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
  17 if test -z "$LD" ; then
  18         LD=$CC
  19 fi
  20 AC_SUBST(LD)
  21
  22 # C Compiler features
  23 AC_C_INLINE
  24 if test "$GCC" = "yes"; then
  25         CFLAGS="$CFLAGS -Wall"
  26 fi
  27
  28 # Check for some target-specific stuff
  29 case "$host" in
  30 *-*-aix*)
  31         AFS_LIBS="-lld"
  32         CFLAGS="$CFLAGS -I/usr/local/include"
  33         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  34         if test "$LD" != "gcc" -a -z "$blibpath"; then
  35                 blibpath="/usr/lib:/lib:/usr/local/lib"
  36         fi
  37         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  38         AC_DEFINE(BROKEN_GETADDRINFO)
  39         MANTYPE='$(CATMAN)'
  40         mansubdir=cat
  41         dnl AIX handles lastlog as part of its login message
  42         AC_DEFINE(DISABLE_LASTLOG)
  43         ;;
  44 *-*-hpux10*)
  45         if test -z "$GCC"; then
  46                 CFLAGS="$CFLAGS -Ae"
  47         fi
  48         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  49         AC_DEFINE(IPADDR_IN_DISPLAY)
  50         AC_MSG_CHECKING(for HPUX trusted system password database)
  51         if test -f /tcb/files/auth/system/default; then
  52                 AC_MSG_RESULT(yes)
  53                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  54                 LIBS="$LIBS -lsec"
  55                 AC_MSG_WARN([This configuration is untested])
  56         else
  57                 AC_MSG_RESULT(no)
  58                 AC_DEFINE(DISABLE_SHADOW)
  59         fi
  60         MANTYPE='$(CATMAN)'
  61         mansubdir=cat
  62         ;;
  63 *-*-hpux11*)
  64         if test -z "$GCC"; then
  65                 CFLAGS="$CFLAGS -Ae"
  66         fi
  67         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  68         AC_DEFINE(IPADDR_IN_DISPLAY)
  69         AC_MSG_CHECKING(for HPUX trusted system password database)
  70         if test -f /tcb/files/auth/system/default; then
  71                 AC_MSG_RESULT(yes)
  72                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  73                 LIBS="$LIBS -lsec"
  74                 AC_MSG_WARN([This configuration is untested])
  75         else
  76                 AC_MSG_RESULT(no)
  77                 AC_DEFINE(DISABLE_SHADOW)
  78         fi
  79         MANTYPE='$(CATMAN)'
  80         mansubdir=cat
  81         ;;
  82 *-*-irix5*)
  83         CFLAGS="$CFLAGS -I/usr/local/include"
  84         LDFLAGS="$LDFLAGS"
  85         MANTYPE='$(CATMAN)'
  86         no_libsocket=1
  87         no_libnsl=1
  88         ;;
  89 *-*-irix6*)
  90         CFLAGS="$CFLAGS -I/usr/local/include"
  91         LDFLAGS="$LDFLAGS"
  92         MANTYPE='$(CATMAN)'
  93         AC_MSG_WARN([*** Irix 6.x is not tested, please report you experiences *** ])
  94         no_libsocket=1
  95         no_libnsl=1
  96         ;;
  97 *-*-linux*)
  98         no_dev_ptmx=1
  99         AC_DEFINE(DONT_TRY_OTHER_AF)
 100         inet6_default_4in6=yes
 101         ;;
 102 *-*-netbsd*)
 103         need_dash_r=1
 104         ;;
 105 *-*-solaris*)
 106         CFLAGS="$CFLAGS -I/usr/local/include"
 107         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 108         need_dash_r=1
 109         # hardwire lastlog location (can't detect it on some versions)
 110         conf_lastlog_location="/var/adm/lastlog"
 111         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 112         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 113         if test "$sol2ver" -ge 8; then
 114                 AC_MSG_RESULT(yes)
 115                 AC_DEFINE(DISABLE_UTMP)
 116                 AC_DEFINE(DISABLE_WTMP)
 117         else
 118                 AC_MSG_RESULT(no)
 119         fi
 120         ;;
 121 *-*-sunos4*)
 122         CFLAGS="$CFLAGS -DSUNOS4"
 123         AC_CHECK_FUNCS(getpwanam)
 124         ;;
 125 *-*-sysv*)
 126         CFLAGS="$CFLAGS -I/usr/local/include"
 127         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 128         MANTYPE='$(CATMAN)'
 129         mansubdir=cat
 130         LIBS="$LIBS -lgen -lsocket"
 131         ;;
 132 esac
 133
 134 # Allow user to specify flags
 135 AC_ARG_WITH(cflags,
 136         [  --with-cflags           Specify additional flags to pass to compiler],
 137         [
 138                 if test "x$withval" != "xno" ; then
 139                         CFLAGS="$CFLAGS $withval"
 140                 fi
 141         ]
 142 )
 143 AC_ARG_WITH(ldflags,
 144         [  --with-ldlags           Specify additional flags to pass to linker],
 145         [
 146                 if test "x$withval" != "xno" ; then
 147                         LDFLAGS="$LDFLAGS $withval"
 148                 fi
 149         ]
 150 )
 151 AC_ARG_WITH(libs,
 152         [  --with-libs             Specify additional libraries to link with],
 153         [
 154                 if test "x$withval" != "xno" ; then
 155                         LIBS="$LIBS $withval"
 156                 fi
 157         ]
 158 )
 159
 160
 161 # Checks for libraries.
