1 dnl Autoconfigure input file for fetchmail
3 # Fetchmail automatic configuration support
5 # Eric S. Raymond <esr@thyrsus.com>
6 # 2004 - 2012 Matthias Andree <matthias.andree@gmx.de>
8 dnl Process this file with autoconf to produce a configure script.
11 dnl XXX - if bumping version here, check fetchmail.man, too!
12 AC_INIT([fetchmail],[7.0.0-alpha5],[fetchmail-devel@lists.berlios.de])
13 AC_CONFIG_SRCDIR([fetchmail.h])
14 AC_CONFIG_HEADERS([config.h])
15 AC_CONFIG_LIBOBJ_DIR([.])
19 dnl keep this before stuff that runs the compiler!
20 AC_USE_SYSTEM_EXTENSIONS
22 dnl automake options are in Makefile.am
24 dnl 2.60 required for AC_USE_SYSTEM_EXTENSIONS
25 AM_INIT_AUTOMAKE([silent-rules -Wall])
28 dnl python is optional
30 # you can pass PYTHON=: in environment or on the command line
31 # to disable python detection and continue without building/installing
32 # fetchmail.conf -- be sure to check README.packaging, too!
34 AM_PATH_PYTHON(2.0,,AC_MSG_WARN([Disabling fetchmailconf: python 2.0 or greater not found]))
35 AM_CONDITIONAL([HAVE_PYTHON], [test "$PYTHON" != :])
45 dnl check for b0rked Solaris (and other shells) and find one that works
46 AC_MSG_CHECKING(for a working shell...)
47 for i in /usr/xpg6/bin/sh /usr/xpg4/bin/sh /usr/ccs/bin/sh /bin/sh /usr/bin/sh /bin/ksh /bin/bash /usr/local/bin/bash ; do
48 $i -c 'if ! false ; then echo $(echo ok) ; fi' >config.$$ 2>/dev/null
51 if test "x$j" = "xok" ; then
58 if test "x$SHELL" = "x" ; then
59 AC_MSG_ERROR(no SUS compliant shell found - on Solaris, install SUNWxcu4)
62 AC_CHECK_HEADERS([arpa/nameser.h])
64 AC_CHECK_HEADERS([resolv.h],,,[
65 #include <sys/types.h>
66 #include <netinet/in.h>
67 #ifdef HAVE_ARPA_NAMESER_H
68 #include <arpa/nameser.h>
72 AC_CHECK_DECLS([h_errno],,,[
77 # Check for OS special cases
80 AC_MSG_NOTICE(found Darwin - Adding -DBIND_8_COMPAT to CFLAGS)
81 CPPFLAGS="$CPPFLAGS -DBIND_8_COMPAT"
83 # Check for FreeBSD special case: more libs needed
85 AC_MSG_NOTICE(found FreeBSD - Adding -lkvm -lcom_err to standard libraries)
86 LIBS="$LIBS -lkvm -lcom_err"
93 AM_GNU_GETTEXT([external], [need-ngettext])
94 AM_GNU_GETTEXT_VERSION([0.18.1])
97 # Under sysV68, socket and friends are provided by the C library.
98 # -linet does not provide socket, but causes multiple definition
99 # errors at link-time. It is thus better to only use the C library.
100 # So don't add -linet to the link list unless it's necessary
101 AC_CHECK_FUNC(socket,
102 AC_MSG_RESULT(using libc's socket),
103 AC_CHECK_LIB(socket,socket)
104 AC_CHECK_LIB(inet,socket))
106 # The condition in this test copes with the presence of inet_addr in libc6.
107 AC_CHECK_FUNC(inet_addr,
108 AC_MSG_RESULT(using libc's inet_addr),
109 AC_CHECK_LIB(nsl,inet_addr))
111 AC_REPLACE_FUNCS([stpcpy strlcpy strlcat])
113 AC_CHECK_FUNC(getopt_long, [],
114 [AC_LIBSOURCES([getopt.c, getopt1.c])
115 EXTRAOBJ="$EXTRAOBJ getopt.\$(OBJEXT) getopt1.\$(OBJEXT)"])
119 AC_CHECK_FUNCS(vsyslog inet_aton)
121 dnl INET6 is used by KAME/getnameinfo
122 AC_CACHE_CHECK(for AF_INET6/PF_INET6,ac_cv_inet6,
125 #include <sys/types.h>
126 #include <sys/socket.h>
131 ac_cv_inet6=yes , ac_cv_inet6=no
133 if test "x$ac_cv_inet6" = xyes
135 AC_DEFINE(INET6,1,Define to 1 if your system defines AF_INET6 and PF_INET6.)
138 # Under Red Hat 4.0 (and many other Linuxes) -lresolv is seriously flaky
139 # and breaks gethostbyname(2). It's better to use the bind stuff in the C
140 # library. So don't add -lresolv to the link list unless it's necessary
141 # (It will be necessary when using GNU libc6).
