dnl Copyright (C) 1998, 1999, 2000  Internet Software Consortium.
dnl 
dnl Permission to use, copy, modify, and distribute this software for any
dnl purpose with or without fee is hereby granted, provided that the above
dnl copyright notice and this permission notice appear in all copies.
dnl 
dnl THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
dnl ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
dnl OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
dnl CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
dnl DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
dnl PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
dnl ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
dnl SOFTWARE.

AC_REVISION($Revision: 1.96 $)

AC_PREREQ(2.13)

AC_INIT(lib/dns/name.c)
AC_CONFIG_HEADER(config.h)

AC_CANONICAL_HOST

AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_PROG_INSTALL

STD_CINCLUDES=""
STD_CDEFINES=""
STD_CWARNINGS=""
AC_SUBST(STD_CINCLUDES)
AC_SUBST(STD_CDEFINES)
AC_SUBST(STD_CWARNINGS)

AC_PATH_PROG(AR, ar)
ARFLAGS="cruv"
AC_SUBST(AR)
AC_SUBST(ARFLAGS)

dnl
dnl On these hosts, we really want to use cc, not gcc, even if it is
dnl found.  The gcc that these systems have will not correctly handle
dnl pthreads.
dnl
dnl However, if the user sets $CC to be something, let that override
dnl our change.
dnl
if test "X$CC" = "X" ; then
	case "$host" in
		*-dec-osf*)
			CC="cc"
			;;
		*-sun-solaris*)
			IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
			for ac_dir in $PATH; do
				test -z "$ac_dir" && ac_dir=.
				case "$ac_dir" in
				/usr/ucb)
					# exclude
					;;
				*)
					if test -f "$ac_dir/cc"; then
						CC="$ac_dir/cc"
						break
					fi
					;;
				esac
			done
			IFS="$ac_save_ifs"
			;;
		*-hp-hpux*)
			CC="cc"
			;;
		mips-sgi-irix*)
			CC="cc"
			;;
	esac
fi

dnl
dnl NetBSD has two alternative pthreads implementations.  Make the 
dnl user choose one by saying --with-mit-pthreads or --with-ptl2
dnl if necessary.
dnl

case "$host" in
  *-netbsd*)
	CC="gcc"
	AC_MSG_CHECKING(which thread library to use)

	AC_ARG_WITH(mit-pthreads, 
	    [  --with-mit-pthreads	use the mit-pthreads thread library],
	    use_mit_pthreads="$withval", use_mit_pthreads="no")
	
	AC_ARG_WITH(ptl2,
	    [  --with-ptl2		use the ptl2 thread library],
	    use_ptl2="$withval", use_ptl2="no")

        dnl If user did not choose a thread library explicitly,
        dnl try to choose one automatically.  This will work when
	dnl exactly one library is installed.

	case "$use_mit_pthreads+$use_ptl2" in
		no+no)
			if test -d /usr/pkg/pthreads
			then
				use_mit_pthreads="yes"
			fi
			if test -d /usr/pkg/PTL
			then
				use_ptl2="yes"
			fi
			;;
        esac

	case "$use_mit_pthreads+$use_ptl2" in
		yes+no)
			AC_MSG_RESULT(mit-pthreads)
			pkg="/usr/pkg/pthreads"
			lib1="-L$pkg/lib -Wl,-R$pkg/lib"
			lib2="-lpthread -lm -lgcc -lpthread"
			LIBS="$lib1 $lib2 $LIBS"
			CPPFLAGS="-I$pkg/include $CPPFLAGS"
			STD_CINCLUDES="-I$pkg/include"
			;;
		no+yes)
			AC_MSG_RESULT(PTL2)
dnl			pkg="/usr/pkg/PTL"
dnl			LIBS="-L/usr/pkg/lib -lPTL $LIBS"
dnl			STD_CINCLUDES="-nostdinc -idirafter $pkg/include"
			CC=ptlgcc
			;;
		*)
			AC_MSG_ERROR([no thread library.

