* Versions.def: Add GLIBC_2.9 to libresolv.

* include/resolv.h: Remove hidden proto declarations for __ns_*
	functions.  Add them for __dn_count_labels and __p_secstodate.
	* include/arpa/nameser.h: Add a number of hidden proto declarations.
	Define ns_msg_getflags macro here.
	* resolv/res_debug.c: Add hidden definition for __dn_count_labels
	and __p_secstodate.
	* resolv/Versions: Export functions from <arpa/nameser.h> from
	libresolv in version GLIBC_2.9.
	* resolv/ns_name.c: Integrate changes from bind 9.5.0.  Add necessary
	hidden definitions.
	* resolv/ns_netint.c: Likewise.
	* resolv/ns_parse.c: Likewise.
	* resolv/ns_print.c: Likewise.
	* resolv/ns_samedomain.c: Likewise.
	* resolv/ns_ttl.c: Likewise.
	* resolv/arpa/nameser_compat.h: Likewise.
	* resolv/arpa/nameser.h: Likewise.  Remove macros which redirect
	function calls.
	* resolv/nss_dns/dns-canon.c (_nss_dns_getcanonname_r): Use __ns_get16
	instead of ns_get16.
	* resolv/nss_dns/dns-host.c (getanswer_r): Use __ns_get16 and
	__ns_get32 instead of ns_get16 and ns_get32 respectively.
	(gaih_getanswer_slice): Likewise.
	* resolv/Makefile (libresolv-routines): Add ns_date.
	* resolv/ns_date.c: New file.

resolv/ns_ttl.c

@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
  * Copyright (c) 1996,1999 by Internet Software Consortium.
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -88,8 +89,8 @@ ns_format_ttl(u_long src, char *dst, size_t dstlen) {
 
 	return (dst - odst);
 }
+libresolv_hidden_def (ns_format_ttl)
 
-#ifndef SHARED
 // Seems not to be needed.  It's not exported from the DSO.  Some libresolv.a
 // might depend on it so we let it in.
 int
@@ -132,7 +133,8 @@ ns_parse_ttl(const char *src, u_long *dst) {
 			goto einval;
 		else
 			ttl += tmp;
-	}
+	} else if (!dirty)
+		goto einval;
 	*dst = ttl;
 	return (0);
 
@@ -140,7 +142,6 @@ ns_parse_ttl(const char *src, u_long *dst) {
 	__set_errno (EINVAL);
 	return (-1);
 }
-#endif
 
 /* Private. */
 
@@ -157,3 +158,5 @@ fmt1(int t, char s, char **buf, size_t *buflen) {
 	*buflen -= len;
 	return (0);
 }
+
+/*! \file */