143 for lib in '' -lresolv; do
144 if test -z "$lib"; then
145 AC_MSG_CHECKING([for res_search in libc])
147 AC_MSG_CHECKING([for res_search in $lib])
149 LIBS="$old_LIBS $lib"
150 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
151 #include <sys/types.h>
152 #include <netinet/in.h>
153 #ifdef HAVE_ARPA_NAMESER_H
154 #include <arpa/nameser.h>
159 extern int res_search();
160 ]], [[res_search(0, 0, 0, 0, 0); dn_skipname(0,0);]])],
161 [AC_MSG_RESULT([found])
162 AC_DEFINE(HAVE_RES_SEARCH, [1],
163 [Define to 1 if you have the 'res_search' and 'dn_skipname' functions.])
164 break], [AC_MSG_RESULT([not found])])
168 dnl Check for libcrypt -- it may live in libc or libcrypt, as on IRIX
169 AC_CHECK_FUNC(crypt, , AC_CHECK_LIB(crypt,crypt))
171 AC_MSG_CHECKING(sys_siglist declaration in signal.h or unistd.h)
172 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>
173 /* NetBSD declares sys_siglist in <unistd.h>. */
175 ]], [[char *msg = *(sys_siglist + 1);]])],[AC_DEFINE(SYS_SIGLIST_DECLARED,1,[Define if 'sys_siglist' is declared by <signal.h>.]) AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
177 AC_DEFINE_UNQUOTED(PID_DIR, "/var/run", directory for PID lock files)
180 [ --enable-pwmd enable Password Manager Daemon support],
183 if test "$enable_pwmd" = "yes"; then
184 PKG_CHECK_EXISTS([libpwmd], have_libpwmd=1,
185 AC_MSG_ERROR([Could not find libpwmd pkg-config module.]))
188 PKG_CHECK_MODULES([libpwmd], [libpwmd >= 6.0.0])
189 AM_CONDITIONAL(HAVE_LIBPWMD, true)
190 AC_DEFINE(HAVE_LIBPWMD, 1, [Define if you have libPWMD installed.])
192 AM_CONDITIONAL(HAVE_LIBPWMD, false)
195 # We may have a fallback MDA available in case the socket open to the
196 # local SMTP listener fails. Best to use procmail for this, as we know
197 # it won't try delivering through local SMTP and cause a mail loop.
198 # Sendmail without the -t option to use the message headers will work too,
199 # not just for sendmail itself but for workalikes like exim.
201 # Note1: A disadvantage of using procmail is that local alias expansion
202 # according to /etc/aliases won't get done if we fall back. This doesn't
203 # matter in single-drop mode.
205 # Note2: it would be a very bad idea to use any MDA that doesn't return
206 # a refuse-to-deliver status on disk- or process-table-full
207 # conditions; mail could get lost that way. Sendmail and all of the MDAs
208 # like exim that might be lurking under a sendmail alias) do the right
209 # thing in this circumstance. Matthias Andree warns that procmail does
212 # Note3: Defalt value of fallback is now off. Matthias writes:
214 # 1. there is no way to predict when the fallback is used. With some MTAs
215 # (such as those limiting load average), outer circumstances can cause
216 # the fallback to kick in.
218 # 2. the fallback changes fetchmail behaviour in unpredictable ways. It's
219 # not only about alias expansion, .forwards to special filters won't
220 # work, mail may end up in a different place (users claim "mail loss"
223 # 3. The claim procmail did the right thing with its exit codes is plain
224 # wrong. I've seen procmail exit with code 1 when it should have exited
225 # with code 75, like, configuration errors. Procmail is a dangerous
226 # beast and is best replaced by maildrop.
