2003-05-28 Jeff Johnston <jjohnstn@redhat.com>

	    Tom Fitzsimmons  <fitzsim@redhat.com>

	* configure.in: Add iconvdata support for x86 linux.
	* configure: Regenerated.
	* libc/sys/linux/Makefile.am: Add EL/IX level 3 network, dynamic
	library, iconv, and linuxthreads support.
	* libc/sys/linux/configure.in: Ditto.
	* libc/sys/linux/Makefile.in: Regenerated.
	* libc/sys/linux/configure: Ditto.
	* iconvdata/EUC-JP.irreversible: New file.
	* iconvdata/Makefile.am: Ditto.
	* iconvdata/Makefile.in: Ditto.
	* iconvdata/SJIS.irreversible: Ditto.
	* iconvdata/aclocal.m4: Ditto.
	* iconvdata/configure: Ditto.
	* iconvdata/configure.in: Ditto.
	* iconvdata/dummy.c: Ditto.
	* iconvdata/euc-jp.c: Ditto.
	* iconvdata/gconv-modules: Ditto.
	* iconvdata/jis0201.c: Ditto.
	* iconvdata/jis0201.h: Ditto.
	* iconvdata/jis0208.c: Ditto.
	* iconvdata/jis0208.h: Ditto.
	* iconvdata/jis0212.c: Ditto.
	* iconvdata/jis0212.h: Ditto.
	* iconvdata/sjis.c: Ditto.
	* libc/include/errno.h: Protect definition of error_t.
	* libc/sys/linux/gethostid.c: New file.
	* libc/sys/linux/sethostid.c: Ditto.
	* libc/sys/linux/dl/Makefile.am: Ditto.
	* libc/sys/linux/dl/Makefile.in: Ditto.
	* libc/sys/linux/dl/abi-tag.h: Ditto.
	* libc/sys/linux/dl/atomicity.h: Ditto.
	* libc/sys/linux/dl/dl-addr.c: Ditto.
	* libc/sys/linux/dl/dl-cache.c: Ditto.
	* libc/sys/linux/dl/dl-cache.h: Ditto.
	* libc/sys/linux/dl/dl-close.c: Ditto.
	* libc/sys/linux/dl/dl-debug.c: Ditto.
	* libc/sys/linux/dl/dl-deps.c: Ditto.
	* libc/sys/linux/dl/dl-dst.h: Ditto.
	* libc/sys/linux/dl/dl-error.c: Ditto.
	* libc/sys/linux/dl/dl-fini.c: Ditto.
	* libc/sys/linux/dl/dl-init.c: Ditto.
	* libc/sys/linux/dl/dl-iteratephdr.c: Ditto.
	* libc/sys/linux/dl/dl-libc.c: Ditto.
	* libc/sys/linux/dl/dl-librecon.h: Ditto.
	* libc/sys/linux/dl/dl-load.c: Ditto.
	* libc/sys/linux/dl/dl-lookup.c: Ditto.
	* libc/sys/linux/dl/dl-lookupcfg.h: Ditto.
	* libc/sys/linux/dl/dl-minimal.c: Ditto.
	* libc/sys/linux/dl/dl-misc.c: Ditto.
	* libc/sys/linux/dl/dl-object.c: Ditto.
	* libc/sys/linux/dl/dl-open.c: Ditto.
	* libc/sys/linux/dl/dl-osinfo.h: Ditto.
	* libc/sys/linux/dl/dl-profile.c: Ditto.
	* libc/sys/linux/dl/dl-profstub.c: Ditto.
	* libc/sys/linux/dl/dl-reloc.c: Ditto.
	* libc/sys/linux/dl/dl-runtime.c: Ditto.
	* libc/sys/linux/dl/dl-support.c: Ditto.
	* libc/sys/linux/dl/dl-sym.c: Ditto.
	* libc/sys/linux/dl/dl-version.c: Ditto.
	* libc/sys/linux/dl/dlfcn.h: Ditto.
	* libc/sys/linux/dl/do-lookup.h: Ditto.
	* libc/sys/linux/dl/do-rel.h: Ditto.
	* libc/sys/linux/dl/dynamic-link.h: Ditto.
	* libc/sys/linux/dl/kernel-features.h: Ditto.
	* libc/sys/linux/dl/ldsodefs.h: Ditto.
	* libc/sys/linux/dl/libintl.h: Ditto.
	* libc/sys/linux/dl/trusted-dirs.h: Ditto.
	* libc/sys/linux/dl/unsecvars.h: Ditto.
	* libc/sys/linux/iconv/Makefile.am: Ditto.
	* libc/sys/linux/iconv/Makefile.in: Ditto.
	* libc/sys/linux/iconv/categories.def: Ditto.
	* libc/sys/linux/iconv/dummy-repertoire.c: Ditto.
	* libc/sys/linux/iconv/gconv.c: Ditto.
	* libc/sys/linux/iconv/gconv_builtin.c: Ditto.
	* libc/sys/linux/iconv/gconv_builtin.h: Ditto.
	* libc/sys/linux/iconv/gconv_cache.c: Ditto.
	* libc/sys/linux/iconv/gconv_charset.h: Ditto.
	* libc/sys/linux/iconv/gconv_close.c: Ditto.
	* libc/sys/linux/iconv/gconv_conf.c: Ditto.
	* libc/sys/linux/iconv/gconv_db.c: Ditto.
	* libc/sys/linux/iconv/gconv_dl.c: Ditto.
	* libc/sys/linux/iconv/gconv_int.h: Ditto.
	* libc/sys/linux/iconv/gconv_open.c: Ditto.
	* libc/sys/linux/iconv/gconv_simple.c: Ditto.
	* libc/sys/linux/iconv/gconv_trans.c: Ditto.
	* libc/sys/linux/iconv/hash-string.h: Ditto.
	* libc/sys/linux/iconv/iconv.c: Ditto.
	* libc/sys/linux/iconv/iconv.h: Ditto.
	* libc/sys/linux/iconv/iconv_charmap.c: Ditto.
	* libc/sys/linux/iconv/iconv_close.c: Ditto.