Please choose a thread library using one of 

   configure --with-mit-pthreads
   configure --with-ptl2
])
			;;
		esac
		;;
esac

AC_PROG_CC
AC_PROG_YACC

AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h sys/time.h unistd.h sys/sockio.h netinet6/in6.h)

dnl
dnl HAVE_NETINET6_IN6_H needs to go in platform.h.
dnl
case "$ac_cv_header_netinet6_in6_h" in
yes)
	ISC_PLATFORM_HAVENETINET6IN6H="#define ISC_PLATFORM_HAVENETINET6IN6H 1"
	LWRES_PLATFORM_HAVENETINET6IN6H="#define LWRES_PLATFORM_HAVENETINET6IN6H 1"
	;;
no)
	ISC_PLATFORM_HAVENETINET6IN6H="#undef ISC_PLATFORM_HAVENETINET6IN6H"
	LWRES_PLATFORM_HAVENETINET6IN6H="#undef LWRES_PLATFORM_HAVENETINET6IN6H"
	;;
esac
AC_SUBST(ISC_PLATFORM_HAVENETINET6IN6H)
AC_SUBST(LWRES_PLATFORM_HAVENETINET6IN6H)

AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_HEADER_TIME

AC_CHECK_LIB(pthread, pthread_create,,
             AC_CHECK_LIB(pthread, __pthread_create)
             AC_CHECK_LIB(pthread, __pthread_create_system)
)

dnl
dnl We'd like to use sigwait() too
dnl
AC_CHECK_LIB(c, sigwait,
	     AC_DEFINE(HAVE_SIGWAIT),
             AC_CHECK_LIB(pthread, sigwait,
			  AC_DEFINE(HAVE_SIGWAIT),
			  AC_CHECK_LIB(pthread, _Psigwait,
				       AC_DEFINE(HAVE_SIGWAIT),))
)

dnl
dnl Additional OS-specific searching for sigwait.
dnl
case "$host" in
	*-freebsd*)
		AC_CHECK_LIB(c_r, sigwait, AC_DEFINE(HAVE_SIGWAIT),)
		;;
esac

dnl
dnl Make sure we get the right sigwait() semantics...
dnl
case "$host" in
	*-sun-solaris*)
		AC_DEFINE(_POSIX_PTHREAD_SEMANTICS)
		;;
esac

dnl
dnl NLS
dnl
AC_CHECK_FUNC(catgets, AC_DEFINE(HAVE_CATGETS),)

dnl
dnl BSDI 3.1 through 4.0.1 needs pthread_init() to be called before certain
dnl pthreads calls.  LinuxThreads requires some changes to the way we deal with
dnl signals.
dnl
case "$host" in
	*-bsdi3.1*|*-bsdi4.0*)
		AC_DEFINE(NEED_PTHREAD_INIT)
		;;
	*-linux*)
		AC_DEFINE(HAVE_LINUXTHREADS)
		;;
esac

dnl

dnl -lxnet buys us one big porting headache...  standards, gotta love 'em.
dnl
dnl AC_CHECK_LIB(xnet, socket, ,
dnl    AC_CHECK_LIB(socket, socket)
dnl    AC_CHECK_LIB(nsl, inet_ntoa)
dnl )
dnl
dnl Use this for now, instead:
dnl
case "$host" in
	mips-sgi-irix*)
		;;
	*)
		AC_CHECK_LIB(socket, socket)
		AC_CHECK_LIB(nsl, inet_ntoa)
		;;
esac

