configure.in

   1 AC_INIT(ssh.c)
   2
   3 AC_CONFIG_HEADER(config.h)
   4 AC_PROG_CC
   5 AC_CANONICAL_HOST
   6
   7 # Checks for programs.
   8 AC_PROG_CPP
   9 AC_PROG_RANLIB
  10 AC_PROG_INSTALL
  11 AC_CHECK_PROG(AR, ar, ar)
  12 AC_PATH_PROG(PERL, perl)
  13 AC_SUBST(PERL)
  14 AC_PATH_PROG(ENT, ent)
  15 AC_SUBST(ENT)
  16 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  17
  18 if test -z "$AR" ; then
  19         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  20 fi
  21
  22 # Use LOGIN_PROGRAM from environment if possible
  23 if test ! -z "$LOGIN_PROGRAM" ; then
  24         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  25 else
  26         # Search for login
  27         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  28         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  29                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  30         fi
  31 fi
  32
  33 if test -z "$LD" ; then
  34         LD=$CC
  35 fi
  36 AC_SUBST(LD)
  37
  38 # C Compiler features
  39 AC_C_INLINE
  40 if test "$GCC" = "yes"; then
  41         CFLAGS="$CFLAGS -Wall"
  42 fi
  43
  44 # Check for some target-specific stuff
  45 case "$host" in
  46 *-*-aix*)
  47         AFS_LIBS="-lld"
  48         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  49         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  50         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  51                 blibpath="/usr/lib:/lib:/usr/local/lib"
  52         fi
  53         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  54         AC_DEFINE(BROKEN_GETADDRINFO)
  55         MANTYPE='$(CATMAN)'
  56         mansubdir=cat
  57         dnl AIX handles lastlog as part of its login message
  58         AC_DEFINE(DISABLE_LASTLOG)
  59         MANTYPE='$(CATMAN)'
  60         mansubdir=cat
  61         ;;
  62 *-*-cygwin*)
  63         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  64         AC_DEFINE(HAVE_CYGWIN)
  65         AC_DEFINE(DISABLE_SHADOW)
  66         AC_DEFINE(IPV4_DEFAULT)
  67         AC_DEFINE(IP_TOS_IS_BROKEN)
  68         AC_DEFINE(BROKEN_VHANGUP)
  69         no_libsocket=1
  70         no_libnsl=1
  71         ;;
  72 *-*-hpux10*)
  73         if test -z "$GCC"; then
  74                 CFLAGS="$CFLAGS -Ae"
  75         fi
  76         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  77         IPADDR_IN_DISPLAY=yes
  78         AC_DEFINE(USE_PIPES)
  79         AC_DEFINE(DISABLE_SHADOW)
  80         AC_DEFINE(DISABLE_UTMP)
  81         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  82         LIBS="$LIBS -lsec"
  83         MANTYPE='$(CATMAN)'
  84         mansubdir=cat
  85         ;;
  86 *-*-hpux11*)
  87         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  88         IPADDR_IN_DISPLAY=yes
  89         AC_DEFINE(PAM_SUN_CODEBASE)
  90         AC_DEFINE(USE_PIPES)
  91         AC_DEFINE(DISABLE_SHADOW)
  92         AC_DEFINE(DISABLE_UTMP)
  93         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  94         LIBS="$LIBS -lsec"
  95         MANTYPE='$(CATMAN)'
  96         mansubdir=cat
  97         ;;
  98 *-*-irix5*)
  99         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 100         LDFLAGS="$LDFLAGS"
 101         PATH="$PATH:/usr/etc"
 102         MANTYPE='$(CATMAN)'
 103         no_libsocket=1
 104         no_libnsl=1
 105         AC_DEFINE(BROKEN_INET_NTOA)
 106         ;;
 107 *-*-irix6*)
 108         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 109         LDFLAGS="$LDFLAGS"
 110         PATH="$PATH:/usr/etc"
 111         MANTYPE='$(CATMAN)'
 112         AC_DEFINE(WITH_IRIX_ARRAY)
 113         AC_DEFINE(WITH_IRIX_PROJECT)
 114         AC_DEFINE(WITH_IRIX_AUDIT)
 115         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 116         no_libsocket=1
 117         no_libnsl=1
 118         AC_DEFINE(BROKEN_INET_NTOA)
 119         mansubdir=man
 120         ;;
 121 *-*-linux*)
 122         no_dev_ptmx=1
 123         check_for_libcrypt_later=1
 124         AC_DEFINE(DONT_TRY_OTHER_AF)
 125         AC_DEFINE(PAM_TTY_KLUDGE)
 126         inet6_default_4in6=yes
 127         ;;
 128 mips-sony-bsd|mips-sony-newsos4)
 129         AC_DEFINE(HAVE_NEWS4)
 130         SONY=1
 131         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 132                 AC_MSG_ERROR([*** libiberty missing - please install first ***])
 133         )
 134         ;;
 135 *-*-netbsd*)
 136         need_dash_r=1
 137         ;;
 138 *-next-*)
 139         conf_lastlog_location="/usr/adm/lastlog"
 140         conf_utmp_location=/etc/utmp
 141         conf_wtmp_location=/usr/adm/wtmp
 142         MAIL=/usr/spool/mail
 143         AC_DEFINE(HAVE_NEXT)
 144         AC_DEFINE(BROKEN_REALPATH)
 145         AC_DEFINE(USE_PIPES)
 146         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 147         CFLAGS="$CFLAGS"
 148         ;;
 149 *-*-solaris*)
 150         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 151         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 152         need_dash_r=1
 153         AC_DEFINE(PAM_SUN_CODEBASE)
 154         # hardwire lastlog location (can't detect it on some versions)
 155         conf_lastlog_location="/var/adm/lastlog"
 156         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 157         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 158         if test "$sol2ver" -ge 8; then
 159                 AC_MSG_RESULT(yes)
 160                 AC_DEFINE(DISABLE_UTMP)
 161                 AC_DEFINE(DISABLE_WTMP)
 162         else
 163                 AC_MSG_RESULT(no)
 164         fi
 165         ;;
 166 *-*-sunos4*)
 167         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 168         AC_CHECK_FUNCS(getpwanam)
 169         AC_DEFINE(PAM_SUN_CODEBASE)
 170         conf_utmp_location=/etc/utmp
 171         conf_wtmp_location=/var/adm/wtmp
 172         conf_lastlog_location=/var/adm/lastlog
 173         AC_DEFINE(USE_PIPES)
 174         MANTYPE='$(CATMAN)'
 175         mansubdir=cat
 176         ;;
 177 *-sni-sysv*)
 178         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 179         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 180         MANTYPE='$(CATMAN)'
 181         IPADDR_IN_DISPLAY=yes
 182         AC_DEFINE(USE_PIPES)
 183         AC_DEFINE(IP_TOS_IS_BROKEN)
 184         mansubdir=cat
 185         LIBS="$LIBS -lgen -lnsl -lucb"
 186         ;;
 187 *-*-sysv4.2*)
 188         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 189         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 190         MANTYPE='$(CATMAN)'
 191         mansubdir=cat
 192         enable_suid_ssh=no
 193         ;;
 194 *-*-sysv5*)
 195         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 196         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 197         MANTYPE='$(CATMAN)'
 198         mansubdir=cat
 199         enable_suid_ssh=no
 200         ;;
 201 *-*-sysv*)
 202         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 203         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 204         MANTYPE='$(CATMAN)'
 205         mansubdir=cat
 206         LIBS="$LIBS -lgen -lsocket"
 207         ;;
 208 *-*-sco3.2v4*)
 209         AC_DEFINE(USE_PIPES)
 210         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 211         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 212         MANTYPE='$(CATMAN)'
 213         mansubdir=cat
 214         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 215         no_dev_ptmx=1
 216         RANLIB=true
 217         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 218         rsh_path="/usr/bin/rcmd"
 219         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 220         AC_DEFINE(DISABLE_SHADOW)
 221         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 222         ;;
 223 *-*-sco3.2v5*)
 224         AC_DEFINE(USE_PIPES)
