Imported from Babel

.gitattributes

+**/hdr/** gitlab-language=armasm linguist-language=armasm linguist-detectable=true
+**/s/** gitlab-language=armasm linguist-language=armasm linguist-detectable=true
+**/c/** gitlab-language=c linguist-language=c linguist-detectable=true
+**/h/** gitlab-language=c linguist-language=c linguist-detectable=true
+**/x/** gitlab-language=c linguist-language=c linguist-detectable=true

headers/!MkExport,fd7

+| Copyright 1997 Acorn Computers Ltd
+|
+| Licensed under the Apache License, Version 2.0 (the "License");
+| you may not use this file except in compliance with the License.
+| You may obtain a copy of the License at
+|
+|     http://www.apache.org/licenses/LICENSE-2.0
+|
+| Unless required by applicable law or agreed to in writing, software
+| distributed under the License is distributed on an "AS IS" BASIS,
+| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+| See the License for the specific language governing permissions and
+| limitations under the License.
+|
+Dir <Obey$Dir>
+Echo Exporting TCPIPLibs from <Obey$Dir> ...
+wimpslot -min 1608k
+time
+amu_machine export_libs
+time

headers/Makefile

+# Copyright 1997 Acorn Computers Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Makefile for include
+
+# ***********************************
+# ***    C h a n g e   L i s t    ***
+# ***********************************
+# Date          Name         Description
+# ----          ----         -----------
+# 07-Feb-96     KJB          Created.
+
+LIBDIR = <Lib$Dir>
+
+#
+# Generic options:
+#
+MKDIR   = cdir
+WIPE    = -wipe
+CP      = copy
+
+WFLAGS  = ~c~v
+CPFLAGS = ~cflnr~v
+
+#
+# Program specific options:
+#
+COMPONENT = include
+
+HDRS = \
+  arpa.h.ftp \
+  arpa.h.inet \
+  arpa.h.nameser \
+  arpa.h.telnet \
+  arpa.h.tftp \
+  h.delay \
+  h.errno \
+  h.int_hndlr \
+  h.ioc \
+  h.netdb \
+  h.pwd \
+  h.riscos \
+  h.sgtty \
+  h.svcdebug \
+  h.utmp \
+  h.xcb \
+  net.h.if \
+  net.h.if_arp \
+  net.h.netisr \
+  net.h.raw_cb \
+  net.h.route \
+  netccitt.h.x25 \
+  netinet.h.icmp_var \
+  netinet.h.if_ether \
+  netinet.h.in \
+  netinet.h.in_pcb \
+  netinet.h.in_systm \
+  netinet.h.in_var \
+  netinet.h.ip \
+  netinet.h.ip_icmp \
+  netinet.h.ip_var \
+  netinet.h.tcp \
+  netinet.h.tcpip \
+  netinet.h.tcp_debug \
+  netinet.h.tcp_fsm \
+  netinet.h.tcp_seq \
+  netinet.h.tcp_timer \
+  netinet.h.tcp_var \
+  netinet.h.udp \
+  netinet.h.udp_var \
+  netiso.h.iso \
+  netiso.h.iso_var \
+  netns.h.ns \
+  netns.h.ns_if \
+  protocols.h.routed \
+  rpc.h.auth \
+  rpc.h.auth_unix \
+  rpc.h.clnt \
+  rpc.h.netdb \
+  rpc.h.pmap_clnt \
+  rpc.h.pmap_prot \
+  rpc.h.pmap_rmt \
+  rpc.h.rpc \
+  rpc.h.rpc_msg \
+  rpc.h.svc \
+  rpc.h.svc_auth \