	* libc/sys/linux/iconv/iconv_open.c: Ditto.
	* libc/sys/linux/iconv/iconvconfig.c: Ditto.
	* libc/sys/linux/iconv/iconvconfig.h: Ditto.
	* libc/sys/linux/iconv/loadinfo.h: Ditto.
	* libc/sys/linux/iconv/localeinfo.h: Ditto.
	* libc/sys/linux/iconv/loop.c: Ditto.
	* libc/sys/linux/iconv/skeleton.c: Ditto.
	* libc/sys/linux/iconv/strtab.c: Ditto.
	* libc/sys/linux/include/dl-hash.h: Ditto.
	* libc/sys/linux/include/dlfcn.h: Ditto.
	* libc/sys/linux/include/fnmatch.h: Ditto.
	* libc/sys/linux/include/gconv.h: Ditto.
	* libc/sys/linux/include/glob.h: Ditto.
	* libc/sys/linux/include/hesiod.h: Ditto.
	* libc/sys/linux/include/ifaddrs.h: Ditto.
	* libc/sys/linux/include/libc_private.h: Ditto.
	* libc/sys/linux/include/link.h: Ditto.
	* libc/sys/linux/include/namespace.h: Ditto.
	* libc/sys/linux/include/netconfig.h: Ditto.
	* libc/sys/linux/include/netdb.h: Ditto.
	* libc/sys/linux/include/nsswitch.h: Ditto.
	* libc/sys/linux/include/regex.h: Ditto.
	* libc/sys/linux/include/resolv.h: Ditto.
	* libc/sys/linux/include/rune.h: Ditto.
	* libc/sys/linux/include/runetype.h: Ditto.
	* libc/sys/linux/include/semaphore.h: Ditto.
	* libc/sys/linux/include/setlocale.h: Ditto.
	* libc/sys/linux/include/un-namespace.h: Ditto.
	* libc/sys/linux/include/wordexp.h: Ditto.
	* libc/sys/linux/include/arpa/ftp.h: Ditto.
	* libc/sys/linux/include/arpa/inet.h: Ditto.
	* libc/sys/linux/include/arpa/nameser.h: Ditto.
	* libc/sys/linux/include/arpa/nameser_compat.h: Ditto.
	* libc/sys/linux/include/arpa/telnet.h: Ditto.
	* libc/sys/linux/include/arpa/tftp.h: Ditto.
	* libc/sys/linux/include/net/bpf.h: Ditto.
	* libc/sys/linux/include/net/bpf_compat.h: Ditto.
	* libc/sys/linux/include/net/bpfdesc.h: Ditto.
	* libc/sys/linux/include/net/bridge.h: Ditto.
	* libc/sys/linux/include/net/ethernet.h: Ditto.
	* libc/sys/linux/include/net/fddi.h: Ditto.
	* libc/sys/linux/include/net/if.h: Ditto.
	* libc/sys/linux/include/net/if_arc.h: Ditto.
	* libc/sys/linux/include/net/if_arp.h: Ditto.
	* libc/sys/linux/include/net/if_atm.h: Ditto.
	* libc/sys/linux/include/net/if_dl.h: Ditto.
	* libc/sys/linux/include/net/if_gif.h: Ditto.
	* libc/sys/linux/include/net/if_ieee80211.h: Ditto.
	* libc/sys/linux/include/net/if_llc.h: Ditto.
	* libc/sys/linux/include/net/if_media.h: Ditto.
	* libc/sys/linux/include/net/if_mib.h: Ditto.
	* libc/sys/linux/include/net/if_ppp.h: Ditto.
	* libc/sys/linux/include/net/if_pppvar.h: Ditto.
	* libc/sys/linux/include/net/if_slvar.h: Ditto.
	* libc/sys/linux/include/net/if_sppp.h: Ditto.
	* libc/sys/linux/include/net/if_stf.h: Ditto.
	* libc/sys/linux/include/net/if_tap.h: Ditto.
	* libc/sys/linux/include/net/if_tapvar.h: Ditto.
	* libc/sys/linux/include/net/if_tun.h: Ditto.
	* libc/sys/linux/include/net/if_tunvar.h: Ditto.
	* libc/sys/linux/include/net/if_types.h: Ditto.
	* libc/sys/linux/include/net/if_var.h: Ditto.
	* libc/sys/linux/include/net/if_vlan_var.h: Ditto.
	* libc/sys/linux/include/net/intrq.h: Ditto.
	* libc/sys/linux/include/net/iso88025.h: Ditto.
	* libc/sys/linux/include/net/net_osdep.h: Ditto.
	* libc/sys/linux/include/net/netisr.h: Ditto.
	* libc/sys/linux/include/net/pfil.h: Ditto.
	* libc/sys/linux/include/net/pfkeyv2.h: Ditto.
	* libc/sys/linux/include/net/ppp_comp.h: Ditto.
	* libc/sys/linux/include/net/ppp_defs.h: Ditto.
	* libc/sys/linux/include/net/radix.h: Ditto.
	* libc/sys/linux/include/net/raw_cb.h: Ditto.
	* libc/sys/linux/include/net/route.h: Ditto.
	* libc/sys/linux/include/net/slcompress.h: Ditto.
	* libc/sys/linux/include/net/slip.h: Ditto.
	* libc/sys/linux/include/net/zlib.h: Ditto.
	* libc/sys/linux/include/netinet/icmp6.h: Ditto.
	* libc/sys/linux/include/netinet/icmp_var.h: Ditto.
	* libc/sys/linux/include/netinet/if_atm.h: Ditto.
	* libc/sys/linux/include/netinet/if_ether.h: Ditto.
	* libc/sys/linux/include/netinet/igmp.h: Ditto.
	* libc/sys/linux/include/netinet/igmp_var.h: Ditto.
	* libc/sys/linux/include/netinet/in.h: Ditto.
	* libc/sys/linux/include/netinet/in_gif.h: Ditto.
	* libc/sys/linux/include/netinet/in_pcb.h: Ditto.
	* libc/sys/linux/include/netinet/in_systm.h: Ditto.
	* libc/sys/linux/include/netinet/in_var.h: Ditto.