 225         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 226         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 227         MANTYPE='$(CATMAN)'
 228         mansubdir=cat
 229         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 230         no_dev_ptmx=1
 231         rsh_path="/usr/bin/rcmd"
 232         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 233         AC_DEFINE(DISABLE_SHADOW)
 234         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 235         ;;
 236 *-dec-osf*)
 237 # This is untested
 238         if test ! -z "USE_SIA" ; then
 239                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 240                 if test -f /etc/sia/matrix.conf; then
 241                         AC_MSG_RESULT(yes)
 242                         AC_DEFINE(HAVE_OSF_SIA)
 243                         AC_DEFINE(DISABLE_LOGIN)
 244                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 245                 else
 246                         AC_MSG_RESULT(no)
 247                 fi
 248         fi
 249         ;;
 250 esac
 251
 252 # Allow user to specify flags
 253 AC_ARG_WITH(cflags,
 254         [  --with-cflags           Specify additional flags to pass to compiler],
 255         [
 256                 if test "x$withval" != "xno" ; then
 257                         CFLAGS="$CFLAGS $withval"
 258                 fi
 259         ]
 260 )
 261 AC_ARG_WITH(cppflags,
 262         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 263         [
 264                 if test "x$withval" != "xno"; then
 265                         CPPFLAGS="$CPPFLAGS $withval"
 266                 fi
 267         ]
 268 )
 269 AC_ARG_WITH(ldflags,
 270         [  --with-ldflags          Specify additional flags to pass to linker],
 271         [
 272                 if test "x$withval" != "xno" ; then
 273                         LDFLAGS="$LDFLAGS $withval"
 274                 fi
 275         ]
 276 )
 277 AC_ARG_WITH(libs,
 278         [  --with-libs             Specify additional libraries to link with],
 279         [
 280                 if test "x$withval" != "xno" ; then
 281                         LIBS="$LIBS $withval"
 282                 fi
 283         ]
 284 )
 285
 286
 287 # Checks for libraries.
 288 if test -z "$no_libsocket" ; then
 289         AC_CHECK_LIB(nsl, yp_match, , )
 290 fi
 291 if test -z "$no_libnsl" ; then
 292         AC_CHECK_LIB(socket, main, , )
 293 fi
 294
 295 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 296 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 297 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 298
 299 AC_CHECK_FUNC(regcomp,
 300         [ AC_DEFINE(HAVE_REGCOMP)],
 301         [
 302                 AC_CHECK_LIB(pcre, pcre_info,
 303                         AC_DEFINE(HAVE_LIBPCRE) LIBS="$LIBS -lpcreposix -lpcre")
 304         ]
 305 )
 306
 307 dnl UnixWare 2.x
 308 AC_CHECK_FUNC(strcasecmp,
 309         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 310 )
 311 AC_CHECK_FUNC(utimes,
 312         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 313 )
 314
 315 # Checks for header files.
 316 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h regex.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utime.h utmp.h utmpx.h vis.h)
 317
 318 dnl    Checks for library functions.
 319 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv seteuid setlogin setproctitle setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 320 dnl    Checks for time functions
 321 AC_CHECK_FUNCS(gettimeofday time)
 322 dnl    Checks for libutil functions
 323 AC_CHECK_HEADERS(libutil.h)
 324 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 325 dnl    Checks for utmp functions
 326 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 327 AC_CHECK_FUNCS(utmpname)
 328 dnl    Checks for utmpx functions
 329 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 330 AC_CHECK_FUNCS(setutxent utmpxname)
 331
 332 AC_CHECK_FUNC(getuserattr,
 333         [AC_DEFINE(HAVE_GETUSERATTR)],
 334         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 335 )
 336
 337 AC_CHECK_FUNC(login,
 338         [AC_DEFINE(HAVE_LOGIN)],
 339         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 340 )
 341
 342 AC_CHECK_FUNC(daemon,
 343         [AC_DEFINE(HAVE_DAEMON)],
 344         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 345 )
 346
 347 AC_CHECK_FUNC(getpagesize,
 348         [AC_DEFINE(HAVE_GETPAGESIZE)],
 349         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 350 )
 351
 352 # Check for broken snprintf
 353 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 354         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 355         AC_TRY_RUN(
 356                 [
 357 #include <stdio.h>
 358 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 359                 ],
 360                 [AC_MSG_RESULT(yes)],
 361                 [
 362                         AC_MSG_RESULT(no)
 363                         AC_DEFINE(BROKEN_SNPRINTF)
 364                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 365                 ]
 366         )
 367 fi
 368
 369 AC_FUNC_GETPGRP
 370
 371 AC_FUNC_STRFTIME
 372
 373 # Check for PAM libs
 374 PAM_MSG="no"
 375 AC_ARG_WITH(pam,
 376         [  --with-pam              Enable PAM support ],
 377         [
 378                 if test "x$withval" != "xno" ; then
 379                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 380                                 AC_MSG_ERROR([PAM headers not found])
 381                         fi
 382
 383                         AC_CHECK_LIB(dl, dlopen, , )
 384                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 385                         AC_CHECK_FUNCS(pam_getenvlist)
 386
 387                         disable_shadow=yes
 388                         PAM_MSG="yes"
 389
 390                         AC_DEFINE(USE_PAM)
 391                 fi
 392         ]
 393 )
 394
 395 # Check for older PAM
 396 if test "x$PAM_MSG" = "xyes" ; then
 397         # Check PAM strerror arguments (old PAM)
 398         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 399         AC_TRY_COMPILE(
 400                 [
 401 #include <stdlib.h>
 402 #include <security/pam_appl.h>
 403                 ],
 404                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 405                 [AC_MSG_RESULT(no)],
 406                 [
 407                         AC_DEFINE(HAVE_OLD_PAM)
 408                         AC_MSG_RESULT(yes)
 409                         PAM_MSG="yes (old library)"
 410                 ]
 411         )
 412 fi
 413
 414 # The big search for OpenSSL
 415 AC_ARG_WITH(ssl-dir,
 416         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 417         [
 418                 if test "x$withval" != "xno" ; then
 419                         tryssldir=$withval
 420                 fi
 421         ]
 422 )
 423
 424 saved_LIBS="$LIBS"
 425 saved_LDFLAGS="$LDFLAGS"
 426 saved_CPPFLAGS="$CPPFLAGS"
 427 if test "x$prefix" != "xNONE" ; then
 428         tryssldir="$tryssldir $prefix"
 429 fi
 430 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 431
 432         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 433                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 434                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 435                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 436                         if test ! -z "$need_dash_r" ; then
 437                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 438                         fi
 439                 else
 440                         LDFLAGS="$saved_LDFLAGS"
 441                 fi
 442
 443                 LIBS="$saved_LIBS -lcrypto"
 444
 445                 # Basic test to check for compatible version and correct linking
 446                 # *does not* test for RSA - that comes later.
