3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# Copyright (C) 2001, 2003 Internet Software Consortium.

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User#

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# Permission to use, copy, modify, and distribute this software for any

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# purpose with or without fee is hereby granted, provided that the above

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# copyright notice and this permission notice appear in all copies.

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User#

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User# PERFORMANCE OF THIS SOFTWARE.

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox User

3865e18d3d076d018e9d6b1fa033ac5f5cffc7c7Tinderbox UserAC_REVISION($Revision: 1.125 $)

e13d04fda918c0c14c2247475bb99e0760d9a6a4Evan Hunt

AC_INIT(resolv/herror.c)

AC_PREREQ(2.13)

AC_CONFIG_HEADER(config.h)

AC_CANONICAL_HOST

AC_PROG_MAKE_SET

AC_PROG_RANLIB

AC_PROG_INSTALL

AC_SUBST(STD_CINCLUDES)

AC_SUBST(STD_CDEFINES)

AC_SUBST(STD_CWARNINGS)

AC_SUBST(CCOPT)

AC_PATH_PROG(AR, ar)

ARFLAGS="cruv"

AC_SUBST(AR)

AC_SUBST(ARFLAGS)

# The POSIX ln(1) program. Non-POSIX systems may substitute

# "copy" or something.

LN=ln

AC_SUBST(LN)

case "$AR" in

"")

AC_MSG_ERROR([

ar program not found. Please fix your PATH to include the directory in

which ar resides, or set AR in the environment with the full path to ar.

])

;;

esac

#

# Etags.

#

AC_PATH_PROGS(ETAGS, etags emacs-etags)

#

# Some systems, e.g. RH7, have the Exuberant Ctags etags instead of

# GNU emacs etags, and it requires the -L flag.

#

if test "X$ETAGS" != "X"; then

AC_MSG_CHECKING(for Exuberant Ctags etags)

if $ETAGS --version 2>&1 | grep 'Exuberant Ctags' >/dev/null 2>&1; then

AC_MSG_RESULT(yes)

ETAGS="$ETAGS -L"

else

AC_MSG_RESULT(no)

fi

fi

AC_SUBST(ETAGS)

#

# Perl is optional; it is used only by some of the system test scripts.

#

AC_PATH_PROGS(PERL, perl5 perl)

AC_SUBST(PERL)

#

# isc/list.h and others clash with the rest of BIND 9

#

case "$includedir" in

'${prefix}/include')

includedir='${prefix}/bind/include'

;;

esac

case "$libdir" in

'${prefix}/lib')

libdir='${prefix}/bind/lib'

;;

esac

#

# Make sure INSTALL uses an absolute path, else it will be wrong in all

# Makefiles, since they use make/rules.in and INSTALL will be adjusted by

# configure based on the location of the file where it is substituted.

# Since in BIND9 INSTALL is only substituted into make/rules.in, an immediate

# subdirectory of install-sh, This relative path will be wrong for all

# directories more than one level down from install-sh.

#

case "$INSTALL" in

/*)

;;

*)

#

# Not all systems have dirname.

#

changequote({, })

ac_dir="`echo $INSTALL | sed 's%/[^/]*$%%'`"

changequote([, ])

ac_prog="`echo $INSTALL | sed 's%.*/%%'`"

test "$ac_dir" = "$ac_prog" && ac_dir=.

test -d "$ac_dir" && ac_dir="`(cd \"$ac_dir\" && pwd)`"

INSTALL="$ac_dir/$ac_prog"

;;

esac

#

# On these hosts, we really want to use cc, not gcc, even if it is

# found. The gcc that these systems have will not correctly handle

# pthreads.

#

# However, if the user sets $CC to be something, let that override

# our change.

#

if test "X$CC" = "X" ; then

case "$host" in

*-dec-osf*)

CC="cc"

;;

*-solaris*)

# Use Sun's cc if it is available, but watch

# out for /usr/ucb/cc; it will never be the right

# compiler to use.

#

# If setting CC here fails, the AC_PROG_CC done

# below might still find gcc.

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

AC_PROG_CC

AC_HEADER_STDC

AC_CHECK_HEADERS(fcntl.h db.h paths.h sys/time.h unistd.h sys/sockio.h sys/select.h sys/timers.h stropts.h)

AC_C_CONST

AC_C_INLINE

AC_TYPE_SIZE_T

AC_CHECK_TYPE(uintptr_t,unsigned long)

AC_HEADER_TIME

#

# check if we need to #include sys/select.h explicitly

#

case $ac_cv_header_unistd_h in

yes)

AC_MSG_CHECKING(if unistd.h defines fd_set)

AC_TRY_COMPILE([

#include <unistd.h>],

[fd_set read_set; return (0);],

[AC_MSG_RESULT(yes)

ISC_PLATFORM_NEEDSYSSELECTH="#undef ISC_PLATFORM_NEEDSYSSELECTH"

],

[AC_MSG_RESULT(no)

case ac_cv_header_sys_select_h in

yes)

ISC_PLATFORM_NEEDSYSSELECTH="#define ISC_PLATFORM_NEEDSYSSELECTH 1"

;;

no)

AC_MSG_ERROR([need either working unistd.h or sys/select.h])

;;

esac

])

;;

no)

case ac_cv_header_sys_select_h in

yes)

ISC_PLATFORM_NEEDSYSSELECTH="#define ISC_PLATFORM_NEEDSYSSELECTH 1"

;;

no)

AC_MSG_ERROR([need either unistd.h or sys/select.h])

;;

esac

;;

esac

AC_SUBST(ISC_PLATFORM_NEEDSYSSELECTH)

#

# Find the machine's endian flavor.

#

AC_C_BIGENDIAN

AC_ARG_WITH(irs-gr,[ --with-irs-gr Build ....],

want_irs_gr="$withval", want_irs_gr="no")

case "$want_irs_gr" in

yes) WANT_IRS_GR="#define WANT_IRS_GR 1"

WANT_IRS_GR_OBJS="\${WANT_IRS_GR_OBJS}"

;;

*) WANT_IRS_GR="#undef WANT_IRS_GR" WANT_IRS_GR_OBJS="";;

esac

AC_SUBST(WANT_IRS_GR)

AC_SUBST(WANT_IRS_GR_OBJS)

AC_ARG_WITH(irs-pw,[ --with-irs-pw Build ....],

want_irs_pw="$withval", want_irs_pw="no")

case "$want_irs_pw" in

yes) WANT_IRS_PW="#define WANT_IRS_PW 1"

WANT_IRS_PW_OBJS="\${WANT_IRS_PW_OBJS}";;

*) WANT_IRS_PW="#undef WANT_IRS_PW" WANT_IRS_PW_OBJS="";;

esac

AC_SUBST(WANT_IRS_PW)

AC_SUBST(WANT_IRS_PW_OBJS)

AC_ARG_WITH(irs-nis,[ --with-irs-nis Build ....],

want_irs_nis="$withval", want_irs_nis="no")

case "$want_irs_nis" in

yes)

WANT_IRS_NIS="#define WANT_IRS_NIS 1"

WANT_IRS_NIS_OBJS="\${WANT_IRS_NIS_OBJS}"

case "$want_irs_gr" in

yes)

WANT_IRS_NISGR_OBJS="\${WANT_IRS_NISGR_OBJS}";;

*)

WANT_IRS_NISGR_OBJS="";;

esac

case "$want_irs_pw" in

yes)

WANT_IRS_NISPW_OBJS="\${WANT_IRS_NISPW_OBJS}";;

*)

WANT_IRS_NISPW_OBJS="";;

esac

;;

*)

WANT_IRS_NIS="#undef WANT_IRS_NIS"

WANT_IRS_NIS_OBJS=""

WANT_IRS_NISGR_OBJS=""