228 # 4. if multiple choices exist (like procmail and maildrop), fetchmail
229 # cannot tell which one it should choose. Say, your MTA is configured
230 # to use maildrop to deliver to user's mailboxes, if fetchmail then
231 # chooses procmail, this is plain wrong.
234 AC_PATH_PROG(procmail, procmail, "", $PATH:/usr/sbin)
235 AC_PATH_PROG(sendmail, sendmail, "", $PATH:/usr/sbin:/usr/lib)
236 AC_PATH_PROG(maildrop, maildrop, "", $PATH:/usr/local/bin)
238 ### use option --disable-fallback to disable fallback MDA
239 ### use option --enable-fallback=procmail or
240 ### --enable-fallback=sendmail to select
241 AC_ARG_ENABLE(fallback,
242 [ --enable-fallback=procmail enable procmail as fallback
243 --enable-fallback=sendmail enable /usr/sbin/sendmail as fallback
244 --enable-fallback=maildrop enable maildrop as fallback
245 --enable-fallback=no disable fallback],,[enable_fallback=no])
247 case "$enable_fallback" in
248 sendmail) if test -z "$sendmail" ; then
249 AC_MSG_ERROR([Sendmail selected as fallback, but not found])
252 AC_DEFINE_UNQUOTED(FALLBACK_MDA, "$sendmail -i %T", Fallback MTA to use if defined)
253 AC_MSG_NOTICE(Will use $sendmail as fallback MDA.)
255 procmail) if test -z "$procmail" ; then
256 AC_MSG_ERROR([procmail selected as fallback, but not found])
259 AC_DEFINE_UNQUOTED(FALLBACK_MDA, "$procmail -d %T")
260 AC_MSG_NOTICE(Will use $procmail as fallback MDA.)
262 maildrop) if test -z "$maildrop" ; then
263 AC_MSG_ERROR([maildrop selected as fallback, but not found])
266 AC_DEFINE_UNQUOTED(FALLBACK_MDA, "$maildrop -d %T")
267 AC_MSG_NOTICE(Will use $maildrop as fallback MDA.)
269 no|unset) AC_MSG_NOTICE(Will not use a fallback MDA.)
271 auto|yes|set) if test -n "$sendmail" ; then
272 AC_DEFINE_UNQUOTED(FALLBACK_MDA,"$sendmail -i %T")
273 AC_MSG_NOTICE(Will use $sendmail as fallback MDA.)
275 AC_MSG_WARN(No fallback MDA available. procmail and maildrop are not eligible)
276 AC_MSG_WARN(for automatic fallback MDA configuration for reliability reasons.)
279 *) AC_MSG_ERROR([unkown value for --enable-fallback given: $enable_fallback])
284 ### use option --disable-POP3 to omit the POP3 support
286 [ --disable-POP3 don't compile in POP3 protocol support],
287 [with_POP3=$enableval],
289 test "$with_POP3" = "yes" && AC_DEFINE(POP3_ENABLE,1,Define if you want POP3 support compiled in)
290 AM_CONDITIONAL(POP3_ENABLE, test "$with_POP3" = yes)
292 ### use option --disable-IMAP to omit the IMAP support
294 [ --disable-IMAP don't compile in IMAP protocol support],
295 [with_IMAP=$enableval],
297 test "$with_IMAP" = "yes" && AC_DEFINE(IMAP_ENABLE,1,Define if you want IMAP support compiled in)
298 AM_CONDITIONAL(IMAP_ENABLE, test "$with_IMAP" = yes)
300 ### use option --disable-ETRN to omit the ETRN support
302 [ --disable-ETRN don't compile in ETRN protocol support],
303 [with_ETRN=$enableval],
305 test "$with_ETRN" = "yes" && AC_DEFINE(ETRN_ENABLE,1,Define if you want ETRN support compiled in.)
