File: configure.in

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sudo 1.8.5p2-1+nmu3+deb7u1
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dnl
dnl Process this file with GNU autoconf to produce a configure script.
dnl
dnl Copyright (c) 1994-1996,1998-2012 Todd C. Miller <Todd.Miller@courtesan.com>
dnl
AC_INIT([sudo], [1.8.5p2], [http://www.sudo.ws/bugs/], [sudo])
AC_CONFIG_HEADER([config.h pathnames.h])
dnl
dnl Note: this must come after AC_INIT
dnl
AC_MSG_NOTICE([Configuring Sudo version $PACKAGE_VERSION])
dnl
dnl Variables that get substituted in the Makefile and man pages
dnl
AC_SUBST([HAVE_BSM_AUDIT])
AC_SUBST([SHELL])
AC_SUBST([LIBTOOL])
AC_SUBST([CFLAGS])
AC_SUBST([PROGS])
AC_SUBST([CPPFLAGS])
AC_SUBST([LDFLAGS])
AC_SUBST([SUDOERS_LDFLAGS])
AC_SUBST([LTLDFLAGS])
AC_SUBST([COMMON_OBJS])
AC_SUBST([SUDOERS_OBJS])
AC_SUBST([SUDO_OBJS])
AC_SUBST([LIBS])
AC_SUBST([SUDO_LIBS])
AC_SUBST([SUDOERS_LIBS])
AC_SUBST([NET_LIBS])
AC_SUBST([AFS_LIBS])
AC_SUBST([REPLAY_LIBS])
AC_SUBST([GETGROUPS_LIB])
AC_SUBST([OSDEFS])
AC_SUBST([AUTH_OBJS])
AC_SUBST([MANTYPE])
AC_SUBST([MAN_POSTINSTALL])
AC_SUBST([SUDOERS_MODE])
AC_SUBST([SUDOERS_UID])
AC_SUBST([SUDOERS_GID])
AC_SUBST([DEVEL])
AC_SUBST([BAMAN])
AC_SUBST([LCMAN])
AC_SUBST([SEMAN])
AC_SUBST([devdir])
AC_SUBST([mansectsu])
AC_SUBST([mansectform])
AC_SUBST([mansrcdir])
AC_SUBST([NOEXECFILE])
AC_SUBST([NOEXECDIR])
AC_SUBST([PLUGINDIR])
AC_SUBST([SOEXT])
AC_SUBST([noexec_file])
AC_SUBST([INSTALL_NOEXEC])
AC_SUBST([DONT_LEAK_PATH_INFO])
AC_SUBST([BSDAUTH_USAGE])
AC_SUBST([SELINUX_USAGE])
AC_SUBST([LDAP])
AC_SUBST([LOGINCAP_USAGE])
AC_SUBST([ZLIB])
AC_SUBST([ZLIB_SRC])
AC_SUBST([LIBTOOL_DEPS])
AC_SUBST([ac_config_libobj_dir])
AC_SUBST([CONFIGURE_ARGS])
AC_SUBST([LIBDL])
AC_SUBST([LT_STATIC])
AC_SUBST([LIBINTL])
AC_SUBST([SUDO_NLS])
AC_SUBST([COMPAT_TEST_PROGS])
dnl
dnl Variables that get substituted in docs (not overridden by environment)
dnl
AC_SUBST([iolog_dir])dnl real initial value from SUDO_IO_LOGDIR
AC_SUBST([timedir])dnl real initial value from SUDO_TIMEDIR
AC_SUBST([timeout])
AC_SUBST([password_timeout])
AC_SUBST([sudo_umask])
AC_SUBST([umask_override])
AC_SUBST([passprompt])
AC_SUBST([long_otp_prompt])
AC_SUBST([lecture])
AC_SUBST([logfac])
AC_SUBST([goodpri])
AC_SUBST([badpri])
AC_SUBST([loglen])
AC_SUBST([ignore_dot])
AC_SUBST([mail_no_user])
AC_SUBST([mail_no_host])
AC_SUBST([mail_no_perms])
AC_SUBST([mailto])
AC_SUBST([mailsub])
AC_SUBST([badpass_message])
AC_SUBST([fqdn])
AC_SUBST([runas_default])
AC_SUBST([env_editor])
AC_SUBST([env_reset])
AC_SUBST([passwd_tries])
AC_SUBST([tty_tickets])
AC_SUBST([insults])
AC_SUBST([root_sudo])
AC_SUBST([path_info])
AC_SUBST([ldap_conf])
AC_SUBST([ldap_secret])
AC_SUBST([nsswitch_conf])
AC_SUBST([netsvc_conf])
AC_SUBST([secure_path])
AC_SUBST([editor])
#
# Begin initial values for man page substitution
#
iolog_dir=/var/log/sudo-io
timedir=/var/adm/sudo
timeout=5
password_timeout=5
sudo_umask=0022
umask_override=off
passprompt="Password:"
long_otp_prompt=off
lecture=once
logfac=auth
goodpri=notice
badpri=alert
loglen=80
ignore_dot=off
mail_no_user=on
mail_no_host=off
mail_no_perms=off
mailto=root
mailsub="*** SECURITY information for %h ***"
badpass_message="Sorry, try again."
fqdn=off
runas_default=root
env_editor=off
env_reset=on
editor=vi
passwd_tries=3
tty_tickets=on
insults=off
root_sudo=on
path_info=on
ldap_conf=/etc/ldap.conf
ldap_secret=/etc/ldap.secret
netsvc_conf=/etc/netsvc.conf
noexec_file=/usr/local/libexec/sudo_noexec.so
nsswitch_conf=/etc/nsswitch.conf
secure_path="not set"
#
# End initial values for man page substitution
#
dnl
dnl Initial values for Makefile variables listed above
dnl May be overridden by environment variables..
dnl
INSTALL_NOEXEC=
devdir='$(srcdir)'
PROGS="sudo"
: ${MANTYPE='man'}
: ${mansrcdir='.'}
: ${SUDOERS_MODE='0440'}
: ${SUDOERS_UID='0'}
: ${SUDOERS_GID='0'}
DEVEL=
LDAP="#"
BAMAN=0
LCMAN=0
SEMAN=0
LIBINTL=
ZLIB=
ZLIB_SRC=
AUTH_OBJS=
AUTH_REG=
AUTH_EXCL=
AUTH_EXCL_DEF=
AUTH_DEF=passwd
SUDO_NLS=disabled

dnl
dnl Other vaiables
dnl
CHECKSHADOW=true
shadow_defs=
shadow_funcs=
shadow_libs=
shadow_libs_optional=
CONFIGURE_ARGS="$@"

dnl
dnl LD_PRELOAD equivalents
dnl
RTLD_PRELOAD_VAR="LD_PRELOAD"
RTLD_PRELOAD_ENABLE_VAR=
RTLD_PRELOAD_DELIM=":"
RTLD_PRELOAD_DEFAULT=

dnl
dnl libc replacement functions live in compat
dnl
AC_CONFIG_LIBOBJ_DIR(compat)

dnl
dnl Deprecated --with options (these all warn or generate an error)
dnl

AC_ARG_WITH(otp-only, [AS_HELP_STRING([--with-otp-only], [deprecated])],
[case $with_otp_only in
    yes)	with_passwd="no"
		AC_MSG_NOTICE([--with-otp-only option deprecated, treating as --without-passwd])
		;;
esac])

AC_ARG_WITH(alertmail, [AS_HELP_STRING([--with-alertmail], [deprecated])],
[case $with_alertmail in
    *)		with_mailto="$with_alertmail"
		AC_MSG_NOTICE([--with-alertmail option deprecated, treating as --mailto])
		;;
esac])

dnl
dnl Options for --with
dnl

AC_ARG_WITH(devel, [AS_HELP_STRING([--with-devel], [add development options])],
[case $with_devel in
    yes)	AC_MSG_NOTICE([Setting up for development: -Wall, flex, yacc])
		OSDEFS="${OSDEFS} -DSUDO_DEVEL"
		DEVEL="true"
		devdir=.
		;;
    no)		;;
    *)		AC_MSG_WARN([Ignoring unknown argument to --with-devel: $with_devel])
		;;
esac])

AC_ARG_WITH(CC, [AS_HELP_STRING([--with-CC], [C compiler to use])],
[case $with_CC in
    *)		AC_MSG_ERROR([the --with-CC option is no longer supported, please set the CC environment variable instead.])
		;;
esac])

AC_ARG_WITH(rpath, [AS_HELP_STRING([--with-rpath], [pass -R flag in addition to -L for lib paths])],
[case $with_rpath in
    yes|no)	;;
    *)		AC_MSG_ERROR(["--with-rpath does not take an argument."])
		;;
esac])

AC_ARG_WITH(blibpath, [AS_HELP_STRING([--with-blibpath[=PATH]], [pass -blibpath flag to ld for additional lib paths])],
[case $with_blibpath in
    yes|no)	;;
    *)		AC_MSG_NOTICE([will pass -blibpath:${with_blibpath} to the loader.])
		;;
esac])

dnl
dnl Handle BSM auditing support.
dnl
AC_ARG_WITH(bsm-audit, [AS_HELP_STRING([--with-bsm-audit], [enable BSM audit support])],
[case $with_bsm_audit in
    yes)	AC_DEFINE(HAVE_BSM_AUDIT)
		SUDOERS_LIBS="${SUDOERS_LIBS} -lbsm"
		SUDOERS_OBJS="${SUDOERS_OBJS} bsm_audit.lo"
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-bsm-audit does not take an argument."])
		;;
esac])

dnl
dnl Handle Linux auditing support.
dnl
AC_ARG_WITH(linux-audit, [AS_HELP_STRING([--with-linux-audit], [enable Linux audit support])],
[case $with_linux_audit in
    yes)	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <libaudit.h>]], [[int i = AUDIT_USER_CMD; (void)i;]])], [
		    AC_DEFINE(HAVE_LINUX_AUDIT)
		    SUDO_LIBS="${SUDO_LIBS} -laudit"
		    SUDOERS_LIBS="${SUDO_LIBS} -laudit"
		    SUDOERS_OBJS="${SUDOERS_OBJS} linux_audit.lo"
		], [
		    AC_MSG_ERROR([unable to find AUDIT_USER_CMD in libaudit.h for --with-linux-audit])
		])
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-linux-audit does not take an argument."])
		;;
esac])

AC_ARG_WITH(incpath, [AS_HELP_STRING([--with-incpath], [additional places to look for include files])],
[case $with_incpath in
    yes)	AC_MSG_ERROR(["must give --with-incpath an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-incpath not supported."])
		;;
    *)		AC_MSG_NOTICE([Adding ${with_incpath} to CPPFLAGS])
		for i in ${with_incpath}; do
		    CPPFLAGS="${CPPFLAGS} -I${i}"
		done
		;;
esac])

AC_ARG_WITH(libpath, [AS_HELP_STRING([--with-libpath], [additional places to look for libraries])],
[case $with_libpath in
    yes)	AC_MSG_ERROR(["must give --with-libpath an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-libpath not supported."])
		;;
    *)		AC_MSG_NOTICE([Adding ${with_libpath} to LDFLAGS])
		;;
esac])

AC_ARG_WITH(libraries, [AS_HELP_STRING([--with-libraries], [additional libraries to link with])],
[case $with_libraries in
    yes)	AC_MSG_ERROR(["must give --with-libraries an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-libraries not supported."])
		;;
    *)		AC_MSG_NOTICE([Adding ${with_libraries} to LIBS])
		;;
esac])

AC_ARG_WITH(efence, [AS_HELP_STRING([--with-efence], [link with -lefence for malloc() debugging])],
[case $with_efence in
    yes)	AC_MSG_NOTICE([Sudo will link with -lefence (Electric Fence)])
		LIBS="${LIBS} -lefence"
		if test -f /usr/local/lib/libefence.a; then
		    with_libpath="${with_libpath} /usr/local/lib"
		fi
		;;
    no)		;;
    *)		AC_MSG_WARN([Ignoring unknown argument to --with-efence: $with_efence])
		;;
esac])

AC_ARG_WITH(csops, [AS_HELP_STRING([--with-csops], [add CSOps standard options])],
[case $with_csops in
    yes)	AC_MSG_NOTICE([Adding CSOps standard options])
		CHECKSIA=false
		with_ignore_dot=yes
		insults=on
		with_classic_insults=yes
		with_csops_insults=yes
		with_env_editor=yes
		: ${mansectsu='8'}
		: ${mansectform='5'}
		;;
    no)		;;
    *)		AC_MSG_WARN([Ignoring unknown argument to --with-csops: $with_csops])
		;;
esac])

AC_ARG_WITH(passwd, [AS_HELP_STRING([--without-passwd], [don't use passwd/shadow file for authentication])],
[case $with_passwd in
    yes|no)	AC_MSG_CHECKING(whether to use shadow/passwd file authentication)
		AC_MSG_RESULT($with_passwd)
		AUTH_DEF=""
		test "$with_passwd" = "yes" && AUTH_REG="$AUTH_REG passwd"
		;;
    *)		AC_MSG_ERROR(["Sorry, --with-passwd does not take an argument."])
		;;
esac])

AC_ARG_WITH(skey, [AS_HELP_STRING([--with-skey[=DIR]], [enable S/Key support ])],
[case $with_skey in
    no)		;;
    *)		AC_DEFINE(HAVE_SKEY)
		AC_MSG_CHECKING(whether to try S/Key authentication)
		AC_MSG_RESULT(yes)
		AUTH_REG="$AUTH_REG S/Key"
		;;
esac])

AC_ARG_WITH(opie, [AS_HELP_STRING([--with-opie[=DIR]], [enable OPIE support ])],
[case $with_opie in
    no)		;;
    *)		AC_DEFINE(HAVE_OPIE)
		AC_MSG_CHECKING(whether to try NRL OPIE authentication)
		AC_MSG_RESULT(yes)
		AUTH_REG="$AUTH_REG NRL_OPIE"
		;;
esac])

AC_ARG_WITH(long-otp-prompt, [AS_HELP_STRING([--with-long-otp-prompt], [use a two line OTP (skey/opie) prompt])],
[case $with_long_otp_prompt in
    yes)	AC_DEFINE(LONG_OTP_PROMPT)
		AC_MSG_CHECKING(whether to use a two line prompt for OTP authentication)
		AC_MSG_RESULT(yes)
		long_otp_prompt=on
		;;
    no)		long_otp_prompt=off
		;;
    *)		AC_MSG_ERROR(["--with-long-otp-prompt does not take an argument."])
		;;
esac])

AC_ARG_WITH(SecurID, [AS_HELP_STRING([--with-SecurID[[=DIR]]], [enable SecurID support])],
[case $with_SecurID in
    no)		;;
    *)		AC_DEFINE(HAVE_SECURID)
		AC_MSG_CHECKING(whether to use SecurID for authentication)
		AC_MSG_RESULT(yes)
		AUTH_EXCL="$AUTH_EXCL SecurID"
		;;
esac])

AC_ARG_WITH(fwtk, [AS_HELP_STRING([--with-fwtk[[=DIR]]], [enable FWTK AuthSRV support])],
[case $with_fwtk in
    no)		;;
    *)		AC_DEFINE(HAVE_FWTK)
		AC_MSG_CHECKING(whether to use FWTK AuthSRV for authentication)
		AC_MSG_RESULT(yes)
		AUTH_EXCL="$AUTH_EXCL FWTK"
		;;
esac])

AC_ARG_WITH(kerb5, [AS_HELP_STRING([--with-kerb5[[=DIR]]], [enable Kerberos V support])],
[case $with_kerb5 in
    no)		;;
    *)		AC_MSG_CHECKING(whether to try Kerberos V authentication)
		AC_MSG_RESULT(yes)
		AUTH_REG="$AUTH_REG kerb5"
		;;
esac])

AC_ARG_WITH(aixauth, [AS_HELP_STRING([--with-aixauth], [enable AIX general authentication support])],
[case $with_aixauth in
    yes)	AUTH_EXCL="$AUTH_EXCL AIX_AUTH";;
    no)		;;
    *)		AC_MSG_ERROR(["--with-aixauth does not take an argument."])
		;;
esac])

AC_ARG_WITH(pam, [AS_HELP_STRING([--with-pam], [enable PAM support])],
[case $with_pam in
    yes)	AUTH_EXCL="$AUTH_EXCL PAM";;
    no)		;;
    *)		AC_MSG_ERROR(["--with-pam does not take an argument."])
		;;
esac])

AC_ARG_WITH(AFS, [AS_HELP_STRING([--with-AFS], [enable AFS support])],
[case $with_AFS in
    yes)	AC_DEFINE(HAVE_AFS)
		AC_MSG_CHECKING(whether to try AFS (kerberos) authentication)
		AC_MSG_RESULT(yes)
		AUTH_REG="$AUTH_REG AFS"
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-AFS does not take an argument."])
		;;
esac])

AC_ARG_WITH(DCE, [AS_HELP_STRING([--with-DCE], [enable DCE support])],
[case $with_DCE in
    yes)	AC_DEFINE(HAVE_DCE)
		AC_MSG_CHECKING(whether to try DCE (kerberos) authentication)
		AC_MSG_RESULT(yes)
		AUTH_REG="$AUTH_REG DCE"
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-DCE does not take an argument."])
		;;
esac])

AC_ARG_WITH(logincap, [AS_HELP_STRING([--with-logincap], [enable BSD login class support])],
[case $with_logincap in
    yes|no)	;;
    *)		AC_MSG_ERROR(["--with-logincap does not take an argument."])
		;;
esac])

AC_ARG_WITH(bsdauth, [AS_HELP_STRING([--with-bsdauth], [enable BSD authentication support])],
[case $with_bsdauth in
    yes)	AUTH_EXCL="$AUTH_EXCL BSD_AUTH";;
    no)		;;
    *)		AC_MSG_ERROR(["--with-bsdauth does not take an argument."])
		;;
esac])

AC_ARG_WITH(project, [AS_HELP_STRING([--with-project], [enable Solaris project support])],
[case $with_project in
    yes|no)	;;
    no)	;;
    *)		AC_MSG_ERROR(["--with-project does not take an argument."])
		;;
esac])