 447                 AC_TRY_RUN(
 448                         [
 449 #include <string.h>
 450 #include <openssl/rand.h>
 451 int main(void)
 452 {
 453         char a[2048];
 454         memset(a, 0, sizeof(a));
 455         RAND_add(a, sizeof(a), sizeof(a));
 456         return(RAND_status() <= 0);
 457 }
 458                         ],
 459                         [
 460                                 found_crypto=1
 461                                 break;
 462                         ], []
 463                 )
 464
 465                 if test ! -z "$found_crypto" ; then
 466                         break;
 467                 fi
 468         done
 469
 470         if test -z "$found_crypto" ; then
 471                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 472         fi
 473         if test -z "$ssldir" ; then
 474                 ssldir="(system)"
 475         fi
 476
 477         ac_cv_openssldir=$ssldir
 478 ])
 479
 480 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 481         AC_DEFINE(HAVE_OPENSSL)
 482         dnl Need to recover ssldir - test above runs in subshell
 483         ssldir=$ac_cv_openssldir
 484
 485         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 486                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 487                 LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 488                 if test ! -z "$need_dash_r" ; then
 489                         LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 490                 fi
 491                 if test ! -z "$blibpath" ; then
 492                         blibpath="$blibpath:$ssldir:$ssldir/lib"
 493                 fi
 494         fi
 495 fi
 496 LIBS="$saved_LIBS -lcrypto"
 497
 498 # Now test RSA support
 499 saved_LIBS="$LIBS"
 500 AC_MSG_CHECKING([for RSA support])
 501 for WANTS_RSAREF in "" 1 ; do
 502         if test -z "$WANTS_RSAREF" ; then
 503                 LIBS="$saved_LIBS"
 504         else
 505                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 506         fi
 507         AC_TRY_RUN([
 508 #include <string.h>
 509 #include <openssl/rand.h>
 510 #include <openssl/rsa.h>
 511 #include <openssl/bn.h>
 512 #include <openssl/sha.h>
 513 int main(void)
 514 {
 515         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 516         unsigned char c[256], p[256];
 517         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 518         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 519         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 520         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 521 }
 522         ],
 523         [
 524                 rsa_works=1
 525                 break;
 526         ], [])
 527 done
 528
 529 if test ! -z "$no_rsa" ; then
 530         AC_MSG_RESULT(disabled)
 531         RSA_MSG="disabled"
 532 else
 533         if test -z "$rsa_works" ; then
 534                 AC_MSG_WARN([*** No RSA support found *** ])
 535                 RSA_MSG="no"
 536         else
 537                 if test -z "$WANTS_RSAREF" ; then
 538                         AC_MSG_RESULT(yes)
 539                         RSA_MSG="yes"
 540                 else
 541                         RSA_MSG="yes (using RSAref)"
 542                         AC_MSG_RESULT(using RSAref)
 543                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 544                 fi
 545         fi
 546 fi
 547
 548 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 549 # version in OpenSSL. Skip this for PAM
 550 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 551         AC_CHECK_LIB(crypt, crypt, , )
 552 fi
 553
 554 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 555 if test ! -z "$SONY" ; then
 556   LIBS="$LIBS -liberty";
 557 fi
 558
 559 # Checks for data types
 560 AC_CHECK_SIZEOF(char, 1)
 561 AC_CHECK_SIZEOF(short int, 2)
 562 AC_CHECK_SIZEOF(int, 4)
 563 AC_CHECK_SIZEOF(long int, 4)
 564 AC_CHECK_SIZEOF(long long int, 8)
 565
 566 # More checks for data types
 567 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 568         AC_TRY_COMPILE(
 569                 [ #include <sys/types.h> ],
 570                 [ u_int a; a = 1;],
 571                 [ ac_cv_have_u_int="yes" ],
 572                 [ ac_cv_have_u_int="no" ]
 573         )
 574 ])
 575 if test "x$ac_cv_have_u_int" = "xyes" ; then
 576         AC_DEFINE(HAVE_U_INT)
 577         have_u_int=1
 578 fi
 579
 580 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 581         AC_TRY_COMPILE(
 582                 [ #include <sys/types.h> ],
 583                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 584                 [ ac_cv_have_intxx_t="yes" ],
 585                 [ ac_cv_have_intxx_t="no" ]
 586         )
 587 ])
 588 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 589         AC_DEFINE(HAVE_INTXX_T)
 590         have_intxx_t=1
 591 fi
 592
 593 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 594         AC_TRY_COMPILE(
 595                 [ #include <sys/types.h> ],
 596                 [ int64_t a; a = 1;],
 597                 [ ac_cv_have_int64_t="yes" ],
 598                 [ ac_cv_have_int64_t="no" ]
 599         )
 600 ])
 601 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 602         AC_DEFINE(HAVE_INT64_T)
 603         have_int64_t=1
 604 fi
 605
 606 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 607         AC_TRY_COMPILE(
 608                 [ #include <sys/types.h> ],
 609                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 610                 [ ac_cv_have_u_intxx_t="yes" ],
 611                 [ ac_cv_have_u_intxx_t="no" ]
 612         )
 613 ])
 614 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 615         AC_DEFINE(HAVE_U_INTXX_T)
 616         have_u_intxx_t=1
 617 fi
 618
 619 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 620         AC_TRY_COMPILE(
 621                 [ #include <sys/types.h> ],
 622                 [ u_int64_t a; a = 1;],
 623                 [ ac_cv_have_u_int64_t="yes" ],
 624                 [ ac_cv_have_u_int64_t="no" ]
 625         )
 626 ])
 627 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 628         AC_DEFINE(HAVE_U_INT64_T)
 629         have_u_int64_t=1
 630 fi
 631
 632 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 633            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 634 then
 635         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 636         AC_TRY_COMPILE(
 637                 [
 638 #include <sys/bitypes.h>
 639                 ],
 640                 [
 641                         int8_t a; int16_t b; int32_t c;
 642                         u_int8_t e; u_int16_t f; u_int32_t g;
 643                         a = b = c = e = f = g = 1;
 644                 ],
 645                 [
 646                         AC_DEFINE(HAVE_U_INTXX_T)
 647                         AC_DEFINE(HAVE_INTXX_T)
 648                         AC_MSG_RESULT(yes)