WANT_IRS_NISPW_OBJS="";;

esac

AC_SUBST(WANT_IRS_NIS)

AC_SUBST(WANT_IRS_NIS_OBJS)

AC_SUBST(WANT_IRS_NISGR_OBJS)

AC_SUBST(WANT_IRS_NISPW_OBJS)

AC_TRY_RUN([

#ifdef HAVE_DB_H

int have_db_h = 1;

#else

int have_db_h = 0;

#endif

main() { return(!have_db_h); }

],

WANT_IRS_DBPW_OBJS="\${WANT_IRS_DBPW_OBJS}"

,

WANT_IRS_DBPW_OBJS=""

,

WANT_IRS_DBPW_OBJS=""

)

AC_SUBST(WANT_IRS_DBPW_OBJS)

#

# was --with-randomdev specified?

#

AC_MSG_CHECKING(for random device)

AC_ARG_WITH(randomdev,

[ --with-randomdev=PATH Specify path for random device],

use_randomdev="$withval", use_randomdev="unspec")

case "$use_randomdev" in

unspec)

case "$host" in

*-openbsd*)

devrandom=/dev/srandom

;;

*)

devrandom=/dev/random

;;

esac

AC_MSG_RESULT($devrandom)

AC_CHECK_FILE($devrandom,

AC_DEFINE_UNQUOTED(PATH_RANDOMDEV,

"$devrandom"),)

;;

yes)

AC_MSG_ERROR([--with-randomdev must specify a path])

;;

*)

AC_DEFINE_UNQUOTED(PATH_RANDOMDEV, "$use_randomdev")

AC_MSG_RESULT(using "$use_randomdev")

;;

esac

sinclude(../../config.threads.in)dnl

if $use_threads

then

if test "X$GCC" = "Xyes"; then

case "$host" in

*-freebsd*)

CC="$CC -pthread"

CCOPT="$CCOPT -pthread"

STD_CDEFINES="$STD_CDEFINES -D_THREAD_SAFE"

;;

*-openbsd*)

CC="$CC -pthread"

CCOPT="$CCOPT -pthread"

;;

*-solaris*)

LIBS="$LIBS -lthread"

;;

*-ibm-aix*)

STD_CDEFINES="$STD_CDEFINES -D_THREAD_SAFE"

;;

esac

else

case $host in

*-dec-osf*)

CC="$CC -pthread"

CCOPT="$CCOPT -pthread"

;;

*-solaris*)

CC="$CC -mt"

CCOPT="$CCOPT -mt"

;;

*-ibm-aix*)

STD_CDEFINES="$STD_CDEFINES -D_THREAD_SAFE"

;;

*-UnixWare*)

CC="$CC -Kthread"

CCOPT="$CCOPT -Kthread"

;;

esac

fi

AC_DEFINE(_REENTRANT)

ALWAYS_DEFINES="-D_REENTRANT"

DO_PTHREADS="#define DO_PTHREADS 1"

WANT_IRS_THREADSGR_OBJS="\${WANT_IRS_THREADSGR_OBJS}"

WANT_IRS_THREADSPW_OBJS="\${WANT_IRS_THREADSPW_OBJS}"

case $host in

ia64-hp-hpux11.*)

WANT_IRS_THREADS_OBJS="";;

*)

WANT_IRS_THREADS_OBJS="\${WANT_IRS_THREADS_OBJS}";;

esac

WANT_THREADS_OBJS="\${WANT_THREADS_OBJS}"

thread_dir=pthreads

#

# We'd like to use sigwait() too

#

AC_CHECK_FUNC(sigwait,

AC_DEFINE(HAVE_SIGWAIT),

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),))))

AC_CHECK_FUNC(pthread_attr_getstacksize,

AC_DEFINE(HAVE_PTHREAD_ATTR_GETSTACKSIZE),)

#

# Additional OS-specific issues related to pthreads and sigwait.

#

case "$host" in

#

# One more place to look for sigwait.

#

*-freebsd*)

AC_CHECK_LIB(c_r, sigwait, AC_DEFINE(HAVE_SIGWAIT),)

;;

#

# BSDI 3.0 through 4.0.1 needs pthread_init() to be

# called before certain pthreads calls. This is deprecated

# in BSD/OS 4.1.

#

*-bsdi3.*|*-bsdi4.0*)

AC_DEFINE(NEED_PTHREAD_INIT)

;;

#

# LinuxThreads requires some changes to the way we

# deal with signals.

#

*-linux*)

AC_DEFINE(HAVE_LINUXTHREADS)

;;

#

# Ensure the right sigwait() semantics on Solaris and make

# sure we call pthread_setconcurrency.

#

*-solaris*)

AC_DEFINE(_POSIX_PTHREAD_SEMANTICS)

AC_CHECK_FUNC(pthread_setconcurrency,

AC_DEFINE(CALL_PTHREAD_SETCONCURRENCY))

AC_DEFINE(POSIX_GETPWUID_R)

AC_DEFINE(POSIX_GETPWNAM_R)

AC_DEFINE(POSIX_GETGRGID_R)

AC_DEFINE(POSIX_GETGRNAM_R)

;;

*hpux11*)

AC_DEFINE(NEED_ENDNETGRENT_R)

AC_DEFINE(_PTHREADS_DRAFT4)

;;

#

# UnixWare does things its own way.

#

*-UnixWare*)

AC_DEFINE(HAVE_UNIXWARE_SIGWAIT)

;;

esac

#

# Look for sysconf to allow detection of the number of processors.

#

AC_CHECK_FUNC(sysconf, AC_DEFINE(HAVE_SYSCONF),)

else

ALWAYS_DEFINES=""

DO_PTHREADS="#undef DO_PTHREADS"

WANT_IRS_THREADSGR_OBJS=""

WANT_IRS_THREADSPW_OBJS=""

WANT_IRS_THREADS_OBJS=""

WANT_THREADS_OBJS=""

thread_dir=nothreads

fi

AC_SUBST(ALWAYS_DEFINES)

AC_SUBST(DO_PTHREADS)

AC_SUBST(WANT_IRS_THREADSGR_OBJS)

AC_SUBST(WANT_IRS_THREADSPW_OBJS)

AC_SUBST(WANT_IRS_THREADS_OBJS)

AC_SUBST(WANT_THREADS_OBJS)

AC_CHECK_FUNC(strlcat, AC_DEFINE(HAVE_STRLCAT))

AC_CHECK_FUNC(if_nametoindex,

[USE_IFNAMELINKID="#define USE_IFNAMELINKID 1"],

[USE_IFNAMELINKID="#undef USE_IFNAMELINKID"])

AC_SUBST(USE_IFNAMELINKID)

ISC_THREAD_DIR=$thread_dir

AC_SUBST(ISC_THREAD_DIR)

AC_CHECK_FUNC(daemon,

[DAEMON_OBJS="" NEED_DAEMON="#undef NEED_DAEMON"]

,

[DAEMON_OBJS="\${DAEMON_OBJS}" NEED_DAEMON="#define NEED_DAEMON 1"]

)

AC_SUBST(DAEMON_OBJS)

AC_SUBST(NEED_DAEMON)

AC_CHECK_FUNC(strsep,

[STRSEP_OBJS="" NEED_STRSEP="#undef NEED_STRSEP"]

,

[STRSEP_OBJS="\${STRSEP_OBJS}" NEED_STRSEP="#define NEED_STRSEP 1"]

)

AC_SUBST(STRSEP_OBJS)

AC_SUBST(NEED_STRSEP)

AC_CHECK_FUNC(strerror, [NEED_STRERROR="#undef NEED_STRERROR"],

[NEED_STRERROR="#define NEED_STRERROR 1"])

AC_SUBST(NEED_STRERROR)

#

# flockfile is usually provided by pthreads, but we may want to use it

# even if compiled with --disable-threads.

#

AC_CHECK_FUNC(flockfile, AC_DEFINE(HAVE_FLOCKFILE),)