306 AM_CONDITIONAL(ETRN_ENABLE, test "$with_ETRN" = yes)
308 ### use option --disable-ODMR to omit the ODMR support
310 [ --disable-ODMR don't compile in ODMR protocol support],
311 [with_ODMR=$enableval],
313 test "$with_ODMR" = "yes" && AC_DEFINE(ODMR_ENABLE,1,Define if you want ODMR support compiled in)
314 AM_CONDITIONAL(ODMR_ENABLE, test "$with_ODMR" = yes)
316 ### use option --enable-RPA to compile in the RPA support
318 [ --enable-RPA compile in RPA protocol support],
319 [with_RPA=$enableval],
321 test "$with_RPA" = "yes" && AC_DEFINE(RPA_ENABLE,1,Define if you want RPA support compiled in)
322 AM_CONDITIONAL(RPA_ENABLE, test "$with_RPA" = yes)
324 ### use option --enable-NTLM to compile in the NTLM support
326 [ --enable-NTLM compile in NTLM authentication support],
327 [with_NTLM=$enableval],
329 test "$with_NTLM" = "yes" && AC_DEFINE(NTLM_ENABLE,1,Define if you want NTLM authentication)
330 AM_CONDITIONAL(NTLM_ENABLE, test "$with_NTLM" = yes)
332 ### use option --enable-SDPS to compile in the SDPS support
334 [ --enable-SDPS compile in SDPS protocol support],
335 [with_SDPS=$enableval],
337 if test "$with_SDPS" = yes ; then
338 if test "$with_POP3" != yes ; then
339 AC_MSG_WARN([SDPS cannot be enabled with POP3 disabled. Disabling SDPS.])
342 AC_DEFINE(SDPS_ENABLE,1,Define if you want SDPS support compiled in)
345 if test "$with_POP3" != yes && test "$with_IMAP" != yes ; then
346 AC_MSG_ERROR([You must enable at least one of POP3 and IMAP.])
351 ### use option --enable-opie to compile in the OPIE support
353 [ --enable-opie support OTP through the OPIE library],
354 [ AC_CHECK_HEADER(opie.h,, [AC_MSG_ERROR([cannot find <opie.h>, which is required for OPIE support.])])
355 AC_CHECK_LIB(opie,opiegenerator,, [AC_MSG_ERROR([cannot find libopie, which is required for OPIE support.])])
356 with_opie=$enableval],
358 test "$with_opie" = "yes" && AC_DEFINE(OPIE_ENABLE,1,Define if you want OPIE support compiled in)
360 dnl Mostly stolen from gnulib's getaddrinfo.m4
361 AC_SEARCH_LIBS(getaddrinfo, [nsl socket])
362 AC_CACHE_CHECK([for getaddrinfo],[fm_cv_getaddrinfo],[
363 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
364 #include <sys/types.h>
365 #include <sys/socket.h>
367 ]], [[getaddrinfo(0, 0, 0, 0);]])],[ fm_cv_getaddrinfo=yes],[ fm_cv_getaddrinfo=no ])
370 if test x"$fm_cv_getaddrinfo" = "xyes"; then
371 AC_DEFINE(HAVE_GETADDRINFO, 1,
372 [Define to 1 if you have the getaddrinfo function.])
375 AC_CACHE_CHECK([for getnameinfo],[fm_cv_getnameinfo],[
376 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
377 #include <sys/types.h>
378 #include <sys/socket.h>
383 ]], [[getnameinfo(NULL,0, NULL,0, NULL, 0, 0);]])],[ fm_cv_getnameinfo=yes],[ fm_cv_getnameinfo=no ])
385 if test $fm_cv_getnameinfo = yes ; then
386 AC_DEFINE(HAVE_GETNAMEINFO,1,[Define to 1 if your system has getnameinfo()])
389 AM_CONDITIONAL(NEED_GETADDRINFO, test "$fm_cv_getaddrinfo" != yes)
390 AM_CONDITIONAL(NEED_GETNAMEINFO, test "$fm_cv_getnameinfo" != yes)
392 AC_CHECK_FUNCS(inet_ntop)
393 dnl Check if getaddrinfo is async-signal-safe - most implementations aren't
394 if test "$fm_cv_getaddrinfo" = yes ; then
395 AC_MSG_CHECKING(if your getaddrinfo is async-signal-safe)
397 dnl we have getaddrinfo() - check if the OS is known to have a async-signal-safe implementation
399 darwin9*) gai_ts=yes ;;
400 linux*) gai_ts=yes ;;
401 freebsd5.5|freebsd6*|freebsd7*) gai_ts=yes ;;
402 solaris2.8|solaris2.9|solaris2.10) gai_ts=yes ;;
404 AC_MSG_RESULT($gai_ts)
405 if test $gai_ts = yes ; then
406 AC_DEFINE(GETADDRINFO_ASYNCSAFE, 1, [define to 1 if you know your getaddrinfo function is async-signal-safe])
410 # This version of the Kerberos 5 options addresses the follwing issues:
412 # * Build correctly under Heimdal kerberos if it is compiled with db2 and
413 # OpenSSL support (Debian's is)
415 ### use option --with-kerberos5=DIR to point at a Kerberos 5 directory
416 ### make sure --with-ssl is run before --with-kerberos* !