 649                 ],
 650                 [AC_MSG_RESULT(no)]
 651         )
 652 fi
 653
 654 if test -z "$have_u_intxx_t" ; then
 655         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 656                 AC_TRY_COMPILE(
 657                         [
 658 #include <sys/types.h>
 659                         ],
 660                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 661                         [ ac_cv_have_uintxx_t="yes" ],
 662                         [ ac_cv_have_uintxx_t="no" ]
 663                 )
 664         ])
 665         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 666                 AC_DEFINE(HAVE_UINTXX_T)
 667         fi
 668 fi
 669
 670 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 671         AC_TRY_COMPILE(
 672                 [
 673 #include <sys/types.h>
 674 #include <sys/socket.h>
 675                 ],
 676                 [socklen_t foo; foo = 1235;],
 677                 [ ac_cv_have_socklen_t="yes" ],
 678                 [ ac_cv_have_socklen_t="no" ]
 679         )
 680 ])
 681 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 682         AC_DEFINE(HAVE_SOCKLEN_T)
 683 fi
 684
 685 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 686         AC_TRY_COMPILE(
 687                 [
 688 #include <sys/types.h>
 689                 ],
 690                 [ size_t foo; foo = 1235; ],
 691                 [ ac_cv_have_size_t="yes" ],
 692                 [ ac_cv_have_size_t="no" ]
 693         )
 694 ])
 695 if test "x$ac_cv_have_size_t" = "xyes" ; then
 696         AC_DEFINE(HAVE_SIZE_T)
 697 fi
 698
 699 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 700         AC_TRY_COMPILE(
 701                 [
 702 #include <sys/types.h>
 703                 ],
 704                 [ ssize_t foo; foo = 1235; ],
 705                 [ ac_cv_have_ssize_t="yes" ],
 706                 [ ac_cv_have_ssize_t="no" ]
 707         )
 708 ])
 709 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 710         AC_DEFINE(HAVE_SSIZE_T)
 711 fi
 712
 713 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 714         AC_TRY_COMPILE(
 715                 [
 716 #include <time.h>
 717                 ],
 718                 [ clock_t foo; foo = 1235; ],
 719                 [ ac_cv_have_clock_t="yes" ],
 720                 [ ac_cv_have_clock_t="no" ]
 721         )
 722 ])
 723 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 724         AC_DEFINE(HAVE_CLOCK_T)
 725 fi
 726
 727 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 728         AC_TRY_COMPILE(
 729                 [
 730 #include <sys/types.h>
 731 #include <sys/socket.h>
 732                 ],
 733                 [ sa_family_t foo; foo = 1235; ],
 734                 [ ac_cv_have_sa_family_t="yes" ],
 735                 [ AC_TRY_COMPILE(
 736                   [
 737 #include <sys/types.h>
 738 #include <sys/socket.h>
 739 #include <netinet/in.h>
 740                 ],
 741                 [ sa_family_t foo; foo = 1235; ],
 742                 [ ac_cv_have_sa_family_t="yes" ],
 743
 744                 [ ac_cv_have_sa_family_t="no" ]
 745         )]
 746         )
 747 ])
 748 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 749         AC_DEFINE(HAVE_SA_FAMILY_T)
 750 fi
 751
 752 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 753         AC_TRY_COMPILE(
 754                 [
 755 #include <sys/types.h>
 756                 ],
 757                 [ pid_t foo; foo = 1235; ],
 758                 [ ac_cv_have_pid_t="yes" ],
 759                 [ ac_cv_have_pid_t="no" ]
 760         )
 761 ])
 762 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 763         AC_DEFINE(HAVE_PID_T)
 764 fi
 765
 766 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 767         AC_TRY_COMPILE(
 768                 [
 769 #include <sys/types.h>
 770                 ],
 771                 [ mode_t foo; foo = 1235; ],
 772                 [ ac_cv_have_mode_t="yes" ],
 773                 [ ac_cv_have_mode_t="no" ]
 774         )
 775 ])
 776 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 777         AC_DEFINE(HAVE_MODE_T)
 778 fi
 779
 780
 781 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 782         AC_TRY_COMPILE(
 783                 [
 784 #include <sys/types.h>
 785 #include <sys/socket.h>
 786                 ],
 787                 [ struct sockaddr_storage s; ],
 788                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 789                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 790         )
 791 ])
 792 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 793         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 794 fi
 795
 796 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 797         AC_TRY_COMPILE(
 798                 [
 799 #include <sys/types.h>
 800 #include <netinet/in.h>
 801                 ],
 802                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 803                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 804                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 805         )
 806 ])
 807 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 808         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 809 fi
 810
 811 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 812         AC_TRY_COMPILE(
 813                 [
 814 #include <sys/types.h>
 815 #include <netinet/in.h>
 816                 ],
 817                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 818                 [ ac_cv_have_struct_in6_addr="yes" ],
 819                 [ ac_cv_have_struct_in6_addr="no" ]
 820         )
 821 ])
 822 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 823         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 824 fi
 825
 826 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 827         AC_TRY_COMPILE(
 828                 [
 829 #include <sys/types.h>
 830 #include <sys/socket.h>
 831 #include <netdb.h>
 832                 ],
 833                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 834                 [ ac_cv_have_struct_addrinfo="yes" ],
 835                 [ ac_cv_have_struct_addrinfo="no" ]
 836         )
 837 ])
 838 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 839         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 840 fi
 841
 842 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
 843         AC_TRY_COMPILE(
 844                 [ #include <sys/time.h> ],
 845                 [ struct timeval tv; tv.tv_sec = 1;],
 846                 [ ac_cv_have_struct_timeval="yes" ],
 847                 [ ac_cv_have_struct_timeval="no" ]
 848         )
 849 ])
 850 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
 851         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
 852         have_struct_timeval=1
 853 fi
 854
 855 # If we don't have int64_t then we can't compile sftp-server.  So don't
 856 # even attempt to do it.