AC_MSG_CHECKING(whether to lecture users the first time they run sudo)
AC_ARG_WITH(lecture, [AS_HELP_STRING([--without-lecture], [don't print lecture for first-time sudoer])],
[case $with_lecture in
    yes|short|always)	lecture=once
		;;
    no|none|never)	lecture=never
		;;
    *)		AC_MSG_ERROR(["unknown argument to --with-lecture: $with_lecture"])
		;;
esac])
if test "$lecture" = "once"; then
    AC_MSG_RESULT(yes)
else
    AC_DEFINE(NO_LECTURE)
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(whether sudo should log via syslog or to a file by default)
AC_ARG_WITH(logging, [AS_HELP_STRING([--with-logging], [log via syslog, file, or both])],
[case $with_logging in
    yes)	AC_MSG_ERROR(["must give --with-logging an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-logging not supported."])
		;;
    syslog)	AC_DEFINE(LOGGING, SLOG_SYSLOG)
		AC_MSG_RESULT(syslog)
		;;
    file)	AC_DEFINE(LOGGING, SLOG_FILE)
		AC_MSG_RESULT(file)
		;;
    both)	AC_DEFINE(LOGGING, SLOG_BOTH)
		AC_MSG_RESULT(both)
		;;
    *)		AC_MSG_ERROR(["unknown argument to --with-logging: $with_logging"])
		;;
esac], [AC_DEFINE(LOGGING, SLOG_SYSLOG) AC_MSG_RESULT(syslog)])

AC_ARG_WITH(logfac, [AS_HELP_STRING([--with-logfac], [syslog facility to log with (default is "auth")])],
[case $with_logfac in
    yes)	AC_MSG_ERROR(["must give --with-logfac an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-logfac not supported."])
		;;
    authpriv|auth|daemon|user|local0|local1|local2|local3|local4|local5|local6|local7)		logfac=$with_logfac
		;;
    *)		AC_MSG_ERROR(["$with_logfac is not a supported syslog facility."])
		;;
esac])

AC_MSG_CHECKING(at which syslog priority to log commands)
AC_ARG_WITH(goodpri, [AS_HELP_STRING([--with-goodpri], [syslog priority for commands (def is "notice")])],
[case $with_goodpri in
    yes)	AC_MSG_ERROR(["must give --with-goodpri an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-goodpri not supported."])
		;;
    alert|crit|debug|emerg|err|info|notice|warning)
		goodpri=$with_goodpri
		;;
    *)		AC_MSG_ERROR(["$with_goodpri is not a supported syslog priority."])
		;;
esac])
AC_DEFINE_UNQUOTED(PRI_SUCCESS, "$goodpri", [The syslog priority sudo will use for successful attempts.])
AC_MSG_RESULT($goodpri)

AC_MSG_CHECKING(at which syslog priority to log failures)
AC_ARG_WITH(badpri, [AS_HELP_STRING([--with-badpri], [syslog priority for failures (def is "alert")])],
[case $with_badpri in
    yes)	AC_MSG_ERROR(["must give --with-badpri an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-badpri not supported."])
		;;
    alert|crit|debug|emerg|err|info|notice|warning)
		badpri=$with_badpri
		;;
    *)		AC_MSG_ERROR([$with_badpri is not a supported syslog priority.])
		;;
esac])
AC_DEFINE_UNQUOTED(PRI_FAILURE, "$badpri", [The syslog priority sudo will use for unsuccessful attempts/errors.])
AC_MSG_RESULT($badpri)

AC_ARG_WITH(logpath, [AS_HELP_STRING([--with-logpath], [path to the sudo log file])],
[case $with_logpath in
    yes)	AC_MSG_ERROR(["must give --with-logpath an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-logpath not supported."])
		;;
esac])

AC_MSG_CHECKING(how long a line in the log file should be)
AC_ARG_WITH(loglen, [AS_HELP_STRING([--with-loglen], [maximum length of a log file line (default is 80)])],
[case $with_loglen in
    yes)	AC_MSG_ERROR(["must give --with-loglen an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-loglen not supported."])
		;;
    [[0-9]]*)	loglen=$with_loglen
		;;
    *)		AC_MSG_ERROR(["you must enter a number, not $with_loglen"])
		;;
esac])
AC_DEFINE_UNQUOTED(MAXLOGFILELEN, $loglen, [The max number of chars per log file line (for line wrapping).])
AC_MSG_RESULT($loglen)

AC_MSG_CHECKING(whether sudo should ignore '.' or '' in \$PATH)
AC_ARG_WITH(ignore-dot, [AS_HELP_STRING([--with-ignore-dot], [ignore '.' in the PATH])],
[case $with_ignore_dot in
    yes)	ignore_dot=on
		;;
    no)		ignore_dot=off
		;;
    *)		AC_MSG_ERROR(["--with-ignore-dot does not take an argument."])
		;;
esac])
if test "$ignore_dot" = "on"; then
    AC_DEFINE(IGNORE_DOT_PATH)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(whether to send mail when a user is not in sudoers)
AC_ARG_WITH(mail-if-no-user, [AS_HELP_STRING([--without-mail-if-no-user], [do not send mail if user not in sudoers])],
[case $with_mail_if_no_user in
    yes)	mail_no_user=on
		;;
    no)		mail_no_user=off
		;;
    *)		AC_MSG_ERROR(["--with-mail-if-no-user does not take an argument."])
		;;
esac])
if test "$mail_no_user" = "on"; then
    AC_DEFINE(SEND_MAIL_WHEN_NO_USER)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(whether to send mail when user listed but not for this host)
AC_ARG_WITH(mail-if-no-host, [AS_HELP_STRING([--with-mail-if-no-host], [send mail if user in sudoers but not for this host])],
[case $with_mail_if_no_host in
    yes)	mail_no_host=on
		;;
    no)		mail_no_host=off
		;;
    *)		AC_MSG_ERROR(["--with-mail-if-no-host does not take an argument."])
		;;
esac])
if test "$mail_no_host" = "on"; then
    AC_DEFINE(SEND_MAIL_WHEN_NO_HOST)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(whether to send mail when a user tries a disallowed command)
AC_ARG_WITH(mail-if-noperms, [AS_HELP_STRING([--with-mail-if-noperms], [send mail if user not allowed to run command])],
[case $with_mail_if_noperms in
    yes)	mail_noperms=on
		;;
    no)		mail_noperms=off
		;;
    *)		AC_MSG_ERROR(["--with-mail-if-noperms does not take an argument."])
		;;
esac])
if test "$mail_noperms" = "on"; then
    AC_DEFINE(SEND_MAIL_WHEN_NOT_OK)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(who should get the mail that sudo sends)
AC_ARG_WITH(mailto, [AS_HELP_STRING([--with-mailto], [who should get sudo mail (default is "root")])],
[case $with_mailto in
    yes)	AC_MSG_ERROR(["must give --with-mailto an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-mailto not supported."])
		;;
    *)		mailto=$with_mailto
		;;
esac])
AC_DEFINE_UNQUOTED(MAILTO, "$mailto", [The user or email address that sudo mail is sent to.])
AC_MSG_RESULT([$mailto])

AC_ARG_WITH(mailsubject, [AS_HELP_STRING([--with-mailsubject], [subject of sudo mail])],
[case $with_mailsubject in
    yes)	AC_MSG_ERROR(["must give --with-mailsubject an argument."])
		;;
    no)		AC_MSG_WARN([Sorry, --without-mailsubject not supported.])
		;;
    *)		mailsub="$with_mailsubject"
		AC_MSG_CHECKING(sudo mail subject)
		AC_MSG_RESULT([Using alert mail subject: $mailsub])
		;;
esac])
AC_DEFINE_UNQUOTED(MAILSUBJECT, "$mailsub", [The subject of the mail sent by sudo to the MAILTO user/address.])

AC_MSG_CHECKING(for bad password prompt)
AC_ARG_WITH(passprompt, [AS_HELP_STRING([--with-passprompt], [default password prompt])],
[case $with_passprompt in
    yes)	AC_MSG_ERROR(["must give --with-passprompt an argument."])
		;;
    no)		AC_MSG_WARN([Sorry, --without-passprompt not supported.])
		;;
    *)		passprompt="$with_passprompt"
esac])
AC_MSG_RESULT($passprompt)
AC_DEFINE_UNQUOTED(PASSPROMPT, "$passprompt", [The default password prompt.])

AC_MSG_CHECKING(for bad password message)
AC_ARG_WITH(badpass-message, [AS_HELP_STRING([--with-badpass-message], [message the user sees when the password is wrong])],
[case $with_badpass_message in
    yes)	AC_MSG_ERROR(["Must give --with-badpass-message an argument."])
		;;
    no)		AC_MSG_WARN([Sorry, --without-badpass-message not supported.])
		;;
    *)		badpass_message="$with_badpass_message"
		;;
esac])
AC_DEFINE_UNQUOTED(INCORRECT_PASSWORD, "$badpass_message", [The message given when a bad password is entered.])
AC_MSG_RESULT([$badpass_message])

AC_MSG_CHECKING(whether to expect fully qualified hosts in sudoers)
AC_ARG_WITH(fqdn, [AS_HELP_STRING([--with-fqdn], [expect fully qualified hosts in sudoers])],
[case $with_fqdn in
    yes)	fqdn=on
		;;
    no)		fqdn=off
		;;
    *)		AC_MSG_ERROR(["--with-fqdn does not take an argument."])
		;;
esac])
if test "$fqdn" = "on"; then
    AC_DEFINE(FQDN)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_ARG_WITH(timedir, [AS_HELP_STRING([--with-timedir], [path to the sudo timestamp dir])],
[case $with_timedir in
    yes)	AC_MSG_ERROR(["must give --with-timedir an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-timedir not supported."])
		;;
esac])

AC_ARG_WITH(iologdir, [AS_HELP_STRING([--with-iologdir=DIR], [directory to store sudo I/O log files in])],
[case $with_iologdir in
    yes)    ;;
    no)     AC_MSG_ERROR(["--without-iologdir not supported."])
	    ;;
esac])

AC_ARG_WITH(tzdir, [AS_HELP_STRING([--with-tzdir=DIR], [path to the time zone data directory])],
[case $with_tzdir in
    yes)	AC_MSG_ERROR(["must give --with-tzdir an argument."])
		;;
esac])

AC_ARG_WITH(sendmail, [AS_HELP_STRING([--with-sendmail], [set path to sendmail])
AS_HELP_STRING([--without-sendmail], [do not send mail at all])],
[case $with_sendmail in
    yes)	with_sendmail=""
		;;
    no)		;;
    *)		SUDO_DEFINE_UNQUOTED(_PATH_SUDO_SENDMAIL, "$with_sendmail")
		;;
esac])

AC_ARG_WITH(sudoers-mode, [AS_HELP_STRING([--with-sudoers-mode], [mode of sudoers file (defaults to 0440)])],
[case $with_sudoers_mode in
    yes)	AC_MSG_ERROR(["must give --with-sudoers-mode an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-sudoers-mode not supported."])
		;;
    [[1-9]]*)	SUDOERS_MODE=0${with_sudoers_mode}
		;;
    0*)		SUDOERS_MODE=$with_sudoers_mode
		;;
    *)		AC_MSG_ERROR(["you must use an octal mode, not a name."])
		;;
esac])

AC_ARG_WITH(sudoers-uid, [AS_HELP_STRING([--with-sudoers-uid], [uid that owns sudoers file (defaults to 0)])],
[case $with_sudoers_uid in
    yes)	AC_MSG_ERROR(["must give --with-sudoers-uid an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-sudoers-uid not supported."])
		;;
    [[0-9]]*)	SUDOERS_UID=$with_sudoers_uid
		;;
    *)		AC_MSG_ERROR(["you must use an unsigned numeric uid, not a name."])
		;;
esac])

AC_ARG_WITH(sudoers-gid, [AS_HELP_STRING([--with-sudoers-gid], [gid that owns sudoers file (defaults to 0)])],
[case $with_sudoers_gid in
    yes)	AC_MSG_ERROR(["must give --with-sudoers-gid an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-sudoers-gid not supported."])
		;;
    [[0-9]]*)	SUDOERS_GID=$with_sudoers_gid
		;;
    *)		AC_MSG_ERROR(["you must use an unsigned numeric gid, not a name."])
		;;
esac])

AC_MSG_CHECKING(for umask programs should be run with)
AC_ARG_WITH(umask, [AS_HELP_STRING([--with-umask], [umask with which the prog should run (default is 022)])
AS_HELP_STRING([--without-umask], [Preserves the umask of the user invoking sudo.])],
[case $with_umask in
    yes)	AC_MSG_ERROR(["must give --with-umask an argument."])
		;;
    no)		sudo_umask=0777
		;;
    [[0-9]]*)	sudo_umask=$with_umask
		;;
    *)		AC_MSG_ERROR(["you must enter a numeric mask."])
		;;
esac])
AC_DEFINE_UNQUOTED(SUDO_UMASK, $sudo_umask, [The umask that the sudo-run prog should use.])
if test "$sudo_umask" = "0777"; then
    AC_MSG_RESULT(user)
else
    AC_MSG_RESULT($sudo_umask)
fi

AC_ARG_WITH(umask-override, [AS_HELP_STRING([--with-umask-override], [Use the umask specified in sudoers even if it is less restrictive than the user's.])],
[case $with_umask_override in
    yes)	AC_DEFINE(UMASK_OVERRIDE)
		umask_override=on
		;;
    no)		umask_override=off
		;;
    *)		AC_MSG_ERROR(["--with-umask-override does not take an argument."])
		;;
esac])

AC_MSG_CHECKING(for default user to run commands as)
AC_ARG_WITH(runas-default, [AS_HELP_STRING([--with-runas-default], [User to run commands as (default is "root")])],
[case $with_runas_default in
    yes)	AC_MSG_ERROR(["must give --with-runas-default an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-runas-default not supported."])
		;;
    *)		runas_default="$with_runas_default"
		;;
esac])
AC_DEFINE_UNQUOTED(RUNAS_DEFAULT, "$runas_default", [The user sudo should run commands as by default.])
AC_MSG_RESULT([$runas_default])

AC_ARG_WITH(exempt, [AS_HELP_STRING([--with-exempt=group], [no passwd needed for users in this group])],
[case $with_exempt in
    yes)	AC_MSG_ERROR(["must give --with-exempt an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-exempt not supported."])
		;;
    *)		AC_DEFINE_UNQUOTED(EXEMPTGROUP, "$with_exempt", [If defined, users in this group need not enter a passwd (ie "sudo").])
		AC_MSG_CHECKING(for group to be exempt from password)
		AC_MSG_RESULT([$with_exempt])
		;;
esac])

AC_MSG_CHECKING(for editor that visudo should use)
AC_ARG_WITH(editor, [AS_HELP_STRING([--with-editor=path], [Default editor for visudo (defaults to vi)])],
[case $with_editor in
    yes)	AC_MSG_ERROR(["must give --with-editor an argument."])
		;;
    no)		AC_MSG_ERROR(["--without-editor not supported."])
		;;
    *)		AC_DEFINE_UNQUOTED(EDITOR, "$with_editor", [A colon-separated list of pathnames to be used as the editor for visudo.])
		AC_MSG_RESULT([$with_editor])
		editor="$with_editor"
		;;
esac], [AC_DEFINE(EDITOR, _PATH_VI) AC_MSG_RESULT(vi)])

AC_MSG_CHECKING(whether to obey EDITOR and VISUAL environment variables)
AC_ARG_WITH(env-editor, [AS_HELP_STRING([--with-env-editor], [Use the environment variable EDITOR for visudo])],
[case $with_env_editor in
    yes)	env_editor=on
		;;
    no)		env_editor=off
		;;
    *)		AC_MSG_ERROR(["--with-env-editor does not take an argument."])
		;;
esac])
if test "$env_editor" = "on"; then
    AC_DEFINE(ENV_EDITOR)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_MSG_CHECKING(number of tries a user gets to enter their password)
AC_ARG_WITH(passwd-tries, [AS_HELP_STRING([--with-passwd-tries], [number of tries to enter password (default is 3)])],
[case $with_passwd_tries in
    yes)	;;
    no)		AC_MSG_ERROR(["--without-editor not supported."])
		;;
    [[1-9]]*)	passwd_tries=$with_passwd_tries
		;;
    *)		AC_MSG_ERROR(["you must enter the numer of tries, > 0"])
		;;
esac])
AC_DEFINE_UNQUOTED(TRIES_FOR_PASSWORD, $passwd_tries, [The number of tries a user gets to enter their password.])
AC_MSG_RESULT($passwd_tries)

AC_MSG_CHECKING(time in minutes after which sudo will ask for a password again)
AC_ARG_WITH(timeout, [AS_HELP_STRING([--with-timeout], [minutes before sudo asks for passwd again (def is 5 minutes)])],
[case $with_timeout in
    yes)	;;
    no)		timeout=0
		;;
    [[0-9]]*)	timeout=$with_timeout
		;;
    *)		AC_MSG_ERROR(["you must enter the numer of minutes."])
		;;
esac])
AC_DEFINE_UNQUOTED(TIMEOUT, $timeout, [The number of minutes before sudo asks for a password again.])
AC_MSG_RESULT($timeout)

AC_MSG_CHECKING(time in minutes after the password prompt will time out)
AC_ARG_WITH(password-timeout, [AS_HELP_STRING([--with-password-timeout], [passwd prompt timeout in minutes (default is 5 minutes)])],
[case $with_password_timeout in
    yes)	;;
    no)		password_timeout=0
		;;
    [[0-9]]*)	password_timeout=$with_password_timeout
		;;
    *)		AC_MSG_ERROR(["you must enter the numer of minutes."])
		;;
esac])
AC_DEFINE_UNQUOTED(PASSWORD_TIMEOUT, $password_timeout, [The passwd prompt timeout (in minutes).])
AC_MSG_RESULT($password_timeout)

AC_MSG_CHECKING(whether to use per-tty ticket files)
AC_ARG_WITH(tty-tickets, [AS_HELP_STRING([--with-tty-tickets], [use a different ticket file for each tty])],
[case $with_tty_tickets in
    yes)	tty_tickets=on
		;;
    no)		tty_tickets=off
		;;
    *)		AC_MSG_ERROR(["--with-tty-tickets does not take an argument."])
		;;
esac])
if test "$tty_tickets" = "off"; then
    AC_DEFINE(NO_TTY_TICKETS)
    AC_MSG_RESULT(no)
else
    AC_MSG_RESULT(yes)
fi