+  rpc.h.types \
+  rpc.h.xdr \
+  rpcsvc.h.bootparam \
+  sys.arm.h.fp \
+  sys.h.acct \
+  sys.h.buf \
+  sys.h.callout \
+  sys.h.clist \
+  sys.h.conf \
+  sys.h.dcistructs \
+  sys.h.dir \
+  sys.h.domain \
+  sys.h.errno \
+  sys.h.fcntl \
+  sys.h.file \
+  sys.h.ioctl \
+  sys.h.ipc \
+  sys.h.mbuf \
+  sys.h.mount \
+  sys.h.namei \
+  sys.h.param \
+  sys.h.proc \
+  sys.h.protosw \
+  sys.h.resource \
+  sys.h.sem \
+  sys.h.signal \
+  sys.h.socket \
+  sys.h.socketvar \
+  sys.h.stat \
+  sys.h.syscall \
+  sys.h.syslog \
+  sys.h.systm \
+  sys.h.time \
+  sys.h.timeb \
+  sys.h.times \
+  sys.h.tty \
+  sys.h.ttychars \
+  sys.h.ttydev \
+  sys.h.types \
+  sys.h.uio \
+  sys.h.un \
+  sys.h.unpcb \
+  sys.h.user \
+  sys.h.wait
+
+FILES = ${HDRS}
+
+all: $(FILES)
+
+release: ${FILES}
+   ${CP} arpa       TCPIPLibs:arpa            ${CPFLAGS}
+   ${CP} h          TCPIPLibs:h               ${CPFLAGS}
+   ${CP} machine    TCPIPLibs:machine         ${CPFLAGS}
+   ${CP} net        TCPIPLibs:net             ${CPFLAGS}
+   ${CP} netinet    TCPIPLibs:netinet         ${CPFLAGS}
+   ${CP} netns      TCPIPLibs:netns           ${CPFLAGS}
+   ${CP} netiso     TCPIPLibs:netiso          ${CPFLAGS}
+   ${CP} protocols  TCPIPLibs:protocols       ${CPFLAGS}
+   ${CP} rpc        TCPIPLibs:rpc             ${CPFLAGS}
+   ${CP} rpcsvc     TCPIPLibs:rpcsvc          ${CPFLAGS}
+   ${CP} sys        TCPIPLibs:sys             ${CPFLAGS}
+
+#------------------------------------------------------------------------
+# RISC OS Build targets:
+#
+
+export: export_${PHASE}
+
+clean:
+        @echo ${COMPONENT}: no cleaning required
+
+#export_hdrs:
+#        @echo ${COMPONENT}: export complete (hdrs)
+
+export_libs: ${HDRS} dirs
+        ${CP} arpa       TCPIPLibs:arpa            ${CPFLAGS}
+        ${CP} h          TCPIPLibs:h               ${CPFLAGS}
+        ${CP} machine    TCPIPLibs:machine         ${CPFLAGS}
+        ${CP} net        TCPIPLibs:net             ${CPFLAGS}
+        ${CP} netccitt   TCPIPLibs:netccitt        ${CPFLAGS}
+        ${CP} netinet    TCPIPLibs:netinet         ${CPFLAGS}
+        ${CP} netiso     TCPIPLibs:netiso          ${CPFLAGS}
+        ${CP} netns      TCPIPLibs:netns           ${CPFLAGS}
+        ${CP} protocols  TCPIPLibs:protocols       ${CPFLAGS}
+        ${CP} rpc        TCPIPLibs:rpc             ${CPFLAGS}
+        ${CP} rpcsvc     TCPIPLibs:rpcsvc          ${CPFLAGS}
+        ${CP} sys        TCPIPLibs:sys             ${CPFLAGS}
+        @echo ${COMPONENT}: export complete (libs)
+
+dirs:
+        ${MKDIR} ${LIBDIR}
+        ${MKDIR} ${LIBDIR}.TCPIPLibs
+
+# End of RISC OS Build targets
+#------------------------------------------------------------------------
+