 857 if test "x$ac_cv_have_int64_t" = "xno" -a \
 858         "x$ac_cv_sizeof_long_int" != "x8" -a \
 859         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
 860         NO_SFTP='#'
 861 fi
 862 AC_SUBST(NO_SFTP)
 863
 864 dnl Checks for structure members
 865 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 866 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 867 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 868 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 869 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 870 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 871 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 872 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 873 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 874 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 875 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 876 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 877 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 878 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 879 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 880 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 881 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 882 AC_STRUCT_ST_BLKSIZE
 883
 884 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
 885                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
 886         AC_TRY_COMPILE(
 887                 [
 888 #include <sys/types.h>
 889 #include <sys/socket.h>
 890                 ],
 891                 [ struct sockaddr_un s; s.sun_len = 1; ],
 892                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
 893                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
 894         )
 895 ])
 896 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
 897         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
 898 fi
 899
 900 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 901                 ac_cv_have_ss_family_in_struct_ss, [
 902         AC_TRY_COMPILE(
 903                 [
 904 #include <sys/types.h>
 905 #include <sys/socket.h>
 906                 ],
 907                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 908                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 909                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 910         )
 911 ])
 912 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 913         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 914 fi
 915
 916 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 917                 ac_cv_have___ss_family_in_struct_ss, [
 918         AC_TRY_COMPILE(
 919                 [
 920 #include <sys/types.h>
 921 #include <sys/socket.h>
 922                 ],
 923                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 924                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 925                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 926         )
 927 ])
 928 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 929         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 930 fi
 931
 932 AC_CACHE_CHECK([for pw_class field in struct passwd],
 933                 ac_cv_have_pw_class_in_struct_passwd, [
 934         AC_TRY_COMPILE(
 935                 [
 936 #include <pwd.h>
 937                 ],
 938                 [ struct passwd p; p.pw_class = 0; ],
 939                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
 940                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
 941         )
 942 ])
 943 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
 944         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
 945 fi
 946
 947
 948 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 949         AC_TRY_LINK([],
 950                 [ extern char *__progname; printf("%s", __progname); ],
 951                 [ ac_cv_libc_defines___progname="yes" ],
 952                 [ ac_cv_libc_defines___progname="no" ]
 953         )
 954 ])
 955 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 956         AC_DEFINE(HAVE___PROGNAME)
 957 fi
 958
 959
 960 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
 961         AC_TRY_LINK([],
 962                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
 963                 [ ac_cv_libc_defines_sys_errlist="yes" ],
 964                 [ ac_cv_libc_defines_sys_errlist="no" ]
 965         )
 966 ])
 967 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
 968         AC_DEFINE(HAVE_SYS_ERRLIST)
 969 fi
 970
 971
 972 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
 973         AC_TRY_LINK([],
 974                 [ extern int sys_nerr; printf("%i", sys_nerr);],
 975                 [ ac_cv_libc_defines_sys_nerr="yes" ],
 976                 [ ac_cv_libc_defines_sys_nerr="no" ]
 977         )
 978 ])
 979 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
 980         AC_DEFINE(HAVE_SYS_NERR)
 981 fi
 982
 983
 984 # Looking for programs, paths and files
 985 AC_ARG_WITH(rsh,
 986         [  --with-rsh=PATH         Specify path to remote shell program ],
 987         [
 988                 if test "x$withval" != "$no" ; then
 989                         rsh_path=$withval
 990                 fi
 991         ],
 992         [
 993                 AC_PATH_PROG(rsh_path, rsh)
 994         ]
 995 )
 996
 997 AC_ARG_WITH(xauth,
 998         [  --with-xauth=PATH       Specify path to xauth program ],
 999         [
1000                 if test "x$withval" != "xno" ; then
1001                         xauth_path=$withval
1002                 fi
1003         ],
1004         [
1005                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1006                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1007                         xauth_path="/usr/openwin/bin/xauth"
1008                 fi
1009         ]
1010 )
1011
1012 if test -z "$xauth_path" ; then
1013         XAUTH_PATH="undefined"
1014         AC_SUBST(XAUTH_PATH)
1015 else
1016         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1017         XAUTH_PATH=$xauth_path
1018         AC_SUBST(XAUTH_PATH)
1019 fi
1020 if test ! -z "$rsh_path" ; then
1021         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1022 fi
1023
1024 # Check for mail directory (last resort if we cannot get it from headers)
1025 if test ! -z "$MAIL" ; then
1026         maildir=`dirname $MAIL`
1027         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1028 fi
1029
1030 if test -z "$no_dev_ptmx" ; then
1031         AC_CHECK_FILE("/dev/ptmx",
1032                 [
1033                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1034                         have_dev_ptmx=1
1035                 ]
1036         )
1037 fi
1038 AC_CHECK_FILE("/dev/ptc",
1039         [
1040                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1041                 have_dev_ptc=1
1042         ]
1043 )
1044
1045 # Options from here on. Some of these are preset by platform above
1046
1047 # Check for user-specified random device, otherwise check /dev/urandom
1048 AC_ARG_WITH(random,
1049         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1050         [
1051                 if test "x$withval" != "xno" ; then
1052                         RANDOM_POOL="$withval";
1053                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1054                 fi
1055         ],
1056         [
1057                 # Check for random device
1058                 AC_CHECK_FILE("/dev/urandom",
1059                         [
1060                                 RANDOM_POOL="/dev/urandom";
1061                                 AC_SUBST(RANDOM_POOL)
1062                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1063                         ]
1064                 )
1065         ]
1066 )
1067
1068 # Check for EGD pool file
1069 AC_ARG_WITH(egd-pool,
1070         [  --with-egd-pool=FILE    read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1071         [
1072                 if test "x$withval" != "xno" ; then
1073                         EGD_SOCKET="$withval";
1074                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1075                 fi
1076         ],
1077         [
1078                 # Check for existing socket only if we don't have a random device already
1079                 if test -z "$RANDOM_POOL" ; then
1080                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1081                         # Insert other locations here
1082                         for egdsock in /var/run/egd-pool /etc/entropy ; do
1083                                 if test -S $egdsock ; then
1084                                         EGD_SOCKET="$egdsock"