AC_MSG_CHECKING(whether to include insults)
AC_ARG_WITH(insults, [AS_HELP_STRING([--with-insults], [insult the user for entering an incorrect password])],
[case $with_insults in
    yes)	insults=on
		with_classic_insults=yes
		with_csops_insults=yes
		;;
    disabled)	insults=off
		with_classic_insults=yes
		with_csops_insults=yes
		;;
    no)		insults=off
		;;
    *)		AC_MSG_ERROR(["--with-insults does not take an argument."])
		;;
esac])
if test "$insults" = "on"; then
    AC_DEFINE(USE_INSULTS)
    AC_MSG_RESULT(yes)
else
    AC_MSG_RESULT(no)
fi

AC_ARG_WITH(all-insults, [AS_HELP_STRING([--with-all-insults], [include all the sudo insult sets])],
[case $with_all_insults in
    yes)	with_classic_insults=yes
		with_csops_insults=yes
		with_hal_insults=yes
		with_goons_insults=yes
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-all-insults does not take an argument."])
		;;
esac])

AC_ARG_WITH(classic-insults, [AS_HELP_STRING([--with-classic-insults], [include the insults from the "classic" sudo])],
[case $with_classic_insults in
    yes)	AC_DEFINE(CLASSIC_INSULTS)
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-classic-insults does not take an argument."])
		;;
esac])

AC_ARG_WITH(csops-insults, [AS_HELP_STRING([--with-csops-insults], [include CSOps insults])],
[case $with_csops_insults in
    yes)	AC_DEFINE(CSOPS_INSULTS)
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-csops-insults does not take an argument."])
		;;
esac])

AC_ARG_WITH(hal-insults, [AS_HELP_STRING([--with-hal-insults], [include 2001-like insults])],
[case $with_hal_insults in
    yes)	AC_DEFINE(HAL_INSULTS)
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-hal-insults does not take an argument."])
		;;
esac])

AC_ARG_WITH(goons-insults, [AS_HELP_STRING([--with-goons-insults], [include the insults from the "Goon Show"])],
[case $with_goons_insults in
    yes)	AC_DEFINE(GOONS_INSULTS)
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-goons-insults does not take an argument."])
		;;
esac])

AC_ARG_WITH(nsswitch, [AS_HELP_STRING([--with-nsswitch[[=PATH]]], [path to nsswitch.conf])],
[case $with_nsswitch in
    no)		;;
    yes)	with_nsswitch="/etc/nsswitch.conf"
		;;
    *)		;;
esac])

AC_ARG_WITH(ldap, [AS_HELP_STRING([--with-ldap[[=DIR]]], [enable LDAP support])],
[case $with_ldap in
    no)		;;
    *)		AC_DEFINE(HAVE_LDAP)
		AC_MSG_CHECKING(whether to use sudoers from LDAP)
		AC_MSG_RESULT(yes)
		;;
esac])

AC_ARG_WITH(ldap-conf-file, [AS_HELP_STRING([--with-ldap-conf-file], [path to LDAP configuration file])])
test -n "$with_ldap_conf_file" && ldap_conf="$with_ldap_conf_file"
SUDO_DEFINE_UNQUOTED(_PATH_LDAP_CONF, "$ldap_conf", [Path to the ldap.conf file])

AC_ARG_WITH(ldap-secret-file, [AS_HELP_STRING([--with-ldap-secret-file], [path to LDAP secret password file])])
test -n "$with_ldap_secret_file" && ldap_secret="$with_ldap_secret_file"
SUDO_DEFINE_UNQUOTED(_PATH_LDAP_SECRET, "$ldap_secret", [Path to the ldap.secret file])

AC_ARG_WITH(pc-insults, [AS_HELP_STRING([--with-pc-insults], [replace politically incorrect insults with less offensive ones])],
[case $with_pc_insults in
    yes)	AC_DEFINE(PC_INSULTS)
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-pc-insults does not take an argument."])
		;;
esac])

dnl include all insult sets on one line
if test "$insults" = "on"; then
    AC_MSG_CHECKING(which insult sets to include)
    i=""
    test "$with_goons_insults" = "yes" && i="goons ${i}"
    test "$with_hal_insults" = "yes" && i="hal ${i}"
    test "$with_csops_insults" = "yes" && i="csops ${i}"
    test "$with_classic_insults" = "yes" && i="classic ${i}"
    AC_MSG_RESULT([$i])
fi

AC_MSG_CHECKING(whether to override the user's path)
AC_ARG_WITH(secure-path, [AS_HELP_STRING([--with-secure-path], [override the user's path with a built-in one])],
[case $with_secure_path in
    yes)	with_secure_path="/bin:/usr/ucb:/usr/bin:/usr/sbin:/sbin:/usr/etc:/etc"
		AC_DEFINE_UNQUOTED(SECURE_PATH, "$with_secure_path")
		AC_MSG_RESULT([$with_secure_path])
		secure_path="set to $with_secure_path"
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_DEFINE_UNQUOTED(SECURE_PATH, "$with_secure_path")
		AC_MSG_RESULT([$with_secure_path])
		secure_path="set to F<$with_secure_path>"
		;;
esac], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to get ip addresses from the network interfaces)
AC_ARG_WITH(interfaces, [AS_HELP_STRING([--without-interfaces], [don't try to read the ip addr of ether interfaces])],
[case $with_interfaces in
    yes)	AC_MSG_RESULT(yes)
		;;
    no)		AC_DEFINE(STUB_LOAD_INTERFACES)
		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_ERROR(["--with-interfaces does not take an argument."])
		;;
esac], AC_MSG_RESULT(yes))

AC_MSG_CHECKING(whether stow should be used)
AC_ARG_WITH(stow, [AS_HELP_STRING([--with-stow], [properly handle GNU stow packaging])],
[case $with_stow in
    yes)	AC_MSG_RESULT(yes)
		AC_DEFINE(USE_STOW)
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_ERROR(["--with-stow does not take an argument."])
		;;
esac], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to use an askpass helper)
AC_ARG_WITH(askpass, [AS_HELP_STRING([--with-askpass=PATH], [Fully qualified pathname of askpass helper])],
[case $with_askpass in
    yes)	AC_MSG_ERROR(["--with-askpass takes a path as an argument."])
		;;
    no)		;;
    *)		SUDO_DEFINE_UNQUOTED(_PATH_SUDO_ASKPASS, "$with_askpass", [The fully qualified pathname of askpass])
		;;
esac], AC_MSG_RESULT(no))

AC_ARG_WITH(plugindir, [AS_HELP_STRING([--with-plugindir], [set directory to load plugins from])],
[case $with_plugindir in
    no)		AC_MSG_ERROR(["illegal argument: --without-plugindir."])
		;;
    *)		;;
esac], [with_plugindir="$libexecdir"])

dnl
dnl Options for --enable
dnl

AC_MSG_CHECKING(whether to do user authentication by default)
AC_ARG_ENABLE(authentication,
[AS_HELP_STRING([--disable-authentication], [Do not require authentication by default])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		;;
    no)		AC_MSG_RESULT(no)
		AC_DEFINE(NO_AUTHENTICATION)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-authentication: $enableval])
		;;
  esac
], AC_MSG_RESULT(yes))

AC_MSG_CHECKING(whether to disable running the mailer as root)
AC_ARG_ENABLE(root-mailer,
[AS_HELP_STRING([--disable-root-mailer], [Don't run the mailer as root, run as the user])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(no)
		;;
    no)		AC_MSG_RESULT(yes)
		AC_DEFINE(NO_ROOT_MAILER)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-root-mailer: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_ARG_ENABLE(setreuid,
[AS_HELP_STRING([--disable-setreuid], [Don't try to use the setreuid() function])],
[ case "$enableval" in
    no)		SKIP_SETREUID=yes
		;;
    *)		;;
  esac
])

AC_ARG_ENABLE(setresuid,
[AS_HELP_STRING([--disable-setresuid], [Don't try to use the setresuid() function])],
[ case "$enableval" in
    no)		SKIP_SETRESUID=yes
		;;
    *)		;;
  esac
])

AC_MSG_CHECKING(whether to disable shadow password support)
AC_ARG_ENABLE(shadow,
[AS_HELP_STRING([--disable-shadow], [Never use shadow passwords])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(no)
		;;
    no)		AC_MSG_RESULT(yes)
		CHECKSHADOW="false"
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-shadow: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether root should be allowed to use sudo)
AC_ARG_ENABLE(root-sudo,
[AS_HELP_STRING([--disable-root-sudo], [Don't allow root to run sudo])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		;;
    no)		AC_DEFINE(NO_ROOT_SUDO)
		AC_MSG_RESULT(no)
		root_sudo=off
		;;
    *)		AC_MSG_ERROR(["--enable-root-sudo does not take an argument."])
		;;
  esac
], AC_MSG_RESULT(yes))

AC_MSG_CHECKING(whether to log the hostname in the log file)
AC_ARG_ENABLE(log-host,
[AS_HELP_STRING([--enable-log-host], [Log the hostname in the log file])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		AC_DEFINE(HOST_IN_LOG)
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-log-host: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to invoke a shell if sudo is given no arguments)
AC_ARG_ENABLE(noargs-shell,
[AS_HELP_STRING([--enable-noargs-shell], [If sudo is given no arguments run a shell])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		AC_DEFINE(SHELL_IF_NO_ARGS)
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-noargs-shell: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to set \$HOME to target user in shell mode)
AC_ARG_ENABLE(shell-sets-home,
[AS_HELP_STRING([--enable-shell-sets-home], [Set $HOME to target user in shell mode])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		AC_DEFINE(SHELL_SETS_HOME)
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-shell-sets-home: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to disable 'command not found' messages)
AC_ARG_ENABLE(path_info,
[AS_HELP_STRING([--disable-path-info], [Print 'command not allowed' not 'command not found'])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(no)
		;;
    no)		AC_MSG_RESULT(yes)
		AC_DEFINE(DONT_LEAK_PATH_INFO)
		path_info=off
		;;
    *)		AC_MSG_RESULT(no)
		AC_MSG_WARN([Ignoring unknown argument to --enable-path-info: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_MSG_CHECKING(whether to enable environment debugging)
AC_ARG_ENABLE(env_debug,
[AS_HELP_STRING([--enable-env-debug], [Whether to enable environment debugging.])],
[ case "$enableval" in
    yes)	AC_MSG_RESULT(yes)
		AC_DEFINE(ENV_DEBUG)
		;;
    no)		AC_MSG_RESULT(no)
		;;
    *)		AC_MSG_RESULT(no)
    		AC_MSG_WARN([Ignoring unknown argument to --enable-env-debug: $enableval])
		;;
  esac
], AC_MSG_RESULT(no))

AC_ARG_ENABLE(zlib,
[AS_HELP_STRING([--enable-zlib[[=PATH]]], [Whether to enable or disable zlib])],
[], [enable_zlib=yes])

AC_MSG_CHECKING(whether to enable environment resetting by default)
AC_ARG_ENABLE(env_reset,
[AS_HELP_STRING([--enable-env-reset], [Whether to enable environment resetting by default.])],
[ case "$enableval" in
    yes)	env_reset=on
		;;
    no)		env_reset=off
		;;
    *)		env_reset=on
    		AC_MSG_WARN([Ignoring unknown argument to --enable-env-reset: $enableval])
		;;
  esac
])
if test "$env_reset" = "on"; then
    AC_MSG_RESULT(yes)
    AC_DEFINE(ENV_RESET, 1)
else
    AC_MSG_RESULT(no)
    AC_DEFINE(ENV_RESET, 0)
fi

AC_ARG_ENABLE(warnings,
[AS_HELP_STRING([--enable-warnings], [Whether to enable compiler warnings])],
[ case "$enableval" in
    yes)    ;;
    no)	    ;;
    *)	    AC_MSG_WARN([Ignoring unknown argument to --enable-warnings: $enableval])
	    ;;
  esac
])

AC_ARG_ENABLE(werror,
[AS_HELP_STRING([--enable-werror], [Whether to enable the -Werror compiler option])],
[ case "$enableval" in
    yes)    ;;
    no)	    ;;
    *)	    AC_MSG_WARN([Ignoring unknown argument to --enable-werror: $enableval])
	    ;;
  esac
])

AC_ARG_ENABLE(admin-flag,
[AS_HELP_STRING([--enable-admin-flag], [Whether to create a Ubuntu-style admin flag file])],
[ case "$enableval" in
    yes)    AC_DEFINE(USE_ADMIN_FLAG)
	    ;;
    no)	    ;;
    *)	    AC_MSG_WARN([Ignoring unknown argument to --enable-admin-flag: $enableval])
	    ;;
  esac
])

AC_ARG_ENABLE(nls,
[AS_HELP_STRING([--disable-nls], [Disable natural language support using gettext])],
[], [enable_nls=yes])

AC_ARG_WITH(selinux, [AS_HELP_STRING([--with-selinux], [enable SELinux support])],
[case $with_selinux in
    yes)	SELINUX_USAGE="[[-r role]] [[-t type]] "
    		AC_DEFINE(HAVE_SELINUX)
		SUDO_LIBS="${SUDO_LIBS} -lselinux"
		SUDO_OBJS="${SUDO_OBJS} selinux.o"
		PROGS="${PROGS} sesh"
		SEMAN=1
		AC_CHECK_LIB([selinux], [setkeycreatecon],
		    [AC_DEFINE(HAVE_SETKEYCREATECON)])
		;;
    no)		;;
    *)		AC_MSG_ERROR(["--with-selinux does not take an argument."])
		;;
esac])

dnl
dnl gss_krb5_ccache_name() may not work on Heimdal so we don't use it by default
dnl
AC_ARG_ENABLE(gss_krb5_ccache_name,
[AS_HELP_STRING([--enable-gss-krb5-ccache-name], [Use GSS-API to set the Kerberos V cred cache name])],
[check_gss_krb5_ccache_name=$enableval], [check_gss_krb5_ccache_name=no])

dnl
dnl C compiler checks
dnl
AC_SEARCH_LIBS([strerror], [cposix])
AC_PROG_CPP
AC_CHECK_TOOL(AR, ar, false)
AC_CHECK_TOOL(RANLIB, ranlib, :)
if test X"$AR" = X"false"; then
    AC_MSG_ERROR([the "ar" utility is required to build sudo])
fi

if test "x$ac_cv_prog_cc_c89" = "xno"; then
    AC_MSG_ERROR([Sudo version $PACKAGE_VERSION requires an ANSI C compiler to build.])
fi

dnl
dnl If the user specified --disable-static, override them or we'll
dnl be unable to build the executables in the sudoers plugin dir.
dnl
if test "$enable_static" = "no"; then
    AC_MSG_WARN([Ignoring --disable-static, sudo does not install static libs])
    enable_static=yes
fi

dnl
dnl Libtool setup, we require libtool 2.2.6b or higher
dnl
AC_CANONICAL_HOST
AC_CONFIG_MACRO_DIR([m4])
LT_PREREQ([2.2.6b])
LT_INIT([dlopen])

dnl
dnl Defer with_noexec until after libtool magic runs
dnl
if test "$enable_shared" = "no"; then
    with_noexec=no
    enable_dlopen=no
    lt_cv_dlopen=none
    lt_cv_dlopen_libs=
    ac_cv_func_dlopen=no
else
    eval _shrext="$shrext_cmds"
    # Darwin uses .dylib for libraries but .so for modules
    if test X"$_shrext" = X".dylib"; then
	SOEXT=".so"
    else
	SOEXT="$_shrext"
    fi
fi
AC_MSG_CHECKING(path to sudo_noexec.so)
AC_ARG_WITH(noexec, [AS_HELP_STRING([--with-noexec[=PATH]], [fully qualified pathname of sudo_noexec.so])],
[case $with_noexec in
    yes)	with_noexec="$libexecdir/sudo_noexec$_shrext"
		;;
    no)		;;
    *)		;;
esac], [with_noexec="$libexecdir/sudo_noexec$_shrext"])
AC_MSG_RESULT($with_noexec)
NOEXECFILE="sudo_noexec$_shrext"
NOEXECDIR="`echo $with_noexec|sed 's:^\(.*\)/[[^/]]*:\1:'`"

dnl
dnl Find programs we use
dnl
AC_CHECK_PROG(UNAMEPROG, [uname], [uname])
AC_CHECK_PROG(TRPROG, [tr], [tr])
AC_CHECK_PROGS(NROFFPROG, [nroff mandoc])
if test -n "$NROFFPROG"; then
    AC_CACHE_CHECK([whether $NROFFPROG supports the -c option],
	[sudo_cv_var_nroff_opt_c],
	[if $NROFFPROG -c </dev/null >/dev/null 2>&1; then
	    sudo_cv_var_nroff_opt_c=yes
	else
	    sudo_cv_var_nroff_opt_c=no
	fi]
    )
    if test "$sudo_cv_var_nroff_opt_c" = "yes"; then
	NROFFPROG="$NROFFPROG -c"
    fi
    AC_CACHE_CHECK([whether $NROFFPROG supports the -Tascii option],
	[sudo_cv_var_nroff_opt_Tascii],
	[if $NROFFPROG -Tascii </dev/null >/dev/null 2>&1; then
	    sudo_cv_var_nroff_opt_Tascii=yes
	else
	    sudo_cv_var_nroff_opt_Tascii=no
	fi]
    if test "$sudo_cv_var_nroff_opt_Tascii" = "yes"; then
	NROFFPROG="$NROFFPROG -Tascii"
    fi
    )
else
    MANTYPE="cat"
    mansrcdir='$(srcdir)'
fi

dnl
dnl What kind of beastie are we being run on?
dnl Barf if config.cache was generated on another host.
dnl
if test -n "$sudo_cv_prev_host"; then
    if test "$sudo_cv_prev_host" != "$host"; then
	AC_MSG_ERROR([config.cache was created on a different host; remove it and re-run configure.])
    else
	AC_MSG_CHECKING(previous host type)
	AC_CACHE_VAL(sudo_cv_prev_host, sudo_cv_prev_host="$host")
	AC_MSG_RESULT([$sudo_cv_prev_host])
    fi
else
    # this will produce no output since there is no cached value
    AC_CACHE_VAL(sudo_cv_prev_host, sudo_cv_prev_host="$host")
fi

dnl
dnl We want to be able to differentiate between different rev's
dnl
if test -n "$host_os"; then
    OS=`echo $host_os | sed 's/[[0-9]].*//'`
    OSREV=`echo $host_os | sed 's/^[[^0-9\.]]*\([[0-9\.]]*\).*$/\1/'`
    OSMAJOR=`echo $OSREV | sed 's/\..*$//'`
else
    OS="unknown"
    OSREV=0
    OSMAJOR=0
fi

case "$host" in
    *-*-sunos4*)
		# LD_PRELOAD is space-delimited
		RTLD_PRELOAD_DELIM=" "