	* libc/sys/linux/include/netinet/ip.h: Ditto.
	* libc/sys/linux/include/netinet/ip6.h: Ditto.
	* libc/sys/linux/include/netinet/ip_dummynet.h: Ditto.
	* libc/sys/linux/include/netinet/ip_ecn.h: Ditto.
	* libc/sys/linux/include/netinet/ip_encap.h: Ditto.
	* libc/sys/linux/include/netinet/ip_flow.h: Ditto.
	* libc/sys/linux/include/netinet/ip_fw.h: Ditto.
	* libc/sys/linux/include/netinet/ip_icmp.h: Ditto.
	* libc/sys/linux/include/netinet/ip_mroute.h: Ditto.
	* libc/sys/linux/include/netinet/ip_var.h: Ditto.
	* libc/sys/linux/include/netinet/ipprotosw.h: Ditto.
	* libc/sys/linux/include/netinet/tcp.h: Ditto.
	* libc/sys/linux/include/netinet/tcp_debug.h: Ditto.
	* libc/sys/linux/include/netinet/tcp_fsm.h: Ditto.
	* libc/sys/linux/include/netinet/tcp_seq.h: Ditto.
	* libc/sys/linux/include/netinet/tcp_timer.h: Ditto.
	* libc/sys/linux/include/netinet/tcp_var.h: Ditto.
	* libc/sys/linux/include/netinet/tcpip.h: Ditto.
	* libc/sys/linux/include/netinet/udp.h: Ditto.
	* libc/sys/linux/include/netinet/udp_var.h: Ditto.
	* libc/sys/linux/include/netinet6/ah.h: Ditto.
	* libc/sys/linux/include/netinet6/ah6.h: Ditto.
	* libc/sys/linux/include/netinet6/esp.h: Ditto.
	* libc/sys/linux/include/netinet6/esp6.h: Ditto.
	* libc/sys/linux/include/netinet6/esp_rijndael.h: Ditto.
	* libc/sys/linux/include/netinet6/icmp6.h: Ditto.
	* libc/sys/linux/include/netinet6/in6.h: Ditto.
	* libc/sys/linux/include/netinet6/in6_gif.h: Ditto.
	* libc/sys/linux/include/netinet6/in6_ifattach.h: Ditto.
	* libc/sys/linux/include/netinet6/in6_pcb.h: Ditto.
	* libc/sys/linux/include/netinet6/in6_prefix.h: Ditto.
	* libc/sys/linux/include/netinet6/in6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6_ecn.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6_fw.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6_mroute.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/ip6protosw.h: Ditto.
	* libc/sys/linux/include/netinet6/ipcomp.h: Ditto.
	* libc/sys/linux/include/netinet6/ipcomp6.h: Ditto.
	* libc/sys/linux/include/netinet6/ipsec.h: Ditto.
	* libc/sys/linux/include/netinet6/ipsec6.h: Ditto.
	* libc/sys/linux/include/netinet6/mld6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/nd6.h: Ditto.
	* libc/sys/linux/include/netinet6/pim6.h: Ditto.
	* libc/sys/linux/include/netinet6/pim6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/raw_ip6.h: Ditto.
	* libc/sys/linux/include/netinet6/scope6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/tcp6_var.h: Ditto.
	* libc/sys/linux/include/netinet6/udp6_var.h: Ditto.
	* libc/sys/linux/include/netns/idp.h: Ditto.
	* libc/sys/linux/include/netns/idp_var.h: Ditto.
	* libc/sys/linux/include/netns/ns.h: Ditto.
	* libc/sys/linux/include/netns/ns_error.h: Ditto.
	* libc/sys/linux/include/netns/ns_if.h: Ditto.
	* libc/sys/linux/include/netns/ns_pcb.h: Ditto.
	* libc/sys/linux/include/netns/sp.h: Ditto.
	* libc/sys/linux/include/netns/spidp.h: Ditto.
	* libc/sys/linux/include/netns/spp_debug.h: Ditto.
	* libc/sys/linux/include/netns/spp_timer.h: Ditto.
	* libc/sys/linux/include/netns/spp_var.h: Ditto.
	* libc/sys/linux/include/rpc/Makefile: Ditto.
	* libc/sys/linux/include/rpc/auth.h: Ditto.
	* libc/sys/linux/include/rpc/auth_des.h: Ditto.
	* libc/sys/linux/include/rpc/auth_kerb.h: Ditto.
	* libc/sys/linux/include/rpc/auth_unix.h: Ditto.
	* libc/sys/linux/include/rpc/clnt.h: Ditto.
	* libc/sys/linux/include/rpc/clnt_soc.h: Ditto.
	* libc/sys/linux/include/rpc/clnt_stat.h: Ditto.
	* libc/sys/linux/include/rpc/des.h: Ditto.
	* libc/sys/linux/include/rpc/des_crypt.h: Ditto.
	* libc/sys/linux/include/rpc/nettype.h: Ditto.
	* libc/sys/linux/include/rpc/pmap_clnt.h: Ditto.
	* libc/sys/linux/include/rpc/pmap_prot.h: Ditto.
	* libc/sys/linux/include/rpc/pmap_rmt.h: Ditto.
	* libc/sys/linux/include/rpc/raw.h: Ditto.
	* libc/sys/linux/include/rpc/rpc.h: Ditto.
	* libc/sys/linux/include/rpc/rpc_com.h: Ditto.
	* libc/sys/linux/include/rpc/rpc_msg.h: Ditto.
	* libc/sys/linux/include/rpc/rpcb_clnt.h: Ditto.
	* libc/sys/linux/include/rpc/rpcb_prot.h: Ditto.
	* libc/sys/linux/include/rpc/rpcb_prot.x: Ditto.
	* libc/sys/linux/include/rpc/rpcent.h: Ditto.
	* libc/sys/linux/include/rpc/svc.h: Ditto.
	* libc/sys/linux/include/rpc/svc_auth.h: Ditto.
	* libc/sys/linux/include/rpc/svc_dg.h: Ditto.
	* libc/sys/linux/include/rpc/svc_soc.h: Ditto.
