traina #include <stdio.h>
641363f04cSPaul Traina 
651363f04cSPaul Traina /*
66315d6d9cSPeter Wemm  * Revision information.  This is the release date in YYYYMMDD format.
67315d6d9cSPeter Wemm  * It can change every day so the right thing to do with it is use it
68315d6d9cSPeter Wemm  * in preprocessor commands such as "#if (__RES > 19931104)".  Do not
691363f04cSPaul Traina  * compare for equality; rather, use it to determine whether your resolver
701363f04cSPaul Traina  * is new enough to contain a certain feature.
711363f04cSPaul Traina  */
721363f04cSPaul Traina 
73315d6d9cSPeter Wemm #define	__RES	19960801
741363f04cSPaul Traina 
7559deaec5SRodney W. Grimes /*
760160f9c0SPeter Wemm  * This used to be defined in res_query.c, now it's in herror.c.  It was
770160f9c0SPeter Wemm  * never extern'd by any *.h file before it was placed here.  herror.c is
780160f9c0SPeter Wemm  * part of libresolv.a even though it might make more sense in libnetdb.a
790160f9c0SPeter Wemm  * or even libnet.a.
800160f9c0SPeter Wemm  */
810160f9c0SPeter Wemm 
820160f9c0SPeter Wemm extern int h_errno;
830160f9c0SPeter Wemm 
840160f9c0SPeter Wemm /*
8559deaec5SRodney W. Grimes  * Resolver configuration file.
8659deaec5SRodney W. Grimes  * Normally not present, but may contain the address of the
8759deaec5SRodney W. Grimes  * inital name server(s) to query and the domain search list.
8859deaec5SRodney W. Grimes  */
8959deaec5SRodney W. Grimes 
9059deaec5SRodney W. Grimes #ifndef _PATH_RESCONF
9159deaec5SRodney W. Grimes #define	_PATH_RESCONF        "/etc/resolv.conf"
9259deaec5SRodney W. Grimes #endif
9359deaec5SRodney W. Grimes 
9459deaec5SRodney W. Grimes /*
9559deaec5SRodney W. Grimes  * Global defines and variables for resolver stub.
9659deaec5SRodney W. Grimes  */
9759deaec5SRodney W. Grimes #define	MAXNS			3	/* max # name servers we'll track */
9859deaec5SRodney W. Grimes #define	MAXDFLSRCH		3	/* # default domain levels to try */
9959deaec5SRodney W. Grimes #define	MAXDNSRCH		6	/* max # domains in search path */
10059deaec5SRodney W. Grimes #define	LOCALDOMAINPARTS	2	/* min levels in name that is "local" */
10159deaec5SRodney W. Grimes 
10259deaec5SRodney W. Grimes #define	RES_TIMEOUT		5	/* min. seconds between retries */
1031363f04cSPaul Traina #define	MAXRESOLVSORT		10	/* number of net to sort on */
1041363f04cSPaul Traina #define	RES_MAXNDOTS		15	/* should reflect bit field size */
10559deaec5SRodney W. Grimes 
10659deaec5SRodney W. Grimes struct __res_state {
10759deaec5SRodney W. Grimes 	int	retrans;	 	/* retransmition time interval */
10859deaec5SRodney W. Grimes 	int	retry;			/* number of times to retransmit */
1091363f04cSPaul Traina 	u_long	options;		/* option flags - see below. */
11059deaec5SRodney W. Grimes 	int	nscount;		/* number of name servers */