		# getcwd(3) opens a pipe to getpwd(1)!?!
		BROKEN_GETCWD=1

		# system headers lack prototypes but gcc helps...
		if test -n "$GCC"; then
		    OSDEFS="${OSDEFS} -D__USE_FIXED_PROTOTYPES__"
		fi

		shadow_funcs="getpwanam issecure"
		;;
    *-*-solaris2*)
		# LD_PRELOAD is space-delimited
		RTLD_PRELOAD_DELIM=" "

		# To get the crypt(3) prototype (so we pass -Wall)
		OSDEFS="${OSDEFS} -D__EXTENSIONS__"
		# AFS support needs -lucb
		if test "$with_AFS" = "yes"; then
		    AFS_LIBS="-lc -lucb"
		fi
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		: ${with_rpath='yes'}
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		AC_CHECK_FUNCS(priv_set)
		;;
    *-*-aix*)
		# To get all prototypes (so we pass -Wall)
		OSDEFS="${OSDEFS} -D_ALL_SOURCE -D_LINUX_SOURCE_COMPAT"
		SUDOERS_LDFLAGS="${SUDOERS_LDFLAGS} -Wl,-bI:\$(srcdir)/aixcrypt.exp"
		if test X"$with_blibpath" != X"no"; then
		    AC_MSG_CHECKING([if linker accepts -Wl,-blibpath])
		    O_LDFLAGS="$LDFLAGS"
		    LDFLAGS="$O_LDFLAGS -Wl,-blibpath:/usr/lib:/lib"
		    AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])], [
			if test -n "$with_blibpath" -a "$with_blibpath" != "yes"; then
			    blibpath="$with_blibpath"
			elif test -n "$GCC"; then
			    blibpath="/usr/lib:/lib:/usr/local/lib"
			else
			    blibpath="/usr/lib:/lib"
			fi
			AC_MSG_RESULT(yes)
		    ], [AC_MSG_RESULT(no)])
		fi
		LDFLAGS="$O_LDFLAGS"

		# On AIX 6 and higher default to PAM, else default to LAM
		if test $OSMAJOR -ge 6; then
		    if test X"$with_pam" = X""; then
			AUTH_EXCL_DEF="PAM"
		    fi
		else
		    if test X"$with_aixauth" = X""; then
			AC_CHECK_FUNCS(authenticate, [AUTH_EXCL_DEF="AIX_AUTH"])
		    fi
		fi

		# AIX analog of nsswitch.conf, enabled by default
		AC_ARG_WITH(netsvc, [AS_HELP_STRING([--with-netsvc[[=PATH]]], [path to netsvc.conf])],
		[case $with_netsvc in
		    no)		;;
		    yes)	with_netsvc="/etc/netsvc.conf"
				;;
		    *)		;;
		esac])
		if test -z "$with_nsswitch" -a -z "$with_netsvc"; then
		    with_netsvc="/etc/netsvc.conf"
		fi

		# For implementing getgrouplist()
		AC_CHECK_FUNCS(getgrset)

		# LDR_PRELOAD is only supported in AIX 5.3 and later
		if test $OSMAJOR -lt 5; then
		    with_noexec=no
		else
		    RTLD_PRELOAD_VAR="LDR_PRELOAD"
		fi

		# AIX-specific functions
		AC_CHECK_FUNCS(getuserattr setauthdb)
		COMMON_OBJS="$COMMON_OBJS aix.lo"
		;;
    *-*-hiuxmpp*)
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-*-hpux*)
		# AFS support needs -lBSD
		if test "$with_AFS" = "yes"; then
		    AFS_LIBS="-lc -lBSD"
		fi
		: ${mansectsu='1m'}
		: ${mansectform='4'}

		# The HP bundled compiler cannot generate shared libs
		if test -z "$GCC"; then
		    AC_CACHE_CHECK([for HP bundled C compiler],
			[sudo_cv_var_hpccbundled],
			[if $CC -V 2>&1 | grep '^(Bundled)' >/dev/null 2>&1; then
			    sudo_cv_var_hpccbundled=yes
			else
			    sudo_cv_var_hpccbundled=no
			fi]
		    )
		    if test "$sudo_cv_var_hpccbundled" = "yes"; then
			AC_MSG_ERROR([The HP bundled C compiler is unable to build Sudo, you must use gcc or the HP ANSI C compiler instead.])
		    fi
		fi

		# Build PA-RISC1.1 objects for better portability
		case "$host_cpu" in
		    hppa[[2-9]]*)
			_CFLAGS="$CFLAGS"
			if test -n "$GCC"; then
			    portable_flag="-march=1.1"
			else
			    portable_flag="+DAportable"
			fi
			CFLAGS="$CFLAGS $portable_flag"
			AC_CACHE_CHECK([whether $CC understands $portable_flag],
			    [sudo_cv_var_daportable],
			    [AC_LINK_IFELSE(
				[AC_LANG_PROGRAM([[]], [[]])],
				    [sudo_cv_var_daportable=yes],
				    [sudo_cv_var_daportable=no]
				)
			    ]
			)
			if test X"$sudo_cv_var_daportable" != X"yes"; then
			    CFLAGS="$_CFLAGS"
			fi
			;;
		esac

		case "$host" in
			*-*-hpux[[1-8]].*)
			    AC_DEFINE(BROKEN_SYSLOG)
			;;
			*-*-hpux9.*)
			    AC_DEFINE(BROKEN_SYSLOG)

			    shadow_funcs="getspwuid"

			    # DCE support (requires ANSI C compiler)
			    if test "$with_DCE" = "yes"; then
				# order of libs in 9.X is important. -lc_r must be last
				SUDOERS_LIBS="${SUDOERS_LIBS} -ldce -lM -lc_r"
				LIBS="${LIBS} -ldce -lM -lc_r"
				CPPFLAGS="${CPPFLAGS} -D_REENTRANT -I/usr/include/reentrant"
			    fi
			;;
			*-*-hpux10.*)
			    shadow_funcs="getprpwnam iscomsec"
			    shadow_libs="-lsec"
			    # HP-UX 10.20 libc has an incompatible getline
			    ac_cv_func_getline="no"
			;;
			*)
			    shadow_funcs="getspnam iscomsec"
			    shadow_libs="-lsec"
			    test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
			;;
		esac
		;;
    *-dec-osf*)
		# ignore envariables wrt dynamic lib path
		SUDOERS_LDFLAGS="${SUDOERS_LDFLAGS} -Wl,-no_library_replacement"

		: ${CHECKSIA='true'}
		AC_MSG_CHECKING(whether to disable sia support on Digital UNIX)
		AC_ARG_ENABLE(sia,
		[AS_HELP_STRING([--disable-sia], [Disable SIA on Digital UNIX])],
		[ case "$enableval" in
		    yes)	AC_MSG_RESULT(no)
				CHECKSIA=true
				;;
		    no)		AC_MSG_RESULT(yes)
				CHECKSIA=false
				;;
		    *)		AC_MSG_RESULT(no)
				AC_MSG_WARN([Ignoring unknown argument to --enable-sia: $enableval])
				;;
		  esac
		], AC_MSG_RESULT(no))

		shadow_funcs="getprpwnam dispcrypt"
		# OSF/1 4.x and higher need -ldb too
		if test $OSMAJOR -lt 4; then
		    shadow_libs="-lsecurity -laud -lm"
		else
		    shadow_libs="-lsecurity -ldb -laud -lm"
		fi

		# use SIA by default, if we have it
		test "$CHECKSIA" = "true" && AUTH_EXCL_DEF="SIA"

		#
		# Some versions of Digital Unix ship with a broken
		# copy of prot.h, which we need for shadow passwords.
		# XXX - make should remove this as part of distclean
		#
		AC_MSG_CHECKING([for broken prot.h])
		AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
#include <sys/security.h>
#include <prot.h>
		]], [[exit(0);]])], [AC_MSG_RESULT(no)], [AC_MSG_RESULT([yes, fixing locally])
		sed 's:<acl.h>:<sys/acl.h>:g' < /usr/include/prot.h > prot.h
		])
		# ":DEFAULT" must be appended to _RLD_LIST
		RTLD_PRELOAD_VAR="_RLD_LIST"
		RTLD_PRELOAD_DEFAULT="DEFAULT"
		: ${mansectsu='8'}
		: ${mansectform='4'}
		;;
    *-*-irix*)
		OSDEFS="${OSDEFS} -D_BSD_TYPES"
		if test -z "$NROFFPROG"; then
		    MAN_POSTINSTALL='	/bin/rm -f $(mandirsu)/sudo.$(mansectsu).z $(mandirsu)/visudo.$(mansectsu).z $(mandirform)/sudoers.$(mansectform).z ; /usr/bin/pack $(mandirsu)/sudo.$(mansectsu) $(mandirsu)/visudo.$(mansectsu) $(mandirform)/sudoers.$(mansectform)'
		    if test "$prefix" = "/usr/local" -a "$mandir" = '${datarootdir}/man'; then
			if test -d /usr/share/catman/local; then
			    mandir="/usr/share/catman/local"
			else
			    mandir="/usr/catman/local"
			fi
		    fi
		else
		    if test "$prefix" = "/usr/local" -a "$mandir" = '${datarootdir}/man'; then
			if test -d "/usr/share/man/local"; then
			    mandir="/usr/share/man/local"
			else
			    mandir="/usr/man/local"
			fi
		    fi
		fi
		# IRIX <= 4 needs -lsun
		if test "$OSMAJOR" -le 4; then
		    AC_CHECK_LIB(sun, getpwnam, [LIBS="${LIBS} -lsun"])
		fi
		# ":DEFAULT" must be appended to _RLD_LIST
		RTLD_PRELOAD_VAR="_RLD_LIST"
		RTLD_PRELOAD_DEFAULT="DEFAULT"
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-*-linux*|*-*-k*bsd*-gnu)
		OSDEFS="${OSDEFS} -D_GNU_SOURCE"
		# Some Linux versions need to link with -lshadow
		shadow_funcs="getspnam"
		shadow_libs_optional="-lshadow"
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		;;
    *-convex-bsd*)
		OSDEFS="${OSDEFS} -D_CONVEX_SOURCE"
		if test -z "$GCC"; then
		    CFLAGS="${CFLAGS} -D__STDC__"
		fi

		shadow_defs="-D_AUDIT -D_ACL -DSecureWare"
		shadow_funcs="getprpwnam"
		shadow_libs="-lprot"
		;;
    *-*-ultrix*)
		OS="ultrix"
		shadow_funcs="getauthuid"
		shadow_libs="-lauth"
		;;
    *-*-riscos*)
		LIBS="${LIBS} -lsun -lbsd"
		CPPFLAGS="${CPPFLAGS} -I/usr/include -I/usr/include/bsd"
		OSDEFS="${OSDEFS} -D_MIPS"
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-*-isc*)
		OSDEFS="${OSDEFS} -D_ISC"
		LIB_CRYPT=1
		SUDOERS_LIBS="${SUDOERS_LIBS} -lcrypt"

		shadow_funcs="getspnam"
		shadow_libs="-lsec"

		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-*-sco*|*-sco-*)
		shadow_funcs="getprpwnam"
		shadow_libs="-lprot -lx"
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    m88k-motorola-sysv*)
		# motorolla's cc (a variant of gcc) does -O but not -O2
		CFLAGS=`echo $CFLAGS | sed 's/-O2/-O/g'`
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-sequent-sysv*)
		shadow_funcs="getspnam"
		shadow_libs="-lsec"
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		: ${with_rpath='yes'}
		;;
    *-ncr-sysv4*|*-ncr-sysvr4*)
		AC_CHECK_LIB(c89, strcasecmp, [LIBS="${LIBS} -lc89"])
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		: ${with_rpath='yes'}
		;;
    *-ccur-sysv4*|*-ccur-sysvr4*)
		LIBS="${LIBS} -lgen"
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		: ${with_rpath='yes'}
		;;
    *-*-bsdi*)
		SKIP_SETREUID=yes
		# Check for newer BSD auth API
		if test -z "$with_bsdauth"; then
		    AC_CHECK_FUNCS(auth_challenge, [AUTH_EXCL_DEF="BSD_AUTH"])
		fi
		;;
    *-*-freebsd*)
		# FreeBSD has a real setreuid(2) starting with 2.1 and
		# backported to 2.0.5.  We just take 2.1 and above...
		case "$OSREV" in
		0.*|1.*|2.0*)
		    SKIP_SETREUID=yes
		    ;;
		esac
		OSDEFS="${OSDEFS} -D_BSD_SOURCE"
		if test "${with_skey-'no'}" = "yes"; then
		     SUDOERS_LIBS="${SUDOERS_LIBS} -lmd"
		fi
		CHECKSHADOW="false"
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		: ${with_logincap='maybe'}
		;;
    *-*-*openbsd*)
		# OpenBSD has a real setreuid(2) starting with 3.3 but
		# we will use setresuid(2) instead.
		SKIP_SETREUID=yes
		OSDEFS="${OSDEFS} -D_BSD_SOURCE"
		CHECKSHADOW="false"
		# OpenBSD >= 3.0 supports BSD auth
		if test -z "$with_bsdauth"; then
		    if test "$OSMAJOR" -ge 3; then
			AUTH_EXCL_DEF="BSD_AUTH"
		    fi
		fi
		: ${with_logincap='maybe'}
		;;
    *-*-*netbsd*)
		# NetBSD has a real setreuid(2) starting with 1.3.2
		case "$OSREV" in
		0.9*|1.[[012]]*|1.3|1.3.1)
		    SKIP_SETREUID=yes
		    ;;
		esac
		CHECKSHADOW="false"
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		: ${with_logincap='maybe'}
		;;
    *-*-dragonfly*)
		OSDEFS="${OSDEFS} -D_BSD_SOURCE"
		if test "${with_skey-'no'}" = "yes"; then
		     SUDOERS_LIBS="${SUDOERS_LIBS} -lmd"
		fi
		CHECKSHADOW="false"
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		: ${with_logincap='yes'}
		;;
    *-*-*bsd*)
		CHECKSHADOW="false"
		;;
    *-*-darwin*)
		# Darwin has a real setreuid(2) starting with 9.0
		if test $OSMAJOR -lt 9; then
		    SKIP_SETREUID=yes
		fi
		CHECKSHADOW="false"
		test -z "$with_pam" && AUTH_EXCL_DEF="PAM"
		: ${with_logincap='yes'}
		RTLD_PRELOAD_VAR="DYLD_INSERT_LIBRARIES"
		RTLD_PRELOAD_ENABLE_VAR="DYLD_FORCE_FLAT_NAMESPACE"
		;;
    *-*-nextstep*)
		# lockf() on is broken on the NeXT -- use flock instead
		ac_cv_func_lockf=no
		ac_cv_func_flock=yes
		RTLD_PRELOAD_VAR="DYLD_INSERT_LIBRARIES"
		RTLD_PRELOAD_ENABLE_VAR="DYLD_FORCE_FLAT_NAMESPACE"
		;;
    *-*-*sysv4*)
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		: ${with_rpath='yes'}
		;;
    *-*-sysv*)
		: ${mansectsu='1m'}
		: ${mansectform='4'}
		;;
    *-gnu*)
		OSDEFS="${OSDEFS} -D_GNU_SOURCE"
		;;
esac

dnl
dnl Library preloading to support NOEXEC
dnl
if test -n "$with_noexec"; then
    SUDO_DEFINE_UNQUOTED(RTLD_PRELOAD_VAR, "$RTLD_PRELOAD_VAR")
    SUDO_DEFINE_UNQUOTED(RTLD_PRELOAD_DELIM, "$RTLD_PRELOAD_DELIM")
    if test -n "$RTLD_PRELOAD_DEFAULT"; then
	SUDO_DEFINE_UNQUOTED(RTLD_PRELOAD_DEFAULT, "$RTLD_PRELOAD_DEFAULT")
    fi
    if test -n "$RTLD_PRELOAD_ENABLE_VAR"; then
	SUDO_DEFINE_UNQUOTED(RTLD_PRELOAD_ENABLE_VAR, "$RTLD_PRELOAD_ENABLE_VAR")
    fi
fi

dnl
dnl Check for mixing mutually exclusive and regular auth methods
dnl
AUTH_REG=${AUTH_REG# }
AUTH_EXCL=${AUTH_EXCL# }
if test -n "$AUTH_EXCL"; then
    set -- $AUTH_EXCL
    if test $# != 1; then
	AC_MSG_ERROR([More than one mutually exclusive authentication method specified: $AUTH_EXCL])
    fi
    if test -n "$AUTH_REG"; then
	AC_MSG_ERROR([Cannot mix mutually exclusive ($AUTH_EXCL) and regular ($AUTH_REG) authentication methods])
    fi
fi
dnl
dnl Only one of S/Key and OPIE may be specified
dnl
if test X"${with_skey}${with_opie}" = X"yesyes"; then
    AC_MSG_ERROR(["cannot use both S/Key and OPIE"])
fi

dnl
dnl Use BSD-style man sections by default
dnl
: ${mansectsu='8'}
: ${mansectform='5'}

dnl
dnl Add in any libpaths or libraries specified via configure
dnl
if test -n "$with_libpath"; then
    for i in ${with_libpath}; do
	SUDO_APPEND_LIBPATH(LDFLAGS, [$i])
    done
fi
if test -n "$with_libraries"; then
    for i in ${with_libraries}; do
	case $i in
	    -l*)	;;
	    *.a)	;;
	    *.o)	;;
	    *)	i="-l${i}";;
	esac
	LIBS="${LIBS} ${i}"
    done
fi