#

# Indicate what the final decision was regarding threads.

#

AC_MSG_CHECKING(whether to build with threads)

if $use_threads; then

AC_MSG_RESULT(yes)

else

AC_MSG_RESULT(no)

fi

#

# End of pthreads stuff.

#

#

# Additional compiler settings.

#

MKDEPCC="$CC"

MKDEPCFLAGS="-M"

IRIX_DNSSEC_WARNINGS_HACK=""

if test "X$GCC" = "Xyes"; then

AC_MSG_CHECKING(if "$CC" supports -fno-strict-aliasing)

SAVE_CFLAGS=$CFLAGS

CFLAGS=-fno-strict-aliasing

AC_TRY_COMPILE(,, [FNOSTRICTALIASING=yes],[FNOSTRICTALIASING=no])

CFLAGS=$SAVE_CFLAGS

if test "$FNOSTRICTALIASING" = "yes"; then

AC_MSG_RESULT(yes)

STD_CWARNINGS="$STD_CWARNINGS -W -Wall -Wmissing-prototypes -Wcast-qual -Wwrite-strings -Wformat -Wpointer-arith -fno-strict-aliasing"

else

AC_MSG_RESULT(no)

STD_CWARNINGS="$STD_CWARNINGS -W -Wall -Wmissing-prototypes -Wcast-qual -Wwrite-strings -Wformat -Wpointer-arith"

fi

else

case $host in

*-dec-osf*)

CC="$CC -std"

CCOPT="$CCOPT -std"

MKDEPCC="$CC"

;;

*-hp-hpux*)

CC="$CC -Ae -z"

# The version of the C compiler that constantly warns about

# 'const' as well as alignment issues is unfortunately not

# able to be discerned via the version of the operating

# system, nor does cc have a version flag.

case "`$CC +W 123 2>&1`" in

*Unknown?option*)

STD_CWARNINGS="+w1"

;;

*)

# Turn off the pointlessly noisy warnings.

STD_CWARNINGS="+w1 +W 474,530,2193,2236"

;;

esac

CCOPT="$CCOPT -Ae -z"

LIBS="-Wl,+vnocompatwarnings $LIBS"

MKDEPPROG='cc -Ae -E -Wp,-M >/dev/null 2>&1 | awk '"'"'BEGIN {colon=0; rec="";} { for (i = 0 ; i < NF; i++) { if (colon && a[$i]) continue; if ($i == "\\") continue; if (!colon) { rec = $i continue; } if ($i == ":") { rec = rec " :" colon = 1 continue; } if (length(rec $i) > 76) { print rec " \\"; rec = "\t" $i; a[$i] = 1; } else { rec = rec " " $i a[$i] = 1; } } } END {print rec}'"'"' >>$TMP'

MKDEPPROG='cc -Ae -E -Wp,-M >/dev/null 2>>$TMP'

;;

*-sgi-irix*)

STD_CWARNINGS="-fullwarn -woff 1209"

#

# Silence more than 250 instances of

# "prototyped function redeclared without prototype"

# and 11 instances of

# "variable ... was set but never used"

# from lib/dns/sec/openssl.

#

IRIX_DNSSEC_WARNINGS_HACK="-woff 1692,1552"

;;

*-solaris*)

MKDEPCFLAGS="-xM"

;;

*-UnixWare*)

CC="$CC -w"

;;

esac

fi

#

# _GNU_SOURCE is needed to access the fd_bits field of struct fd_set, which

# is supposed to be opaque.

#

case $host in

*linux*)

STD_CDEFINES="$STD_CDEFINES -D_GNU_SOURCE"

;;

esac

AC_SUBST(MKDEPCC)

AC_SUBST(MKDEPCFLAGS)

AC_SUBST(MKDEPPROG)

AC_SUBST(IRIX_DNSSEC_WARNINGS_HACK)

#

# NLS

#

AC_CHECK_FUNC(catgets, AC_DEFINE(HAVE_CATGETS),)

#

# -lxnet buys us one big porting headache... standards, gotta love 'em.

#

# AC_CHECK_LIB(xnet, socket, ,

# AC_CHECK_LIB(socket, socket)

# AC_CHECK_LIB(nsl, inet_ntoa)

# )

#

# Use this for now, instead:

#

case "$host" in

mips-sgi-irix*)

;;

ia64-hp-hpux11.*)

AC_CHECK_LIB(socket, socket)

AC_CHECK_LIB(nsl, inet_ntoa)

;;

*)

AC_CHECK_LIB(d4r, gethostbyname_r)

AC_CHECK_LIB(socket, socket)

AC_CHECK_LIB(nsl, inet_ntoa)

;;

esac

#

# Purify support

#

AC_MSG_CHECKING(whether to use purify)

AC_ARG_WITH(purify,

[ --with-purify[=PATH] use Rational purify],

use_purify="$withval", use_purify="no")

case "$use_purify" in

no)

;;

yes)

AC_PATH_PROG(purify_path, purify, purify)

;;

*)

purify_path="$use_purify"

;;

esac

case "$use_purify" in

no)

AC_MSG_RESULT(no)

PURIFY=""

;;

*)

if test -f $purify_path || test $purify_path = purify; then

AC_MSG_RESULT($purify_path)

PURIFYFLAGS="`echo $PURIFYOPTIONS`"

PURIFY="$purify_path $PURIFYFLAGS"

else

AC_MSG_ERROR([$purify_path not found.

Please choose the proper path with the following command:

configure --with-purify=PATH

])

fi

;;

esac

AC_SUBST(PURIFY)

#

# GNU libtool support

#

AC_ARG_WITH(libtool,

[ --with-libtool use GNU libtool (following indented options supported)],

use_libtool="$withval", use_libtool="no")

case $use_libtool in

yes)

AM_PROG_LIBTOOL

O=lo

A=la

LIBTOOL_MKDEP_SED='s;\.o;\.lo;'

LIBTOOL_MODE_COMPILE='--mode=compile'

LIBTOOL_MODE_INSTALL='--mode=install'

LIBTOOL_MODE_LINK='--mode=link'

;;

*)

O=o

A=a

LIBTOOL=

AC_SUBST(LIBTOOL)

LIBTOOL_MKDEP_SED=

LIBTOOL_MODE_COMPILE=

LIBTOOL_MODE_INSTALL=

LIBTOOL_MODE_LINK=

;;

esac

#

# File name extension for static archive files, for those few places

# where they are treated differently from dynamic ones.

#

SA=a

AC_SUBST(O)

AC_SUBST(A)

AC_SUBST(SA)

AC_SUBST(LIBTOOL_MKDEP_SED)

AC_SUBST(LIBTOOL_MODE_COMPILE)

AC_SUBST(LIBTOOL_MODE_INSTALL)

AC_SUBST(LIBTOOL_MODE_LINK)

#

# Here begins a very long section to determine the system's networking

# capabilities. The order of the tests is signficant.

#

#

# IPv6

#

AC_ARG_ENABLE(ipv6,

[ --enable-ipv6 use IPv6 [default=autodetect]])

case "$enable_ipv6" in

yes|''|autodetect)

AC_DEFINE(WANT_IPV6)

;;

no)

;;

esac

#

# We do the IPv6 compilation checking after libtool so that we can put

# the right suffix on the files.

#

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])

#

# See whether IPv6 support is provided via a Kame add-on.

# This is done before other IPv6 linking tests to LIBS is properly set.

#

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

#

# Whether netinet6/in6.h is needed has to be defined in isc/platform.h.

# Including it on Kame-using platforms is very bad, though, because

# Kame uses #error against direct inclusion. So include it on only

# the platform that is otherwise broken without it -- BSD/OS 4.0 through 4.1.

# This is done before the in6_pktinfo check because that's what

# netinet6/in6.h is needed for.

#

changequote({, })

case "$host" in

*-bsdi4.[01]*)