417 AC_ARG_WITH(kerberos5,
418 [ --with-kerberos5=DIR point fetchmail compilation at a Kerberos 5 directory],
420 if test "$with_kerberos5" != "no"
422 # Check for a OpenBSD special case
423 if test "$with_kerberos5" = "yes" && ( test `uname` = "OpenBSD" )
425 AS_MESSAGE(checking kerberosV for OpenBSD...)
426 AC_DEFINE(HEIMDAL,1,Define if you have HEIMDAL kerberos 5)
427 AC_DEFINE(KERBEROS_V5,1,Define if you have Kerberos V5)
428 CFLAGS="$CFLAGS -I/usr/include/kerberosV"
429 LIBS="$LIBS -lasn1 -lkrb5 -lcom_err -lkafs"
430 elif krb5-config 2> /dev/null >/dev/null ; then
431 krb5_prefix=`krb5-config --prefix krb5`
432 AC_MSG_RESULT([krb5-config points to kerberosV under $krb5_prefix])
433 if test -f ${krb5_prefix}/include/et/com_err.h && \
434 ! test -f ${krb5_prefix}/include/com_err.h ; then
435 CFLAGS="$CFLAGS -I${krb5_prefix}/include/et"
438 CFLAGS="$CFLAGS `krb5-config --cflags krb5`"
439 LIBS="$LIBS `krb5-config --libs krb5`"
440 AC_DEFINE(KERBEROS_V5)
442 if test "$with_kerberos5" != "yes"
444 LDFLAGS="$LDFLAGS -L${with_kerberos5}/lib"
445 searchdirs="$with_kerberos5"
447 searchdirs="/usr/kerberos /usr/local/krb5 /usr/athena /usr"
450 for dir in $searchdirs
451 do AC_MSG_CHECKING([for Kerberos V in $dir])
452 if test -f "$dir/include/krb5.h" || test -f "$dir/include/krb5/krb5.h"
454 if test -d "$dir/include/krb5" ; then CPPFLAGS="$CPPFLAGS -I$dir/include/krb5" ; fi
456 if test -f "$dir/include/roken.h" || test -f "$dir/include/krb5/roken.h"
458 ac_krblibs="-lasn1 -lroken -lcom_err"
459 AC_MSG_RESULT([Heimdal found])
460 dnl Attempt to detect if we need to -ldb2 to link Heimdal
461 dnl we assume we do if it is available
462 AC_CHECK_LIB(db2, db_open, ac_krblibs="$ac_krblibs -ldb2", [],
464 AC_CHECK_LIB(des, des_string_to_key, libk5crypto=-ldes,
465 AC_CHECK_LIB(crypto, MD5_Init, [],
466 AC_MSG_ERROR([DES libraries not found. Try adding --with-ssl to enable OpenSSL support]),
467 ${LDFLAGS} ${ac_krblibs}),
468 ${LDFLAGS} ${ac_krblibs})
471 AC_MSG_RESULT([found])
472 ac_krblibs="-lcom_err"
474 krb5_des_string_to_key,
475 libk5crypto=-lcrypto,
476 AC_CHECK_LIB(k5crypto,
477 krb5_des_string_to_key,
478 libk5crypto=-lk5crypto,
479 AC_MSG_ERROR([Kerberos 5 DES libraries not found]),
480 ${LDFLAGS} ${ac_krblibs}),
481 ${LDFLAGS} ${ac_krblibs})
483 AC_CHECK_LIB(krb5, krb5_init_context,[],
485 ${LDFLAGS} ${ac_krblibs})
486 AC_DEFINE(KERBEROS_V5)
487 test "$dir" != "/usr" && CFLAGS="$CFLAGS -I$dir/include"
488 LDFLAGS="$LDFLAGS -L$dir/lib"
489 LIBS="$LIBS $ac_krblibs $libk5crypto"
493 AC_MSG_RESULT([not found])
496 if test -z "$with_kerberos5" ; then
497 AC_MSG_ERROR([Kerberos 5 libraries not found])
501 ]) dnl --with-kerberos5=DIR
503 ### use option --with-ssl to compile in the SSL support
505 [ --with-ssl=[DIR] enable SSL support using libraries in DIR],
508 test "$with_ssl" != "no" && AC_DEFINE(SSL_ENABLE,1,Define if you want SSL support compiled in)
510 if test "$with_ssl" = "yes"
512 # User didn't specify an SSL location. Let's look at some common
513 # directories where SSL has been found in the past and try and auto
514 # configure for SSL. OpenSSL determination will be made later.