MKDEPCC="$CC"
MKDEPCFLAGS="-M"
if test "X$GCC" = "Xyes"; then
	STD_CWARNINGS="$STD_CWARNINGS -W -Wall -Wmissing-prototypes"
	case "$host" in
		*-freebsd*)
			CC="$CC -pthread"
			STD_CDEFINES="$STD_CDEFINES -D_THREAD_SAFE"
			;;
		*-openbsd*)
			CC="$CC -pthread"
			;;
		*-sun-solaris*)
			LIBS="$LIBS -lthread"
			;;
	esac
else
	case "$host" in
		*-dec-osf*)
			CC="$CC -std -pthread"
			MKDEPCC="$CC"
			;;
		*-sun-solaris*)
			CC="$CC -mt"
			MKDEPCC="$CC"
			MKDEPCFLAGS="-xM"
			;;
		*-hp-hpux*)
			CC="$CC -Ae -z +w1"
			MKDEPPROG='cc -Ae -E -Wp,-M >/dev/null 2>>$TMP'
			;;
	esac
fi
AC_SUBST(MKDEPCC)
AC_SUBST(MKDEPCFLAGS)
AC_SUBST(MKDEPPROG)

dnl
dnl Networking specifics.
dnl
case "$host" in
	*-dec-osf*)
		dnl Turn on 4.4BSD style sa_len support.
		AC_DEFINE(_SOCKADDR_LEN)
		;;
esac

dnl
dnl Look for a 4.4BSD-style sa_len member in struct sockaddr.
dnl

AC_MSG_CHECKING(for sa_len in struct sockaddr)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[struct sockaddr sa; sa.sa_len = 0; return (0);],
	[AC_MSG_RESULT(yes)
	ISC_PLATFORM_HAVESALEN="#define ISC_PLATFORM_HAVESALEN 1"
	LWRES_PLATFORM_HAVESALEN="#define LWRES_PLATFORM_HAVESALEN 1"],
	[AC_MSG_RESULT(no)
	ISC_PLATFORM_HAVESALEN="#undef ISC_PLATFORM_HAVESALEN"
	LWRES_PLATFORM_HAVESALEN="#undef LWRES_PLATFORM_HAVESALEN"])
AC_SUBST(ISC_PLATFORM_HAVESALEN)
AC_SUBST(LWRES_PLATFORM_HAVESALEN)

dnl
dnl Look for a 4.4BSD or 4.3BSD struct msghdr
dnl

AC_MSG_CHECKING(for struct msghdr flavor)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[struct msghdr msg; msg.msg_flags = 0; return (0);],
	[AC_MSG_RESULT(4.4BSD)
	ISC_PLATFORM_MSGHDRFLAVOR="#define ISC_NET_BSD44MSGHDR 1"],
	[AC_MSG_RESULT(4.3BSD)
	ISC_PLATFORM_MSGHDRFLAVOR="#define ISC_NET_BSD43MSGHDR 1"])
AC_SUBST(ISC_PLATFORM_MSGHDRFLAVOR)

dnl
dnl Look for in_port_t.
dnl
AC_MSG_CHECKING(for type in_port_t)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <netinet/in.h>],
[in_port_t port = 25; return (0);],
	[AC_MSG_RESULT(yes)
	ISC_PLATFORM_NEEDPORTT="#undef ISC_PLATFORM_NEEDPORTT"],
        [AC_MSG_RESULT(no)
	ISC_PLATFORM_NEEDPORTT="#define ISC_PLATFORM_NEEDPORTT 1"])
AC_SUBST(ISC_PLATFORM_NEEDPORTT)

dnl
dnl Check for addrinfo
dnl
AC_MSG_CHECKING(for struct addrinfo)
AC_TRY_COMPILE([
#include <netdb.h>],
[struct addrinfo a; return (0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_NEEDADDRINFO="#undef ISC_LWRES_NEEDADDRINFO"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_NEEDADDRINFO="#define ISC_LWRES_NEEDADDRINFO 1"])
AC_SUBST(ISC_LWRES_NEEDADDRINFO)

AC_MSG_CHECKING(for int sethostent)
AC_TRY_COMPILE([
#include <netdb.h>],
[int i = sethostent(0); return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_SETHOSTENTINT="#define ISC_LWRES_SETHOSTENTINT 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_SETHOSTENTINT="#undef ISC_LWRES_SETHOSTENTINT"])
AC_SUBST(ISC_LWRES_SETHOSTENTINT)