	* libc/sys/linux/include/rpc/types.h: Ditto.
	* libc/sys/linux/include/rpc/xdr.h: Ditto.
	* libc/sys/linux/intl/Makefile.am: Ditto.
	* libc/sys/linux/intl/Makefile.in: Ditto.
	* libc/sys/linux/intl/bindtextdom.c: Ditto.
	* libc/sys/linux/intl/catgets.c: Ditto.
	* libc/sys/linux/intl/catgetsinfo.h: Ditto.
	* libc/sys/linux/intl/config.h: Ditto.
	* libc/sys/linux/intl/dcgettext.c: Ditto.
	* libc/sys/linux/intl/dcigettext.c: Ditto.
	* libc/sys/linux/intl/dcngettext.c: Ditto.
	* libc/sys/linux/intl/dgettext.c: Ditto.
	* libc/sys/linux/intl/dngettext.c: Ditto.
	* libc/sys/linux/intl/explodename.c: Ditto.
	* libc/sys/linux/intl/finddomain.c: Ditto.
	* libc/sys/linux/intl/gettext.c: Ditto.
	* libc/sys/linux/intl/gettext.h: Ditto.
	* libc/sys/linux/intl/gettextP.h: Ditto.
	* libc/sys/linux/intl/hash-string.h: Ditto.
	* libc/sys/linux/intl/l10nflist.c: Ditto.
	* libc/sys/linux/intl/loadinfo.h: Ditto.
	* libc/sys/linux/intl/loadmsgcat.c: Ditto.
	* libc/sys/linux/intl/locale.alias: Ditto.
	* libc/sys/linux/intl/localealias.c: Ditto.
	* libc/sys/linux/intl/ngettext.c: Ditto.
	* libc/sys/linux/intl/open_catalog.c: Ditto.
	* libc/sys/linux/intl/plural.c: Ditto.
	* libc/sys/linux/intl/plural.y: Ditto.
	* libc/sys/linux/intl/stpcpy.c: Ditto.
	* libc/sys/linux/intl/textdomain.c: Ditto.
	* libc/sys/linux/linuxthreads/LICENSE: Ditto.
	* libc/sys/linux/linuxthreads/Makefile.am: Ditto.
	* libc/sys/linux/linuxthreads/Makefile.in: Ditto.
	* libc/sys/linux/linuxthreads/aclocal.m4: Ditto.
	* libc/sys/linux/linuxthreads/attr.c: Ditto.
	* libc/sys/linux/linuxthreads/barrier.c: Ditto.
	* libc/sys/linux/linuxthreads/bp-sym.h: Ditto.
	* libc/sys/linux/linuxthreads/cancel.c: Ditto.
	* libc/sys/linux/linuxthreads/condvar.c: Ditto.
	* libc/sys/linux/linuxthreads/config.h: Ditto.
	* libc/sys/linux/linuxthreads/configure: Ditto.
	* libc/sys/linux/linuxthreads/configure.in: Ditto.
	* libc/sys/linux/linuxthreads/defs.awk: Ditto.
	* libc/sys/linux/linuxthreads/ecmutex.c: Ditto.
	* libc/sys/linux/linuxthreads/events.c: Ditto.
	* libc/sys/linux/linuxthreads/getcpuclockid.c: Ditto.
	* libc/sys/linux/linuxthreads/getreent.c: Ditto.
	* libc/sys/linux/linuxthreads/internals.h: Ditto.
	* libc/sys/linux/linuxthreads/join.c: Ditto.
	* libc/sys/linux/linuxthreads/joinrace.c: Ditto.
	* libc/sys/linux/linuxthreads/kernel-features.h: Ditto.
	* libc/sys/linux/linuxthreads/libc-internal.h: Ditto.
	* libc/sys/linux/linuxthreads/libc-symbols.h: Ditto.
	* libc/sys/linux/linuxthreads/linuxthreads.texi: Ditto.
	* libc/sys/linux/linuxthreads/lockfile.c: Ditto.
	* libc/sys/linux/linuxthreads/manager.c: Ditto.
	* libc/sys/linux/linuxthreads/mq_notify.c: Ditto.
	* libc/sys/linux/linuxthreads/mutex.c: Ditto.
	* libc/sys/linux/linuxthreads/no-tsd.c: Ditto.
	* libc/sys/linux/linuxthreads/oldsemaphore.c: Ditto.
	* libc/sys/linux/linuxthreads/posix-timer.h: Ditto.
	* libc/sys/linux/linuxthreads/prio.c: Ditto.
	* libc/sys/linux/linuxthreads/proc_service.h: Ditto.
	* libc/sys/linux/linuxthreads/pt-machine.c: Ditto.
	* libc/sys/linux/linuxthreads/ptclock_gettime.c: Ditto.
	* libc/sys/linux/linuxthreads/ptclock_settime.c: Ditto.
	* libc/sys/linux/linuxthreads/ptfork.c: Ditto.
	* libc/sys/linux/linuxthreads/pthread.c: Ditto.
	* libc/sys/linux/linuxthreads/ptlongjmp.c: Ditto.
	* libc/sys/linux/linuxthreads/queue.h: Ditto.
	* libc/sys/linux/linuxthreads/reent.c: Ditto.
	* libc/sys/linux/linuxthreads/reqsyscalls.c: Ditto.
	* libc/sys/linux/linuxthreads/restart.h: Ditto.
	* libc/sys/linux/linuxthreads/rwlock.c: Ditto.
	* libc/sys/linux/linuxthreads/semaphore.c: Ditto.
	* libc/sys/linux/linuxthreads/semaphore.h: Ditto.
	* libc/sys/linux/linuxthreads/shlib-compat.h: Ditto.
	* libc/sys/linux/linuxthreads/signals.c: Ditto.
	* libc/sys/linux/linuxthreads/specific.c: Ditto.
	* libc/sys/linux/linuxthreads/spinlock.c: Ditto.
	* libc/sys/linux/linuxthreads/spinlock.h: Ditto.
	* libc/sys/linux/linuxthreads/sysctl.c: Ditto.
	* libc/sys/linux/linuxthreads/td_init.c: Ditto.