1111363f04cSPaul Traina 	struct sockaddr_in
1121363f04cSPaul Traina 		nsaddr_list[MAXNS];	/* address of name server */
11359deaec5SRodney W. Grimes #define	nsaddr	nsaddr_list[0]		/* for backward compatibility */
114315d6d9cSPeter Wemm 	u_short	id;			/* current message id */
11559deaec5SRodney W. Grimes 	char	*dnsrch[MAXDNSRCH+1];	/* components of domain to search */
116315d6d9cSPeter Wemm 	char	defdname[256];		/* default domain (deprecated) */
1171363f04cSPaul Traina 	u_long	pfcode;			/* RES_PRF_ flags - see below. */
1181363f04cSPaul Traina 	unsigned ndots:4;		/* threshold for initial abs. query */
1191363f04cSPaul Traina 	unsigned nsort:4;		/* number of elements in sort_list[] */
1201363f04cSPaul Traina 	char	unused[3];
1211363f04cSPaul Traina 	struct {
1221363f04cSPaul Traina 		struct in_addr	addr;
1231363f04cSPaul Traina 		u_int32_t	mask;
1241363f04cSPaul Traina 	} sort_list[MAXRESOLVSORT];
125315d6d9cSPeter Wemm 	char	pad[72];		/* on an i386 this means 512b total */
12659deaec5SRodney W. Grimes };
12759deaec5SRodney W. Grimes 
12859deaec5SRodney W. Grimes /*
12959deaec5SRodney W. Grimes  * Resolver options (keep these in synch with res_debug.c, please)
13059deaec5SRodney W. Grimes  */
1311363f04cSPaul Traina #define RES_INIT	0x00000001	/* address initialized */
1321363f04cSPaul Traina #define RES_DEBUG	0x00000002	/* print debug messages */
133d58a9efdSPeter Wemm #define RES_AAONLY	0x00000004	/* authoritative answers only (!IMPL)*/
1341363f04cSPaul Traina #define RES_USEVC	0x00000008	/* use virtual circuit */
135d58a9efdSPeter Wemm #define RES_PRIMARY	0x00000010	/* query primary server only (!IMPL) */
13671d9c781SMike Pritchard #define RES_IGNTC	0x00000020	/* ignore truncation errors */
1371363f04cSPaul Traina #define RES_RECURSE	0x00000040	/* recursion desired */
1381363f04cSPaul Traina #define RES_DEFNAMES	0x00000080	/* use default domain name */
1391363f04cSPaul Traina #define RES_STAYOPEN	0x00000100	/* Keep TCP socket open */
1401363f04cSPaul Traina #define RES_DNSRCH	0x00000200	/* search up local domain tree */
1411363f04cSPaul Traina #define	RES_INSECURE1	0x00000400	/* type 1 security disabled */
1421363f04cSPaul Traina #define	RES_INSECURE2	0x00000800	/* type 2 security disabled */
143d58a9efdSPeter Wemm #define	RES_NOALIASES	0x00001000	/* shuts off HOSTALIASES feature */
14474b3fad6SPeter Wemm #define	RES_USE_INET6	0x00002000	/* use/map IPv6 in gethostbyname() */
145a367bd9eSBrian Somers #define	RES_NOTLDQUERY	0x00004000	/* Don't query TLD names */
14659deaec5SRodney W. Grimes 
14759deaec5SRodney W. Grimes #define RES_DEFAULT	(RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
14859deaec5SRodney W. Grimes 
14959deaec5SRodney W. Grimes /*
15059deaec5SRodney W. Grimes  * Resolver "pfcode" values.  Used by dig.