AC_MSG_CHECKING(for int endhostent)
AC_TRY_COMPILE([
#include <netdb.h>],
[int i = endhostent(); return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_ENDHOSTENTINT="#define ISC_LWRES_ENDHOSTENTINT 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_ENDHOSTENTINT="#undef ISC_LWRES_ENDHOSTENTINT"])
AC_SUBST(ISC_LWRES_ENDHOSTENTINT)

AC_MSG_CHECKING(for getnetbyaddr(in_addr_t, ...))
AC_TRY_COMPILE([
#include <netdb.h>
struct netent *getnetbyaddr(in_addr_t, int);],
[],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_GETNETBYADDRINADDR="#define ISC_LWRES_GETNETBYADDRINADDR 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_GETNETBYADDRINADDR="#undef ISC_LWRES_GETNETBYADDRINADDR"])
AC_SUBST(ISC_LWRES_GETNETBYADDRINADDR)

AC_MSG_CHECKING(for int setnetent)
AC_TRY_COMPILE([
#include <netdb.h>],
[int i = setnetent(0); return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_SETNETENTINT="#define ISC_LWRES_SETNETENTINT 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_SETNETENTINT="#undef ISC_LWRES_SETNETENTINT"])
AC_SUBST(ISC_LWRES_SETNETENTINT)

AC_MSG_CHECKING(for int endnetent)
AC_TRY_COMPILE([
#include <netdb.h>],
[int i = endnetent(); return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_ENDNETENTINT="#define ISC_LWRES_ENDNETENTINT 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_ENDNETENTINT="#undef ISC_LWRES_ENDNETENTINT"])
AC_SUBST(ISC_LWRES_ENDNETENTINT)

AC_MSG_CHECKING(for gethostbyadd(const void *, size_t, ...))
AC_TRY_COMPILE([
#include <netdb.h>
struct hostent *gethostbyaddr(const void *, size_t, int);],
[return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_GETHOSTBYADDRVOID="#define ISC_LWRES_GETHOSTBYADDRVOID 1"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_GETHOSTBYADDRVOID="#undef ISC_LWRES_GETHOSTBYADDRVOID"])
AC_SUBST(ISC_LWRES_GETHOSTBYADDRVOID)

AC_MSG_CHECKING(for h_errno in netdb.h)
AC_TRY_COMPILE([
#include <netdb.h>],
[h_errno = 1; return(0);],
	[AC_MSG_RESULT(yes)
	ISC_LWRES_NEEDHERRNO="#undef ISC_LWRES_NEEDHERRNO"],
	[AC_MSG_RESULT(no)
	ISC_LWRES_NEEDHERRNO="#define ISC_LWRES_NEEDHERRNO 1"])
AC_SUBST(ISC_LWRES_NEEDHERRNO)

AC_CHECK_FUNC(getipnodebyname,
        [ISC_LWRES_GETIPNODEPROTO="#undef ISC_LWRES_GETIPNODEPROTO"],
        [ISC_LWRES_GETIPNODEPROTO="#define ISC_LWRES_GETIPNODEPROTO 1"])
AC_CHECK_FUNC(getnameinfo,
        [ISC_LWRES_GETNAMEINFOPROTO="#undef ISC_LWRES_GETNAMEINFOPROTO"],
        [ISC_LWRES_GETNAMEINFOPROTO="#define ISC_LWRES_GETNAMEINFOPROTO 1"])
AC_CHECK_FUNC(getaddrinfo,
        [ISC_LWRES_GETADDRINFOPROTO="#undef ISC_LWRES_GETADDRINFOPROTO"],
        [ISC_LWRES_GETADDRINFOPROTO="#define ISC_LWRES_GETADDRINFOPROTO 1"])
AC_SUBST(ISC_LWRES_GETIPNODEPROTO)
AC_SUBST(ISC_LWRES_GETADDRINFOPROTO)
AC_SUBST(ISC_LWRES_GETNAMEINFOPROTO)