ISC_PLATFORM_NEEDNETINET6IN6H="#define ISC_PLATFORM_NEEDNETINET6IN6H 1"

isc_netinet6in6_hack="#include <netinet6/in6.h>"

;;

*)

ISC_PLATFORM_NEEDNETINET6IN6H="#undef ISC_PLATFORM_NEEDNETINET6IN6H"

isc_netinet6in6_hack=""

;;

esac

changequote([, ])

#

# This is similar to the netinet6/in6.h issue.

#

case "$host" in

*-UnixWare*)

ISC_PLATFORM_NEEDNETINETIN6H="#define ISC_PLATFORM_NEEDNETINETIN6H 1"

ISC_PLATFORM_FIXIN6ISADDR="#define ISC_PLATFORM_FIXIN6ISADDR 1"

isc_netinetin6_hack="#include <netinet/in6.h>"

;;

*)

ISC_PLATFORM_NEEDNETINETIN6H="#undef ISC_PLATFORM_NEEDNETINETIN6H"

ISC_PLATFORM_FIXIN6ISADDR="#undef ISC_PLATFORM_FIXIN6ISADDR"

isc_netinetin6_hack=""

;;

esac

#

# Now delve deeper into the suitability of the IPv6 support.

#

case "$found_ipv6" in

yes)

HAS_INET6_STRUCTS="#define HAS_INET6_STRUCTS 1"

AC_MSG_CHECKING(for in6_addr)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

$isc_netinetin6_hack

$isc_netinet6in6_hack

],

[struct in6_addr in6; return (0);],

[AC_MSG_RESULT(yes)

HAS_IN_ADDR6="#undef HAS_IN_ADDR6"

isc_in_addr6_hack=""],

[AC_MSG_RESULT(no)

HAS_IN_ADDR6="#define HAS_IN_ADDR6 1"

isc_in_addr6_hack="#define in6_addr in_addr6"])

AC_MSG_CHECKING(for in6addr_any)

AC_TRY_LINK([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

$isc_netinetin6_hack

$isc_netinet6in6_hack

$isc_in_addr6_hack

],

[struct in6_addr in6; in6 = in6addr_any; return (0);],

[AC_MSG_RESULT(yes)

NEED_IN6ADDR_ANY="#undef NEED_IN6ADDR_ANY"],

[AC_MSG_RESULT(no)

NEED_IN6ADDR_ANY="#define NEED_IN6ADDR_ANY 1"])

AC_MSG_CHECKING(for sin6_scope_id in struct sockaddr_in6)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

$isc_netinetin6_hack

$isc_netinet6in6_hack

],

[struct sockaddr_in6 xyzzy; xyzzy.sin6_scope_id = 0; return (0);],

[AC_MSG_RESULT(yes)

result="#define HAVE_SIN6_SCOPE_ID 1"],

[AC_MSG_RESULT(no)

result="#undef HAVE_SIN6_SCOPE_ID"])

HAVE_SIN6_SCOPE_ID="$result"

AC_MSG_CHECKING(for in6_pktinfo)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

$isc_netinetin6_hack

$isc_netinet6in6_hack

],

[struct in6_pktinfo xyzzy; return (0);],

[AC_MSG_RESULT(yes)

ISC_PLATFORM_HAVEIN6PKTINFO="#define ISC_PLATFORM_HAVEIN6PKTINFO 1"],

[AC_MSG_RESULT(no -- disabling runtime ipv6 support)

ISC_PLATFORM_HAVEIN6PKTINFO="#undef ISC_PLATFORM_HAVEIN6PKTINFO"])

AC_MSG_CHECKING(for sockaddr_storage)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

$isc_netinetin6_hack

$isc_netinet6in6_hack

],

[struct sockaddr_storage xyzzy; return (0);],

[AC_MSG_RESULT(yes)

HAVE_SOCKADDR_STORAGE="#define HAVE_SOCKADDR_STORAGE 1"],

[AC_MSG_RESULT(no)

HAVE_SOCKADDR_STORAGE="#undef HAVE_SOCKADDR_STORAGE"])

;;

no)

HAS_INET6_STRUCTS="#undef HAS_INET6_STRUCTS"

NEED_IN6ADDR_ANY="#undef NEED_IN6ADDR_ANY"

ISC_PLATFORM_HAVEIN6PKTINFO="#undef ISC_PLATFORM_HAVEIN6PKTINFO"

HAVE_SIN6_SCOPE_ID="#define HAVE_SIN6_SCOPE_ID 1"

HAVE_SOCKADDR_STORAGE="#undef HAVE_SOCKADDR_STORAGE"

ISC_IPV6_H="ipv6.h"

ISC_IPV6_O="ipv6.$O"

ISC_ISCIPV6_O="unix/ipv6.$O"

ISC_IPV6_C="ipv6.c"

;;

esac

AC_SUBST(HAS_INET6_STRUCTS)

AC_SUBST(ISC_PLATFORM_NEEDNETINETIN6H)

AC_SUBST(ISC_PLATFORM_NEEDNETINET6IN6H)

AC_SUBST(HAS_IN_ADDR6)

AC_SUBST(NEED_IN6ADDR_ANY)

AC_SUBST(ISC_PLATFORM_HAVEIN6PKTINFO)

AC_SUBST(ISC_PLATFORM_FIXIN6ISADDR)

AC_SUBST(ISC_IPV6_H)

AC_SUBST(ISC_IPV6_O)

AC_SUBST(ISC_ISCIPV6_O)

AC_SUBST(ISC_IPV6_C)

AC_SUBST(HAVE_SIN6_SCOPE_ID)

AC_SUBST(HAVE_SOCKADDR_STORAGE)

#

# Check for network functions that are often missing. We do this

# after the libtool checking, so we can put the right suffix on

# the files. It also needs to come after checking for a Kame add-on,

# which provides some (all?) of the desired functions.

#

AC_MSG_CHECKING([for inet_ntop])

AC_TRY_LINK([

#include <sys/types.h>

#include <netinet/in.h>

#include <arpa/inet.h>],

[inet_ntop(0, 0, 0, 0); return (0);],

[AC_MSG_RESULT(yes)

ISC_PLATFORM_NEEDNTOP="#undef ISC_PLATFORM_NEEDNTOP"],

[AC_MSG_RESULT(no)

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_MSG_CHECKING([for inet_pton])

AC_TRY_LINK([

#include <sys/types.h>

#include <netinet/in.h>

#include <arpa/inet.h>],

[inet_pton(0, 0, 0); return (0);],

[AC_MSG_RESULT(yes)

ISC_PLATFORM_NEEDPTON="#undef ISC_PLATFORM_NEEDPTON"],

[AC_MSG_RESULT(no)

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_MSG_CHECKING([for inet_aton])

AC_TRY_LINK([

#include <sys/types.h>

#include <netinet/in.h>

#include <arpa/inet.h>],

[struct in_addr in; inet_aton(0, &in); return (0);],

[AC_MSG_RESULT(yes)

ISC_PLATFORM_NEEDATON="#undef ISC_PLATFORM_NEEDATON"],

[AC_MSG_RESULT(no)

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_SUBST(ISC_PLATFORM_NEEDNTOP)

AC_SUBST(ISC_PLATFORM_NEEDPTON)

AC_SUBST(ISC_PLATFORM_NEEDATON)

#

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

#

case "$host" in

*-dec-osf*)

# Turn on 4.4BSD style sa_len support.

AC_DEFINE(_SOCKADDR_LEN)

;;

esac

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)

HAVE_SA_LEN="#define HAVE_SA_LEN 1"],

[AC_MSG_RESULT(no)