	* libc/sys/linux/linuxthreads/td_log.c: Ditto.
	* libc/sys/linux/linuxthreads/td_symbol_list.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_clear_event.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_delete.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_enable_stats.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_event_addr.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_event_getmsg.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_get_nthreads.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_get_ph.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_get_stats.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_map_id2thr.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_map_lwp2thr.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_new.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_reset_stats.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_set_event.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_setconcurrency.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_thr_iter.c: Ditto.
	* libc/sys/linux/linuxthreads/td_ta_tsd_iter.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_clear_event.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_dbresume.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_dbsuspend.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_event_enable.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_event_getmsg.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_get_info.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_getfpregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_getgregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_getxregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_getxregsize.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_set_event.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_setfpregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_setgregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_setprio.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_setsigpending.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_setxregs.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_sigsetmask.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_tsd.c: Ditto.
	* libc/sys/linux/linuxthreads/td_thr_validate.c: Ditto.
	* libc/sys/linux/linuxthreads/testrtsig.h: Ditto.
	* libc/sys/linux/linuxthreads/thread_db.h: Ditto.
	* libc/sys/linux/linuxthreads/thread_dbP.h: Ditto.
	* libc/sys/linux/linuxthreads/timer_create.c: Ditto.
	* libc/sys/linux/linuxthreads/timer_delete.c: Ditto.
	* libc/sys/linux/linuxthreads/timer_getoverr.c: Ditto.
	* libc/sys/linux/linuxthreads/timer_gettime.c: Ditto.
	* libc/sys/linux/linuxthreads/timer_routines.c: Ditto.
	* libc/sys/linux/linuxthreads/timer_settime.c: Ditto.
	* libc/sys/linux/linuxthreads/tst-cancel.c: Ditto.
	* libc/sys/linux/linuxthreads/tst-context.c: Ditto.
	* libc/sys/linux/linuxthreads/tststack.c: Ditto.
	* libc/sys/linux/linuxthreads/unload.c: Ditto.
	* libc/sys/linux/linuxthreads/weaks.c: Ditto.
	* libc/sys/linux/linuxthreads/wrapsyscall.c: Ditto.
	* libc/sys/linux/linuxthreads/bits/initspin.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/libc-lock.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/libc-tsd.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/local_lim.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/posix_opt.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/pthreadtypes.h: Ditto.
	* libc/sys/linux/linuxthreads/bits/sigthread.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/Makefile.am: Ditto.
	* libc/sys/linux/linuxthreads/machine/Makefile.in: Ditto.
	* libc/sys/linux/linuxthreads/machine/aclocal.m4: Ditto.
	* libc/sys/linux/linuxthreads/machine/configure: Ditto.
	* libc/sys/linux/linuxthreads/machine/configure.in: Ditto.
	* libc/sys/linux/linuxthreads/machine/generic/generic-sysd: Ditto.ep.h
	* libc/sys/linux/linuxthreads/machine/i386/Makefile.am: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/Makefile.in: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/aclocal.m4: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/bp-asm.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/clone.S: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/configure: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/configure.in: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/i386-sysdep.S: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/i386-sysdep.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/pspinlock.c: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/pt-machine.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/sigcontextinfo.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/stackinfo.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/sysdep.S: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/sysdep.h: Ditto.
	* libc/sys/linux/linuxthreads/machine/i386/useldt.h: Ditto.
	* libc/sys/linux/machine/i386/dl-machine.h: Ditto.
	* libc/sys/linux/net/Makefile.am: Ditto.
	* libc/sys/linux/net/Makefile.in: Ditto.
	* libc/sys/linux/net/addr2ascii.3: Ditto.
	* libc/sys/linux/net/addr2ascii.c: Ditto.
	* libc/sys/linux/net/ascii2addr.c: Ditto.
	* libc/sys/linux/net/base64.c: Ditto.
	* libc/sys/linux/net/bindresvport.c: Ditto.
	* libc/sys/linux/net/byteorder.3: Ditto.
	* libc/sys/linux/net/ether_addr.c: Ditto.
	* libc/sys/linux/net/ethers.3: Ditto.
	* libc/sys/linux/net/getaddrinfo.3: Ditto.
	* libc/sys/linux/net/getaddrinfo.c: Ditto.
	* libc/sys/linux/net/gethostbydns.c: Ditto.
	* libc/sys/linux/net/gethostbyht.c: Ditto.
	* libc/sys/linux/net/gethostbyname.3: Ditto.
	* libc/sys/linux/net/gethostbynis.c: Ditto.
	* libc/sys/linux/net/gethostnamadr.c: Ditto.
	* libc/sys/linux/net/getifaddrs.3: Ditto.
	* libc/sys/linux/net/getifaddrs.c: Ditto.
	* libc/sys/linux/net/getipnodebyname.3: Ditto.
	* libc/sys/linux/net/getnameinfo.3: Ditto.
	* libc/sys/linux/net/getnameinfo.c: Ditto.
	* libc/sys/linux/net/getnetbydns.c: Ditto.
	* libc/sys/linux/net/getnetbyht.c: Ditto.
	* libc/sys/linux/net/getnetbynis.c: Ditto.
	* libc/sys/linux/net/getnetent.3: Ditto.
	* libc/sys/linux/net/getnetnamadr.c: Ditto.
	* libc/sys/linux/net/getproto.c: Ditto.
	* libc/sys/linux/net/getprotoent.3: Ditto.
	* libc/sys/linux/net/getprotoent.c: Ditto.
	* libc/sys/linux/net/getprotoname.c: Ditto.
	* libc/sys/linux/net/getservbyname.c: Ditto.
	* libc/sys/linux/net/getservbyport.c: Ditto.
	* libc/sys/linux/net/getservent.3: Ditto.
	* libc/sys/linux/net/getservent.c: Ditto.
	* libc/sys/linux/net/herror.c: Ditto.
	* libc/sys/linux/net/hesiod.3: Ditto.
	* libc/sys/linux/net/hesiod.c: Ditto.
	* libc/sys/linux/net/if_indextoname.3: Ditto.
