* include/resolv.h: Adjust __libc_res_nquery and __libc_res_nsend

	prototypes.
	* include/arpa/nameser_compat.h: Define T_UNSPEC.
	* nis/Versions (libnss_nis): Export _nss_nis_gethostbyname4_r.
	(libnss_nisplus): Export _nss_nisplus_gethostbyname4_r.
	* nis/nss_nis/nis-hosts.c (LINE_PARSER): Change to also handle
	af==AF_UNSPEC.
	(_nss_nis_gethostbyname4_r): New function.
	* nis/nss_nisplus/nisplus-hosts.c (_nss_nisplus_parse_hostent):
	Change to also handle af==AF_UNSPEC.
	(get_tablename): New function.  Use it to avoid duplication.
	(_nss_nisplus_gethostbyname4_r): New function.
	* nscd/aicache.c (addhstaiX): Use gethostbyname4_r function is
	available.
	* nss/Versions (libnss_files): Export _nss_files_gethostbyname4_r.
	* nss/nss.h: Define struct gaih_addrtuple.
	* nss/nss_files/files-hosts.c (LINE_PARSER): Change to also handle
	af==AF_UNSPEC.
	(_nss_files_gethostbyname4_r): New function.
	* resolv/Versions (libnss_dns): Export _nss_dns_gethostbyname4_r.
	* resolv/gethnmaddr.c: Adjust __libc_res_nsearch and __libc_res_nquery
	calls.
	* resolv/res_query.c (__libc_res_nquery): Take two additional
	parameters for second answer buffer.  Handle type=T_UNSPEC to mean
	look up IPv4 and IPv6.
	Change all callers.
	* resolv/res_send.c (__libc_res_nsend): Take five aditional parameters
	for an additional query and answer buffer.  Pass to send_vc and
	send_dg.
	(send_vc): Send possibly two requests and receive two answers.
	(send_dg): Likewise.
	* resolv/nss_dns/dns-host.c: Adjust calls to __libc_res_nsearch and
	__libc_res_nquery.
	(_nss_dns_gethostbyname4_r): New function.
	(gaih_getanswer_slice): Likewise.
	(gaih_getanswer): Likewise.
	* resolv/nss_dns/dns-canon.c (_nss_dns_getcanonname_r): Adjust
	__libc_res_nquery call.
	* resolv/nss_dns/dns-network.c (_nss_dns_getnetbyaddr_r): Likewise.
	(_nss_dns_getnetbyname_r): Adjust __libc_res_nsearch call.
	* sysdeps/posix/getaddrinfo.c: Use gethostbyname4_r function is
	available.

1 files changed, 2 insertions, 1 deletions

diff --git a/nis/Versions b/nis/Versions
index be4453e285..ef9a512417 100644
--- a/nis/Versions
+++ b/nis/Versions
@@ -95,7 +95,7 @@ libnss_nis {
     _nss_nis_setgrent; _nss_nis_sethostent; _nss_nis_setnetent;
     _nss_nis_setnetgrent; _nss_nis_setprotoent; _nss_nis_setpwent;
     _nss_nis_setrpcent; _nss_nis_setservent; _nss_nis_setspent;
-    _nss_nis_initgroups_dyn;
+    _nss_nis_initgroups_dyn; _nss_nis_gethostbyname4_r;
   }
 }
 
@@ -126,5 +126,6 @@ libnss_nisplus {
     _nss_nisplus_setnetent; _nss_nisplus_setnetgrent; _nss_nisplus_setprotoent;
     _nss_nisplus_setpwent; _nss_nisplus_setrpcent; _nss_nisplus_setservent;
     _nss_nisplus_setspent; _nss_nisplus_initgroups_dyn;
+    _nss_nisplus_gethostbyname4_r;
   }
 }