515 # This will screw up if an OpenSSL install is located in a later
516 # directory than an older SSLeay install, but the user should fix that
517 # anyways and he can override on the configure line.
518 # Just testing for directories is not sufficient, /usr exists on
530 if test -r "$ac_dir/include/openssl/ssl.h" ; then
537 if test -n "$with_ssl" -a "$with_ssl" != "no"
539 # With the autoconfigure above, the only time this is going to be
540 # true is going to be when we could not find the headers. If they
541 # are not in system standard locations, we are going to be broken.
542 if test "$with_ssl" = "yes"
544 # Let's just define the standard location for the SSLeay root
545 with_ssl="/usr/local/ssl"
547 if test -r $with_ssl/include/openssl/ssl.h
549 ### ssl.h found under openssl. Use openssl configuration preferentially,
550 AC_MSG_NOTICE(Enabling OpenSSL support in $with_ssl.)
551 test "$with_ssl" != "/usr" && CFLAGS="$CFLAGS -I$with_ssl/include"
552 ### In Red Hat 9, this file includes a reference to <krb5.h>, so we
553 ### force the Kerberos direcory onto the include path so it will build.
554 CFLAGS="$CFLAGS -I/usr/kerberos/include"
555 ### OpenBSD comes with ssl headers
557 AC_MSG_ERROR([SSL support enabled, but OpenSSL not found])
559 LDFLAGS="$LDFLAGS -L$with_ssl/lib"
560 LIBS="$LIBS -lssl -lcrypto"
561 dnl check if -ldl is needed
562 AC_MSG_CHECKING([for additional library dependencies of SSL])
565 for i in "" "-ldl" ; do
566 LIBS="$LDFLAGS $save_LIBS $i"
567 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <openssl/ssl.h>],[SSL_library_init()])],[found=1; break])
569 if test $found = 0 ; then
570 AC_MSG_RESULT([error])
571 AC_MSG_ERROR([cannot link with SSL - check config.log])
574 if test "$i" = "" ; then i="(none)" ; fi
576 dnl XXX FIXME: use pkg-config if available!
577 AC_DEFINE(SSL_ENABLE)
579 AC_MSG_WARN(Disabling SSL support.)
580 AC_MSG_WARN(Consider re-running configure --with-ssl.)
583 case "$LIBS" in *-lssl*)
584 AC_CHECK_DECLS([SSLv2_client_method],,,[#include <openssl/ssl.h>])
588 ### use option --with-socks=DIR to point at SOCKS library
590 [ --with-socks[=DIR] add built-in SOCKS firewall access],
592 if test "$with_socks" != no
594 if test "$with_socks" != yes
596 LDFLAGS="$LDFLAGS -L$with_socks"
598 AC_CHECK_LIB(socks, Rconnect,,
599 AC_MSG_ERROR([could not find libsocks which is needed for built-in SOCKS support]))
601 AC_DEFINE(HAVE_SOCKS,1,Define if you want built-in SOCKS support)
602 CFLAGS="$CFLAGS -Dconnect=Rconnect -Dgetsockname=Rgetsockname -Dbind=Rbind -Daccept=Raccept -Dlisten=Rlisten -Dselect=Rselect"
606 ### use option --with-socks5=DIR to point at SOCKS library
608 [ --with-socks5[=DIR] add built-in SOCKS5 firewall access],
610 if test "$with_socks5" != no
612 if test "$with_socks5" != yes
614 LDFLAGS="$LDFLAGS -L$with_socks5"