15159deaec5SRodney W. Grimes  */
1521363f04cSPaul Traina #define	RES_PRF_STATS	0x00000001
1530160f9c0SPeter Wemm #define	RES_PRF_UPDATE	0x00000002
1541363f04cSPaul Traina #define	RES_PRF_CLASS   0x00000004
1551363f04cSPaul Traina #define	RES_PRF_CMD	0x00000008
1561363f04cSPaul Traina #define	RES_PRF_QUES	0x00000010
1571363f04cSPaul Traina #define	RES_PRF_ANS	0x00000020
1581363f04cSPaul Traina #define	RES_PRF_AUTH	0x00000040
1591363f04cSPaul Traina #define	RES_PRF_ADD	0x00000080
1601363f04cSPaul Traina #define	RES_PRF_HEAD1	0x00000100
1611363f04cSPaul Traina #define	RES_PRF_HEAD2	0x00000200
1621363f04cSPaul Traina #define	RES_PRF_TTLID	0x00000400
1631363f04cSPaul Traina #define	RES_PRF_HEADX	0x00000800
1641363f04cSPaul Traina #define	RES_PRF_QUERY	0x00001000
1651363f04cSPaul Traina #define	RES_PRF_REPLY	0x00002000
1661363f04cSPaul Traina #define	RES_PRF_INIT    0x00004000
1671363f04cSPaul Traina /*			0x00008000	*/
16859deaec5SRodney W. Grimes 
1691363f04cSPaul Traina typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error }
1701363f04cSPaul Traina 	res_sendhookact;
1711363f04cSPaul Traina 
1721363f04cSPaul Traina typedef res_sendhookact (*res_send_qhook)__P((struct sockaddr_in * const *ns,
1731363f04cSPaul Traina 					      const u_char **query,
1741363f04cSPaul Traina 					      int *querylen,
1751363f04cSPaul Traina 					      u_char *ans,
1761363f04cSPaul Traina 					      int anssiz,
1771363f04cSPaul Traina 					      int *resplen));
1781363f04cSPaul Traina 
1791363f04cSPaul Traina typedef res_sendhookact (*res_send_rhook)__P((const struct sockaddr_in *ns,
1801363f04cSPaul Traina 					      const u_char *query,
1811363f04cSPaul Traina 					      int querylen,
1821363f04cSPaul Traina 					      u_char *ans,
1831363f04cSPaul Traina 					      int anssiz,
1841363f04cSPaul Traina 					      int *resplen));
18559deaec5SRodney W. Grimes 
186315d6d9cSPeter Wemm struct res_sym {
187315d6d9cSPeter Wemm 	int	number;		/* Identifying number, like T_MX */
188315d6d9cSPeter Wemm 	char *	name;		/* Its symbolic name, like "MX" */
189315d6d9cSPeter Wemm 	char *	humanname;	/* Its fun name, like "mail exchanger" */
190315d6d9cSPeter Wemm };
191315d6d9cSPeter Wemm 
19259deaec5SRodney W. Grimes extern struct __res_state _res;
193315d6d9cSPeter Wemm extern const struct res_sym __p_class_syms[];
194315d6d9cSPeter Wemm extern const struct res_sym __p_type_syms[];
19559deaec5SRodney W. Grimes 
19659deaec5SRodney W. Grimes /* Private routines shared between libc/net, named, nslookup and others. */
19774b3fad6SPeter Wemm #define	res_hnok	__res_hnok
19874b3fad6SPeter Wemm #define	res_ownok	__res_ownok
19974b3fad6SPeter Wemm #define	res_mailok	__res_mailok
20074b3fad6SPeter Wemm #define	res_dnok	__res_dnok
201315d6d9cSPeter Wemm #define	sym_ston	__sym_ston
202315d6d9cSPeter Wemm #define	sym_ntos	__sym_ntos
203315d6d9cSPeter Wemm #define	sym_ntop	__sym_ntop
204315d6d9cSPeter Wemm #define	b64_ntop	__b64_ntop
205315d6d9cSPeter Wemm #define	b64_pton	__b64_pton
20674b3fad6SPeter Wemm #define	loc_ntoa	__loc_ntoa
20774b3fad6SPeter Wemm #define	loc_aton	__loc_aton
2080160f9c0SPeter Wemm #define	fp_resstat	__fp_resstat		/* XXX new divert */
