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-rw-r--r--configure.ng850
1 files changed, 0 insertions, 850 deletions
diff --git a/configure.ng b/configure.ng
deleted file mode 100644
index 0dccfbc5..00000000
--- a/configure.ng
+++ /dev/null
@@ -1,850 +0,0 @@
-#
-# ngIRCd -- The Next Generation IRC Daemon
-# Copyright (c)2001-2024 Alexander Barton (alex@barton.de) and Contributors
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-# Please read the file COPYING, README and AUTHORS for more information.
-#
-
-define(VERSION_ID,esyscmd([
-	V=`git describe 2>/dev/null | sed -e 's/rel-//g' | sed -e 's/-/~/'`;
-	[ -z "$V" -a -r configure ] \
-		&& V=`grep "PACKAGE_STRING=" configure | cut -d"'" -f2 | cut -d' ' -f2`
-	( [ -n "$V" ] && echo "$V" || echo "??" ) | tr -d '\n';
-]))
-
-m4_ifdef([AM_SILENT_RULES],
-	[m4_define([ng_color_tests], [color-tests])],
-	[m4_define([ng_color_tests], [])])
-
-# -- Initialisation --
-
-AC_PREREQ([2.61])
-AC_INIT([ngIRCd],[VERSION_ID],[ngircd@lists.barton.de],[ngircd],[https://ngircd.barton.de/])
-
-AC_CONFIG_SRCDIR([src/ngircd/ngircd.c])
-AC_CONFIG_HEADER([src/config.h])
-AC_CANONICAL_HOST
-
-AM_INIT_AUTOMAKE([-Wall 1.10 foreign ]ng_color_tests)
-
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
-# -- Templates for config.h --
-
-AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled])
-AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists])
-AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
-AH_TEMPLATE([ICONV], [Define if libiconv can be used, e.g. for CHARCONV])
-AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
-AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
-AH_TEMPLATE([PAM], [Define if PAM should be used])
-AH_TEMPLATE([SNIFFER], [Define if IRC sniffer should be enabled])
-AH_TEMPLATE([STRICT_RFC], [Define if ngIRCd should behave strict RFC compliant])
-AH_TEMPLATE([SYSLOG], [Define if syslog should be used for logging])
-AH_TEMPLATE([TCPWRAP], [Define if TCP wrappers should be used])
-AH_TEMPLATE([WANT_IPV6], [Define if IPV6 protocol should be enabled])
-AH_TEMPLATE([ZLIB], [Define if zlib compression should be enabled])
-
-AH_TEMPLATE([HOST_OS], [Target operating system name])
-AH_TEMPLATE([HOST_VENDOR], [Target system vendor])
-AH_TEMPLATE([HOST_CPU], [Target CPU name])
-
-# -- C Compiler --
-
-AC_PROG_CC
-AC_PROG_CC_STDC
-
-# -- Helper programs --
-
-m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
-
-AC_PROG_AWK
-AC_PROG_INSTALL
-AC_PROG_LN_S
-AC_PROG_MAKE_SET
-AC_PROG_MKDIR_P
-AC_PROG_RANLIB
-
-# -- Compiler Features --
-
-AC_C_CONST
-AC_C_INLINE
-__ng_PROTOTYPES__
-
-# -- Function Definitions --
-
-AC_DEFUN([GCC_STACK_PROTECT_CC],[
-	ssp_cc=yes
-	# Use -fstack-protector-all for the test to enfoce the use of the
-	# guard variable
-	AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
-	ssp_old_cflags="$CFLAGS"
-	CFLAGS="$CFLAGS -fstack-protector-all"
-	AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],[],[ssp_cc=no])
-	echo $ssp_cc
-	CFLAGS="$ssp_old_cflags"
-	if test "X$ssp_cc" = "Xyes"; then
-		CFLAGS="$CFLAGS -fstack-protector"
-		AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
-	fi
-])
-
-AC_DEFUN([WORKING_GETADDRINFO],[
-	AC_CHECK_FUNCS([getaddrinfo],[
-		AC_MSG_CHECKING([whether getaddrinfo() works])
-		AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netdb.h>
-#include <string.h>
-int
-main(int argc, char **argv)
-{
-	struct addrinfo hints, *ai;
-	memset(&hints, 0, sizeof(hints));
-	hints.ai_flags = AI_PASSIVE;
-	hints.ai_socktype = SOCK_STREAM;
-	hints.ai_family = PF_UNSPEC;
-	if(getaddrinfo(NULL, "0", &hints, &ai) != 0)
-		return 1;
-	return 0;
-}
-		]])],[
-		AC_DEFINE([HAVE_WORKING_GETADDRINFO], 1, [getaddrinfo(0)])
-		AC_MSG_RESULT(yes)
-		],[
-		AC_MSG_RESULT(no)
-		],[
-		AC_MSG_RESULT(no)
-		])
-	])
-])
-
-AC_DEFUN([GCC_W_NO_FORMAT_TRUNC],[
-	result=yes
-	AC_MSG_CHECKING([whether ${CC} accepts -Wno-format-truncation])
-	old_cflags="$CFLAGS"
-	CFLAGS="$CFLAGS -Werror -Wno-format-truncation"
-	AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],[],[result=no])
-	echo $result
-	if test "X$result" = "Xyes"; then
-		CFLAGS="$old_cflags -Wno-format-truncation"
-	else
-		CFLAGS="$old_cflags"
-	fi
-])
-
-# -- Hard coded system and compiler dependencies/features/options ... --
-
-if test "$GCC" = "yes"; then
-	# We are using the GNU C compiler. Good!