616 ac_savedLDFLAGS="$LDFLAGS"
617 LDFLAGS="$LDFLAGS $LDFLAGS"
618 AC_CHECK_LIB(socks5, SOCKSconnect,,
619 AC_MSG_ERROR([could not find libsocks5 which is needed for built-in SOCKS5 support]))
620 AC_DEFINE(HAVE_SOCKS)
621 CFLAGS="$CFLAGS -Dconnect=SOCKSconnect -Dgetsockname=SOCKSgetsockname -Dbind=SOCKSbind -Daccept=SOCKSaccept -Dlisten=SOCKSlisten -Dselect=SOCKSselect -Drecvfrom=SOCKSrecvfrom -Dsendto=SOCKSsendto -Drecv=SOCKSrecv -Dsend=SOCKSsend -Dread=SOCKSread -Dwrite=SOCKSwrite -Drresvport=SOCKSrresvport -Dshutdown=SOCKSshutdown -Dlisten=SOCKSlisten -Dclose=SOCKSclose -Ddup=SOCKSdup -Ddup2=SOCKSdup2 -Dgethostbyname=SOCKSgethostbyname"
622 AC_CHECK_FUNC(SOCKSfclose, [CFLAGS="$CFLAGS -Dfclose=SOCKSfclose"])
623 LDFLAGS="$ac_savedLDFLAGS"
626 dnl for libesmtp/ modules:
627 ACX_WHICH_GETHOSTBYNAME_R
629 ### use option --with-hesiod=DIR to point at a HESIOD directory
630 AC_ma_SEARCH_PACKAGE(hesiod, hesiod_getmailhost, /usr/athena /usr /usr/local,hesiod, hesiod.h)
632 ### use option --with-gssapi=DIR to compile in GSSAPI support
634 [ --with-gssapi[=DIR] compile in GSSAPI support using libraries in DIR],
636 if test "$with_gssapi" != "no"
638 if test "$with_gssapi" = "yes" -a -n "$with_kerberos5"
640 with_gssapi=$with_kerberos5
643 if test "$with_gssapi" != "yes" -a -n "$with_gssapi"
645 CFLAGS="$CFLAGS -I$with_gssapi/include"
646 LDFLAGS="$LDFLAGS -L$with_gssapi/lib"
649 dnl obtain gssapi default libs
650 if krb5-config --libs gssapi 2>/dev/null >/dev/null ; then
651 LIBS="$LIBS `krb5-config --libs gssapi`"
653 AC_CHECK_LIB(gss, gss_check_version, LIBS="$LIBS -lgss", nogss=t)
657 if test "$with_gssapi" = yes ; then
660 if test -f "$with_gssapi/include/roken.h" -o -f "$with_gssapi/include/krb5/roken.h"
662 # have roken.h, assume Heimdal
664 NetBSD) LIBS="$LIBS -lkrb5" ;;
665 *) LIBS="$LIBS -lkrb5 -lasn1 -ldes -lroken -ldb -ldl" ;;
667 AC_CHECK_LIB(gssapi, gss_init_sec_context,LIBS="$LIBS -lgssapi",
668 AC_MSG_ERROR([could not find libgssapi which is needed for GSSAPI support]), )
671 # no roken.h, assume MIT
672 AC_CHECK_LIB(gssapi_krb5, gss_init_sec_context,LIBS="$LIBS -lgssapi_krb5",
673 AC_MSG_ERROR([could not find libgssapi_krb5 which is needed for GSSAPI support]), -lkrb5)
677 AC_DEFINE(GSSAPI,1,Define if you want GSSAPI authentication)
678 if test "$with_gssapi" != yes ; then
679 CPPFLAGS="$CPPFLAGS -I$with_gssapi/include"
681 AC_CHECK_HEADERS(gss.h gssapi.h gssapi/gssapi.h gssapi/gssapi_generic.h)
682 AC_CHECK_DECLS(GSS_C_NT_HOSTBASED_SERVICE,,,[
687 #if HAVE_GSSAPI_GSSAPI_H
688 #include <gssapi/gssapi.h>
692 #if HAVE_GSSAPI_GSSAPI_GENERIC_H
693 #include <gssapi/gssapi_generic.h>
698 AC_CONFIG_FILES([Makefile po/Makefile.in])
702 dnl comment-start: "dnl "
704 dnl comment-start-skip: "\\bdnl\\b\\s *"
705 dnl compile-command: "make configure config.h.in"