dnl
dnl C compiler checks (to be done after os checks)
dnl
AC_PROG_GCC_TRADITIONAL
AC_C_CONST
AC_C_VOLATILE
# Check for variadic macro support in cpp
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
AC_INCLUDES_DEFAULT
#if defined(__GNUC__) && __GNUC__ == 2
# define sudo_fprintf(fp, fmt...) fprintf((fp), (fmt))
#else
# define sudo_fprintf(fp, ...) fprintf((fp), __VA_ARGS__)
#endif
], [sudo_fprintf(stderr, "a %s", "test");])], [], [AC_MSG_ERROR([Your C compiler doesn't support variadic macros, try building with gcc instead])])
if test X"$with_gnu_ld" != "yes" -a -n "$GCC"; then
    _CFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS -static-libgcc"
    AC_CACHE_CHECK([whether $CC understands -static-libgcc],
	[sudo_cv_var_gcc_static_libgcc],
	[AC_LINK_IFELSE(
	    [AC_LANG_PROGRAM([[]], [[]])],
		[sudo_cv_var_gcc_static_libgcc=yes],
		[sudo_cv_var_gcc_static_libgcc=no]
	    )
	]
    )
    CFLAGS="$_CFLAGS"
    if test "$sudo_cv_var_gcc_static_libgcc" = "yes"; then
	LTLDFLAGS="$LTLDFLAGS -Wc,-static-libgcc"
    fi
fi
dnl
dnl Program checks
dnl
AC_PROG_YACC
AC_PATH_PROG([FLEX], [flex], [flex])
SUDO_PROG_MV
SUDO_PROG_BSHELL
if test -z "$with_sendmail"; then
    SUDO_PROG_SENDMAIL
fi
SUDO_PROG_VI
dnl
dnl Check for authpriv support in syslog
dnl
AC_MSG_CHECKING(which syslog facility sudo should log with)
if test X"$with_logfac" = X""; then
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <syslog.h>]], [[int i = LOG_AUTHPRIV; (void)i;]])], [logfac=authpriv])
fi
AC_DEFINE_UNQUOTED(LOGFAC, "$logfac", [The syslog facility sudo will use.])
AC_MSG_RESULT($logfac)
dnl
dnl Header file checks
dnl
AC_HEADER_STDC
AC_HEADER_DIRENT
AC_HEADER_TIME
AC_HEADER_STDBOOL
AC_HEADER_MAJOR
AC_CHECK_HEADERS(malloc.h netgroup.h paths.h spawn.h utime.h utmpx.h sys/sockio.h sys/bsdtypes.h sys/select.h sys/stropts.h sys/sysmacros.h)
AC_CHECK_HEADERS([procfs.h] [sys/procfs.h], [AC_CHECK_MEMBERS(struct psinfo.pr_ttydev, [AC_CHECK_FUNCS(_ttyname_dev)], [], [AC_INCLUDES_DEFAULT
#ifdef HAVE_PROCFS_H
#include <procfs.h>
#endif
#ifdef HAVE_SYS_PROCFS_H
#include <sys/procfs.h>
#endif
])]
break)
dnl
dnl Check for large file support.  HP-UX 11.23 has a broken sys/type.h
dnl when large files support is enabled so work around it.
dnl
AC_SYS_LARGEFILE
case "$host" in
    *-*-hpux11.*)
	AC_CACHE_CHECK([whether sys/types.h needs _XOPEN_SOURCE_EXTENDED], [sudo_cv_xopen_source_extended],
	[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
	#include <sys/socket.h>], [])], [sudo_cv_xopen_source_extended=no], [
	    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#define _XOPEN_SOURCE_EXTENDED
	    AC_INCLUDES_DEFAULT
	    #include <sys/socket.h>], [])], [sudo_cv_xopen_source_extended=yes],
	    [sudo_cv_xopen_source_extended=error])
	])])
	if test "$sudo_cv_xopen_source_extended" = "yes"; then
	    OSDEFS="${OSDEFS} -D_XOPEN_SOURCE_EXTENDED"
	    SUDO_DEFINE(_XOPEN_SOURCE_EXTENDED)
	fi
	;;
esac
AC_SYS_POSIX_TERMIOS
if test "$ac_cv_sys_posix_termios" != "yes"; then
    AC_MSG_ERROR([Must have POSIX termios to build sudo])
fi
SUDO_MAILDIR
if test ${with_logincap-'no'} != "no"; then
    AC_CHECK_HEADERS(login_cap.h, [LOGINCAP_USAGE='[[-c class|-]] '; LCMAN=1
	case "$OS" in
	    freebsd|netbsd)
		SUDO_LIBS="${SUDO_LIBS} -lutil"
		SUDOERS_LIBS="${SUDOERS_LIBS} -lutil"
		;;
	esac
    ])
fi
if test ${with_project-'no'} != "no"; then
    AC_CHECK_HEADER(project.h, [
	AC_CHECK_LIB(project, setproject, [
	    AC_DEFINE(HAVE_PROJECT_H)
	    SUDO_LIBS="${SUDO_LIBS} -lproject"
	])
    ], [])
fi
dnl
dnl typedef checks
dnl
AC_TYPE_MODE_T
AC_TYPE_UID_T
AC_CHECK_TYPE([__signed char], [], [AC_CHECK_TYPE([signed char], [AC_DEFINE(__signed, signed)], [AC_DEFINE(__signed, [])])])
AC_CHECK_TYPE([sig_atomic_t], [], [AC_DEFINE(sig_atomic_t, int)], [#include <sys/types.h>
#include <signal.h>])
AC_CHECK_TYPES([sigaction_t], [], [], [#include <sys/types.h>
#include <signal.h>])
AC_CHECK_TYPES([struct timespec], [], [], [#include <sys/types.h>
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
#endif
#include <time.h>])
AC_CHECK_TYPES([struct in6_addr], [], [], [#include <sys/types.h>
#include <netinet/in.h>])
AC_TYPE_LONG_LONG_INT
AC_CHECK_SIZEOF([long int])
AC_CHECK_TYPE(size_t, unsigned int)
AC_CHECK_TYPE(ssize_t, int)
AC_CHECK_TYPE(dev_t, int)
AC_CHECK_TYPE(ino_t, unsigned int)
AC_CHECK_TYPE(socklen_t, [], [AC_DEFINE(socklen_t, unsigned int)], [
AC_INCLUDES_DEFAULT
#include <sys/socket.h>])
SUDO_UID_T_LEN
SUDO_SOCK_SA_LEN
dnl
dnl Check for utmp/utmpx struct members.
dnl We need to include OSDEFS for glibc which only has __e_termination
dnl visible when _GNU_SOURCE is *not* defined.
dnl
_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $OSDEFS"
if test $ac_cv_header_utmpx_h = "yes"; then
    AC_CHECK_MEMBERS([struct utmpx.ut_id, struct utmpx.ut_pid, struct utmpx.ut_tv, struct utmpx.ut_type], [], [], [
	#include <sys/types.h>
	#include <utmpx.h>
    ])
    dnl
    dnl Check for ut_exit.__e_termination first, then ut_exit.e_termination
    dnl
    AC_CHECK_MEMBERS([struct utmpx.ut_exit.__e_termination], [AC_DEFINE(HAVE_STRUCT_UTMPX_UT_EXIT)], [
	AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_termination], [AC_DEFINE(HAVE_STRUCT_UTMPX_UT_EXIT)], [], [
	    #include <sys/types.h>
	    #include <utmpx.h>
	])
    ], [
	#include <sys/types.h>
	#include <utmpx.h>
    ])
else
    AC_CHECK_MEMBERS([struct utmp.ut_id, struct utmp.ut_pid, struct utmp.ut_tv, struct utmp.ut_type, struct utmp.ut_user], [], [], [
	#include <sys/types.h>
	#include <utmp.h>
    ])
    dnl
    dnl Check for ut_exit.__e_termination first, then ut_exit.e_termination
    dnl
    AC_CHECK_MEMBERS([struct utmp.ut_exit.__e_termination], [AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT)], [
	AC_CHECK_MEMBERS([struct utmp.ut_exit.e_termination], [AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT)], [], [
	    #include <sys/types.h>
	    #include <utmp.h>
	])
    ], [
	#include <sys/types.h>
	#include <utmp.h>
    ])
fi
CFLAGS="$_CFLAGS"

dnl
dnl Function checks
dnl
AC_FUNC_GETGROUPS
AC_CHECK_FUNCS(glob strrchr sysconf tzset strftime setenv \
	       regcomp setlocale nl_langinfo mbr_check_membership \
	       setrlimit64 openat)
AC_REPLACE_FUNCS(getgrouplist)
AC_CHECK_FUNCS(getline, [], [
    AC_LIBOBJ(getline)
    AC_CHECK_FUNCS(fgetln)
])
dnl
dnl If libc supports _FORTIFY_SOURCE check functions, use it.
dnl
O_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=2"
AC_CHECK_FUNC(__sprintf_chk, [
    AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[char buf[4]; (void)sprintf(buf, "%s", "foo");]])], [OSDEFS="${OSDEFS} -D_FORTIFY_SOURCE=2"], [])
], [])
CPPFLAGS="$O_CPPFLAGS"

utmp_style=LEGACY
AC_CHECK_FUNCS(getutxid getutid, [utmp_style=POSIX; break])
if test "$utmp_style" = "LEGACY"; then
    AC_CHECK_FUNCS(getttyent ttyslot, [break])
fi

AC_CHECK_FUNCS(sysctl, [AC_CHECK_MEMBERS([struct kinfo_proc.ki_tdev], [],
    [
	AC_CHECK_MEMBERS([struct kinfo_proc2.p_tdev], [], [
	    AC_CHECK_MEMBERS([struct kinfo_proc.p_tdev], [], [
		AC_CHECK_MEMBERS([struct kinfo_proc.kp_eproc.e_tdev], [], [], [
		    #include <sys/param.h>
		    #include <sys/sysctl.h>
		])
	    ], [
		#include <sys/param.h>
		#include <sys/sysctl.h>
	    ])
	],
	[
	    #include <sys/param.h>
	    #include <sys/sysctl.h>
	])
    ],
    [
	#include <sys/param.h>
	#include <sys/sysctl.h>
	#include <sys/user.h>
    ])
])

AC_CHECK_FUNCS(openpty, [AC_CHECK_HEADERS(libutil.h util.h pty.h, [break])], [
    AC_CHECK_LIB(util, openpty, [
	AC_CHECK_HEADERS(libutil.h util.h pty.h, [break])
	case "$SUDO_LIBS" in
	    *-lutil*) ;;
	    *) SUDO_LIBS="${SUDO_LIBS} -lutil";;
	esac
	AC_DEFINE(HAVE_OPENPTY)
    ], [
	AC_CHECK_FUNCS(_getpty, [], [
	    AC_CHECK_FUNCS(grantpt, [
		AC_CHECK_FUNCS(posix_openpt)
	    ], [
		AC_CHECK_FUNCS(revoke)
	    ])
	])
    ])
])
AC_CHECK_FUNCS(unsetenv, [SUDO_FUNC_UNSETENV_VOID], [])
SUDO_FUNC_PUTENV_CONST
if test -z "$SKIP_SETRESUID"; then
    AC_CHECK_FUNCS(setresuid, [
	SKIP_SETREUID=yes
	AC_CHECK_FUNCS(getresuid)
    ])
fi
if test -z "$SKIP_SETREUID"; then
    AC_CHECK_FUNCS(setreuid, [SKIP_SETEUID=yes])
fi
if test -z "$SKIP_SETEUID"; then
    AC_CHECK_FUNCS(seteuid)
fi
if test X"$with_interfaces" != X"no"; then
    AC_CHECK_FUNCS(getifaddrs, [AC_CHECK_FUNCS(freeifaddrs)])
fi
if test -z "$BROKEN_GETCWD"; then
    AC_REPLACE_FUNCS(getcwd)
fi
AC_CHECK_FUNCS(lockf flock, [break])
AC_CHECK_FUNCS(innetgr _innetgr, [AC_CHECK_FUNCS(getdomainname) [break]])
AC_CHECK_FUNCS(utimes, [AC_CHECK_FUNCS(futimes futimesat, [break])], [AC_CHECK_FUNCS(futime) AC_LIBOBJ(utimes)])
AC_CHECK_FUNCS(killpg, [], [AC_LIBOBJ(killpg)])
SUDO_FUNC_FNMATCH([AC_DEFINE(HAVE_FNMATCH)], [AC_LIBOBJ(fnmatch)
    COMPAT_TEST_PROGS="${COMPAT_TEST_PROGS}${COMPAT_TEST_PROGS+ }fnm_test"
])
SUDO_FUNC_ISBLANK
AC_REPLACE_FUNCS(memrchr pw_dup strlcpy strlcat)
AC_CHECK_FUNCS(nanosleep, [], [
    # On Solaris, nanosleep is in librt
    AC_CHECK_LIB(rt, nanosleep, [REPLAY_LIBS="${REPLAY_LIBS} -lrt"], [AC_LIBOBJ(nanosleep)])
])
AC_CHECK_FUNCS(closefrom, [], [AC_LIBOBJ(closefrom)
    AC_CHECK_DECL(F_CLOSEM, AC_DEFINE(HAVE_FCNTL_CLOSEM), [],
	[ #include <limits.h>
	  #include <fcntl.h> ])
])
AC_CHECK_FUNCS(mkstemps mkdtemp, [], [
    AC_CHECK_FUNCS(random lrand48, [break])
    AC_LIBOBJ(mktemp)
])
AC_CHECK_FUNCS(snprintf vsnprintf asprintf vasprintf, , [NEED_SNPRINTF=1])
if test X"$ac_cv_type_struct_timespec" != X"no"; then
    AC_CHECK_MEMBER([struct stat.st_mtim], [AC_DEFINE(HAVE_ST_MTIM)]
	[AC_CHECK_MEMBER([struct stat.st_mtim.st__tim], AC_DEFINE(HAVE_ST__TIM))],
	[AC_CHECK_MEMBER([struct stat.st_mtimespec], AC_DEFINE([HAVE_ST_MTIMESPEC]))])
fi
dnl
dnl Check for the dirfd function/macro.  If not found, look for dd_fd in DIR.
dnl
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <$ac_header_dirent>]], [[DIR *d; (void)dirfd(d);]])], [AC_DEFINE(HAVE_DIRFD)], [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <$ac_header_dirent>]], [[DIR d; memset(&d, 0, sizeof(d)); return(d.dd_fd);]])], [AC_DEFINE(HAVE_DD_FD)], [])])
AC_CHECK_MEMBERS([struct dirent.d_type], [], [], [
AC_INCLUDES_DEFAULT
#include <$ac_header_dirent>
])
dnl
dnl If NEED_SNPRINTF is set, add snprintf.c to LIBOBJS
dnl (it contains snprintf, vsnprintf, asprintf, and vasprintf)
dnl
if test -n "$NEED_SNPRINTF"; then
    AC_LIBOBJ(snprintf)
fi
dnl
dnl If socket(2) not in libc, check -lsocket and -linet
dnl May need to link with *both* -lnsl and -lsocket due to unresolved symbols
dnl
AC_CHECK_FUNC(socket, [], [
    for libs in "-lsocket" "-linet" "-lsocket -lnsl"; do
	_libs=
	for lib in $libs; do
	    case "$NET_LIBS" in
		*"$lib"*)   ;;
		*)	    _libs="$_libs $lib";;
	    esac
	done
	libs="${_libs# }"
	test -z "$libs" && continue
	lib="`echo \"$libs\"|sed -e 's/^-l//' -e 's/ .*$//'`"
	extralibs="`echo \"$libs\"|sed 's/^-l[[^ ]]*//'`"
	SUDO_CHECK_LIB($lib, socket, [NET_LIBS="${NET_LIBS} $libs"; LIBS="${LIBS} $libs"; break], [], [$extralibs])
    done
])
dnl
dnl If inet_addr(3) not in libc, check -lnsl and -linet
dnl May need to link with *both* -lnsl and -lsocket due to unresolved symbols
dnl
AC_CHECK_FUNC(inet_addr, [], [
    AC_CHECK_FUNC(__inet_addr, [], [
	for libs in "-lsocket" "-linet" "-lsocket -lnsl"; do
	    _libs=
	    for lib in $libs; do
		case "$NET_LIBS" in
		    *"$lib"*)   ;;
		    *)		_libs="$_libs $lib";;
		esac
	    done
	    libs="${_libs# }"
	    test -z "$libs" && continue
	    lib="`echo \"$libs\"|sed -e 's/^-l//' -e 's/ .*$//'`"
	    extralibs="`echo \"$libs\"|sed 's/^-l[[^ ]]*//'`"
	    SUDO_CHECK_LIB($lib, inet_addr, [NET_LIBS="${NET_LIBS} $libs"; LIBS="${LIBS} $libs"; break], [], [$extralibs])
	done
    ])
])
dnl
dnl If syslog(3) not in libc, check -lsocket, -lnsl and -linet
dnl
AC_CHECK_FUNC(syslog, [], [
    for libs in "-lsocket" "-linet" "-lsocket -lnsl"; do
	_libs=
	for lib in $libs; do
	    case "$NET_LIBS" in
		*"$lib"*)   ;;
		*)	    _libs="$_libs $lib";;
	    esac
	done
	libs="${_libs# }"
	test -z "$libs" && continue
	lib="`echo \"$libs\"|sed -e 's/^-l//' -e 's/ .*$//'`"
	extralibs="`echo \"$libs\"|sed 's/^-l[[^ ]]*//'`"
	SUDO_CHECK_LIB($lib, syslog, [NET_LIBS="${NET_LIBS} $libs"; LIBS="${LIBS} $libs"; break], [], [$extralibs])
    done
])
dnl
dnl If getaddrinfo(3) not in libc, check -lsocket and -linet
dnl May need to link with *both* -lnsl and -lsocket due to unresolved symbols.
dnl
AC_CHECK_FUNCS(getaddrinfo, [], [
    found=no
    for libs in "-lsocket" "-linet" "-lsocket -lnsl"; do
	_libs=
	for lib in $libs; do
	    case "$NET_LIBS" in
		*"$lib"*)   ;;
		*)	    _libs="$_libs $lib";;
	    esac
	done
	libs="${_libs# }"
	test -z "$libs" && continue
	lib="`echo \"$libs\"|sed -e 's/^-l//' -e 's/ .*$//'`"
	extralibs="`echo \"$libs\"|sed 's/^-l[[^ ]]*//'`"
	SUDO_CHECK_LIB($lib, getaddrinfo, [NET_LIBS="${NET_LIBS} $libs"; LIBS="${LIBS} $libs"; found=yes; break], [], [$extralibs])
    done
    if test X"$found" != X"no"; then
	AC_DEFINE(HAVE_GETADDRINFO)
    fi
])
dnl
dnl Check for getprogname() or __progname
dnl
AC_CHECK_FUNCS(getprogname, , [
    AC_MSG_CHECKING([for __progname])
    AC_CACHE_VAL(sudo_cv___progname, [
    AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[extern char *__progname; (void)puts(__progname);]])], [sudo_cv___progname=yes], [sudo_cv___progname=no])])
    if test "$sudo_cv___progname" = "yes"; then
	AC_DEFINE(HAVE___PROGNAME)
    else
	AC_LIBOBJ(getprogname)
    fi
    AC_MSG_RESULT($sudo_cv___progname)
])
dnl
dnl Check for __func__ or __FUNCTION__
dnl
AC_MSG_CHECKING([for __func__])
AC_CACHE_VAL(sudo_cv___func__, [
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[(void)puts(__func__);]])], [sudo_cv___func__=yes], [sudo_cv___func__=no])])
AC_MSG_RESULT($sudo_cv___func__)
if test "$sudo_cv___func__" = "yes"; then
    AC_DEFINE(HAVE___FUNC__)
elif test -n "$GCC"; then
    AC_MSG_CHECKING([for __FUNCTION__])
    AC_CACHE_VAL(sudo_cv___FUNCTION__, [
    AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[(void)puts(__FUNCTION__);]])], [sudo_cv___FUNCTION__=yes], [sudo_cv___FUNCTION__=no])])
    AC_MSG_RESULT($sudo_cv___FUNCTION__)
    if test "$sudo_cv___FUNCTION__" = "yes"; then
	AC_DEFINE(HAVE___FUNC__)
	AC_DEFINE(__func__, __FUNCTION__, [Define to __FUNCTION__ if your compiler support __FUNCTION__ but not __func__])
    fi
fi