dnl
dnl Look for a sysctl call to get the list of network interfaces.
dnl

AC_MSG_CHECKING(for interface list sysctl)
AC_EGREP_CPP(found_rt_iflist, [
#include <sys/param.h>
#include <sys/sysctl.h>
#include <sys/socket.h>
#ifdef NET_RT_IFLIST
found_rt_iflist
#endif
],
	[AC_MSG_RESULT(yes)
	 AC_DEFINE(HAVE_IFLIST_SYSCTL)],
	[AC_MSG_RESULT(no)])

dnl
dnl GNU libtool support
dnl
AC_ARG_WITH(libtool,
	    [  --with-libtool	use GNU libtool],
	    use_libtool="$withval", use_libtool="no")

case $use_libtool in
	yes)
		AM_PROG_LIBTOOL
		O=lo
		A=la
		;;
	*)
		O=o
		A=a
		LIBTOOL=
		AC_SUBST(LIBTOOL)
		;;
esac
AC_SUBST(O)
AC_SUBST(A)

dnl
dnl IPv6
dnl
AC_ARG_ENABLE(ipv6,
	[  --enable-ipv6		use IPv6 [default=autodetect]])

dnl
dnl We do the IPv6 compilation checking after libtool so that we can put
dnl the right suffix on the files.
dnl
case "$enable_ipv6" in
	yes|''|autodetect)
		AC_MSG_CHECKING(for IPv6 structures)
		AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>],
		[struct sockaddr_in6 sin6; return (0);],
			[AC_MSG_RESULT(yes)
			 found_ipv6=yes],
			[AC_MSG_RESULT(no)
			 found_ipv6=no])
		;;
	no)
		found_ipv6=no
		;;
esac

case "$found_ipv6" in
	yes)
		ISC_PLATFORM_HAVEIPV6="#define ISC_PLATFORM_HAVEIPV6 1"
		LWRES_PLATFORM_HAVEIPV6="#define LWRES_PLATFORM_HAVEIPV6 1"
		;;
	no)
		ISC_PLATFORM_HAVEIPV6="#undef ISC_PLATFORM_HAVEIPV6"
		LWRES_PLATFORM_HAVEIPV6="#undef LWRES_PLATFORM_HAVEIPV6"
		ISC_IPV6_H="ipv6.h"
		ISC_IPV6_O="ipv6.$O"
		ISC_ISCIPV6_O="unix/ipv6.$O"
		ISC_IPV6_C="ipv6.c"
		;;
esac

AC_SUBST(ISC_PLATFORM_HAVEIPV6)
AC_SUBST(LWRES_PLATFORM_HAVEIPV6)
AC_SUBST(ISC_IPV6_H)
AC_SUBST(ISC_IPV6_O)
AC_SUBST(ISC_ISCIPV6_O)
AC_SUBST(ISC_IPV6_C)

dnl
dnl IPv6 support provided via Kame
dnl
AC_MSG_CHECKING(for Kame IPv6 support)
AC_ARG_WITH(kame,
	[  --with-kame[=PATH]	use Kame IPv6 [default path /usr/local/v6]],
	use_kame="$withval", use_kame="no")

case "$use_kame" in
	no)
		;;
	yes)
		kame_path=/usr/local/v6
		;;
	*)
		kame_path="$use_kame"
		;;
esac

case "$use_kame" in
	no)
		AC_MSG_RESULT(no)
		;;
	*)
		if test -f $kame_path/lib/libinet6.a; then
			AC_MSG_RESULT($kame_path/lib/libinet6.a)
			LIBS="-L$kame_path/lib -linet6 $LIBS"
		else
			AC_MSG_ERROR([$kame_path/lib/libinet6.a not found.