1085                                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1086                                         AC_MSG_RESULT($egdsock)
1087                                         break;
1088                                 fi
1089                         done
1090                 fi
1091         ]
1092 )
1093
1094
1095 # detect pathnames for entropy gathering commands, if we need them
1096 INSTALL_SSH_PRNG_CMDS=""
1097 rm -f prng_commands
1098 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
1099         # Use these commands to collect entropy
1100         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1101         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1102         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1103         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1104         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1105         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1106         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1107         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1108         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1109         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1110         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1111         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1112         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1113         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1114
1115         INSTALL_SSH_PRNG_CMDS="yes"
1116 fi
1117 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1118
1119
1120 AC_ARG_WITH(catman,
1121         [  --with-catman=man|cat   Install preformatted manpages[no]],
1122         [
1123                 MANTYPE='$(CATMAN)'
1124                 if test x"$withval" != x"yes" ; then
1125                    mansubdir=$withval
1126                 else
1127                    mansubdir=cat
1128                 fi
1129         ], [
1130                 if test -z "$MANTYPE" ; then
1131                         MANTYPE='$(TROFFMAN)'
1132                         mansubdir=man
1133                 fi
1134         ]
1135 )
1136 AC_SUBST(MANTYPE)
1137 AC_SUBST(mansubdir)
1138
1139 # Check whether user wants Kerberos support
1140 KRB4_MSG="no"
1141 AC_ARG_WITH(kerberos4,
1142         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1143         [
1144                 if test "x$withval" != "xno" ; then
1145
1146                         if test "x$withval" != "xyes" ; then
1147                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1148                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1149                                 if test ! -z "$need_dash_r" ; then
1150                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1151                                 fi
1152                                 if test ! -z "$blibpath" ; then
1153                                         blibpath="$blibpath:${withval}/lib"
1154                                 fi
1155                         else
1156                                 if test -d /usr/include/kerberosIV ; then
1157                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1158                                 fi
1159                         fi
1160
1161                         AC_CHECK_HEADERS(krb.h)
1162                         AC_CHECK_LIB(krb, main)
1163                         if test "$ac_cv_header_krb_h" != yes; then
1164                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1165                         fi
1166                         if test "$ac_cv_lib_krb_main" != yes; then
1167                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
1168                         fi
1169
1170                         KLIBS="-lkrb -ldes"
1171                         AC_CHECK_LIB(resolv, dn_expand, , )
1172                         KRB4=yes
1173                         KRB4_MSG="yes"
1174                         AC_DEFINE(KRB4)
1175                 fi
1176         ]
1177 )
1178
1179 # Check whether user wants AFS support
1180 AFS_MSG="no"
1181 AC_ARG_WITH(afs,
1182         [  --with-afs=PATH         Enable AFS support],
1183         [
1184                 if test "x$withval" != "xno" ; then
1185
1186                         if test "x$withval" != "xyes" ; then
1187                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1188                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1189                         fi
1190
1191                         if test -z "$KRB4" ; then
1192                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1193                         fi
1194
1195                         LIBS="$LIBS -lkafs"
1196                         if test ! -z "$AFS_LIBS" ; then
1197                                 LIBS="$LIBS $AFS_LIBS"
1198                         fi
1199                         AC_DEFINE(AFS)
1200                         AFS_MSG="yes"
1201                 fi
1202         ]
1203 )
1204 LIBS="$LIBS $KLIBS"
1205
1206 # Check whether user wants S/Key support
1207 SKEY_MSG="no"
1208 AC_ARG_WITH(skey,
1209         [  --with-skey=PATH         Enable S/Key support],
1210         [
1211                 if test "x$withval" != "xno" ; then
1212
1213                         if test "x$withval" != "xyes" ; then
1214                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1215                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1216                         fi
1217
1218                         AC_DEFINE(SKEY)
1219                         LIBS="$LIBS -lskey"
1220                         SKEY_MSG="yes"
1221
1222                         AC_CHECK_FUNC(skey_keyinfo,
1223                                 [],
1224                                 [
1225                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
1226                                 ])
1227                 fi
1228         ]
1229 )
1230
1231 # Check whether user wants TCP wrappers support
1232 TCPW_MSG="no"
1233 AC_ARG_WITH(tcp-wrappers,
1234         [  --with-tcp-wrappers     Enable tcpwrappers support],
1235         [
1236                 if test "x$withval" != "xno" ; then
1237                         saved_LIBS="$LIBS"
1238                         LIBS="$LIBS -lwrap"
1239                         AC_MSG_CHECKING(for libwrap)
1240                         AC_TRY_LINK(
1241                                 [
1242 #include <tcpd.h>
1243                                         int deny_severity = 0, allow_severity = 0;
1244                                 ],
1245                                 [hosts_access(0);],
1246                                 [
1247                                         AC_MSG_RESULT(yes)
1248                                         AC_DEFINE(LIBWRAP)
1249                                         TCPW_MSG="yes"
1250                                 ],
1251                                 [
1252                                         AC_MSG_ERROR([*** libwrap missing])
1253                                 ]
1254                         )
1255                 fi
1256         ]
1257 )
1258
1259 # Check whether to enable MD5 passwords
1260 MD5_MSG="no"
1261 AC_ARG_WITH(md5-passwords,
1262         [  --with-md5-passwords    Enable use of MD5 passwords],
1263         [
1264                 if test "x$withval" != "xno" ; then
1265                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1266                         MD5_MSG="yes"
1267                 fi
1268         ]
1269 )
1270
1271 # Whether to disable shadow password support
1272 AC_ARG_WITH(shadow,
1273         [  --without-shadow        Disable shadow password support],
1274         [
1275                 if test "x$withval" = "xno" ; then
1276                         AC_DEFINE(DISABLE_SHADOW)
1277                         disable_shadow=yes
1278                 fi
1279         ]
1280 )
1281
1282 if test -z "$disable_shadow" ; then
1283         AC_MSG_CHECKING([if the systems has expire shadow information])
1284         AC_TRY_COMPILE(
1285         [
1286 #include <sys/types.h>
1287 #include <shadow.h>
1288         struct spwd sp;
1289         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1290         [ sp_expire_available=yes ], []
1291         )
1292
1293         if test "x$sp_expire_available" = "xyes" ; then
1294                 AC_MSG_RESULT(yes)
1295                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1296         else
1297                 AC_MSG_RESULT(no)
1298         fi
1299 fi
1300
1301 # Use ip address instead of hostname in $DISPLAY
1302 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1303         DISPLAY_HACK_MSG="yes"
1304         AC_DEFINE(IPADDR_IN_DISPLAY)
1305 else
1306         DISPLAY_HACK_MSG="no"
1307         AC_ARG_WITH(ipaddr-display,
1308                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1309                 [