HAVE_SA_LEN="#undef HAVE_SA_LEN"])

AC_SUBST(HAVE_SA_LEN)

# HAVE_MINIMUM_IFREQ

case "$host" in

*-bsdi[2345]*) have_minimum_ifreq=yes;;

*-darwin*) have_minimum_ifreq=yes;;

*-freebsd*) have_minimum_ifreq=yes;;

*-lynxos*) have_minimum_ifreq=yes;;

*-netbsd*) have_minimum_ifreq=yes;;

*-next*) have_minimum_ifreq=yes;;

*-openbsd*) have_minimum_ifreq=yes;;

*-rhapsody*) have_minimum_ifreq=yes;;

esac

case "$have_minimum_ifreq" in

yes)

HAVE_MINIMUM_IFREQ="#define HAVE_MINIMUM_IFREQ 1";;

no)

HAVE_MINIMUM_IFREQ="#undef HAVE_MINIMUM_IFREQ";;

*)

HAVE_MINIMUM_IFREQ="#undef HAVE_MINIMUM_IFREQ";;

esac

AC_SUBST(HAVE_MINIMUM_IFREQ)

# PORT_DIR

PORT_DIR=port/unknown

SOLARIS_BITTYPES="#undef NEED_SOLARIS_BITTYPES"

BSD_COMP="#undef BSD_COMP"

USE_FIONBIO_IOCTL="#undef USE_FIONBIO_IOCTL"

PORT_NONBLOCK="#define PORT_NONBLOCK O_NONBLOCK"

HAVE_MD5="#undef HAVE_MD5"

USE_POLL="#undef HAVE_POLL"

SOLARIS2="#undef SOLARIS2"

case "$host" in

*aix3.2*) PORT_DIR="port/aix32";;

*aix4*) PORT_DIR="port/aix4";;

*aix5*) PORT_DIR="port/aix5";;

*aux3*) PORT_DIR="port/aux3";;

*-bsdi2*) PORT_DIR="port/bsdos2";;

*-bsdi*) PORT_DIR="port/bsdos";;

*-cygwin*)

PORT_NONBLOCK="#define PORT_NONBLOCK O_NDELAY"

PORT_DIR="port/cygwin";;

*-darwin*) PORT_DIR="port/darwin";;

*-osf*) PORT_DIR="port/decunix";;

*-freebsd*) PORT_DIR="port/freebsd";;

*-hpux9*) PORT_DIR="port/hpux9";;

*-hpux10*) PORT_DIR="port/hpux10";;

*-hpux11*) PORT_DIR="port/hpux";;

*-irix*) PORT_DIR="port/irix";;

*-linux*) PORT_DIR="port/linux";;

*-lynxos*) PORT_DIR="port/lynxos";;

*-mpe*) PORT_DIR="port/mpe";;

*-netbsd*) PORT_DIR="port/netbsd";;

*-next*) PORT_DIR="port/next";;

*-openbsd*) PORT_DIR="port/openbsd";;

*-qnx*) PORT_DIR="port/qnx";;

*-rhapsody*) PORT_DIR="port/rhapsody";;

*-sunos4*)

PORT_NONBLOCK="#define PORT_NONBLOCK O_NDELAY"

PORT_DIR="port/sunos";;

*-solaris2.[[01234]])

BSD_COMP="#define BSD_COMP 1"

SOLARIS_BITTYPES="#define NEED_SOLARIS_BITTYPES 1"

USE_FIONBIO_IOCTL="#define USE_FIONBIO_IOCTL 1"

SOLARIS2="#define SOLARIS2 1"

PORT_DIR="port/solaris";;

*-solaris2.5)

BSD_COMP="#define BSD_COMP 1"

SOLARIS_BITTYPES="#define NEED_SOLARIS_BITTYPES 1"

SOLARIS2="#define SOLARIS2 1"

PORT_DIR="port/solaris";;

*-solaris2.[[67]])

BSD_COMP="#define BSD_COMP 1"

SOLARIS2="#define SOLARIS2 1"

PORT_DIR="port/solaris";;

*-solaris2*) BSD_COMP="#define BSD_COMP 1"

USE_POLL="#define USE_POLL 1"

HAVE_MD5="#define HAVE_MD5 1"

SOLARIS2="#define SOLARIS2 1"

PORT_DIR="port/solaris";;

*-ultrix*) PORT_DIR="port/ultrix";;

*-sco-sysv*uw2.0*) PORT_DIR="port/unixware20";;

*-sco-sysv*uw2.1.2*) PORT_DIR="port/unixware212";;

*-sco-sysv*uw7*) PORT_DIR="port/unixware7";;

esac

AC_SUBST(BSD_COMP)

AC_SUBST(SOLARIS_BITTYPES)

AC_SUBST(USE_FIONBIO_IOCTL)

AC_SUBST(PORT_NONBLOCK)

AC_SUBST(PORT_DIR)

AC_SUBST(USE_POLL)

AC_SUBST(HAVE_MD5)

AC_SUBST(SOLARIS2)

PORT_INCLUDE=${PORT_DIR}/include

AC_SUBST(PORT_INCLUDE)

#

# Look for a 4.4BSD or 4.3BSD struct msghdr

#

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)

#

# Look for in_port_t.

#

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)

#

# Check for addrinfo

#

AC_MSG_CHECKING(for struct addrinfo)

AC_TRY_COMPILE([

#include <netdb.h>],

[struct addrinfo a; return (0);],

[AC_MSG_RESULT(yes)

AC_DEFINE(HAVE_ADDRINFO)],

[AC_MSG_RESULT(no)])

AC_MSG_CHECKING(for int sethostent)

AC_TRY_COMPILE([

#include <netdb.h>],

[int i = sethostent(0); return(0);],

[AC_MSG_RESULT(yes)],

[AC_MSG_RESULT(no)])

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 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 gethostbyaddr(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"

AC_DEFINE(HAVE_GETADDRINFO)],

[ISC_LWRES_GETADDRINFOPROTO="#define ISC_LWRES_GETADDRINFOPROTO 1"])

AC_CHECK_FUNC(gai_strerror, AC_DEFINE(HAVE_GAISTRERROR))

AC_SUBST(ISC_LWRES_GETIPNODEPROTO)

AC_SUBST(ISC_LWRES_GETADDRINFOPROTO)

AC_SUBST(ISC_LWRES_GETNAMEINFOPROTO)

AC_CHECK_FUNC(pselect,

[NEED_PSELECT="#undef NEED_PSELECT"],

[NEED_PSELECT="#define NEED_PSELECT"])

AC_SUBST(NEED_PSELECT)

AC_CHECK_FUNC(gettimeofday,

[NEED_GETTIMEOFDAY="#undef NEED_GETTIMEOFDAY"],

[NEED_GETTIMEOFDAY="#define NEED_GETTIMEOFDAY 1"])

AC_SUBST(NEED_GETTIMEOFDAY)

AC_CHECK_FUNC(strndup,

[HAVE_STRNDUP="#define HAVE_STRNDUP 1"],

[HAVE_STRNDUP="#undef HAVE_STRNDUP"])

AC_SUBST(HAVE_STRNDUP)

#

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

#

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)])

#

# Check for some other useful functions that are not ever-present.

#

AC_CHECK_FUNC(strsep,

[ISC_PLATFORM_NEEDSTRSEP="#undef ISC_PLATFORM_NEEDSTRSEP"],

[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_NEEDSTRSEP)

AC_SUBST(ISC_PLATFORM_NEEDVSNPRINTF)

AC_SUBST(ISC_EXTRA_OBJS)

AC_SUBST(ISC_EXTRA_SRCS)

AC_CHECK_FUNC(strerror,

[USE_SYSERROR_LIST="#undef USE_SYSERROR_LIST"],

[USE_SYSERROR_LIST="#define USE_SYSERROR_LIST 1"])