Please choose the proper path with the following command:

    configure --with-kame=PATH
])
		fi
		;;
esac


dnl
dnl Check for network functions that are often missing.  We do this
dnl after the libtool checking, so we can put the right suffix on
dnl the files.
dnl
AC_CHECK_FUNC(inet_ntop,
	      [ISC_PLATFORM_NEEDNTOP="#undef ISC_PLATFORM_NEEDNTOP"],
	      [ISC_EXTRA_OBJS="$ISC_EXTRA_OBJS inet_ntop.$O"
	       ISC_EXTRA_SRCS="$ISC_EXTRA_SRCS inet_ntop.c"
	       ISC_PLATFORM_NEEDNTOP="#define ISC_PLATFORM_NEEDNTOP 1"]
)
AC_CHECK_FUNC(inet_pton,
	      [ISC_PLATFORM_NEEDPTON="#undef ISC_PLATFORM_NEEDPTON"],
	      [ISC_EXTRA_OBJS="$ISC_EXTRA_OBJS inet_pton.$O"
	       ISC_EXTRA_SRCS="$ISC_EXTRA_SRCS inet_pton.c"
	       ISC_PLATFORM_NEEDPTON="#define ISC_PLATFORM_NEEDPTON 1"]
)
AC_CHECK_FUNC(inet_aton,
	      [ISC_PLATFORM_NEEDATON="#undef ISC_PLATFORM_NEEDATON"],
	      [ISC_EXTRA_OBJS="$ISC_EXTRA_OBJS inet_aton.$O"
	       ISC_EXTRA_SRCS="$ISC_EXTRA_SRCS inet_aton.c"
	       ISC_PLATFORM_NEEDATON="#define ISC_PLATFORM_NEEDATON 1"]
)
AC_CHECK_FUNC(strsep,
	[ISC_PLATFORM_NEEDSTRSEP="#undef ISC_PLATFORM_NEEDSTRSEP"],
	[ISC_EXTRA_OBJS="$ISC_EXTRA_OBJS strsep.$O"
	 ISC_EXTRA_SRCS="$ISC_EXTRA_SRCS strsep.c"
	 ISC_PLATFORM_NEEDSTRSEP="#define ISC_PLATFORM_NEEDSTRSEP 1"])
AC_CHECK_FUNC(vsnprintf,
	[ISC_PLATFORM_NEEDVSNPRINTF="#undef ISC_PLATFORM_NEEDVSNPRINTF"],
	[ISC_EXTRA_OBJS="$ISC_EXTRA_OBJS print.$O"
	 ISC_EXTRA_SRCS="$ISC_EXTRA_SRCS print.c"
	 ISC_PLATFORM_NEEDVSNPRINTF="#define ISC_PLATFORM_NEEDVSNPRINTF 1"])
AC_SUBST(ISC_PLATFORM_NEEDNTOP)
AC_SUBST(ISC_PLATFORM_NEEDPTON)
AC_SUBST(ISC_PLATFORM_NEEDATON)
AC_SUBST(ISC_PLATFORM_NEEDSTRSEP)
AC_SUBST(ISC_PLATFORM_NEEDVSNPRINTF)
AC_SUBST(ISC_EXTRA_OBJS)
AC_SUBST(ISC_EXTRA_SRCS)
AC_MSG_CHECKING(for sizeof(long long int) == sizeof(long int))
AC_TRY_RUN([main() { exit(!(sizeof(long long int) == sizeof(long int))); }],
	[AC_MSG_RESULT(yes)
	ISC_PLATFORM_LONGLONGEQUALLONG="#define ISC_PLATFORM_LONGLONGEQUALLONG 1"],
	[AC_MSG_RESULT(no)
	ISC_PLATFORM_LONGLONGEQUALLONG="#undef ISC_PLATFORM_LONGLONGEQUALLONG"],
	[AC_MSG_RESULT(default yes)
	ISC_PLATFORM_LONGLONGEQUALLONG="#define ISC_PLATFORM_LONGLONGEQUALLONG 1"])
AC_SUBST(ISC_PLATFORM_LONGLONGEQUALLONG)

dnl
dnl Security Stuff
dnl

AC_CHECK_FUNC(chroot, AC_DEFINE(HAVE_CHROOT))
AC_CHECK_HEADERS(linux/capability.h)