1310                         if test "x$withval" != "xno" ; then
1311                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1312                                 DISPLAY_HACK_MSG="yes"
1313                         fi
1314                 ]
1315         )
1316 fi
1317
1318 # Whether to mess with the default path
1319 SERVER_PATH_MSG="(default)"
1320 AC_ARG_WITH(default-path,
1321         [  --with-default-path=PATH Specify default \$PATH environment for server],
1322         [
1323                 if test "x$withval" != "xno" ; then
1324                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1325                         SERVER_PATH_MSG="$withval"
1326                 fi
1327         ]
1328 )
1329
1330 # Whether to force IPv4 by default (needed on broken glibc Linux)
1331 IPV4_HACK_MSG="no"
1332 AC_ARG_WITH(ipv4-default,
1333         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1334         [
1335                 if test "x$withval" != "xno" ; then
1336                         AC_DEFINE(IPV4_DEFAULT)
1337                         IPV4_HACK_MSG="yes"
1338                 fi
1339         ]
1340 )
1341
1342 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1343 IPV4_IN6_HACK_MSG="no"
1344 AC_ARG_WITH(4in6,
1345         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1346         [
1347                 if test "x$withval" != "xno" ; then
1348                         AC_MSG_RESULT(yes)
1349                         AC_DEFINE(IPV4_IN_IPV6)
1350                         IPV4_IN6_HACK_MSG="yes"
1351                 else
1352                         AC_MSG_RESULT(no)
1353                 fi
1354         ],[
1355                 if test "x$inet6_default_4in6" = "xyes"; then
1356                         AC_MSG_RESULT([yes (default)])
1357                         AC_DEFINE(IPV4_IN_IPV6)
1358                         IPV4_IN6_HACK_MSG="yes"
1359                 else
1360                         AC_MSG_RESULT([no (default)])
1361                 fi
1362         ]
1363 )
1364
1365 AC_MSG_CHECKING(whether to install ssh as suid root)
1366 AC_ARG_ENABLE(suid-ssh,
1367 [  --enable-suid-ssh       Install ssh as suid root (default)
1368   --disable-suid-ssh      Install ssh without suid bit],
1369 [ case "$enableval" in
1370   no)
1371        AC_MSG_RESULT(no)
1372        SSHMODE=0711
1373        ;;
1374   *)   AC_MSG_RESULT(yes)
1375        SSHMODE=04711
1376        ;;
1377   esac ],
1378   AC_MSG_RESULT(yes)
1379   SSHMODE=04711
1380 )
1381 AC_SUBST(SSHMODE)
1382
1383
1384 # Where to place sshd.pid
1385 piddir=/var/run
1386 AC_ARG_WITH(pid-dir,
1387         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1388         [
1389                 if test "x$withval" != "xno" ; then
1390                         piddir=$withval
1391                 fi
1392         ]
1393 )
1394
1395 # make sure the directory exists
1396 if test ! -d $piddir ; then
1397         piddir=`eval echo ${sysconfdir}`
1398         case $piddir in
1399                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1400         esac
1401 fi
1402
1403 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1404 AC_SUBST(piddir)
1405
1406 dnl allow user to disable some login recording features
1407 AC_ARG_ENABLE(lastlog,
1408         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1409         [ AC_DEFINE(DISABLE_LASTLOG) ]
1410 )
1411 AC_ARG_ENABLE(utmp,
1412         [  --disable-utmp          disable use of utmp even if detected [no]],
1413         [ AC_DEFINE(DISABLE_UTMP) ]
1414 )
1415 AC_ARG_ENABLE(utmpx,
1416         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1417         [ AC_DEFINE(DISABLE_UTMPX) ]
1418 )
1419 AC_ARG_ENABLE(wtmp,
1420         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1421         [ AC_DEFINE(DISABLE_WTMP) ]
1422 )
1423 AC_ARG_ENABLE(wtmpx,
1424         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1425         [ AC_DEFINE(DISABLE_WTMPX) ]
1426 )
1427 AC_ARG_ENABLE(libutil,
1428         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1429         [ AC_DEFINE(DISABLE_LOGIN) ]
1430 )
1431 AC_ARG_ENABLE(pututline,
1432         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1433         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1434 )
1435 AC_ARG_ENABLE(pututxline,
1436         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1437         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1438 )
1439 AC_ARG_WITH(lastlog,
1440   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1441   [ conf_lastlog_location="$withval";  ],)
1442
1443 dnl lastlog, [uw]tmpx? detection
1444 dnl  NOTE: set the paths in the platform section to avoid the
1445 dnl   need for command-line parameters
1446 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1447
1448 dnl lastlog detection
1449 dnl  NOTE: the code itself will detect if lastlog is a directory
1450 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1451 AC_TRY_COMPILE([
1452 #include <sys/types.h>
1453 #include <utmp.h>
1454 #ifdef HAVE_LASTLOG_H
1455 #  include <lastlog.h>
1456 #endif
1457 #ifdef HAVE_PATHS_H
1458 #  include <paths.h>
1459 #endif
1460         ],
1461         [ char *lastlog = LASTLOG_FILE; ],
1462         [ AC_MSG_RESULT(yes) ],
1463         [
1464                 AC_MSG_RESULT(no)
1465                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1466                 AC_TRY_COMPILE([
1467 #include <sys/types.h>
1468 #include <utmp.h>
1469 #ifdef HAVE_LASTLOG_H
1470 #  include <lastlog.h>
1471 #endif
1472 #ifdef HAVE_PATHS_H
1473 #  include <paths.h>
1474 #endif
1475                 ],
1476                 [ char *lastlog = _PATH_LASTLOG; ],
1477                 [ AC_MSG_RESULT(yes) ],
1478                 [
1479                         AC_MSG_RESULT(no)
1480                         system_lastlog_path=no
1481                 ])
1482         ]
1483 )
1484
1485 if test -z "$conf_lastlog_location"; then
1486         if test x"$system_lastlog_path" = x"no" ; then
1487                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1488                                 if (test -d "$f" || test -f "$f") ; then
1489                                         conf_lastlog_location=$f
1490                                 fi
1491                 done
1492                 if test -z "$conf_lastlog_location"; then
1493                         AC_MSG_WARN([** Cannot find lastlog **])
1494                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1495                 fi
1496         fi
1497 fi
1498
1499 if test -n "$conf_lastlog_location"; then
1500         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1501 fi
1502
1503 dnl utmp detection
1504 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1505 AC_TRY_COMPILE([
1506 #include <sys/types.h>
1507 #include <utmp.h>
1508 #ifdef HAVE_PATHS_H
1509 #  include <paths.h>
1510 #endif
1511         ],
1512         [ char *utmp = UTMP_FILE; ],
1513         [ AC_MSG_RESULT(yes) ],
1514         [ AC_MSG_RESULT(no)
1515           system_utmp_path=no ]
1516 )
1517 if test -z "$conf_utmp_location"; then
1518         if test x"$system_utmp_path" = x"no" ; then
1519                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1520                         if test -f $f ; then
1521                                 conf_utmp_location=$f
1522                         fi
1523                 done
1524                 if test -z "$conf_utmp_location"; then
1525                         AC_DEFINE(DISABLE_UTMP)
1526                 fi
1527         fi
1528 fi
1529 if test -n "$conf_utmp_location"; then
1530         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1531 fi
1532
1533 dnl wtmp detection
1534 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1535 AC_TRY_COMPILE([
1536 #include <sys/types.h>
1537 #include <utmp.h>
1538 #ifdef HAVE_PATHS_H
1539 #  include <paths.h>
1540 #endif
1541         ],
1542         [ char *wtmp = WTMP_FILE; ],
1543         [ AC_MSG_RESULT(yes) ],
1544         [ AC_MSG_RESULT(no)
1545           system_wtmp_path=no ]
1546 )
1547 if test -z "$conf_wtmp_location"; then
1548         if test x"$system_wtmp_path" = x"no" ; then
1549                 for f in /usr/adm/wtmp /var/log/wtmp; do
1550                         if test -f $f ; then
1551                                 conf_wtmp_location=$f
1552                         fi
1553                 done
1554                 if test -z "$conf_wtmp_location"; then
1555                         AC_DEFINE(DISABLE_WTMP)
1556                 fi
1557         fi
1558 fi
1559 if test -n "$conf_wtmp_location"; then
1560         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1561 fi
1562
1563
1564 dnl utmpx detection - I don't know any system so perverse as to require
1565 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1566 dnl  there, though.