# gettext() and friends may be located in libc (Linux and Solaris)
# or in libintl.  However, it is possible to have libintl installed
# even when gettext() is present in libc.  In the case of GNU libintl,
# gettext() will be defined to gettext_libintl in libintl.h.
# Since gcc prefers /usr/local/include to /usr/include, we need to
# make sure we use the gettext() that matches the include file.
if test "$enable_nls" != "no"; then
    if test "$enable_nls" != "yes"; then
	CPPFLAGS="${CPPFLAGS} -I${enable_nls}/include"
	SUDO_APPEND_LIBPATH(LDFLAGS, [$enable_nls/lib])
    fi
    OLIBS="$LIBS"
    for l in "libc" "-lintl" "-lintl -liconv"; do
	if test "$l" = "libc"; then
	    # If user specified a dir for libintl ignore libc
	    if test "$enable_nls" != "yes"; then
		continue
	    fi
	    gettext_name=sudo_cv_gettext
	    AC_MSG_CHECKING([for gettext])
	else
	    LIBS="$OLIBS $l"
	    gettext_name=sudo_cv_gettext"`echo $l|sed -e 's/ //g' -e 's/-/_/g'`"
	    AC_MSG_CHECKING([for gettext in $l])
	fi
	AC_CACHE_VAL($gettext_name, [
		AC_LINK_IFELSE(
		    [
			AC_LANG_PROGRAM([[#include <libintl.h>]], [(void)gettext((char *)0);])
		    ], [eval $gettext_name=yes], [eval $gettext_name=no]
		)
	])
	eval gettext_result="\$$gettext_name"
	AC_MSG_RESULT($gettext_result)
	test "$gettext_result" = "yes" && break
    done
    LIBS="$OLIBS"

    if test "$sudo_cv_gettext" = "yes"; then
	AC_DEFINE(HAVE_LIBINTL_H)
	SUDO_NLS=enabled
    elif test "$sudo_cv_gettext_lintl" = "yes"; then
	AC_DEFINE(HAVE_LIBINTL_H)
	SUDO_NLS=enabled
	LIBINTL="-lintl"
    elif test "$sudo_cv_gettext_lintl_liconv" = "yes"; then
	AC_DEFINE(HAVE_LIBINTL_H)
	SUDO_NLS=enabled
	LIBINTL="-lintl -liconv"
    fi
fi

dnl
dnl Deferred zlib option processing.
dnl By default we use the system zlib if it is present.
dnl If a directory was specified for zlib (or we are use sudo's version),
dnl prepend the include dir to make sure we get the right zlib header.
dnl
case "$enable_zlib" in
    yes)
	AC_CHECK_LIB(z, gzdopen, [
	    AC_CHECK_HEADERS(zlib.h, [ZLIB="-lz"], [enable_zlib=builtin])
	])
	;;
    no)
	;;
    system)
	AC_DEFINE(HAVE_ZLIB_H)
	ZLIB="-lz"
	;;
    builtin)
	# handled below
	;;
    *)
	AC_DEFINE(HAVE_ZLIB_H)
	CPPFLAGS="-I${enable_zlib}/include ${CPPFLAGS}"
	SUDO_APPEND_LIBPATH(ZLIB, [$enable_zlib/lib])
	ZLIB="${ZLIB} -lz"
	;;
esac
if test X"$enable_zlib" = X"builtin"; then
    AC_DEFINE(HAVE_ZLIB_H)
    CPPFLAGS='-I$(top_builddir)/zlib -I$(top_srcdir)/zlib '"${CPPFLAGS}"
    ZLIB="${ZLIB}"' $(top_builddir)/zlib/libz.la'
    ZLIB_SRC=zlib
    AC_CONFIG_HEADER([zlib/zconf.h])
    AC_CONFIG_FILES([zlib/Makefile])
fi

dnl
dnl Check for errno declaration in errno.h
dnl
AC_CHECK_DECLS([errno], [], [], [
AC_INCLUDES_DEFAULT
#include <errno.h>
])

dnl
dnl Check for h_errno declaration in netdb.h
dnl
AC_CHECK_DECLS([h_errno], [], [], [
AC_INCLUDES_DEFAULT
#include <netdb.h>
])

dnl
dnl Check for strsignal() or sys_siglist
dnl
AC_CHECK_FUNCS(strsignal, [], [
    AC_LIBOBJ(strsignal)
    HAVE_SIGLIST="false"
    AC_CHECK_DECLS([sys_siglist, _sys_siglist, __sys_siglist], [
	HAVE_SIGLIST="true"
	break
    ], [ ], [
AC_INCLUDES_DEFAULT
#include <signal.h>
    ])
    if test "$HAVE_SIGLIST" != "true"; then
	AC_LIBOBJ(siglist)
    fi
])

dnl
dnl nsswitch.conf and its equivalents
dnl
if test ${with_netsvc-"no"} != "no"; then
    SUDO_DEFINE_UNQUOTED(_PATH_NETSVC_CONF, "${with_netsvc-/etc/netsvc.conf}")
    netsvc_conf=${with_netsvc-/etc/netsvc.conf}
elif test ${with_nsswitch-"yes"} != "no"; then
    SUDO_DEFINE_UNQUOTED(_PATH_NSSWITCH_CONF, "${with_nsswitch-/etc/nsswitch.conf}")
    nsswitch_conf=${with_nsswitch-/etc/nsswitch.conf}
fi

dnl
dnl Mutually exclusive auth checks come first, followed by
dnl non-exclusive ones.  Note: passwd must be last of all!
dnl

dnl
dnl Convert default authentication methods to with_* if
dnl no explicit authentication scheme was specified.
dnl
if test -z "${AUTH_EXCL}${AUTH_REG}" -a -n "$AUTH_EXCL_DEF"; then
    for auth in $AUTH_EXCL_DEF; do
	case $auth in
	    AIX_AUTH)	with_aixauth=maybe;;
	    BSD_AUTH)	with_bsdauth=maybe;;
	    PAM)	with_pam=maybe;;
	    SIA)	CHECKSIA=true;;
	esac
    done
fi

dnl
dnl PAM support.  Systems that use PAM by default set with_pam=default
dnl and we do the actual tests here.
dnl
if test ${with_pam-"no"} != "no"; then
    #
    # Check for pam_start() in libpam first, then for pam_appl.h.
    #
    found_pam_lib=no
    AC_CHECK_LIB(pam, pam_start, [found_pam_lib=yes], [], [$lt_cv_dlopen_libs])
    #
    # Some PAM implementations (MacOS X for example) put the PAM headers
    # in /usr/include/pam instead of /usr/include/security...
    #
    found_pam_hdrs=no
    AC_CHECK_HEADERS([security/pam_appl.h] [pam/pam_appl.h], [found_pam_hdrs=yes; break])
    if test "$found_pam_lib" = "yes" -a "$found_pam_hdrs" = "yes"; then
	# Found both PAM libs and headers
	with_pam=yes
    elif test "$with_pam" = "yes"; then
	if test "$found_pam_lib" = "no"; then
	    AC_MSG_ERROR(["--with-pam specified but unable to locate PAM development library."])
	fi
	if test "$found_pam_hdrs" = "no"; then
	    AC_MSG_ERROR(["--with-pam specified but unable to locate PAM development headers."])
	fi
    elif test "$found_pam_lib" != "$found_pam_hdrs"; then
	if test "$found_pam_lib" = "no"; then
	    AC_MSG_ERROR(["found PAM headers but no PAM development library; specify --without-pam to build without PAM"])
	fi
	if test "$found_pam_hdrs" = "no"; then
	    AC_MSG_ERROR(["found PAM library but no PAM development headers; specify --without-pam to build without PAM"])
	fi
    fi

    if test "$with_pam" = "yes"; then
	# Older PAM implementations lack pam_getenvlist
	OLIBS="$LIBS"
	LIBS="$LIBS -lpam $lt_cv_dlopen_libs"
	AC_CHECK_FUNCS(pam_getenvlist)
	LIBS="$OLIBS"

	# We already link with -ldl if needed (see LIBDL below)
	SUDOERS_LIBS="${SUDOERS_LIBS} -lpam"
	AC_DEFINE(HAVE_PAM)
	AUTH_OBJS="$AUTH_OBJS pam.lo";
	AUTH_EXCL=PAM

	AC_ARG_WITH(pam-login, [AS_HELP_STRING([--with-pam-login], [enable specific PAM session for sudo -i])],
	[case $with_pam_login in
	    yes)	AC_DEFINE([HAVE_PAM_LOGIN])
			AC_MSG_CHECKING(whether to use PAM login)
			AC_MSG_RESULT(yes)
			;;
	    no)		;;
	    *)		AC_MSG_ERROR(["--with-pam-login does not take an argument."])
			;;
	esac])

	AC_MSG_CHECKING(whether to use PAM session support)
	AC_ARG_ENABLE(pam_session,
	[AS_HELP_STRING([--disable-pam-session], [Disable PAM session support])],
	    [ case "$enableval" in
		yes)	AC_MSG_RESULT(yes)
			;;
		no)		AC_MSG_RESULT(no)
			    AC_DEFINE(NO_PAM_SESSION)
			    ;;
		*)		AC_MSG_RESULT(no)
			    AC_MSG_WARN([Ignoring unknown argument to --enable-pam-session: $enableval])
			    ;;
	    esac], AC_MSG_RESULT(yes))
    fi
fi

dnl
dnl AIX general authentication
dnl If set to "maybe" only enable if no other exclusive method in use.
dnl
if test ${with_aixauth-'no'} != "no"; then
    if test X"$with_aixauth" != X"maybe" -o X"$AUTH_EXCL" = X""; then
	AC_MSG_NOTICE([using AIX general authentication])
	AC_DEFINE(HAVE_AIXAUTH)
	AUTH_OBJS="$AUTH_OBJS aix_auth.lo";
	SUDOERS_LIBS="${SUDOERS_LIBS} -ls"
	AUTH_EXCL=AIX_AUTH
    fi
fi

dnl
dnl BSD authentication
dnl If set to "maybe" only enable if no other exclusive method in use.
dnl
if test ${with_bsdauth-'no'} != "no"; then
    AC_CHECK_HEADER(bsd_auth.h, AC_DEFINE(HAVE_BSD_AUTH_H)
	[AUTH_OBJS="$AUTH_OBJS bsdauth.lo"]
	[BSDAUTH_USAGE='[[-a auth_type]] ']
	[AUTH_EXCL=BSD_AUTH; BAMAN=1],
	[AC_MSG_ERROR([BSD authentication was specified but bsd_auth.h could not be found])])
fi

dnl
dnl SIA authentication for Tru64 Unix
dnl
if test ${CHECKSIA-'false'} = "true"; then
    AC_CHECK_FUNCS(sia_ses_init, [found=true], [found=false])
    if test "$found" = "true"; then
	AUTH_EXCL=SIA
	AUTH_OBJS="$AUTH_OBJS sia.lo"
    fi
fi

dnl
dnl extra FWTK libs + includes
dnl
if test ${with_fwtk-'no'} != "no"; then
    if test "$with_fwtk" != "yes"; then
	SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${with_fwtk}])
	CPPFLAGS="${CPPFLAGS} -I${with_fwtk}"
	with_fwtk=yes
    fi
    SUDOERS_LIBS="${SUDOERS_LIBS} -lauth -lfwall"
    AUTH_OBJS="$AUTH_OBJS fwtk.lo"
fi

dnl
dnl extra SecurID lib + includes
dnl
if test ${with_SecurID-'no'} != "no"; then
    if test "$with_SecurID" != "yes"; then
	:
    elif test -d /usr/ace/examples; then
	with_SecurID=/usr/ace/examples
    else
	with_SecurID=/usr/ace
    fi
    CPPFLAGS="${CPPFLAGS} -I${with_SecurID}"
    SUDO_APPEND_LIBPATH(LDFLAGS, [${with_SecurID}])
    SUDOERS_LIBS="${SUDOERS_LIBS} -laceclnt -lpthread"
    AUTH_OBJS="$AUTH_OBJS securid5.lo";
fi

dnl
dnl Non-mutually exclusive auth checks come next.
dnl Note: passwd must be last of all!
dnl

dnl
dnl Convert default authentication methods to with_* if
dnl no explicit authentication scheme was specified.
dnl
if test -z "${AUTH_EXCL}" -a -n "$AUTH_DEF"; then
    for auth in $AUTH_DEF; do
	case $auth in
	    passwd)	: ${with_passwd='maybe'};;
	esac
    done
fi

dnl
dnl Kerberos V
dnl There is an easy way and a hard way...
dnl
if test ${with_kerb5-'no'} != "no"; then
    AC_CHECK_PROG(KRB5CONFIG, krb5-config, yes, "")
    if test -n "$KRB5CONFIG"; then
	AC_DEFINE(HAVE_KERB5)
	AUTH_OBJS="$AUTH_OBJS kerb5.lo"
	CPPFLAGS="$CPPFLAGS `krb5-config --cflags`"
	SUDOERS_LIBS="$SUDOERS_LIBS `krb5-config --libs`"
	dnl
	dnl Try to determine whether we have Heimdal or MIT Kerberos
	dnl
	AC_MSG_CHECKING(whether we are using Heimdal)
	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <krb5.h>]], [[const char *tmp = heimdal_version;]])], [
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_HEIMDAL)
	    ], [
		AC_MSG_RESULT(no)
	    ]
	)
    else
	AC_DEFINE(HAVE_KERB5)
	dnl
	dnl Use the specified directory, if any, else search for correct inc dir
	dnl
	if test "$with_kerb5" = "yes"; then
	    found=no
	    O_CPPFLAGS="$CPPFLAGS"
	    for dir in "" "kerberosV/" "krb5/" "kerberos5/" "kerberosv5/"; do
		CPPFLAGS="$O_CPPFLAGS -I/usr/include/${dir}"
		AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <krb5.h>]])], [found=yes; break])
	    done
	    if test X"$found" = X"no"; then
		CPPFLAGS="$O_CPPFLAGS"
		AC_MSG_WARN([Unable to locate Kerberos V include files, you will have to edit the Makefile and add -I/path/to/krb/includes to CPPFLAGS])
	    fi
	else
	    dnl XXX - try to include krb5.h here too
	    SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${with_kerb5}/lib])
	    CPPFLAGS="$CPPFLAGS -I${with_kerb5}/include"
	fi

	dnl
	dnl Try to determine whether we have Heimdal or MIT Kerberos
	dnl
	AC_MSG_CHECKING(whether we are using Heimdal)
	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <krb5.h>]], [[const char *tmp = heimdal_version;]])], [
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_HEIMDAL)
		# XXX - need to check whether -lcrypo is needed!
		SUDOERS_LIBS="${SUDOERS_LIBS} -lkrb5 -lcrypto -ldes -lcom_err -lasn1"
		AC_CHECK_LIB(roken, main, [SUDOERS_LIBS="${SUDOERS_LIBS} -lroken"])
	    ], [
		AC_MSG_RESULT(no)
		SUDOERS_LIBS="${SUDOERS_LIBS} -lkrb5 -lk5crypto -lcom_err"
		AC_CHECK_LIB(krb5support, main, [SUDOERS_LIBS="${SUDOERS_LIBS} -lkrb5support"])
	])
	AUTH_OBJS="$AUTH_OBJS kerb5.lo"
    fi
    _LIBS="$LIBS"
    LIBS="${LIBS} ${SUDOERS_LIBS}"
    AC_CHECK_FUNCS(krb5_verify_user krb5_init_secure_context)
    AC_CHECK_FUNCS(krb5_get_init_creds_opt_alloc, [
	AC_CACHE_CHECK([whether krb5_get_init_creds_opt_free takes a context],
	    sudo_cv_krb5_get_init_creds_opt_free_two_args, [
		AC_COMPILE_IFELSE(
		    [AC_LANG_PROGRAM(
			[[#include <krb5.h>]],
			[[krb5_get_init_creds_opt_free(NULL, NULL);]]
		    )],
		    [sudo_cv_krb5_get_init_creds_opt_free_two_args=yes],
		    [sudo_cv_krb5_get_init_creds_opt_free_two_args=no]
		)
	    ]
	)
    ])
    if test X"$sudo_cv_krb5_get_init_creds_opt_free_two_args" = X"yes"; then
  	AC_DEFINE(HAVE_KRB5_GET_INIT_CREDS_OPT_FREE_TWO_ARGS)
    fi
    LIBS="$_LIBS"
    AC_MSG_CHECKING(whether to use an instance name for Kerberos V)
    AC_ARG_ENABLE(kerb5-instance,
    [AS_HELP_STRING([--enable-kerb5-instance], [instance string to append to the username (separated by a slash)])],
	[ case "$enableval" in
	    yes)	AC_MSG_ERROR(["must give --enable-kerb5-instance an argument."])
			;;
	    no)		AC_MSG_RESULT(no)
			;;
	    *)		SUDO_DEFINE_UNQUOTED(SUDO_KRB5_INSTANCE, "$enableval")
			AC_MSG_RESULT([$enableval])
			;;
	esac], AC_MSG_RESULT(no))
fi

dnl
dnl extra AFS libs and includes
dnl
if test ${with_AFS-'no'} = "yes"; then

    # looks like the "standard" place for AFS libs is /usr/afsws/lib
    AFSLIBDIRS="/usr/lib/afs /usr/afsws/lib /usr/afsws/lib/afs"
    for i in $AFSLIBDIRS; do
	if test -d ${i}; then
	    SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [$i])
	    FOUND_AFSLIBDIR=true
	fi
    done
    if test -z "$FOUND_AFSLIBDIR"; then
	AC_MSG_WARN([Unable to locate AFS libraries, you will have to edit the Makefile and add -L/path/to/afs/libs to SUDOERS_LDFLAGS or rerun configure with the --with-libpath options.])
    fi