-	CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
-
-	GCC_STACK_PROTECT_CC
-	GCC_W_NO_FORMAT_TRUNC
-fi
-
-case "$host_os" in
-	hpux*)
-		# This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
-		# (tested with HP/UX 11.11)
-		CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
-		;;
-esac
-
-# Add additional CFLAGS, eventually specified on the command line:
-test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
-
-CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"' -DDOCDIR='\"\$(docdir)\"'"
-
-# -- Headers --
-
-AC_HEADER_STDC
-AC_HEADER_SYS_WAIT
-AC_HEADER_TIME
-
-# Required header files
-AC_CHECK_HEADERS([ \
-		fcntl.h \
-		netdb.h \
-		netinet/in.h \
-		stdlib.h \
-		string.h \
-		strings.h \
-		sys/socket.h \
-		sys/time.h \
-		sys/types.h \
-		unistd.h \
-	],,AC_MSG_ERROR([required C header missing!]))
-
-# Optional header files
-AC_CHECK_HEADERS_ONCE([ \
-	arpa/inet.h \
-	inttypes.h \
-	malloc.h \
-	netinet/in_systm.h \
-	netinet/ip.h \
-	stdbool.h \
-	stddef.h \
-	stdint.h \
-	sys/resource.h \
-	sys/un.h \
-	varargs.h \
-])
-
-# -- Datatypes --
-
-AC_MSG_CHECKING(whether socklen_t exists)
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-#include <sys/types.h>
-#include <sys/socket.h>
-	]],[[
-	socklen_t a, b;
-	a = 2; b = 4; a += b;
-	]])],[
-	AC_DEFINE(HAVE_socklen_t) AC_MSG_RESULT(yes)
-	],[
-	AC_MSG_RESULT(no)
-])
-
-AC_TYPE_PID_T
-AC_TYPE_SIZE_T
-AC_TYPE_SSIZE_T
-AC_TYPE_UID_T
-AC_TYPE_UINT16_T
-AC_TYPE_UINT32_T
-AC_TYPE_UINT8_T
-
-AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),,
- [#include <arpa/inet.h>])
-
-# -- Libraries --
-
-# memmove: A/UX libUTIL
-AC_SEARCH_LIBS([memmove], [UTIL], [], [
-	AC_MSG_ERROR([unable to find the memmove() function])
-])
-# gethostbyname: Solaris libnsl
-AC_SEARCH_LIBS([gethostbyname], [bind nsl network], [], [
-	AC_MSG_ERROR([unable to find the gethostbyname() function])
-])
-# bind: SVR4 libsocket
-AC_SEARCH_LIBS([bind], [socket network], [], [
-	AC_MSG_ERROR([unable to find the bind() function])
-])
-
-# -- Functions --
-
-AC_FUNC_FORK
-AC_FUNC_STRFTIME
-
-# Required functions
-AC_CHECK_FUNCS([ \
-		alarm \
-		dup2 \
-		endpwent \
-		gethostbyaddr \
-		gethostbyname \
-		gethostname \
-		gettimeofday \
-		inet_ntoa \
-		memmove \
-		memset \
-		setsid \
-		socket \
-		strcasecmp \
-		strchr \
-		strcspn \
-		strerror \
-		strncasecmp \
-		strrchr \
-		strspn \
-		strstr \
-	],,
-	AC_MSG_ERROR([required function missing!]))