	* libc/sys/linux/net/ifname.c: Ditto.
	* libc/sys/linux/net/inet.3: Ditto.
	* libc/sys/linux/net/inet6_option_s: Ditto.pace.3
	* libc/sys/linux/net/inet6_rthdr_space.3: Ditto.
	* libc/sys/linux/net/inet_addr.c: Ditto.
	* libc/sys/linux/net/inet_lnaof.c: Ditto.
	* libc/sys/linux/net/inet_makeaddr.c: Ditto.
	* libc/sys/linux/net/inet_net.3: Ditto.
	* libc/sys/linux/net/inet_net_ntop.c: Ditto.
	* libc/sys/linux/net/inet_net_pton.c: Ditto.
	* libc/sys/linux/net/inet_neta.c: Ditto.
	* libc/sys/linux/net/inet_netof.c: Ditto.
	* libc/sys/linux/net/inet_network.c: Ditto.
	* libc/sys/linux/net/inet_ntoa.c: Ditto.
	* libc/sys/linux/net/inet_ntop.c: Ditto.
	* libc/sys/linux/net/inet_pton.c: Ditto.
	* libc/sys/linux/net/innetgr-stub.c: Ditto.
	* libc/sys/linux/net/ip6opt.c: Ditto.
	* libc/sys/linux/net/iso_addr.3: Ditto.
	* libc/sys/linux/net/iso_addr.c: Ditto.
	* libc/sys/linux/net/issetugid-stub.c: Ditto.
	* libc/sys/linux/net/linkaddr.3: Ditto.
	* libc/sys/linux/net/linkaddr.c: Ditto.
	* libc/sys/linux/net/map_v4v6.c: Ditto.
	* libc/sys/linux/net/name6.c: Ditto.
	* libc/sys/linux/net/namespace.h: Ditto.
	* libc/sys/linux/net/ns.3: Ditto.
	* libc/sys/linux/net/ns_addr.c: Ditto.
	* libc/sys/linux/net/ns_name.c: Ditto.
	* libc/sys/linux/net/ns_netint.c: Ditto.
	* libc/sys/linux/net/ns_ntoa.c: Ditto.
	* libc/sys/linux/net/ns_parse.c: Ditto.
	* libc/sys/linux/net/ns_print.c: Ditto.
	* libc/sys/linux/net/ns_ttl.c: Ditto.
	* libc/sys/linux/net/nsap_addr.c: Ditto.
	* libc/sys/linux/net/nsdispatch.3: Ditto.
	* libc/sys/linux/net/nsdispatch.c: Ditto.
	* libc/sys/linux/net/nslexer.c: Ditto.
	* libc/sys/linux/net/nslexer.l: Ditto.
	* libc/sys/linux/net/nsparser.c: Ditto.
	* libc/sys/linux/net/nsparser.h: Ditto.
	* libc/sys/linux/net/nsparser.y: Ditto.
	* libc/sys/linux/net/rcmd.3: Ditto.
	* libc/sys/linux/net/rcmd.c: Ditto.
	* libc/sys/linux/net/rcmdsh.3: Ditto.
	* libc/sys/linux/net/rcmdsh.c: Ditto.
	* libc/sys/linux/net/recv.c: Ditto.
	* libc/sys/linux/net/res_comp.c: Ditto.
	* libc/sys/linux/net/res_config.h: Ditto.
	* libc/sys/linux/net/res_data.c: Ditto.
	* libc/sys/linux/net/res_debug.c: Ditto.
	* libc/sys/linux/net/res_init.c: Ditto.
	* libc/sys/linux/net/res_mkquery.c: Ditto.
	* libc/sys/linux/net/res_mkupdate.c: Ditto.
	* libc/sys/linux/net/res_query.c: Ditto.
	* libc/sys/linux/net/res_send.c: Ditto.
	* libc/sys/linux/net/res_update.c: Ditto.
	* libc/sys/linux/net/resolver.3: Ditto.
	* libc/sys/linux/net/rthdr.c: Ditto.
	* libc/sys/linux/net/send.c: Ditto.
	* libc/sys/linux/net/un-namespace.h: Ditto.
	* libc/sys/linux/net/vars.c: Ditto.
	* libc/sys/linux/stdlib/COPYRIGHT: Ditto.
	* libc/sys/linux/stdlib/Makefile.am: Ditto.
	* libc/sys/linux/stdlib/Makefile.in: Ditto.
	* libc/sys/linux/stdlib/cclass.h: Ditto.
	* libc/sys/linux/stdlib/cname.h: Ditto.
	* libc/sys/linux/stdlib/collate.c: Ditto.
	* libc/sys/linux/stdlib/collate.h: Ditto.
	* libc/sys/linux/stdlib/collcmp.c: Ditto.
	* libc/sys/linux/stdlib/engine.c: Ditto.
	* libc/sys/linux/stdlib/fnmatch.3: Ditto.
	* libc/sys/linux/stdlib/fnmatch.c: Ditto.
	* libc/sys/linux/stdlib/glob.3: Ditto.
	* libc/sys/linux/stdlib/glob.c: Ditto.
	* libc/sys/linux/stdlib/reallocf.c: Ditto.
	* libc/sys/linux/stdlib/regcomp.c: Ditto.
	* libc/sys/linux/stdlib/regerror.c: Ditto.
	* libc/sys/linux/stdlib/regex.3: Ditto.
	* libc/sys/linux/stdlib/regex2.h: Ditto.
	* libc/sys/linux/stdlib/regexec.c: Ditto.
	* libc/sys/linux/stdlib/regfree.c: Ditto.
	* libc/sys/linux/stdlib/utils.h: Ditto.
	* libc/sys/linux/stdlib/wordexp.c: Ditto.
	* libc/sys/linux/stdlib/wordfree.c: Ditto.
	* libc/sys/linux/sys/dlfcn.h: Ditto.
	* libc/sys/linux/sys/elfclass.h: Ditto.
	* libc/sys/linux/sys/event.h: Ditto.
	* libc/sys/linux/sys/ioccom.h: Ditto.
	* libc/sys/linux/sys/libc-tsd.h: Ditto.