    # Order is important here.  Note that we build AFS_LIBS from right to left
    # since AFS_LIBS may be initialized with BSD compat libs that must go last
    AFS_LIBS="-laudit ${AFS_LIBS}"
    for i in $AFSLIBDIRS; do
	if test -f ${i}/util.a; then
	    AFS_LIBS="${i}/util.a ${AFS_LIBS}"
	    FOUND_UTIL_A=true
	    break;
	fi
    done
    if test -z "$FOUND_UTIL_A"; then
	AFS_LIBS="-lutil ${AFS_LIBS}"
    fi
    AFS_LIBS="-lkauth -lprot -lubik -lauth -lrxkad -lsys -ldes -lrx -llwp -lcom_err ${AFS_LIBS}"

    # AFS includes may live in /usr/include on some machines...
    for i in /usr/afsws/include; do
	if test -d ${i}; then
	    CPPFLAGS="${CPPFLAGS} -I${i}"
	    FOUND_AFSINCDIR=true
	fi
    done

    if test -z "$FOUND_AFSLIBDIR"; then
	AC_MSG_WARN([Unable to locate AFS include dir, you may have to edit the Makefile and add -I/path/to/afs/includes to CPPFLAGS or rerun configure with the --with-incpath options.])
    fi

    AUTH_OBJS="$AUTH_OBJS afs.lo"
fi

dnl
dnl extra DCE obj + lib
dnl Order of libs in HP-UX 10.x is important, -ldce must be last.
dnl
if test ${with_DCE-'no'} = "yes"; then
    DCE_OBJS="${DCE_OBJS} dce_pwent.o"
    SUDOERS_LIBS="${SUDOERS_LIBS} -ldce"
    AUTH_OBJS="$AUTH_OBJS dce.lo"
fi

dnl
dnl extra S/Key lib and includes
dnl
if test "${with_skey-'no'}" = "yes"; then
    O_LDFLAGS="$LDFLAGS"
    if test "$with_skey" != "yes"; then
	CPPFLAGS="${CPPFLAGS} -I${with_skey}/include"
	SUDO_APPEND_LIBPATH(LDFLAGS, [${with_skey}/lib])
	SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${with_skey}/lib])
	AC_CHECK_HEADER([skey.h], [found=yes], [found=no], [#include <stdio.h>])
    else
	found=no
	O_CPPFLAGS="$CPPFLAGS"
	for dir in "" "/usr/local" "/usr/contrib"; do
	    test -n "$dir" && CPPFLAGS="$O_CPPFLAGS -I${dir}/include"
	    AC_CHECK_HEADER([skey.h], [found=yes; break], [],
		[#include <stdio.h>]) 
	done
	if test "$found" = "no" -o -z "$dir"; then
	    CPPFLAGS="$O_CPPFLAGS"
	else
	    SUDO_APPEND_LIBPATH(LDFLAGS, [${dir}/lib])
	    SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${dir}/lib])
	fi
	if test "$found" = "no"; then
	    AC_MSG_WARN([Unable to locate skey.h, you will have to edit the Makefile and add -I/path/to/skey/includes to CPPFLAGS])
	fi
    fi
    AC_CHECK_LIB(skey, main, [found=yes], [AC_MSG_WARN([Unable to locate libskey.a, you will have to edit the Makefile and add -L/path/to/skey/lib to SUDOERS_LDFLAGS])])
    AC_CHECK_LIB(skey, skeyaccess, AC_DEFINE(HAVE_SKEYACCESS))

    AC_MSG_CHECKING([for RFC1938-compliant skeychallenge])
    AC_COMPILE_IFELSE(
	[AC_LANG_PROGRAM(
	    [[#include <stdio.h>
	    #include <skey.h>]],
	    [[skeychallenge(NULL, NULL, NULL, 0);]]
	)], [
	    AC_DEFINE(HAVE_RFC1938_SKEYCHALLENGE)
	    AC_MSG_RESULT([yes])
	], [
	    AC_MSG_RESULT([no])
	]
    )

    LDFLAGS="$O_LDFLAGS"
    SUDOERS_LIBS="${SUDOERS_LIBS} -lskey"
    AUTH_OBJS="$AUTH_OBJS rfc1938.lo"
fi

dnl
dnl extra OPIE lib and includes
dnl
if test "${with_opie-'no'}" = "yes"; then
    O_LDFLAGS="$LDFLAGS"
    if test "$with_opie" != "yes"; then
	CPPFLAGS="${CPPFLAGS} -I${with_opie}/include"
	SUDO_APPEND_LIBPATH(LDFLAGS, [${with_opie}/lib])
	SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${with_opie}/lib])
	AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <opie.h>]])], [found=yes], [found=no])
    else
	found=no
	O_CPPFLAGS="$CPPFLAGS"
	for dir in "" "/usr/local" "/usr/contrib"; do
	    test -n "$dir" && CPPFLAGS="$O_CPPFLAGS -I${dir}/include"
	    AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <opie.h>]])], [found=yes; break])
	done
	if test "$found" = "no" -o -z "$dir"; then
	    CPPFLAGS="$O_CPPFLAGS"
	else
	    SUDO_APPEND_LIBPATH(LDFLAGS, [${dir}/lib])
	    SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${dir}/lib])
	fi
	if test "$found" = "no"; then
	    AC_MSG_WARN([Unable to locate opie.h, you will have to edit the Makefile and add -I/path/to/opie/includes to CPPFLAGS])
	fi
    fi
    AC_CHECK_LIB(opie, main, [found=yes], [AC_MSG_WARN([Unable to locate libopie.a, you will have to edit the Makefile and add -L/path/to/opie/lib to SUDOERS_LDFLAGS])])
    LDFLAGS="$O_LDFLAGS"
    SUDOERS_LIBS="${SUDOERS_LIBS} -lopie"
    AUTH_OBJS="$AUTH_OBJS rfc1938.lo"
fi

dnl
dnl Check for shadow password routines if we have not already done so.
dnl If there is a specific list of functions to check we do that first.
dnl Otherwise, we check for SVR4-style and then SecureWare-style.
dnl
if test ${with_passwd-'no'} != "no"; then
    dnl
    dnl if crypt(3) not in libc, look elsewhere
    dnl
    if test -z "$LIB_CRYPT"; then
	_LIBS="$LIBS"
	AC_SEARCH_LIBS([crypt], [crypt crypt_d ufc], [test -n "$ac_lib" && SUDOERS_LIBS="${SUDOERS_LIBS} $ac_res"])
	LIBS="$_LIBS"
    fi

    if test "$CHECKSHADOW" = "true" -a -n "$shadow_funcs"; then
	_LIBS="$LIBS"
	LIBS="$LIBS $shadow_libs"
	found=no
	AC_CHECK_FUNCS($shadow_funcs, [found=yes])
	if test "$found" = "yes"; then
	    SUDOERS_LIBS="$SUDOERS_LIBS $shadow_libs"
	elif test -n "$shadow_libs_optional"; then
	    LIBS="$LIBS $shadow_libs_optional"
	    AC_CHECK_FUNCS($shadow_funcs, [found=yes])
	    if test "$found" = "yes"; then
		SUDOERS_LIBS="$SUDOERS_LIBS $shadow_libs $shadow_libs_optional"
	    fi
	fi
	if test "$found" = "yes"; then
	    case "$shadow_funcs" in
		*getprpwnam*) SECUREWARE=1;;
	    esac
	    test -n "$shadow_defs" && OSDEFS="${OSDEFS} $shadow_defs"
	else
	    LIBS="$_LIBS"
	fi
	CHECKSHADOW=false
    fi
    if test "$CHECKSHADOW" = "true"; then
	AC_SEARCH_LIBS([getspnam], [gen], [AC_DEFINE(HAVE_GETSPNAM)] [CHECKSHADOW=false; test -n "$ac_lib" && SUDOERS_LIBS="${SUDOERS_LIBS} $ac_res"])
    fi
    if test "$CHECKSHADOW" = "true"; then
	AC_SEARCH_LIBS([getprpwnam], [sec security prot], [AC_DEFINE(HAVE_GETPRPWNAM)] [CHECKSHADOW=false; SECUREWARE=1; test -n "$ac_lib" && SUDOERS_LIBS="${SUDOERS_LIBS} $ac_res"])
    fi
    if test -n "$SECUREWARE"; then
	AC_CHECK_FUNCS(bigcrypt set_auth_parameters initprivs)
	AUTH_OBJS="$AUTH_OBJS secureware.lo"
    fi
fi

dnl
dnl extra lib and .o file for LDAP support
dnl
if test ${with_ldap-'no'} != "no"; then
    _LDFLAGS="$LDFLAGS"
    if test "$with_ldap" != "yes"; then
	SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${with_ldap}/lib])
	SUDO_APPEND_LIBPATH(LDFLAGS, [${with_ldap}/lib])
	CPPFLAGS="${CPPFLAGS} -I${with_ldap}/include"
	with_ldap=yes
    fi
    SUDOERS_OBJS="${SUDOERS_OBJS} ldap.lo"
    LDAP=""

    AC_MSG_CHECKING([for LDAP libraries])
    LDAP_LIBS=""
    _LIBS="$LIBS"
    found=no
    for l in -lldap -llber '-lssl -lcrypto'; do
	LIBS="${LIBS} $l"
	LDAP_LIBS="${LDAP_LIBS} $l"
	AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
	#include <lber.h>
	#include <ldap.h>]], [[(void)ldap_init(0, 0)]])], [found=yes; break])
    done
    if test "$found" = "no"; then
	LDAP_LIBS=""
	LIBS="$_LIBS"
	for l in -libmldap -lidsldif; do
	    LIBS="${LIBS} $l"
	    LDAP_LIBS="${LDAP_LIBS} $l"
	    AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
	    #include <lber.h>
	    #include <ldap.h>]], [[(void)ldap_init(0, 0)]])], [found=yes; break])
	done
    fi
    dnl if nothing linked just try with -lldap
    if test "$found" = "no"; then
	LIBS="${_LIBS} -lldap"
	LDAP_LIBS="-lldap"
	AC_MSG_RESULT([not found, using -lldap])
    else
	AC_MSG_RESULT([$LDAP_LIBS])
    fi
    dnl check if we need to link with -llber for ber_set_option
    OLIBS="$LIBS"
    AC_SEARCH_LIBS([ber_set_option], [lber], [found=yes], [found=no])
    if test X"$found" = X"yes" -a X"$LIBS" != X"$OLIBS"; then
	LDAP_LIBS="$LDAP_LIBS -llber"
    fi
    dnl check if ldap.h includes lber.h for us
    AC_MSG_CHECKING([whether lber.h is needed])
    AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
    #include <ldap.h>]], [[(void)ldap_init(0, 0)]])], [AC_MSG_RESULT([no])], [
    AC_MSG_RESULT([yes])
    AC_DEFINE(HAVE_LBER_H)])

    AC_CHECK_HEADERS([sasl/sasl.h] [sasl.h], [AC_CHECK_FUNCS(ldap_sasl_interactive_bind_s)], [break])
    AC_CHECK_HEADERS([ldap_ssl.h] [mps/ldap_ssl.h], [break], [], [#include <ldap.h>])
    AC_CHECK_FUNCS(ldap_initialize ldap_start_tls_s ldapssl_init ldapssl_set_strength ldap_unbind_ext_s ldap_str2dn ldap_create ldap_sasl_bind_s ldap_ssl_client_init ldap_start_tls_s_np)
    AC_CHECK_FUNCS(ldap_search_ext_s ldap_search_st, [break])

    if test X"$check_gss_krb5_ccache_name" = X"yes"; then
	AC_CHECK_LIB(gssapi, gss_krb5_ccache_name,
	    AC_DEFINE(HAVE_GSS_KRB5_CCACHE_NAME)
	    [LDAP_LIBS="${LDAP_LIBS} -lgssapi"],
	    AC_CHECK_LIB(gssapi_krb5, gss_krb5_ccache_name,
		AC_DEFINE(HAVE_GSS_KRB5_CCACHE_NAME)
		[LDAP_LIBS="${LDAP_LIBS} -lgssapi_krb5"])
	)

	# gssapi headers may be separate or part of Kerberos V
	found=no
	O_CPPFLAGS="$CPPFLAGS"
	for dir in "" "kerberosV" "krb5" "kerberos5" "kerberosv5"; do
	    test X"$dir" != X"" && CPPFLAGS="$O_CPPFLAGS -I/usr/include/${dir}"
	    AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <gssapi/gssapi.h>]])], [found="gssapi/gssapi.h"; break], [AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <gssapi.h>]])], [found="gssapi.h"; break])])
	done
	if test X"$found" != X"no"; then
	    AC_CHECK_HEADERS([$found])
	    if test X"$found" = X"gssapi/gssapi.h"; then
		AC_CHECK_HEADERS([gssapi/gssapi_krb5.h])
	    fi
	else
	    CPPFLAGS="$O_CPPFLAGS"
	    AC_MSG_WARN([Unable to locate gssapi.h, you will have to edit the Makefile and add -I/path/to/gssapi/includes to CPPFLAGS])
	fi
    fi

    SUDOERS_LIBS="${SUDOERS_LIBS} ${LDAP_LIBS}"
    LIBS="$_LIBS"
    LDFLAGS="$_LDFLAGS"
fi

#
# How to do dynamic object loading.
# We support dlopen() and sh_load(), else fall back to static loading.
#
case "$lt_cv_dlopen" in
    dlopen)
	AC_DEFINE(HAVE_DLOPEN)
	SUDOERS_OBJS="$SUDOERS_OBJS plugin_error.lo"
	LT_STATIC="--tag=disable-static"
	;;
    shl_load)
	AC_DEFINE(HAVE_SHL_LOAD)
	SUDOERS_OBJS="$SUDOERS_OBJS plugin_error.lo"
	LT_STATIC="--tag=disable-static"
	AC_LIBOBJ(dlopen)
	;;
    *)
	if test X"${ac_cv_func_dlopen}" = X"yes"; then
	    AC_MSG_ERROR(["dlopen present but libtool doesn't appear to support your platform."])
	fi
	# Preload sudoers module symbols
	SUDO_OBJS="${SUDO_OBJS} preload.o"
	SUDO_LIBS="${SUDO_LIBS} \$(top_builddir)/plugins/sudoers/sudoers.la"
	LT_STATIC=""
	AC_LIBOBJ(dlopen)
	;;
esac

#
# Add library needed for dynamic loading, if any.
#
LIBDL="$lt_cv_dlopen_libs"
if test X"$LIBDL" != X""; then
    SUDO_LIBS="${SUDO_LIBS} $LIBDL"
    SUDOERS_LIBS="${SUDOERS_LIBS} $LIBDL"
fi

# On HP-UX, you cannot dlopen() a shared object that uses pthreads
# unless the main program is linked against -lpthread.  Since we
# have no knowledge what libraries a plugin may depend on, we always
# link against -lpthread on HP-UX if it is available.
# This check should go after all other libraries tests.
case "$host" in
    *-*-hpux*)
	AC_CHECK_LIB(pthread, main, [SUDO_LIBS="${SUDO_LIBS} -lpthread"])
	;;
esac

dnl
dnl Add $blibpath to SUDOERS_LDFLAGS if specified by the user or if we
dnl added -L dirpaths to SUDOERS_LDFLAGS.
dnl
if test -n "$blibpath"; then
    if test -n "$blibpath_add"; then
    	SUDOERS_LDFLAGS="$SUDOERS_LDFLAGS -Wl,-blibpath:${blibpath}${blibpath_add}"
    elif test -n "$with_blibpath" -a "$with_blibpath" != "yes"; then
    	SUDOERS_LDFLAGS="$SUDOERS_LDFLAGS -Wl,-blibpath:${blibpath}"
    fi
fi

dnl
dnl Check for log file, timestamp and iolog locations
dnl
if test "$utmp_style" = "LEGACY"; then
    SUDO_PATH_UTMP
fi
SUDO_LOGFILE
SUDO_TIMEDIR
SUDO_IO_LOGDIR
SUDO_TZDIR

dnl
dnl Use passwd auth module?
dnl
case "$with_passwd" in
yes|maybe)
    AUTH_OBJS="$AUTH_OBJS getspwuid.lo passwd.lo"
    ;;
*)
    AC_DEFINE(WITHOUT_PASSWD)
    if test -z "$AUTH_OBJS"; then
	AC_MSG_ERROR([no authentication methods defined.])
    fi
    ;;
esac
AUTH_OBJS=${AUTH_OBJS# }
_AUTH=`echo "$AUTH_OBJS" | sed -e 's/\.lo//g' -e 's/getspwuid *//'`
AC_MSG_NOTICE([using the following authentication methods: $_AUTH])

dnl
dnl LIBS may contain duplicates from SUDO_LIBS, SUDOERS_LIBS, or NET_LIBS
dnl
if test -n "$LIBS"; then
    L="$LIBS"
    LIBS=
    for l in ${L}; do
	dupe=0
	for sl in ${SUDO_LIBS} ${SUDOERS_LIBS} ${NET_LIBS}; do
	    test $l = $sl && dupe=1
	done
	test $dupe = 0 && LIBS="${LIBS} $l"
    done
fi

dnl
dnl We add -Wall and -Werror after all tests so they don't cause failures
dnl
if test -n "$GCC"; then
    if test X"$enable_warnings" = X"yes" -o X"$with_devel" = X"yes"; then
	CFLAGS="${CFLAGS} -Wall"
    fi
    if test X"$enable_werror" = X"yes"; then
	CFLAGS="${CFLAGS} -Werror"
    fi
fi

dnl
dnl Set exec_prefix
dnl
test "$exec_prefix" = "NONE" && exec_prefix='$(prefix)'