-
-# Optional functions
-AC_CHECK_FUNCS_ONCE([
-	arc4random \
-	arc4random_stir \
-	gai_strerror \
-	getnameinfo \
-	inet_aton \
-	setgroups \
-	setrlimit \
-	sigaction \
-	sigprocmask \
-	snprintf \
-	strdup \
-	strlcat \
-	strlcpy \
-	strndup \
-	strsignal \
-	strtok_r \
-	unsetenv \
-	vsnprintf \
-	waitpid \
-])
-
-WORKING_GETADDRINFO
-
-# -- Configuration options --
-
-# use syslog?
-
-x_syslog_on=no
-AC_ARG_WITH(syslog,
-	AS_HELP_STRING([--without-syslog],
-		       [disable syslog (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_SEARCH_LIBS([syslog], [be], [x_syslog_on=yes], [
-				AC_MSG_ERROR([Can't enable syslog!])
-			])
-		fi
-	],
-	[	AC_SEARCH_LIBS([syslog], [be], [x_syslog_on=yes])
-	]
-)
-if test "$x_syslog_on" = "yes"; then
-	AC_DEFINE(SYSLOG, 1)
-	AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
-fi
-
-# use zlib compression?
-
-x_zlib_on=no
-AC_ARG_WITH(zlib,
-	AS_HELP_STRING([--without-zlib],
-		       [disable zlib compression (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_LIB(z, deflate)
-			AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
-				AC_MSG_ERROR([Can't enable zlib!])
-			)
-		fi
-	],
-	[	AC_CHECK_LIB(z, deflate)
-		AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
-	]
-)
-if test "$x_zlib_on" = "yes"; then
-	AC_DEFINE(ZLIB, 1)
-	AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
-fi
-
-# detect which IO API to use:
-
-x_io_backend=none
-
-AC_ARG_WITH(select,
-	AS_HELP_STRING([--without-select],
-		       [disable select IO support (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_FUNCS(select, x_io_select=yes,
-				AC_MSG_ERROR([Can't enable select IO support!])
-			)
-		fi
-	],
-	[
-		AC_CHECK_FUNCS(select, x_io_select=yes)
-	]
-)
-
-AC_ARG_WITH(poll,
-	AS_HELP_STRING([--without-poll],
-		       [disable poll support (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_FUNCS(poll, [
-				AC_CHECK_HEADERS(poll.h,
-					x_io_backend=poll\(\),
-					AC_MSG_ERROR(
-					     [Can't enable poll IO support!])
-				)
-			], [
-				AC_MSG_ERROR([Can't enable poll IO support!])
-			])
-		fi
-	],
-	[
-		AC_CHECK_FUNCS(poll, [
-			AC_CHECK_HEADERS(poll.h, x_io_backend=poll\(\))
-		])
-	]
-)
-
-AC_ARG_WITH(devpoll,
-	AS_HELP_STRING([--without-devpoll],
-		       [disable /dev/poll IO support (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-
-				AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
-		fi
-	],
-	[
-		AC_CHECK_HEADERS(sys/devpoll.h, x_io_backend=/dev/poll)
-	]
-)
-
-AC_ARG_WITH(epoll,
-	AS_HELP_STRING([--without-epoll],
-		       [disable epoll IO support (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes,
-				AC_MSG_ERROR([Can't enable epoll IO support!])
-			)
-		fi
-	],
-	[
-		AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes)
-	]
-)
-
-AC_ARG_WITH(kqueue,
-	AS_HELP_STRING([--without-kqueue],
-		       [disable kqueue IO support (autodetected by default)]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
-				AC_MSG_ERROR([Can't enable kqueue IO support!])
-			)
-		fi
-	],
-	[
-		AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
-	]
-)
-
-if test "$x_io_epoll" = "yes" -a "$x_io_select" = "yes"; then
-	# when epoll() and select() are available, we'll use both!
-	x_io_backend="epoll(), select()"
-else
-	if test "$x_io_epoll" = "yes"; then
-		# we prefere epoll() if it is available
-		x_io_backend="epoll()"
-	else
-		if test "$x_io_select" = "yes" -a "$x_io_backend" = "none"; then
-			# we'll use select, when available and no "better"
-			# interface has been detected ...