headers/arpa/h/ftp

+/*
+ * Copyright (c) 1983, 1989, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)ftp.h	8.1 (Berkeley) 6/2/93
+ */
+
+#ifndef _ARPA_FTP_H_
+#define	_ARPA_FTP_H_
+
+/* Definitions for FTP; see RFC-765. */
+
+/*
+ * Reply codes.
+ */
+#define PRELIM		1	/* positive preliminary */
+#define COMPLETE	2	/* positive completion */
+#define CONTINUE	3	/* positive intermediate */
+#define TRANSIENT	4	/* transient negative completion */
+#define ERROR		5	/* permanent negative completion */
+
+/*
+ * Type codes
+ */
+#define	TYPE_A		1	/* ASCII */
+#define	TYPE_E		2	/* EBCDIC */
+#define	TYPE_I		3	/* image */
+#define	TYPE_L		4	/* local byte size */
+
+#ifdef FTP_NAMES
+char *typenames[] =  {"0", "ASCII", "EBCDIC", "Image", "Local" };
+#endif
+
+/*
+ * Form codes
+ */
+#define	FORM_N		1	/* non-print */
+#define	FORM_T		2	/* telnet format effectors */
+#define	FORM_C		3	/* carriage control (ASA) */
+#ifdef FTP_NAMES
+char *formnames[] =  {"0", "Nonprint", "Telnet", "Carriage-control" };
+#endif
+
+/*
+ * Structure codes
+ */
+#define	STRU_F		1	/* file (no record structure) */
+#define	STRU_R		2	/* record structure */
+#define	STRU_P		3	/* page structure */
+#ifdef FTP_NAMES
+char *strunames[] =  {"0", "File", "Record", "Page" };
+#endif
+
+/*
+ * Mode types
+ */
+#define	MODE_S		1	/* stream */
+#define	MODE_B		2	/* block */
+#define	MODE_C		3	/* compressed */
+#ifdef FTP_NAMES
+char *modenames[] =  {"0", "Stream", "Block", "Compressed" };
+#endif
+
+/*
+ * Record Tokens
+ */
+#define	REC_ESC		'\377'	/* Record-mode Escape */
+#define	REC_EOR		'\001'	/* Record-mode End-of-Record */
+#define REC_EOF		'\002'	/* Record-mode End-of-File */
+
+/*
+ * Block Header
+ */
+#define	BLK_EOR		0x80	/* Block is End-of-Record */
+#define	BLK_EOF		0x40	/* Block is End-of-File */
+#define BLK_ERRORS	0x20	/* Block is suspected of containing errors */
+#define	BLK_RESTART	0x10	/* Block is Restart Marker */
+
+#define	BLK_BYTECOUNT	2	/* Bytes in this block */
+
+#endif /* !_FTP_H_ */

headers/arpa/h/inet

+/*
+ * Copyright (c) 1983, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)inet.h	8.1 (Berkeley) 6/2/93
+ */
+
+#ifndef _ARPA_INET_H_
+#define	_ARPA_INET_H_
+
+/* External definitions for functions in inet(3) */
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+unsigned long	 inet_addr(const char *);
+int		 inet_aton(const char *, struct in_addr *);
+unsigned long	 inet_lnaof(struct in_addr);
+struct in_addr	 inet_makeaddr(u_long , u_long);
+unsigned long	 inet_netof(struct in_addr);
+unsigned long	 inet_network(const char *);
+char		*inet_ntoa(struct in_addr);
+__END_DECLS
+
+#endif /* !_INET_H_ */