AC_SUBST(USE_SYSERROR_LIST)

#

# Determine the printf format characters to use when printing

# values of type isc_int64_t. We make the assumption that platforms

# where a "long long" is the same size as a "long" (e.g., Alpha/OSF1)

# want "%ld" and everyone else can use "%lld". Win32 uses "%I64d",

# but that's defined elsewhere since we don't use configure on Win32.

#

AC_MSG_CHECKING(printf format modifier for 64-bit integers)

AC_TRY_RUN([main() { exit(!(sizeof(long long int) == sizeof(long int))); }],

[AC_MSG_RESULT(l)

ISC_PLATFORM_QUADFORMAT='#define ISC_PLATFORM_QUADFORMAT "l"'],

[AC_MSG_RESULT(ll)

ISC_PLATFORM_QUADFORMAT='#define ISC_PLATFORM_QUADFORMAT "ll"'],

[AC_MSG_RESULT(default ll)

ISC_PLATFORM_QUADFORMAT='#define ISC_PLATFORM_QUADFORMAT "ll"'])

AC_SUBST(ISC_PLATFORM_QUADFORMAT)

#

# Security Stuff

#

AC_CHECK_FUNC(chroot, AC_DEFINE(HAVE_CHROOT))

#

# for accept, recvfrom, getpeername etc.

#

AC_MSG_CHECKING(for socket length type)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

int accept(int, struct sockaddr *, socklen_t *);

],[],

[ISC_SOCKLEN_T="#define ISC_SOCKLEN_T socklen_t"

AC_MSG_RESULT(socklen_t)]

,

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

int accept(int, struct sockaddr *, unsigned int *);

],[],

[ISC_SOCKLEN_T="#define ISC_SOCKLEN_T unsigned int"

AC_MSG_RESULT(unsigned int)]

,

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

int accept(int, struct sockaddr *, unsigned long *);

],[],

[ISC_SOCKLEN_T="#define ISC_SOCKLEN_T unsigned long"

AC_MSG_RESULT(unsigned long)]

,

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

int accept(int, struct sockaddr *, long *);

],[],

[ISC_SOCKLEN_T="#define ISC_SOCKLEN_T long"

AC_MSG_RESULT(long)]

,

ISC_SOCKLEN_T="#define ISC_SOCKLEN_T int"

AC_MSG_RESULT(int)

))))

AC_SUBST(ISC_SOCKLEN_T)

AC_CHECK_FUNC(getgrouplist,

AC_TRY_COMPILE(

[#include <unistd.h>

int

getgrouplist(const char *name, int basegid, int *groups, int *ngroups) {

}

],

[return (0);],

GETGROUPLIST_ARGS="#define GETGROUPLIST_ARGS const char *name, int basegid, int *groups, int *ngroups"

,

GETGROUPLIST_ARGS="#define GETGROUPLIST_ARGS const char *name, gid_t basegid, gid_t *groups, int *ngroups"

),

GETGROUPLIST_ARGS="#define GETGROUPLIST_ARGS const char *name, gid_t basegid, gid_t *groups, int *ngroups"

AC_DEFINE(NEED_GETGROUPLIST)

)

AC_SUBST(GETGROUPLIST_ARGS)

AC_CHECK_FUNC(setgroupent,,AC_DEFINE(NEED_SETGROUPENT))

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(getnetbyaddr_r,

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#define _OSF_SOURCE

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

struct netent *

getnetbyaddr_r(long net, int type, struct netent *result, char *buffer,

int buflen) {}

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS char *buf, int buflen"

NET_R_BAD="#define NET_R_BAD NULL"

NET_R_COPY="#define NET_R_COPY buf, buflen"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS NET_R_ARGS"

NET_R_OK="#define NET_R_OK nptr"

NET_R_SETANSWER="#undef NET_R_SETANSWER"

NET_R_RETURN="#define NET_R_RETURN struct netent *"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T long"

NETENT_DATA="#undef NETENT_DATA"

],

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#define _OSF_SOURCE

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

int getnetbyaddr_r (unsigned long int, int, struct netent *,

char *, size_t, struct netent **, int *);

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS char *buf, size_t buflen, struct netent **answerp, int *h_errnop"

NET_R_BAD="#define NET_R_BAD ERANGE"

NET_R_COPY="#define NET_R_COPY buf, buflen"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS char *buf, size_t buflen"

NET_R_OK="#define NET_R_OK 0"

NET_R_SETANSWER="#define NET_R_SETANSWER 1"

NET_R_RETURN="#define NET_R_RETURN int"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T unsigned long int"

NETENT_DATA="#undef NETENT_DATA"

],

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#define _OSF_SOURCE

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int getnetbyaddr_r(int, int, struct netent *, struct netent_data *);

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS struct netent_data *ndptr"

NET_R_BAD="#define NET_R_BAD (-1)"

NET_R_COPY="#define NET_R_COPY ndptr"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS struct netent_data *ndptr"

NET_R_OK="#define NET_R_OK 0"

NET_R_SETANSWER="#undef NET_R_SETANSWER"

NET_R_RETURN="#define NET_R_RETURN int"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T int"

NETENT_DATA="#define NETENT_DATA 1"

],

AC_TRY_COMPILE(

#undef __USE_MISC

#define __USE_MISC

[#include <netdb.h>

int getnetbyaddr_r (in_addr_t, int, struct netent *, struct netent_data *);

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS struct netent_data *ndptr"

NET_R_BAD="#define NET_R_BAD (-1)"

NET_R_COPY="#define NET_R_COPY ndptr"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS struct netent_data *ndptr"

NET_R_OK="#define NET_R_OK 0"

NET_R_SETANSWER="#undef NET_R_SETANSWER"

NET_R_RETURN="#define NET_R_RETURN int"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T long"

NETENT_DATA="#define NETENT_DATA 1"

],

AC_TRY_COMPILE(

#undef __USE_MISC

#define __USE_MISC

[#include <netdb.h>

int getnetbyaddr_r (long, int, struct netent *, struct netent_data *);

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS struct netent_data *ndptr"

NET_R_BAD="#define NET_R_BAD (-1)"

NET_R_COPY="#define NET_R_COPY ndptr"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS struct netent_data *ndptr"

NET_R_OK="#define NET_R_OK 0"

NET_R_SETANSWER="#undef NET_R_SETANSWER"

NET_R_RETURN="#define NET_R_RETURN int"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T long"

NETENT_DATA="#define NETENT_DATA 1"

],

AC_TRY_COMPILE(

#undef __USE_MISC

#define __USE_MISC

[#include <netdb.h>

int getnetbyaddr_r (uint32_t, int, struct netent *,

char *, size_t, struct netent **, int *);

],

[return (0)],

[

NET_R_ARGS="#define NET_R_ARGS char *buf, size_t buflen, struct netent **answerp, int *h_errnop"

NET_R_BAD="#define NET_R_BAD ERANGE"

NET_R_COPY="#define NET_R_COPY buf, buflen"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS char *buf, size_t buflen"

NET_R_OK="#define NET_R_OK 0"

NET_R_SETANSWER="#define NET_R_SETANSWER 1"

NET_R_RETURN="#define NET_R_RETURN int"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T unsigned long int"

NETENT_DATA="#undef NETENT_DATA"

],

)

)

)

)

)

)

,

NET_R_ARGS="#define NET_R_ARGS char *buf, int buflen"

NET_R_BAD="#define NET_R_BAD NULL"

NET_R_COPY="#define NET_R_COPY buf, buflen"

NET_R_COPY_ARGS="#define NET_R_COPY_ARGS NET_R_ARGS"

NET_R_OK="#define NET_R_OK nptr"

NET_R_SETANSWER="#undef NET_R_SETANSWER"

NET_R_RETURN="#define NET_R_RETURN struct netent *"

GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T long"

NETENT_DATA="#undef NETENT_DATA"

)

esac

case "$host" in

*dec-osf*) GETNETBYADDR_ADDR_T="#define GETNETBYADDR_ADDR_T int" ;;

esac

AC_SUBST(NET_R_ARGS)

AC_SUBST(NET_R_BAD)

AC_SUBST(NET_R_COPY)

AC_SUBST(NET_R_COPY_ARGS)

AC_SUBST(NET_R_OK)

AC_SUBST(NET_R_SETANSWER)

AC_SUBST(NET_R_RETURN)

AC_SUBST(GETNETBYADDR_ADDR_T)

AC_SUBST(NETENT_DATA)

AC_CHECK_FUNC(setnetent_r,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

void setnetent_r (int);

] ,[return (0);],[

NET_R_ENT_ARGS="#undef NET_R_ENT_ARGS /*empty*/"

NET_R_SET_RESULT="#undef NET_R_SET_RESULT /*empty*/"

NET_R_SET_RETURN="#define NET_R_SET_RETURN void"

],

AC_TRY_COMPILE(

[

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int setnetent_r(int, struct netent_data *);

] ,[return (0);],[

NET_R_ENT_ARGS="#define NET_R_ENT_ARGS struct netent_data *ndptr"

NET_R_SET_RESULT="#define NET_R_SET_RESULT NET_R_OK"

NET_R_SET_RETURN="#define NET_R_SET_RETURN int"

],

)

)

,

NET_R_ENT_ARGS="#undef NET_R_ENT_ARGS /*empty*/"

NET_R_SET_RESULT="#undef NET_R_SET_RESULT /*empty*/"

NET_R_SET_RETURN="#define NET_R_SET_RETURN void"

)

AC_SUBST(NET_R_ENT_ARGS)

AC_SUBST(NET_R_SET_RESULT)

AC_SUBST(NET_R_SET_RETURN)

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(endnetent_r,

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

void endnetent_r (void);

] ,[return (0);],[

NET_R_END_RESULT="#define NET_R_END_RESULT(x) /*empty*/"

NET_R_END_RETURN="#define NET_R_END_RETURN void"

],

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int endnetent_r(struct netent_data *);

] ,[return (0);],[

NET_R_END_RESULT="#define NET_R_END_RESULT(x) return (x)"

NET_R_END_RETURN="#define NET_R_END_RETURN int"

],

AC_TRY_COMPILE(

[

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern void endnetent_r(struct netent_data *);

] ,[return (0);],[

NET_R_END_RESULT="#define NET_R_END_RESULT(x) /*empty*/"

NET_R_END_RETURN="#define NET_R_END_RETURN void"

],

)

)

)

,

NET_R_END_RESULT="#define NET_R_END_RESULT(x) /*empty*/"

NET_R_END_RETURN="#define NET_R_END_RETURN void"

)

esac

AC_SUBST(NET_R_END_RESULT)

AC_SUBST(NET_R_END_RETURN)

AC_CHECK_FUNC(getgrnam_r,,AC_DEFINE(NEED_GETGRNAM_R))

AC_CHECK_FUNC(getgrgid_r,,AC_DEFINE(NEED_GETGRGID_R))

AC_CHECK_FUNC(getgrent_r,

AC_TRY_COMPILE(

[

#include <grp.h>

struct group *getgrent_r(struct group *grp, char *buffer,

int buflen) {}

] ,[return (0);],[

GROUP_R_ARGS="#define GROUP_R_ARGS char *buf, int buflen"

GROUP_R_BAD="#define GROUP_R_BAD NULL"

GROUP_R_OK="#define GROUP_R_OK gptr"

GROUP_R_RETURN="#define GROUP_R_RETURN struct group *"

],

)

,

GROUP_R_ARGS="#define GROUP_R_ARGS char *buf, int buflen"

GROUP_R_BAD="#define GROUP_R_BAD NULL"

GROUP_R_OK="#define GROUP_R_OK gptr"

GROUP_R_RETURN="#define GROUP_R_RETURN struct group *"

AC_DEFINE(NEED_GETGRENT_R)

)

AC_SUBST(GROUP_R_ARGS)

AC_SUBST(GROUP_R_BAD)

AC_SUBST(GROUP_R_OK)

AC_SUBST(GROUP_R_RETURN)

AC_CHECK_FUNC(endgrent_r,

,

GROUP_R_END_RESULT="#define GROUP_R_END_RESULT(x) /*empty*/"

GROUP_R_END_RETURN="#define GROUP_R_END_RETURN void"

GROUP_R_ENT_ARGS="#define GROUP_R_ENT_ARGS void"

AC_DEFINE(NEED_ENDGRENT_R)

)

AC_SUBST(GROUP_R_END_RESULT)

AC_SUBST(GROUP_R_END_RETURN)

AC_SUBST(GROUP_R_ENT_ARGS)

AC_CHECK_FUNC(setgrent_r,

,

GROUP_R_SET_RESULT="#undef GROUP_R_SET_RESULT /*empty*/"

GROUP_R_SET_RETURN="#define GROUP_R_SET_RETURN void"

AC_DEFINE(NEED_SETGRENT_R)

)

AC_SUBST(GROUP_R_SET_RESULT)

AC_SUBST(GROUP_R_SET_RETURN)

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(gethostbyname_r,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

struct hostent *gethostbyname_r

(const char *name, struct hostent *hp, char *buf, int len, int *h_errnop) {}

],

[return (0);],

[

HOST_R_ARGS="#define HOST_R_ARGS char *buf, int buflen, int *h_errnop"

HOST_R_BAD="#define HOST_R_BAD NULL"

HOST_R_COPY="#define HOST_R_COPY buf, buflen"

HOST_R_COPY_ARGS="#define HOST_R_COPY_ARGS char *buf, int buflen"

HOST_R_ERRNO="#define HOST_R_ERRNO *h_errnop = h_errno"

HOST_R_OK="#define HOST_R_OK hptr"

HOST_R_RETURN="#define HOST_R_RETURN struct hostent *"

HOST_R_SETANSWER="#undef HOST_R_SETANSWER"

HOSTENT_DATA="#undef HOSTENT_DATA"

]

,

AC_TRY_COMPILE([

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

int gethostbyname_r(const char *name,

struct hostent *result,

struct hostent_data *hdptr);

],,[

HOST_R_ARGS="#define HOST_R_ARGS struct hostent_data *hdptr"

HOST_R_BAD="#define HOST_R_BAD (-1)"

HOST_R_COPY="#define HOST_R_COPY hdptr"

HOST_R_COPY_ARGS="#define HOST_R_COPY_ARGS HOST_R_ARGS"

HOST_R_ERRNO="#undef HOST_R_ERRNO"

HOST_R_OK="#define HOST_R_OK 0"

HOST_R_RETURN="#define HOST_R_RETURN int"

HOST_R_SETANSWER="#undef HOST_R_SETANSWER"

HOSTENT_DATA="#define HOSTENT_DATA 1"

],

AC_TRY_COMPILE([

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int gethostbyname_r (const char *,

struct hostent *,

char *, size_t,

struct hostent **,

int *);

],,[

HOST_R_ARGS="#define HOST_R_ARGS char *buf, size_t buflen, struct hostent **answerp, int *h_errnop"

HOST_R_BAD="#define HOST_R_BAD ERANGE"

HOST_R_COPY="#define HOST_R_COPY buf, buflen"

HOST_R_COPY_ARGS="#define HOST_R_COPY_ARGS char *buf, int buflen"

HOST_R_ERRNO="#define HOST_R_ERRNO *h_errnop = h_errno"

HOST_R_OK="#define HOST_R_OK 0"

HOST_R_RETURN="#define HOST_R_RETURN int"