	* libc/sys/linux/sys/link.h: Ditto.
	* libc/sys/linux/sys/lock.h: Ditto.
	* libc/sys/linux/sys/param.h: Ditto.
	* libc/sys/linux/sys/socket.h: Ditto.
	* libc/sys/linux/sys/sockio.h: Ditto.

1 files changed, 424 insertions, 0 deletions

diff --git a/newlib/libc/sys/linux/net/res_query.c b/newlib/libc/sys/linux/net/res_query.c
new file mode 100644
index 000000000..ee6775d99
--- /dev/null
+++ b/newlib/libc/sys/linux/net/res_query.c
@@ -0,0 +1,424 @@
+/*
+ * 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:
+ * 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.
+ */
+
+/*
+ * Portions Copyright (c) 1996 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 INTERNET SOFTWARE CONSORTIUM DISCLAIMS
+ * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
+ * CONSORTIUM 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 char sccsid[] = "@(#)res_query.c	8.1 (Berkeley) 6/4/93";
+static char orig_rcsid = "From: Id: res_query.c,v 8.14 1997/06/09 17:47:05 halley Exp $";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <arpa/nameser.h>
+#include <ctype.h>
+#include <errno.h>
+#include <netdb.h>
+#include <resolv.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "res_config.h"
+
+#if PACKETSZ > 1024
+#define MAXPACKET	PACKETSZ
+#else
+#define MAXPACKET	1024
+#endif
+
+/*
+ * Formulate a normal query, send, and await answer.
+ * Returned answer is placed in supplied buffer "answer".
+ * Perform preliminary check of answer, returning success only
+ * if no error is indicated and the answer count is nonzero.
+ * Return the size of the response on success, -1 on error.
+ * Error number is left in h_errno.
+ *
+ * Caller must parse answer and determine whether it answers the question.
+ */
+int
+res_query(name, class, type, answer, anslen)
+	const char *name;	/* domain name */
+	int class, type;	/* class and type of query */
+	u_char *answer;		/* buffer to put answer */
+	int anslen;		/* size of answer buffer */
+{
+	u_char buf[MAXPACKET];
+	HEADER *hp = (HEADER *) answer;
+	int n;
+
+	hp->rcode = NOERROR;	/* default */
+
+	if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
+		h_errno = NETDB_INTERNAL;
+		return (-1);
+	}
+#ifdef DEBUG
+	if (_res.options & RES_DEBUG)
+		printf(";; res_query(%s, %d, %d)\n", name, class, type);
+#endif
+
+	n = res_mkquery(QUERY, name, class, type, NULL, 0, NULL,
+			buf, sizeof(buf));
+	if (n > 0 && (_res.options & RES_USE_EDNS0) != 0)
+		n = res_opt(n, buf, sizeof(buf), anslen);
+	if (n <= 0) {
+#ifdef DEBUG
+		if (_res.options & RES_DEBUG)
+			printf(";; res_query: mkquery failed\n");
+#endif
+		h_errno = NO_RECOVERY;
+		return (n);
+	}
+	n = res_send(buf, n, answer, anslen);
+	if (n < 0) {
+#ifdef DEBUG
+		if (_res.options & RES_DEBUG)
+			printf(";; res_query: send error\n");
+#endif
+		h_errno = TRY_AGAIN;
+		return (n);
+	}
+
+	if (hp->rcode != NOERROR || ntohs(hp->ancount) == 0) {
+#ifdef DEBUG
+		if (_res.options & RES_DEBUG)
+			printf(";; rcode = %d, ancount=%d\n", hp->rcode,
+			    ntohs(hp->ancount));
+#endif
+		switch (hp->rcode) {
+		case NXDOMAIN:
+			h_errno = HOST_NOT_FOUND;
+			break;
+		case SERVFAIL:
+			h_errno = TRY_AGAIN;
+			break;
+		case NOERROR:
+			h_errno = NO_DATA;
+			break;
+		case FORMERR:
+		case NOTIMP:
+		case REFUSED:
+		default:
+			h_errno = NO_RECOVERY;
+			break;
+		}
+		return (-1);
+	}
+	return (n);
+}
+
+/*
+ * Formulate a normal query, send, and retrieve answer in supplied buffer.
+ * Return the size of the response on success, -1 on error.
+ * If enabled, implement search rules until answer or unrecoverable failure
+ * is detected.  Error code, if any, is left in h_errno.
+ */
+int
+res_search(name, class, type, answer, anslen)
+	const char *name;	/* domain name */
+	int class, type;	/* class and type of query */
+	u_char *answer;		/* buffer to put answer */
+	int anslen;		/* size of answer */
+{
+	const char *cp, * const *domain;
+	HEADER *hp = (HEADER *) answer;
+	u_int dots;
+	int trailing_dot, ret, saved_herrno;
+	int got_nodata = 0, got_servfail = 0, tried_as_is = 0;
+
+	if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
+		h_errno = NETDB_INTERNAL;
+		return (-1);
+	}
+	errno = 0;
+	h_errno = HOST_NOT_FOUND;	/* default, if we never query */
+	dots = 0;
+	for (cp = name; *cp; cp++)
+		dots += (*cp == '.');
+	trailing_dot = 0;
+	if (cp > name && *--cp == '.')
+		trailing_dot++;
+
+	/* If there aren't any dots, it could be a user-level alias */
+	if (!dots && (cp = hostalias(name)) != NULL)
+		return (res_query(cp, class, type, answer, anslen));
+
+	/*
+	 * If there are dots in the name already, let's just give it a try
+	 * 'as is'.  The threshold can be set with the "ndots" option.
+	 */
+	saved_herrno = -1;
+	if (dots >= _res.ndots) {
+		ret = res_querydomain(name, NULL, class, type, answer, anslen);
+		if (ret > 0)
+			return (ret);
+		saved_herrno = h_errno;
+		tried_as_is++;
+	}
+
+	/*
+	 * We do at least one level of search if
+	 *	- there is no dot and RES_DEFNAME is set, or
+	 *	- there is at least one dot, there is no trailing dot,
+	 *	  and RES_DNSRCH is set.