1567 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1568 AC_TRY_COMPILE([
1569 #include <sys/types.h>
1570 #include <utmp.h>
1571 #ifdef HAVE_UTMPX_H
1572 #include <utmpx.h>
1573 #endif
1574 #ifdef HAVE_PATHS_H
1575 #  include <paths.h>
1576 #endif
1577         ],
1578         [ char *utmpx = UTMPX_FILE; ],
1579         [ AC_MSG_RESULT(yes) ],
1580         [ AC_MSG_RESULT(no)
1581           system_utmpx_path=no ]
1582 )
1583 if test -z "$conf_utmpx_location"; then
1584         if test x"$system_utmpx_path" = x"no" ; then
1585                 AC_DEFINE(DISABLE_UTMPX)
1586         fi
1587 else
1588         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1589 fi
1590
1591 dnl wtmpx detection
1592 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1593 AC_TRY_COMPILE([
1594 #include <sys/types.h>
1595 #include <utmp.h>
1596 #ifdef HAVE_UTMPX_H
1597 #include <utmpx.h>
1598 #endif
1599 #ifdef HAVE_PATHS_H
1600 #  include <paths.h>
1601 #endif
1602         ],
1603         [ char *wtmpx = WTMPX_FILE; ],
1604         [ AC_MSG_RESULT(yes) ],
1605         [ AC_MSG_RESULT(no)
1606           system_wtmpx_path=no ]
1607 )
1608 if test -z "$conf_wtmpx_location"; then
1609         if test x"$system_wtmpx_path" = x"no" ; then
1610                 AC_DEFINE(DISABLE_WTMPX)
1611         fi
1612 else
1613         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1614 fi
1615
1616
1617 # Change default command timeout for builtin PRNG
1618 entropy_timeout=200
1619 AC_ARG_WITH(entropy-timeout,
1620         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1621         [
1622                 if test "x$withval" != "xno" ; then
1623                         entropy_timeout=$withval
1624                 fi
1625         ]
1626 )
1627 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1628
1629
1630 if test ! -z "$blibpath" ; then
1631         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1632         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1633 fi
1634
1635 AC_EXEEXT
1636
1637 AC_OUTPUT(Makefile ssh_prng_cmds)
1638
1639 # Print summary of options
1640
1641 if test x$MANTYPE = x'$(CATMAN)' ; then
1642         MAN_MSG=cat
1643 else
1644         MAN_MSG=man
1645 fi
1646 if test ! -z "$RANDOM_POOL" ; then
1647         RAND_MSG="Device ($RANDOM_POOL)"
1648 else
1649         if test ! -z "$EGD_SOCKET" ; then
1650                 RAND_MSG="EGD/PRNGD ($EGD_SOCKET)"
1651         else
1652                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1653                 BUILTIN_RNG=1
1654         fi
1655 fi
1656
1657 # Someone please show me a better way :)
1658 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1659 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1660 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1661 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1662 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1663 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1664 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1665
1666 echo ""
1667 echo "OpenSSH configured has been configured with the following options."
1668 echo "                 User binaries: $B"
1669 echo "                 User binaries: $B"
1670 echo "               System binaries: $C"
1671 echo "           Configuration files: $D"
1672 echo "               Askpass program: $E"
1673 echo "                  Manual pages: $F"
1674 echo "                      PID file: $G"
1675 echo "      Random number collection: $RAND_MSG"
1676 echo "                Manpage format: $MAN_MSG"
1677 echo "                   PAM support: ${PAM_MSG}"
1678 echo "            KerberosIV support: $KRB4_MSG"
1679 echo "                   AFS support: $AFS_MSG"
1680 echo "                 S/KEY support: $SKEY_MSG"
1681 echo "          TCP Wrappers support: $TCPW_MSG"
1682 echo "          MD5 password support: $MD5_MSG"
1683 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1684 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1685 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1686
1687 echo ""
1688
1689 echo "              Host: ${host}"
1690 echo "          Compiler: ${CC}"
1691 echo "    Compiler flags: ${CFLAGS}"
1692 echo "Preprocessor flags: ${CPPFLAGS}"
1693 echo "      Linker flags: ${LDFLAGS}"
1694 echo "         Libraries: ${LIBS}"
1695
1696 echo ""
1697
1698 if test "x$PAM_MSG" = "xyes" ; then
1699         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1700         echo "otherwise password authentication may fail. Example PAM control files"
1701         echo "can be found in the contrib/ subdirectory"
1702         echo ""
1703 fi
1704
1705 if test ! -z "$BUILTIN_RNG" ; then
1706         echo "WARNING: you are using the builtin random number collection service."
1707         echo "Please read WARNING.RNG and request that your OS vendor includes"
1708         echo "/dev/random in future versions of their OS."
1709         echo ""
1710 fi
1711
1712 if test ! -z "$NO_SFTP"; then
1713         echo "sftp-server will be disabled.  Your compiler does not support"
1714         echo "64bit integers."
1715         echo ""
1716 fi