dnl
dnl Defer setting _PATH_SUDO_NOEXEC until after exec_prefix is set
dnl XXX - this is gross!
dnl
if test X"$with_noexec" != X"no" -o X"$with_selinux" != X"no"; then
    oexec_prefix="$exec_prefix"
    if test "$exec_prefix" = '$(prefix)'; then
	if test "$prefix" = "NONE"; then
	    exec_prefix="$ac_default_prefix"
	else
	    exec_prefix="$prefix"
	fi
    fi
    if test X"$with_noexec" != X"no"; then
	PROGS="${PROGS} libsudo_noexec.la"
	INSTALL_NOEXEC="install-noexec"

	noexec_file="$with_noexec"
	_noexec_file=
	while test X"$noexec_file" != X"$_noexec_file"; do
	    _noexec_file="$noexec_file"
	    eval noexec_file="$_noexec_file"
	done
	SUDO_DEFINE_UNQUOTED(_PATH_SUDO_NOEXEC, "$noexec_file", [The fully qualified pathname of sudo_noexec.so])
    fi
    if test X"$with_selinux" != X"no"; then
	sesh_file="$libexecdir/sesh"
	_sesh_file=
	while test X"$sesh_file" != X"$_sesh_file"; do
	    _sesh_file="$sesh_file"
	    eval sesh_file="$_sesh_file"
	done
	SUDO_DEFINE_UNQUOTED(_PATH_SUDO_SESH, "$sesh_file", [The fully qualified pathname of sesh])
    fi
    PLUGINDIR="$with_plugindir"
    _PLUGINDIR=
    while test X"$PLUGINDIR" != X"$_PLUGINDIR"; do
	_PLUGINDIR="$PLUGINDIR"
	eval PLUGINDIR="$_PLUGINDIR"
    done
    SUDO_DEFINE_UNQUOTED(_PATH_SUDO_PLUGIN_DIR, "$PLUGINDIR/")
    SUDO_DEFINE_UNQUOTED(SUDOERS_PLUGIN, "sudoers${SOEXT}")
    exec_prefix="$oexec_prefix"
fi

dnl
dnl Override default configure dirs for the Makefile
dnl
if test X"$prefix" = X"NONE"; then
    test "$mandir" = '${datarootdir}/man' && mandir='$(prefix)/man'
else
    test "$mandir" = '${datarootdir}/man' && mandir='$(datarootdir)/man'
fi
test "$bindir" = '${exec_prefix}/bin' && bindir='$(exec_prefix)/bin'
test "$sbindir" = '${exec_prefix}/sbin' && sbindir='$(exec_prefix)/sbin'
test "$libexecdir" = '${exec_prefix}/libexec' && libexecdir='$(exec_prefix)/libexec'
test "$includedir" = '${prefix}/include' && includedir='$(prefix)/include'
test "$datarootdir" = '${prefix}/share' && datarootdir='$(prefix)/share'
test "$docdir" = '${datarootdir}/doc/${PACKAGE_TARNAME}' && docdir='$(datarootdir)/doc/$(PACKAGE_TARNAME)'
test "$sysconfdir" = '${prefix}/etc' -a X"$with_stow" != X"yes" && sysconfdir='/etc'

dnl
dnl Substitute into the Makefile and man pages
dnl
dnl AC_CONFIG_FILES([doc/sudo.man doc/visudo.man doc/sudoers.man doc/sudoers.ldap.man doc/sudoreplay.man src/Makefile src/sudo_usage.h])
AC_CONFIG_FILES([Makefile common/Makefile compat/Makefile doc/Makefile include/Makefile src/sudo_usage.h src/Makefile plugins/sample/Makefile plugins/sample_group/Makefile plugins/system_group/Makefile plugins/sudoers/Makefile plugins/sudoers/sudoers])
AC_OUTPUT

dnl
dnl Spew any text the user needs to know about
dnl
if test "$with_pam" = "yes"; then
    case $host in
	*-*-hpux*)
	    if test -f /usr/lib/security/libpam_hpsec.so.1; then
		AC_MSG_NOTICE([You may wish to add the following line to /etc/pam.conf])
		AC_MSG_NOTICE([sudo session required libpam_hpsec.so.1 bypass_umask bypass_last_login])
	    fi
	    ;;
	*-*-linux*)
	    AC_MSG_NOTICE([You will need to customize sample.pam and install it as /etc/pam.d/sudo])
	    ;;
    esac
fi

dnl
dnl Autoheader templates
dnl
AH_TEMPLATE(BROKEN_SYSLOG, [Define to 1 if the `syslog' function returns a non-zero int to denote failure.])
AH_TEMPLATE(CLASSIC_INSULTS, [Define to 1 if you want the insults from the "classic" version sudo.])
AH_TEMPLATE(CSOPS_INSULTS, [Define to 1 if you want insults culled from the twisted minds of CSOps.])
AH_TEMPLATE(SUDOERS_PLUGIN, [The name of the sudoers plugin, including extension.])
AH_TEMPLATE(DONT_LEAK_PATH_INFO, [Define to 1 if you want sudo to display "command not allowed" instead of "command not found" when a command cannot be found.])
AH_TEMPLATE(ENV_DEBUG, [Define to 1 to enable environment function debugging.])
AH_TEMPLATE(ENV_EDITOR, [Define to 1 if you want visudo to honor the EDITOR and VISUAL env variables.])
AH_TEMPLATE(FQDN, [Define to 1 if you want to require fully qualified hosts in sudoers.])
AH_TEMPLATE(ENV_RESET, [Define to 1 to enable environment resetting by default.])
AH_TEMPLATE(GOONS_INSULTS, [Define to 1 if you want insults from the "Goon Show".])
AH_TEMPLATE(HAL_INSULTS, [Define to 1 if you want 2001-like insults.])
AH_TEMPLATE(HAVE_AFS, [Define to 1 if you use AFS.])
AH_TEMPLATE(HAVE_AIXAUTH, [Define to 1 if you use AIX general authentication.])
AH_TEMPLATE(HAVE_BSD_AUTH_H, [Define to 1 if you use BSD authentication.])
AH_TEMPLATE(HAVE_BSM_AUDIT, [Define to 1 to enable BSM audit support.])
AH_TEMPLATE(HAVE_DCE, [Define to 1 if you use OSF DCE.])
AH_TEMPLATE(HAVE_DD_FD, [Define to 1 if your `DIR' contains dd_fd.])
AH_TEMPLATE(HAVE_DIRFD, [Define to 1 if you have the `dirfd' function or macro.])
AH_TEMPLATE(HAVE_DISPCRYPT, [Define to 1 if you have the `dispcrypt' function.])
AH_TEMPLATE(HAVE_DLOPEN, [Define to 1 if you have the `dlopen' function.])
AH_TEMPLATE(HAVE_FCNTL_CLOSEM, [Define to 1 if your system has the F_CLOSEM fcntl.])
AH_TEMPLATE(HAVE_FNMATCH, [Define to 1 if you have the `fnmatch' function.])
AH_TEMPLATE(HAVE_FWTK, [Define to 1 if you use the FWTK authsrv daemon.])
AH_TEMPLATE(HAVE_GETAUTHUID, [Define to 1 if you have the `getauthuid' function. (ULTRIX 4.x  shadow passwords)])
AH_TEMPLATE(HAVE_GETPRPWNAM, [Define to 1 if you have the `getprpwnam' function.  (SecureWare-style shadow passwords)])
AH_TEMPLATE(HAVE_GETPWANAM, [Define to 1 if you have the `getpwanam' function. (SunOS 4.x shadow passwords)])
AH_TEMPLATE(HAVE_GETSPNAM, [Define to 1 if you have the `getspnam' function (SVR4-style shadow passwords)])
AH_TEMPLATE(HAVE_GETSPWUID, [Define to 1 if you have the `getspwuid' function. (HP-UX <= 9.X shadow passwords)])
AH_TEMPLATE(HAVE_GSS_KRB5_CCACHE_NAME, [Define to 1 if you have the `gss_krb5_ccache_name' function.])
AH_TEMPLATE(HAVE_HEIMDAL, [Define to 1 if your Kerberos is Heimdal.])
AH_TEMPLATE(HAVE_ISCOMSEC, [Define to 1 if you have the `iscomsec' function. (HP-UX >= 10.x check for shadow enabled)])
AH_TEMPLATE(HAVE_ISSECURE, [Define to 1 if you have the `issecure' function. (SunOS 4.x check for shadow enabled)])
AH_TEMPLATE(HAVE_KERB5, [Define to 1 if you use Kerberos V.])
AH_TEMPLATE(HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC, [Define to 1 if you have the `krb5_get_init_creds_opt_alloc' function.])
AH_TEMPLATE(HAVE_KRB5_GET_INIT_CREDS_OPT_FREE_TWO_ARGS, [Define to 1 if your `krb5_get_init_creds_opt_free' function takes two arguments.])
AH_TEMPLATE(HAVE_KRB5_INIT_SECURE_CONTEXT, [Define to 1 if you have the `krb5_init_secure_context' function.])
AH_TEMPLATE(HAVE_KRB5_VERIFY_USER, [Define to 1 if you have the `krb5_verify_user' function.])
AH_TEMPLATE(HAVE_LBER_H, [Define to 1 if your LDAP needs <lber.h>. (OpenLDAP does not)])
AH_TEMPLATE(HAVE_LDAP, [Define to 1 if you use LDAP for sudoers.])
AH_TEMPLATE(HAVE_LIBINTL_H, [Define to 1 if you have the <libintl.h> header file.])
AH_TEMPLATE(HAVE_LINUX_AUDIT, [Define to 1 to enable Linux audit support.])
AH_TEMPLATE(HAVE_OPIE, [Define to 1 if you use NRL OPIE.])
AH_TEMPLATE(HAVE_PAM, [Define to 1 if you use PAM authentication.])
AH_TEMPLATE(HAVE_PAM_LOGIN, [Define to 1 if you use a specific PAM session for sudo -i.])
AH_TEMPLATE(HAVE_PROJECT_H, [Define to 1 if you have the <project.h> header file.])
AH_TEMPLATE(HAVE_SECURID, [Define to 1 if you use SecurID for authentication.])
AH_TEMPLATE(HAVE_SELINUX, [Define to 1 to enable SELinux RBAC support.])
AH_TEMPLATE(HAVE_SETKEYCREATECON, [Define to 1 if you have the `setkeycreatecon' function.])
AH_TEMPLATE(HAVE_SHL_LOAD, [Define to 1 if you have the `shl_load' function.])
AH_TEMPLATE(HAVE_SKEY, [Define to 1 if you use S/Key.])
AH_TEMPLATE(HAVE_SKEYACCESS, [Define to 1 if your S/Key library has skeyaccess().])
AH_TEMPLATE(HAVE_RFC1938_SKEYCHALLENGE, [Define to 1 if the skeychallenge() function is RFC1938-compliant and takes 4 arguments])
AH_TEMPLATE(HAVE_ST__TIM, [Define to 1 if your struct stat uses an st__tim union])
AH_TEMPLATE(HAVE_ST_MTIM, [Define to 1 if your struct stat has an st_mtim member])
AH_TEMPLATE(HAVE_ST_MTIMESPEC, [Define to 1 if your struct stat has an st_mtimespec member])
AH_TEMPLATE(HAVE___PROGNAME, [Define to 1 if your crt0.o defines the __progname symbol for you.])
AH_TEMPLATE(HOST_IN_LOG, [Define to 1 if you want the hostname to be entered into the log file.])
AH_TEMPLATE(IGNORE_DOT_PATH, [Define to 1 if you want to ignore '.' and empty PATH elements])
AH_TEMPLATE(LOGGING, [Define to SLOG_SYSLOG, SLOG_FILE, or SLOG_BOTH.])
AH_TEMPLATE(LONG_OTP_PROMPT, [Define to 1 if you want a two line OTP (S/Key or OPIE) prompt.])
AH_TEMPLATE(NO_AUTHENTICATION, [Define to 1 if you don't want sudo to prompt for a password by default.])
AH_TEMPLATE(NO_LECTURE, [Define to 1 if you don't want users to get the lecture the first they user sudo.])
AH_TEMPLATE(NO_PAM_SESSION, [Define to 1 if you don't want to use sudo's PAM session support])
AH_TEMPLATE(NO_ROOT_MAILER, [Define to avoid runing the mailer as root.])
AH_TEMPLATE(NO_ROOT_SUDO, [Define to 1 if root should not be allowed to use sudo.])
AH_TEMPLATE(NO_TTY_TICKETS, [Define to 1 if you want a single ticket file instead of per-tty files.])
AH_TEMPLATE(PC_INSULTS, [Define to 1 to replace politically incorrect insults with less offensive ones.])
AH_TEMPLATE(SECURE_PATH, [Define to 1 to override the user's path with a built-in one.])
AH_TEMPLATE(SEND_MAIL_WHEN_NOT_OK, [Define to 1 to send mail when the user is not allowed to run a command.])
AH_TEMPLATE(SEND_MAIL_WHEN_NO_HOST, [Define to 1 to send mail when the user is not allowed to run sudo on this host.])
AH_TEMPLATE(SEND_MAIL_WHEN_NO_USER, [Define to 1 to send mail when the user is not in the sudoers file.])
AH_TEMPLATE(SHELL_IF_NO_ARGS, [Define to 1 if you want sudo to start a shell if given no arguments.])
AH_TEMPLATE(SHELL_SETS_HOME, [Define to 1 if you want sudo to set $HOME in shell mode.])
AH_TEMPLATE(STUB_LOAD_INTERFACES, [Define to 1 if the code in interfaces.c does not compile for you.])
AH_TEMPLATE(UMASK_OVERRIDE, [Define to 1 to use the umask specified in sudoers even when it is less restrictive than the invoking user's.])
AH_TEMPLATE(USE_ADMIN_FLAG, [Define to 1 if you want to create ~/.sudo_as_admin_successful if the user is in the admin group the first time they run sudo.])
AH_TEMPLATE(USE_INSULTS, [Define to 1 if you want to insult the user for entering an incorrect password.])
AH_TEMPLATE(USE_STOW, [Define to 1 if you use GNU stow packaging.])
AH_TEMPLATE(WITHOUT_PASSWD, [Define to avoid using the passwd/shadow file for authentication.])
AH_TEMPLATE(sig_atomic_t, [Define to `int' if <signal.h> does not define.])
AH_TEMPLATE(__signed, [Define to `signed' or nothing if compiler does not support a signed type qualifier.])
AH_TEMPLATE(socklen_t, [Define to `unsigned int' if <sys/socket.h> doesn't define.])
AH_TEMPLATE(HAVE_STRUCT_UTMP_UT_EXIT, [Define to 1 if `ut_exit' is a member of `struct utmp'.])
AH_TEMPLATE(HAVE_STRUCT_UTMPX_UT_EXIT, [Define to 1 if `ut_exit' is a member of `struct utmpx'.])
AH_TEMPLATE(HAVE___FUNC__, [Define to 1 if the compiler supports the C99 __func__ variable.])
AH_TEMPLATE(SUDO_KRB5_INSTANCE, [An instance string to append to the username (separated by a slash) for Kerberos V authentication])
AH_TEMPLATE(RTLD_PRELOAD_VAR, [The environment variable that controls preloading of dynamic objects.])
AH_TEMPLATE(RTLD_PRELOAD_ENABLE_VAR, [An extra environment variable that is required to enable preloading (if any).])
AH_TEMPLATE(RTLD_PRELOAD_DELIM, [The delimiter to use when defining multiple preloaded objects.])
AH_TEMPLATE(RTLD_PRELOAD_DEFAULT, [The default value of preloaded objects (if any).])

dnl
dnl Bits to copy verbatim into config.h.in
dnl
AH_TOP([#ifndef _SUDO_CONFIG_H
#define _SUDO_CONFIG_H])

AH_BOTTOM([/*
 * Macros to convert ctime and mtime into timevals.
 */
#define timespec2timeval(_ts, _tv) do {					\
    (_tv)->tv_sec = (_ts)->tv_sec;					\
    (_tv)->tv_usec = (_ts)->tv_nsec / 1000;				\
} while (0)

#ifdef HAVE_ST_MTIM
# ifdef HAVE_ST__TIM
#  define ctim_get(_x, _y)	timespec2timeval(&(_x)->st_ctim.st__tim, (_y))
#  define mtim_get(_x, _y)	timespec2timeval(&(_x)->st_mtim.st__tim, (_y))
# else
#  define ctim_get(_x, _y)	timespec2timeval(&(_x)->st_ctim, (_y))
#  define mtim_get(_x, _y)	timespec2timeval(&(_x)->st_mtim, (_y))
# endif
#else
# ifdef HAVE_ST_MTIMESPEC
#  define ctim_get(_x, _y)	timespec2timeval(&(_x)->st_ctimespec, (_y))
#  define mtim_get(_x, _y)	timespec2timeval(&(_x)->st_mtimespec, (_y))
# else
#  define ctim_get(_x, _y)	do { (_y)->tv_sec = (_x)->st_ctime; (_y)->tv_usec = 0; } while (0)
#  define mtim_get(_x, _y)	do { (_y)->tv_sec = (_x)->st_mtime; (_y)->tv_usec = 0; } while (0)
# endif /* HAVE_ST_MTIMESPEC */
#endif /* HAVE_ST_MTIM */

#ifdef __GNUC__
# define ignore_result(x) do {						       \
    __typeof__(x) y = (x);						       \
    (void)y;								       \
} while(0)
#else
# define ignore_result(x)	(void)(x)
#endif

/* GNU stow needs /etc/sudoers to be a symlink. */
#ifdef USE_STOW
# define stat_sudoers	stat
#else
# define stat_sudoers	lstat
#endif

/* Macros to set/clear/test flags. */
#undef SET
#define SET(t, f)	((t) |= (f))
#undef CLR
#define CLR(t, f)	((t) &= ~(f))
#undef ISSET
#define ISSET(t, f)     ((t) & (f))

/* ANSI-style OS defs for HP-UX and ConvexOS. */
#if defined(hpux) && !defined(__hpux)
# define __hpux		1
#endif /* hpux */

#if defined(convex) && !defined(__convex__)
# define __convex__	1
#endif /* convex */

/* BSD compatibility on some SVR4 systems. */
#ifdef __svr4__
# define BSD_COMP
#endif /* __svr4__ */

#endif /* _SUDO_CONFIG_H */])