-			x_io_backend="select()"
-		fi
-	fi
-fi
-
-if test "$x_io_backend" = "none"; then
-	AC_MSG_ERROR([No useable IO API activated/found!?])
-fi
-
-# use SSL?
-
-AC_ARG_WITH(openssl,
-	AS_HELP_STRING([--with-openssl],
-		       [enable SSL support using OpenSSL]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			PKG_CHECK_MODULES([OPENSSL], [libssl libcrypto],
-				[LIBS="$LIBS $OPENSSL_LIBS" CFLAGS="$CFLAGS $OPENSSL_CFLAGS"
-				AC_DEFINE(HAVE_LIBSSL, 1)],
-				[AC_CHECK_LIB(crypto, BIO_s_mem)
-				AC_CHECK_LIB(ssl, SSL_new)]
-			)
-			AC_CHECK_FUNCS(SSL_new, x_ssl_openssl=yes,
-				AC_MSG_ERROR([Can't enable openssl])
-			)
-		fi
-	]
-)
-
-AC_ARG_WITH(gnutls,
-	AS_HELP_STRING([--with-gnutls],
-		       [enable SSL support using gnutls]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_LIB(gnutls, gnutls_global_init)
-			AC_CHECK_FUNCS(gnutls_global_init, x_ssl_gnutls=yes,
-				AC_MSG_ERROR([Can't enable gnutls])
-			)
-		fi
-	]
-)
-
-x_ssl_lib="no"
-if test "$x_ssl_gnutls" = "yes"; then
-	if test "$x_ssl_openssl" = "yes";then
-		AC_MSG_ERROR([Cannot enable both gnutls and openssl])
-	fi
-	x_ssl_lib=gnutls
-fi
-if test "$x_ssl_openssl" = "yes"; then
-	x_ssl_lib=openssl
-fi
-
-AM_CONDITIONAL(HAVE_SSL, [test $x_ssl_lib != "no"])
-
-# use TCP wrappers?
-
-x_tcpwrap_on=no
-AC_ARG_WITH(tcp-wrappers,
-	AS_HELP_STRING([--with-tcp-wrappers],
-		       [enable TCP wrappers support]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_MSG_CHECKING(for hosts_access)
-			saved_LIBS="$LIBS"
-			LIBS="-lwrap $LIBS"
-			LIBS_END="-lwrap $LIBS_END"
-			AC_LINK_IFELSE([AC_LANG_PROGRAM([[
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <tcpd.h>
-int allow_severity = 0;
-int deny_severity = 0;
-				]],[[
-				tcpd_warn("link test");
-				]])],[
-				AC_MSG_RESULT(yes)
-				AC_DEFINE(TCPWRAP, 1)
-				x_tcpwrap_on=yes
-				],[
-				AC_MSG_RESULT(no)
-				AC_MSG_ERROR([Can't enable TCP wrappers!])
-			])
-			LIBS="$saved_LIBS"
-		fi
-	]
-)
-
-# do IDENT requests using libident?
-
-x_identauth_on=no
-AC_ARG_WITH(ident,
-	AS_HELP_STRING([--with-ident],
-		       [enable "IDENT" ("AUTH") protocol support]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_LIB(ident, ident_id)
-			AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
-				AC_MSG_ERROR([Can't enable IDENT support!])
-			)
-		fi
-	]
-)
-if test "$x_identauth_on" = "yes"; then
-	AC_DEFINE(IDENTAUTH, 1)
-	AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
-fi
-
-# compile in PAM support?
-
-x_pam_on=no
-AC_ARG_WITH(pam,
-	AS_HELP_STRING([--with-pam],
-		       [enable user authentication using PAM]),
-	[	if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_LIB(pam, pam_authenticate)
-			AC_CHECK_FUNCS(pam_authenticate, x_pam_on=yes,
-				AC_MSG_ERROR([Can't enable PAM support!])
-			)
-		fi
-	]
-)
-if test "$x_pam_on" = "yes"; then
-	AC_DEFINE(PAM, 1)
-	AC_CHECK_HEADERS(security/pam_appl.h,pam_ok=yes)
-	if test "$pam_ok" != "yes"; then
-		AC_CHECK_HEADERS(pam/pam_appl.h,pam_ok=yes,
-			AC_MSG_ERROR([required C header missing!]))