headers/arpa/h/nameser

+/*
+ * Copyright (c) 1983, 1989, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * -
+ * Portions Copyright (c) 1993 by Digital Equipment Corporation.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies, and that
+ * the name of Digital Equipment Corporation not be used in advertising or
+ * publicity pertaining to distribution of the document or software without
+ * specific, written prior permission.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
+ * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ * -
+ * --Copyright--
+ *
+ *      @(#)nameser.h	8.2 (Berkeley) 2/16/94
+ *	From Id: nameser.h,v 4.9.1.15 1994/07/19 22:51:24 vixie Exp
+ */
+
+#ifndef _ARPA_NAMESER_H_
+#define	_ARPA_NAMESER_H_
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/cdefs.h>
+#include <machine/endian.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 (__BIND > 19931104)".  do not
+ * compare for equality; rather, use it to determine whether your resolver
+ * is new enough to contain a certain feature.
+ */
+
+#define	__BIND		19950621	/* interface version stamp */
+
+/*
+ * Define constants based on rfc883
+ */
+#define	PACKETSZ	512		/* maximum packet size */
+#define	MAXDNAME	256		/* maximum 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	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 */
+
+/*
+ * Internet nameserver port number
+ */
+#define	NAMESERVER_PORT	53
+
+/*
+ * Currently defined opcodes
+ */
+#define	QUERY		0x0		/* standard query */
+#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
+
+/*
+ * Currently defined response codes
+ */
+#define	NOERROR		0		/* no error */
+#define	FORMERR		1		/* format error */
+#define	SERVFAIL	2		/* server failure */
+#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
+ */
+#define	T_A		1		/* host address */
+#define	T_NS		2		/* authoritative server */
+#define	T_MD		3		/* mail destination */
+#define	T_MF		4		/* mail forwarder */
+#define T_CNAME		5		/* canonical name */
+#define	T_SOA		6		/* start of authority zone */
+#define	T_MB		7		/* mailbox domain name */
+#define	T_MG		8		/* mail group member */
+#define	T_MR		9		/* mail rename name */
+#define	T_NULL		10		/* null resource record */
+#define	T_WKS		11		/* well known service */
+#define	T_PTR		12		/* domain name pointer */
+#define	T_HINFO		13		/* host information */
+#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_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 */
+	/* 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_AXFR		252		/* transfer zone of authority */
+#define	T_MAILB		253		/* transfer mailbox records */
+#define	T_MAILA		254		/* transfer mail agent records */
+#define	T_ANY		255		/* wildcard match */
+
+/*
+ * Values for class field
+ */
+
+#define	C_IN		1		/* the arpa internet */
+#define	C_CHAOS		3		/* for chaos net (MIT) */
+#define	C_HS		4		/* for Hesiod name server (MIT) (XXX) */
+	/* Query class values which do not appear in resource records */
+#define	C_ANY		255		/* wildcard match */
+
+/*
+ * Status return codes for T_UNSPEC conversion routines
+ */
+#define	CONV_SUCCESS	0
+#define	CONV_OVERFLOW	(-1)
+#define	CONV_BADFMT	(-2)
+#define	CONV_BADCKSUM	(-3)
+#define	CONV_BADBUFLEN	(-4)
+
+/*
+ * Structure for query header.  The order of the fields is machine- and
+ * compiler-dependent, depending on the byte/bit order and the layout
+ * of bit fields.  We use bit fields only in int variables, as this
+ * is all ANSI requires.  This requires a somewhat confusing rearrangement.
+ */
+
+typedef struct {
+	unsigned	id :16;		/* query identification number */
+#if BYTE_ORDER == BIG_ENDIAN
+			/* fields in third byte */
+	unsigned	qr: 1;		/* response flag */
+	unsigned	opcode: 4;	/* purpose of message */
+	unsigned	aa: 1;		/* authoritive answer */
+	unsigned	tc: 1;		/* truncated message */
+	unsigned	rd: 1;		/* recursion desired */
+			/* fields in fourth byte */
+	unsigned	ra: 1;		/* recursion available */
+	unsigned	unused :3;	/* unused bits (MBZ as of 4.9.3a3) */
+	unsigned	rcode :4;	/* response code */
+#endif
+#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
+			/* fields in third byte */
+	unsigned	rd :1;		/* recursion desired */
+	unsigned	tc :1;		/* truncated message */
+	unsigned	aa :1;		/* authoritive answer */
+	unsigned	opcode :4;	/* purpose of message */
+	unsigned	qr :1;		/* response flag */
+			/* fields in fourth byte */
+	unsigned	rcode :4;	/* response code */
+	unsigned	unused :3;	/* unused bits (MBZ as of 4.9.3a3) */
+	unsigned	ra :1;		/* recursion available */
+#endif
+			/* remaining bytes */
+	unsigned	qdcount :16;	/* number of question entries */
+	unsigned	ancount :16;	/* number of answer entries */
+	unsigned	nscount :16;	/* number of authority entries */
+	unsigned	arcount :16;	/* number of resource entries */
+} HEADER;
+
+/*
+ * Defines for handling compressed domain names
+ */
+#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(const u_char *);
+extern	u_int32_t	_getlong(const u_char *);
+