HOST_R_SETANSWER="#define HOST_R_SETANSWER 1"

HOSTENT_DATA="#undef HOSTENT_DATA"

],

)))

,

HOST_R_ARGS="#define HOST_R_ARGS char *buf, int buflen, int *h_errnop"

HOST_R_BAD="#define HOST_R_BAD NULL"

HOST_R_COPY="#define HOST_R_COPY buf, buflen"

HOST_R_COPY_ARGS="#define HOST_R_COPY_ARGS char *buf, int buflen"

HOST_R_ERRNO="#define HOST_R_ERRNO *h_errnop = h_errno"

HOST_R_OK="#define HOST_R_OK hptr"

HOST_R_RETURN="#define HOST_R_RETURN struct hostent *"

HOST_R_SETANSWER="#undef HOST_R_SETANSWER"

HOSTENT_DATA="#undef HOSTENT_DATA"

)

esac

AC_SUBST(HOST_R_ARGS)

AC_SUBST(HOST_R_BAD)

AC_SUBST(HOST_R_COPY)

AC_SUBST(HOST_R_COPY_ARGS)

AC_SUBST(HOST_R_ERRNO)

AC_SUBST(HOST_R_OK)

AC_SUBST(HOST_R_RETURN)

AC_SUBST(HOST_R_SETANSWER)

AC_SUBST(HOSTENT_DATA)

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(endhostent_r,

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

int endhostent_r(struct hostent_data *buffer);

], ,

HOST_R_END_RESULT="#define HOST_R_END_RESULT(x) return (x)"

HOST_R_END_RETURN="#define HOST_R_END_RETURN int"

HOST_R_ENT_ARGS="#define HOST_R_ENT_ARGS struct hostent_data *hdptr"

,

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern void endhostent_r(struct hostent_data *ht_data);

],[],[

HOST_R_END_RESULT="#define HOST_R_END_RESULT(x)"

HOST_R_END_RETURN="#define HOST_R_END_RETURN void"

HOST_R_ENT_ARGS="#define HOST_R_ENT_ARGS struct hostent_data *hdptr"

],

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern void endhostent_r(void);

],[],[

HOST_R_END_RESULT="#define HOST_R_END_RESULT(x) /*empty*/"

HOST_R_END_RETURN="#define HOST_R_END_RETURN void"

HOST_R_ENT_ARGS="#undef HOST_R_ENT_ARGS /*empty*/"

],

)

)

)

,

HOST_R_END_RESULT="#define HOST_R_END_RESULT(x) /*empty*/"

HOST_R_END_RETURN="#define HOST_R_END_RETURN void"

HOST_R_ENT_ARGS="#undef HOST_R_ENT_ARGS /*empty*/"

)

esac;

AC_SUBST(HOST_R_END_RESULT)

AC_SUBST(HOST_R_END_RETURN)

AC_SUBST(HOST_R_ENT_ARGS)

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(sethostent_r,

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern void sethostent_r(int flag, struct hostent_data *ht_data);],[],

[HOST_R_SET_RESULT="#undef HOST_R_SET_RESULT /*empty*/"

HOST_R_SET_RETURN="#define HOST_R_SET_RETURN void"],

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int sethostent_r(int flag, struct hostent_data *ht_data);],[],

[HOST_R_SET_RESULT="#define HOST_R_SET_RESULT 0"

HOST_R_SET_RETURN="#define HOST_R_SET_RETURN int"],

AC_TRY_COMPILE([

#undef _REENTRANT

#define _REENTRANT

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

void sethostent_r (int);],[],

[HOST_R_SET_RESULT="#undef HOST_R_SET_RESULT"

HOST_R_SET_RETURN="#define HOST_R_SET_RETURN void"],

)

)

)

,

HOST_R_SET_RESULT="#undef HOST_R_SET_RESULT"

HOST_R_SET_RETURN="#define HOST_R_SET_RETURN void"

)

esac

AC_SUBST(HOST_R_SET_RESULT)

AC_SUBST(HOST_R_SET_RETURN)

AC_MSG_CHECKING(struct passwd element pw_class)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <pwd.h>

],[struct passwd *pw; pw->pw_class = "";],

AC_MSG_RESULT(yes)

AC_DEFINE(HAS_PW_CLASS)

,

AC_MSG_RESULT(no)

)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <pwd.h>

void

setpwent(void) {}

],

[return (0);],

SETPWENT_VOID="#define SETPWENT_VOID 1"

,

SETPWENT_VOID="#undef SETPWENT_VOID"

)

AC_SUBST(SETPWENT_VOID)

AC_TRY_COMPILE([

#include <sys/types.h>

#include <grp.h>

void

setgrent(void) {}

],

[return (0);],

SETGRENT_VOID="#define SETGRENT_VOID 1"

,

SETGRENT_VOID="#undef SETGRENT_VOID"

)

AC_SUBST(SETGRENT_VOID)

case $host in

ia64-hp-hpux11.*)

;;

*)

AC_CHECK_FUNC(getnetgrent_r,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

int getnetgrent_r(char **m, char **u, char **d, char *b, int l) {}

]

,

[return (0);],

[

NGR_R_ARGS="#define NGR_R_ARGS char *buf, int buflen"

NGR_R_BAD="#define NGR_R_BAD (0)"

NGR_R_COPY="#define NGR_R_COPY buf, buflen"

NGR_R_COPY_ARGS="#define NGR_R_COPY_ARGS NGR_R_ARGS"

NGR_R_OK="#define NGR_R_OK 1"

NGR_R_RETURN="#define NGR_R_RETURN int"

]

,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

int getnetgrent_r(char **m, char **u, char **d, char *b, size_t l) {}

]

,

[return (0);],

[

NGR_R_ARGS="#define NGR_R_ARGS char *buf, size_t buflen"

NGR_R_BAD="#define NGR_R_BAD (0)"

NGR_R_COPY="#define NGR_R_COPY buf, buflen"

NGR_R_COPY_ARGS="#define NGR_R_COPY_ARGS NGR_R_ARGS"

NGR_R_OK="#define NGR_R_OK 1"

NGR_R_RETURN="#define NGR_R_RETURN int"

]

,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

extern int getnetgrent_r( char **, char **, char **, void **);

]

,

[return (0);],

[

NGR_R_ARGS="#define NGR_R_ARGS void **buf"

NGR_R_BAD="#define NGR_R_BAD (0)"

NGR_R_COPY="#define NGR_R_COPY buf"

NGR_R_COPY_ARGS="#define NGR_R_COPY_ARGS NGR_R_ARGS"

NGR_R_OK="#define NGR_R_OK 1"

NGR_R_RETURN="#define NGR_R_RETURN int"

NGR_R_PRIVATE="#define NGR_R_PRIVATE 1"

]

,

)

)

)

,

NGR_R_ARGS="#define NGR_R_ARGS char *buf, int buflen"

NGR_R_BAD="#define NGR_R_BAD (0)"

NGR_R_COPY="#define NGR_R_COPY buf, buflen"

NGR_R_COPY_ARGS="#define NGR_R_COPY_ARGS NGR_R_ARGS"

NGR_R_OK="#define NGR_R_OK 1"

NGR_R_RETURN="#define NGR_R_RETURN int"

)

esac

AC_SUBST(NGR_R_ARGS)

AC_SUBST(NGR_R_BAD)

AC_SUBST(NGR_R_COPY)

AC_SUBST(NGR_R_COPY_ARGS)

AC_SUBST(NGR_R_OK)

AC_SUBST(NGR_R_RETURN)

AC_SUBST(NGR_R_PRIVATE)

AC_CHECK_FUNC(endnetgrent_r,

AC_TRY_COMPILE(

[

#undef __USE_MISC

#define __USE_MISC

#include <netdb.h>

void endnetgrent_r(void **ptr);

]

,

[return (0);]