2090160f9c0SPeter Wemm #define	p_query		__p_query		/* XXX new divert */
21059deaec5SRodney W. Grimes #define	dn_skipname	__dn_skipname
211315d6d9cSPeter Wemm #define	fp_resstat	__fp_resstat
21259deaec5SRodney W. Grimes #define	fp_query	__fp_query
2131363f04cSPaul Traina #define	fp_nquery	__fp_nquery
21459deaec5SRodney W. Grimes #define	hostalias	__hostalias
21559deaec5SRodney W. Grimes #define	putlong		__putlong
21659deaec5SRodney W. Grimes #define	putshort	__putshort
21759deaec5SRodney W. Grimes #define	p_class		__p_class
21859deaec5SRodney W. Grimes #define	p_time		__p_time
21959deaec5SRodney W. Grimes #define	p_type		__p_type
220315d6d9cSPeter Wemm #define	p_query		__p_query
2211363f04cSPaul Traina #define	p_cdnname	__p_cdnname
2220160f9c0SPeter Wemm #define	p_section	__p_section		/* XXX new func in 8.1 */
2231363f04cSPaul Traina #define	p_cdname	__p_cdname
224315d6d9cSPeter Wemm #define	p_fqnname	__p_fqnname
2251363f04cSPaul Traina #define	p_fqname	__p_fqname
2260160f9c0SPeter Wemm /* XXX p_rr gone */
2271363f04cSPaul Traina #define	p_option	__p_option
228315d6d9cSPeter Wemm #define	p_secstodate	__p_secstodate
229315d6d9cSPeter Wemm #define	dn_count_labels	__dn_count_labels
230315d6d9cSPeter Wemm #define	dn_comp		__dn_comp
2310160f9c0SPeter Wemm #define	dn_expand	__dn_expand		/* XXX unmasked */
2320160f9c0SPeter Wemm #define	res_init	__res_init		/* XXX unmasked */
233d58a9efdSPeter Wemm #define	res_randomid	__res_randomid
2340160f9c0SPeter Wemm #define	res_query	__res_query		/* XXX unmasked */
2350160f9c0SPeter Wemm #define	res_search	__res_search		/* XXX unmasked */
2360160f9c0SPeter Wemm #define	res_querydomain	__res_querydomain	/* XXX unmasked */
2370160f9c0SPeter Wemm #define	res_mkquery	__res_mkquery		/* XXX unmasked */
2380160f9c0SPeter Wemm #define	res_send	__res_send		/* XXX unmasked */
239d58a9efdSPeter Wemm #define	res_isourserver	__res_isourserver
240d58a9efdSPeter Wemm #define	res_nameinquery	__res_nameinquery
241d58a9efdSPeter Wemm #define	res_queriesmatch __res_queriesmatch
242315d6d9cSPeter Wemm #define	res_close	__res_close
2430160f9c0SPeter Wemm #define res_mkupdate	__res_mkupdate		/* XXX new func in 8.1 */
2440160f9c0SPeter Wemm #define	res_mkupdrec	__res_mkupdrec		/* XXX new func in 8.1 */
2450160f9c0SPeter Wemm #define res_freeupdrec	__res_freeupdrec	/* XXX new func in 8.1 */
2461363f04cSPaul Traina 
24759deaec5SRodney W. Grimes __BEGIN_DECLS
248315d6d9cSPeter Wemm int		res_hnok __P((const char *));
249315d6d9cSPeter Wemm int		res_ownok __P((const char *));
250315d6d9cSPeter Wemm int		res_mailok __P((const char *));
251315d6d9cSPeter Wemm int		res_dnok __P((const char *));
2520160f9c0SPeter Wemm int		sym_ston __P((const struct res_sym *, const char *, int *));
253315d6d9cSPeter Wemm const char *	sym_ntos __P((const struct res_sym *, int, int *));
254315d6d9cSPeter Wemm const char *	sym_ntop __P((const struct res_sym *, int, int *));
255315d6d9cSPeter Wemm int		b64_ntop __P((u_char const *, size_t, char *, size_t));
256315d6d9cSPeter Wemm int		b64_pton __P((char const *, u_char *, size_t));
257315d6d9cSPeter Wemm int		loc_aton __P((const char *, u_char *));
258315d6d9cSPeter Wemm const char *	loc_ntoa __P((const u_char *, char *));