+	 */
+	if ((!dots && (_res.options & RES_DEFNAMES)) ||
+	    (dots && !trailing_dot && (_res.options & RES_DNSRCH))) {
+		int done = 0;
+
+		for (domain = (const char * const *)_res.dnsrch;
+		     *domain && !done;
+		     domain++) {
+
+			ret = res_querydomain(name, *domain, class, type,
+					      answer, anslen);
+			if (ret > 0)
+				return (ret);
+
+			/*
+			 * If no server present, give up.
+			 * If name isn't found in this domain,
+			 * keep trying higher domains in the search list
+			 * (if that's enabled).
+			 * On a NO_DATA error, keep trying, otherwise
+			 * a wildcard entry of another type could keep us
+			 * from finding this entry higher in the domain.
+			 * If we get some other error (negative answer or
+			 * server failure), then stop searching up,
+			 * but try the input name below in case it's
+			 * fully-qualified.
+			 */
+			if (errno == ECONNREFUSED) {
+				h_errno = TRY_AGAIN;
+				return (-1);
+			}
+
+			switch (h_errno) {
+			case NO_DATA:
+				got_nodata++;
+				/* FALLTHROUGH */
+			case HOST_NOT_FOUND:
+				/* keep trying */
+				break;
+			case TRY_AGAIN:
+				if (hp->rcode == SERVFAIL) {
+					/* try next search element, if any */
+					got_servfail++;
+					break;
+				}
+				/* FALLTHROUGH */
+			default:
+				/* anything else implies that we're done */
+				done++;
+			}
+
+			/* if we got here for some reason other than DNSRCH,
+			 * we only wanted one iteration of the loop, so stop.
+			 */
+			if (!(_res.options & RES_DNSRCH))
+				done++;
+		}
+	}
+
+	/*
+	 * If we have not already tried the name "as is", do that now.
+	 * note that we do this regardless of how many dots were in the
+	 * name or whether it ends with a dot unless NOTLDQUERY is set.
+	 */
+	if (!tried_as_is && (dots || !(_res.options & RES_NOTLDQUERY))) {
+		ret = res_querydomain(name, NULL, class, type, answer, anslen);
+		if (ret > 0)
+			return (ret);
+	}
+
+	/* if we got here, we didn't satisfy the search.
+	 * if we did an initial full query, return that query's h_errno
+	 * (note that we wouldn't be here if that query had succeeded).
+	 * else if we ever got a nodata, send that back as the reason.
+	 * else send back meaningless h_errno, that being the one from
+	 * the last DNSRCH we did.
+	 */
+	if (saved_herrno != -1)
+		h_errno = saved_herrno;
+	else if (got_nodata)
+		h_errno = NO_DATA;
+	else if (got_servfail)
+		h_errno = TRY_AGAIN;
+	return (-1);
+}
+
+/*
+ * Perform a call on res_query on the concatenation of name and domain,
+ * removing a trailing dot from name if domain is NULL.
+ */
+int
+res_querydomain(name, domain, class, type, answer, anslen)
+	const char *name, *domain;
+	int class, type;	/* class and type of query */
+	u_char *answer;		/* buffer to put answer */
+	int anslen;		/* size of answer */
+{
+	char nbuf[MAXDNAME];
+	const char *longname = nbuf;
+	int n, d;
+
+	if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
+		h_errno = NETDB_INTERNAL;
+		return (-1);
+	}
+#ifdef DEBUG
+	if (_res.options & RES_DEBUG)
+		printf(";; res_querydomain(%s, %s, %d, %d)\n",
+		       name, domain?domain:"<Nil>", class, type);
+#endif
+	if (domain == NULL) {
+		/*
+		 * Check for trailing '.';
+		 * copy without '.' if present.
+		 */
+		n = strlen(name);
+		if (n >= MAXDNAME) {
+			h_errno = NO_RECOVERY;
+			return (-1);
+		}
+		n--;
+		if (n >= 0 && name[n] == '.') {
+			strncpy(nbuf, name, n);
+			nbuf[n] = '\0';
+		} else
+			longname = name;
+	} else {
+		n = strlen(name);
+		d = strlen(domain);
+		if (n + d + 1 >= MAXDNAME) {
+			h_errno = NO_RECOVERY;
+			return (-1);
+		}
+		sprintf(nbuf, "%s.%s", name, domain);
+	}
+	return (res_query(longname, class, type, answer, anslen));
+}
+
+const char *
+hostalias(name)
+	const char *name;
+{
+	char *cp1, *cp2;
+	FILE *fp;
+	char *file;
+	char buf[BUFSIZ];
+	static char abuf[MAXDNAME];
+
+	if (_res.options & RES_NOALIASES)
+		return (NULL);
+	if (issetugid())
+		return (NULL);
+	file = getenv("HOSTALIASES");
+	if (file == NULL || (fp = fopen(file, "r")) == NULL)
+		return (NULL);
+	setbuf(fp, NULL);
+	buf[sizeof(buf) - 1] = '\0';
+	while (fgets(buf, sizeof(buf), fp)) {
+		for (cp1 = buf; *cp1 && !isspace((unsigned char)*cp1); ++cp1)
+			;
+		if (!*cp1)
+			break;
+		*cp1 = '\0';
+		if (!strcasecmp(buf, name)) {
+			while (isspace((unsigned char)*++cp1))
+				;
+			if (!*cp1)
+				break;
+			for (cp2 = cp1 + 1; *cp2 && !isspace((unsigned char)*cp2); ++cp2)
+				;
+			abuf[sizeof(abuf) - 1] = *cp2 = '\0';
+			strncpy(abuf, cp1, sizeof(abuf) - 1);
+			fclose(fp);
+			return (abuf);
+		}
+	}
+	fclose(fp);
+	return (NULL);
+}
+
+/*
+ * Weak aliases for applications that use certain private entry points,
+ * and fail to include <resolv.h>.
+ */
+#undef res_query
+__weak_reference(__res_query, res_query);
+#undef res_search
+__weak_reference(__res_search, res_search);
+#undef res_querydomain
+__weak_reference(__res_querydomain, res_querydomain);