-	fi
-fi
-
-# compile in IRC+ protocol support?
-
-x_ircplus_on=yes
-AC_ARG_ENABLE(ircplus,
-	AS_HELP_STRING([--disable-ircplus],
-		       [disable IRC+ protocol]),
-	if test "$enableval" = "no"; then x_ircplus_on=no; fi
-)
-if test "$x_ircplus_on" = "yes"; then
-	AC_DEFINE(IRCPLUS, 1)
-
-	# Compile in iconv support?
-	# We only check for it when IRC+ is enabled, because the IRC+ command
-	# CHARCONV is the only function depending on it.
-	x_iconv_on=no
-	AC_ARG_WITH(iconv,
-		AS_HELP_STRING([--with-iconv],
-			       [enable character conversion using libiconv]),
-		[ if test "$withval" != "no"; then
-			if test "$withval" != "yes"; then
-				CFLAGS="-I$withval/include $CFLAGS"
-				CPPFLAGS="-I$withval/include $CPPFLAGS"
-				LDFLAGS="-L$withval/lib $LDFLAGS"
-			fi
-			AC_CHECK_LIB(iconv, iconv_open)
-			AC_CHECK_FUNCS(iconv_open, x_iconv_on=yes)
-			if test "$x_iconv_on" != "yes"; then
-				AC_CHECK_LIB(iconv, libiconv_open)
-				AC_CHECK_FUNCS(libiconv_open, x_iconv_on=yes)
-			fi
-			if test "$x_iconv_on" != "yes"; then
-				AC_MSG_ERROR([Can't enable libiconv support!])
-			fi
-		fi ]
-	)
-	if test "$x_iconv_on" = "yes"; then
-		AC_DEFINE(ICONV, 1)
-	fi
-fi
-
-# enable support for IPv6?
-
-x_ipv6_on=yes
-AC_ARG_ENABLE(ipv6,
-	AS_HELP_STRING([--disable-ipv6],
-		       [disable IPv6 protocol support (autodetected by default)]),
-	[	if test "$enableval" = "no"; then
-			x_ipv6_on=no
-		else
-			AC_CHECK_FUNCS(
-				[getaddrinfo getnameinfo],,
-				AC_MSG_ERROR([required function missing for IPv6 support!])
-			)
-		fi
-	],
-	[	AC_CHECK_FUNCS([getaddrinfo getnameinfo],, x_ipv6_on=no)
-	]
-)
-if test "$x_ipv6_on" = "yes"; then
-	AC_DEFINE(WANT_IPV6, 1)
-fi
-
-# compile in IRC "sniffer"?
-
-x_sniffer_on=no; x_debug_on=no
-AC_ARG_ENABLE(sniffer,
-	AS_HELP_STRING([--enable-sniffer],
-		       [enable IRC traffic sniffer (enables debug mode)]),
-	if test "$enableval" = "yes"; then
-		AC_DEFINE(SNIFFER, 1)
-		x_sniffer_on=yes; x_debug_on=yes
-	fi
-)
-
-# enable additional debugging code?
-
-AC_ARG_ENABLE(debug,
-	AS_HELP_STRING([--enable-debug],
-		       [show additional debug output]),
-	if test "$enableval" = "yes"; then x_debug_on=yes; fi
-)
-if test "$x_debug_on" = "yes"; then
-	AC_DEFINE(DEBUG, 1)
-	test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
-	AC_CHECK_FUNCS(mtrace)
-fi
-
-# enable "strict RFC rules"?