259315d6d9cSPeter Wemm int		dn_skipname __P((const u_char *, const u_char *));
260315d6d9cSPeter Wemm void		fp_resstat __P((struct __res_state *, FILE *));
261315d6d9cSPeter Wemm void		fp_query __P((const u_char *, FILE *));
262315d6d9cSPeter Wemm void		fp_nquery __P((const u_char *, int, FILE *));
263315d6d9cSPeter Wemm const char *	hostalias __P((const char *));
264315d6d9cSPeter Wemm void		putlong __P((u_int32_t, u_char *));
265315d6d9cSPeter Wemm void		putshort __P((u_int16_t, u_char *));
266315d6d9cSPeter Wemm const char *	p_class __P((int));
267315d6d9cSPeter Wemm const char *	p_time __P((u_int32_t));
268315d6d9cSPeter Wemm const char *	p_type __P((int));
269315d6d9cSPeter Wemm void		p_query __P((const u_char *));
270315d6d9cSPeter Wemm const u_char *	p_cdnname __P((const u_char *, const u_char *, int, FILE *));
271315d6d9cSPeter Wemm const u_char *	p_cdname __P((const u_char *, const u_char *, FILE *));
272315d6d9cSPeter Wemm const u_char *	p_fqnname __P((const u_char *, const u_char *,
273315d6d9cSPeter Wemm 			       int, char *, int));
274315d6d9cSPeter Wemm const u_char *	p_fqname __P((const u_char *, const u_char *, FILE *));
275315d6d9cSPeter Wemm const char *	p_option __P((u_long));
276315d6d9cSPeter Wemm char *		p_secstodate __P((u_long));
2770160f9c0SPeter Wemm int		dn_count_labels __P((const char *));
278315d6d9cSPeter Wemm int		dn_comp __P((const char *, u_char *, int,
279315d6d9cSPeter Wemm 			     u_char **, u_char **));
28059deaec5SRodney W. Grimes int		dn_expand __P((const u_char *, const u_char *, const u_char *,
2811363f04cSPaul Traina 			       char *, int));
28259deaec5SRodney W. Grimes int		res_init __P((void));
283315d6d9cSPeter Wemm u_int		res_randomid __P((void));
2841363f04cSPaul Traina int		res_query __P((const char *, int, int, u_char *, int));
2851363f04cSPaul Traina int		res_search __P((const char *, int, int, u_char *, int));
2861363f04cSPaul Traina int		res_querydomain __P((const char *, const char *, int, int,
2871363f04cSPaul Traina 				     u_char *, int));
288315d6d9cSPeter Wemm int		res_mkquery __P((int, const char *, int, int, const u_char *,
289315d6d9cSPeter Wemm 				 int, const u_char *, u_char *, int));
2901363f04cSPaul Traina int		res_send __P((const u_char *, int, u_char *, int));
291d58a9efdSPeter Wemm int		res_isourserver __P((const struct sockaddr_in *));
292d58a9efdSPeter Wemm int		res_nameinquery __P((const char *, int, int,
293d58a9efdSPeter Wemm 				     const u_char *, const u_char *));
294d58a9efdSPeter Wemm int		res_queriesmatch __P((const u_char *, const u_char *,
295d58a9efdSPeter Wemm 				      const u_char *, const u_char *));
296315d6d9cSPeter Wemm void		res_close __P((void));
2970160f9c0SPeter Wemm const char *	p_section __P((int, int));
2980160f9c0SPeter Wemm int		res_update __P((ns_updrec *));
2990160f9c0SPeter Wemm int		res_mkupdate __P((ns_updrec *, u_char *, int));
3000160f9c0SPeter Wemm ns_updrec *	res_mkupdrec __P((int, const char *, u_int, u_int, u_long));
3010160f9c0SPeter Wemm void		res_freeupdrec __P((ns_updrec *));
30259deaec5SRodney W. Grimes __END_DECLS
30359deaec5SRodney W. Grimes 
30459deaec5SRodney W. Grimes #endif /* !_RESOLV_H_ */
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