Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

===================================================================
RCS file: /ftp/cvs/cvsroot/src/lib/libc/resolv/res_query.c,v
rcsdiff: /ftp/cvs/cvsroot/src/lib/libc/resolv/res_query.c,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.1.1.3
retrieving revision 1.1.1.4
diff -u -p -r1.1.1.3 -r1.1.1.4
--- src/lib/libc/resolv/res_query.c	2007/03/30 20:16:22	1.1.1.3
+++ src/lib/libc/resolv/res_query.c	2009/04/12 16:35:48	1.1.1.4
@@ -1,9 +1,26 @@
-/*	$NetBSD: res_query.c,v 1.1.1.3 2007/03/30 20:16:22 ghen Exp $	*/
+/*	$NetBSD: res_query.c,v 1.1.1.4 2009/04/12 16:35:48 christos Exp $	*/
+
+/*
+ * Portions Copyright (C) 2004, 2005, 2008  Internet Systems Consortium, Inc. ("ISC")
+ * Portions Copyright (C) 1996-2001, 2003  Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and/or 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.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS.  IN NO EVENT SHALL ISC 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 (c) 1988, 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:
@@ -19,7 +36,7 @@
  * 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
@@ -35,14 +52,14 @@
 
 /*
  * 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
@@ -53,26 +70,9 @@
  * SOFTWARE.
  */
 
-/*
- * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
- * Portions Copyright (c) 1996-1999 by Internet Software Consortium.
- *
- * 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.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC 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.
- */
-
 #if defined(LIBC_SCCS) && !defined(lint)
 static const char sccsid[] = "@(#)res_query.c	8.1 (Berkeley) 6/4/93";
-static const char rcsid[] = "Id: res_query.c,v 1.7.18.1 2005/04/27 05:01:11 sra Exp";
+static const char rcsid[] = "Id: res_query.c,v 1.11 2008/11/14 02:36:51 marka Exp";
 #endif /* LIBC_SCCS and not lint */
 
 #include "port_before.h"
@@ -118,8 +118,9 @@ res_nquery(res_state statp,
 {
 	u_char buf[MAXPACKET];
 	HEADER *hp = (HEADER *) answer;
-	int n;
 	u_int oflags;
+	u_char *rdata;
+	int n;
 
 	oflags = statp->_flags;
 
@@ -134,8 +135,14 @@ again:
 			 buf, sizeof(buf));
 #ifdef RES_USE_EDNS0
 	if (n > 0 && (statp->_flags & RES_F_EDNS0ERR) == 0 &&
-	    (statp->options & (RES_USE_EDNS0|RES_USE_DNSSEC)) != 0U)
+	    (statp->options & (RES_USE_EDNS0|RES_USE_DNSSEC|RES_NSID))) {
 		n = res_nopt(statp, n, buf, sizeof(buf), anslen);
+		rdata = &buf[n];
+		if (n > 0 && (statp->options & RES_NSID) != 0U) {
+			n = res_nopt_rdata(statp, n, buf, sizeof(buf), rdata,
+					   NS_OPT_NSID, 0, NULL);
+		}
+	}
 #endif
 	if (n <= 0) {
 #ifdef DEBUG
@@ -145,6 +152,7 @@ again:
 		RES_SET_H_ERRNO(statp, NO_RECOVERY);
 		return (n);
 	}
+
 	n = res_nsend(statp, buf, n, answer, anslen);
 	if (n < 0) {
 #ifdef RES_USE_EDNS0