-
-x_strict_rfc_on=no
-AC_ARG_ENABLE(strict-rfc,
-	AS_HELP_STRING([--enable-strict-rfc],
-		       [strict RFC conformance -- may break clients!]),
-	if test "$enableval" = "yes"; then
-		AC_DEFINE(STRICT_RFC, 1)
-		x_strict_rfc_on=yes
-	fi
-)
-
-# -- Definitions --
-
-AC_DEFINE_UNQUOTED(HOST_CPU, "$host_cpu" )
-AC_DEFINE_UNQUOTED(HOST_VENDOR, "$host_vendor" )
-AC_DEFINE_UNQUOTED(HOST_OS, "$host_os" )
-
-# Add additional CFLAGS, LDFLAGS and LIBS which were specified on the command
-# line or by some tests from above, but after running this script. Useful for
-# adding "-Werror", for example:
-test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
-test -n "$LDFLAGS_END" && LDFLAGS="$LDFLAGS $LDFLAGS_END"
-test -n "$LIBS_END" && LIBS="$LIBS $LIBS_END"
-
-# -- Generate files --
-
-AC_CONFIG_FILES([ \
-	Makefile \
-	contrib/Debian/Makefile \
-	contrib/Makefile \
-	doc/Makefile \
-	doc/src/Makefile \
-	man/Makefile \
-	src/ipaddr/Makefile \
-	src/Makefile \
-	src/ngircd/Makefile \
-	src/portab/Makefile \
-	src/testsuite/Makefile \
-	src/tool/Makefile \
-])
-
-AC_OUTPUT
-
-type dpkg >/dev/null 2>&1
-if test $? -eq 0; then
-	# Generate debian/ link if the dpkg command exists
-	# (read: if we are running on a debian compatible system)
-	echo "creating Debian-specific links ..."
-	if test ! -f debian/rules -a -f contrib/Debian/rules; then
-		ln -s contrib/Debian debian
-	fi
-fi
-
-# -- Result --
-
-echo
-echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
-echo
-
-# Someone please show me a better way :)  [borrowed by OpenSSH]
-B=`eval echo ${bindir}` ; B=`eval echo ${B}`
-S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
-C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
-M=`eval echo ${mandir}` ; M=`eval echo ${M}`
-D=`eval echo ${docdir}` ; D=`eval echo ${D}`
-
-echo "               Host: ${host}"
-echo "           Compiler: ${CC}"
-test -n "$CFLAGS"	&& echo "     Compiler flags: ${CFLAGS}"
-test -n "$CPPFLAGS"	&& echo " Preprocessor flags: ${CPPFLAGS}"
-test -n "$LDFLAGS"	&& echo "       Linker flags: ${LDFLAGS}"
-test -n "$LIBS"		&& echo "          Libraries: ${LIBS}"
-echo
-echo "    'ngircd' binary: $S"
-echo " Configuration file: $C"
-echo "       Manual pages: $M"
-echo "      Documentation: $D"
-echo
-
-echo $ECHO_N "     Syslog support: $ECHO_C"
-test "$x_syslog_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "  Enable debug code: $ECHO_C"
-test "$x_debug_on" = "yes" \
-	&& echo "yes" \
-	|| echo "no"
-
-echo $ECHO_N "   zlib compression: $ECHO_C"
-test "$x_zlib_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "        IRC sniffer: $ECHO_C"
-test "$x_sniffer_on" = "yes" \
-	&& echo "yes" \
-	|| echo "no"
-
-echo $ECHO_N "   Use TCP Wrappers: $ECHO_C"
-test "$x_tcpwrap_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "    Strict RFC mode: $ECHO_C"
-test "$x_strict_rfc_on" = "yes" \
-	&& echo "yes" \
-	|| echo "no"
-
-echo $ECHO_N "      IDENT support: $ECHO_C"
-test "$x_identauth_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "      IRC+ protocol: $ECHO_C"
-test "$x_ircplus_on" = "yes" \
-	&& echo "yes" \
-	|| echo "no"
-
-echo $ECHO_N "      IPv6 protocol: $ECHO_C"
-test "$x_ipv6_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "        I/O backend: $ECHO_C"
-	echo "$x_io_backend"
-
-echo $ECHO_N "        PAM support: $ECHO_C"
-test "$x_pam_on" = "yes" \
-	&& echo $ECHO_N "yes   $ECHO_C" \
-	|| echo $ECHO_N "no    $ECHO_C"
-echo $ECHO_N "        SSL support: $ECHO_C"
-echo "$x_ssl_lib"
-
-echo $ECHO_N "   libiconv support: $ECHO_C"
-	echo "$x_iconv_on"
-
-echo
-
-define(_automake_regex_,[[^AUTOMAKE_OPTIONS = [a-z .\-]*/portab/ansi2knr]])
-if ! grep "_automake_regex_" src/ngircd/Makefile.am >/dev/null 2>&1; then
-	echo "WARNING:"
-	echo "This GNU automake generated build system does not support \"de-ANSI-fication\","
-	echo "therefore don't use it to generate \"official\" distribution archives!"
-	echo "(Most probably you want to use GNU automake 1.11.x for this purpose ...)"
-	echo
-fi
-
-# -eof-