dnl
dnl Substitutions
dnl

AC_SUBST(BIND9_TOP_BUILDDIR)
BIND9_TOP_BUILDDIR=`pwd`

AC_SUBST(BIND9_ISC_BUILDINCLUDE)
AC_SUBST(BIND9_DNS_BUILDINCLUDE)
AC_SUBST(BIND9_OMAPI_BUILDINCLUDE)
AC_SUBST(BIND9_LWRES_BUILDINCLUDE)
if test "X$srcdir" != "X"; then
	BIND9_ISC_BUILDINCLUDE="-I${BIND9_TOP_BUILDDIR}/lib/isc/include"
	BIND9_DNS_BUILDINCLUDE="-I${BIND9_TOP_BUILDDIR}/lib/dns/include"
	BIND9_OMAPI_BUILDINCLUDE="-I${BIND9_TOP_BUILDDIR}/lib/omapi/include"
	BIND9_LWRES_BUILDINCLUDE="-I${BIND9_TOP_BUILDDIR}/lib/lwres/include"
else
	BIND9_ISC_BUILDINCLUDE=""
	BIND9_DNS_BUILDINCLUDE=""
	BIND9_OMAPI_BUILDINCLUDE=""
	BIND9_LWRES_BUILDINCLUDE=""
fi

AC_SUBST_FILE(BIND9_INCLUDES)
BIND9_INCLUDES=$BIND9_TOP_BUILDDIR/make/includes

AC_SUBST_FILE(BIND9_MAKE_RULES)
BIND9_MAKE_RULES=$BIND9_TOP_BUILDDIR/make/rules

AC_SUBST_FILE(BIND9_VERSION)
BIND9_VERSION=$srcdir/version

AC_SUBST_FILE(LIBISC_API)
LIBISC_API=$srcdir/lib/isc/api

AC_SUBST_FILE(LIBDNS_API)
LIBDNS_API=$srcdir/lib/dns/api

AC_SUBST_FILE(LIBOMAPI_API)
LIBOMAPI_API=$srcdir/lib/omapi/api

AC_OUTPUT(
	make/rules
	make/includes
	Makefile
	make/Makefile
	make/mkdep
	lib/Makefile
	lib/isc/Makefile
	lib/isc/include/Makefile
	lib/isc/include/isc/Makefile
	lib/isc/include/isc/platform.h
	lib/isc/unix/Makefile
	lib/isc/unix/include/Makefile
	lib/isc/unix/include/isc/Makefile
	lib/isc/nls/Makefile
	lib/isc/pthreads/Makefile
	lib/isc/pthreads/include/Makefile
	lib/isc/pthreads/include/isc/Makefile
	lib/dns/Makefile
	lib/dns/include/Makefile
	lib/dns/include/dns/Makefile
	lib/dns/sec/Makefile
	lib/dns/sec/openssl/Makefile
	lib/dns/sec/openssl/include/Makefile
	lib/dns/sec/openssl/include/openssl/Makefile
	lib/dns/sec/dnssafe/Makefile
	lib/dns/sec/dst/Makefile
	lib/dns/sec/dst/include/Makefile
	lib/dns/sec/dst/include/dst/Makefile
	lib/dns/config/Makefile
	lib/lwres/Makefile
	lib/lwres/include/Makefile
	lib/lwres/include/lwres/Makefile
	lib/lwres/include/lwres/netdb.h
	lib/lwres/include/lwres/platform.h
	lib/omapi/Makefile
	lib/omapi/include/Makefile
	lib/omapi/include/omapi/Makefile
	lib/tests/Makefile
	lib/tests/include/Makefile
	lib/tests/include/tests/Makefile
	bin/Makefile
	bin/named/Makefile
	bin/named/unix/Makefile
	bin/lwresd/Makefile
	bin/rndc/Makefile
	bin/tests/Makefile
	bin/tests/names/Makefile
	bin/tests/master/Makefile
	bin/tests/rbt/Makefile
	bin/tests/db/Makefile
	bin/tests/tasks/Makefile
	bin/tests/timers/Makefile
	bin/tests/dst/Makefile
	bin/tests/mem/Makefile
	bin/tests/sockaddr/Makefile
)