 162 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 163 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 164
 165 if test -z "$no_libsocket" ; then
 166         AC_CHECK_LIB(nsl, yp_match, , )
 167 fi
 168 if test -z "$no_libnsl" ; then
 169         AC_CHECK_LIB(socket, main, , )
 170 fi
 171
 172 # Checks for header files.
 173 AC_CHECK_HEADERS(bstring.h endian.h lastlog.h login.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h stddef.h time.h util.h utmp.h utmpx.h)
 174
 175 # Checks for library functions.
 176 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock freeaddrinfo gai_strerror getaddrinfo getnameinfo getrusage innetgr md5_crypt memmove mkdtemp on_exit openpty rresvport_af setenv seteuid setlogin setproctitle setreuid snprintf strlcat strlcpy vsnprintf vhangup _getpty __b64_ntop)
 177 dnl    checks for time functions
 178 AC_CHECK_FUNCS(gettimeofday time)
 179 dnl    checks for libutil functions
 180 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 181 dnl    checks for utmp functions
 182 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
 183 AC_CHECK_FUNCS(utmpname)
 184 dnl    checks for utmpx functions
 185 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
 186 AC_CHECK_FUNCS(setutxent utmpxname)
 187
 188 AC_CHECK_FUNC(login,
 189         [AC_DEFINE(HAVE_LOGIN)],
 190         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 191 )
 192
 193 AC_CHECK_FUNC(daemon,
 194         [AC_DEFINE(HAVE_DAEMON)],
 195         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 196 )
 197
 198 AC_CHECK_FUNC(getpagesize,
 199         [AC_DEFINE(HAVE_GETPAGESIZE)],
 200         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 201 )
 202
 203 AC_ARG_WITH(pam,
 204         [  --without-pam           Disable PAM support ],
 205         [
 206                 if test "x$withval" = "xno" ; then
 207                         no_pam=1
 208                         AC_DEFINE(DISABLE_PAM)
 209                 fi
 210         ]
 211 )
 212 if test -z "$no_pam" -a "x$ac_cv_header_security_pam_appl_h" = "xyes" ; then
 213         AC_CHECK_LIB(dl, dlopen, , )
 214         LIBS="$LIBS -lpam"
 215
 216         AC_CHECK_FUNCS(pam_getenvlist)
 217
 218         # Check PAM strerror arguments (old PAM)
 219         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 220         AC_TRY_COMPILE(
 221                 [
 222 #include <stdlib.h>
 223 #include <security/pam_appl.h>
 224                 ],
 225                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 226                 [AC_MSG_RESULT(no)],
 227                 [
 228                         AC_DEFINE(HAVE_OLD_PAM)
 229                         AC_MSG_RESULT(yes)
 230                 ]
 231         )
 232 fi
 233
 234 # The big search for OpenSSL
 235 AC_ARG_WITH(ssl-dir,
 236         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 237         [
 238                 if test "x$withval" != "$xno" ; then
 239                         tryssldir=$withval
 240                 fi
 241         ]
 242 )
 243
 244 saved_LIBS="$LIBS"
 245 saved_LDFLAGS="$LDFLAGS"
 246 saved_CFLAGS="$CFLAGS"
 247 if test "x$prefix" != "xNONE" ; then
 248         tryssldir="$tryssldir $prefix"
 249 fi
 250 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 251
 252         for ssldir in "" $tryssldir /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 253                 if test ! -z "$ssldir" ; then
 254                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 255                         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 256                         if test ! -z "$need_dash_r" ; then
 257                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 258                         fi
 259                 else
 260                         LDFLAGS="$saved_LDFLAGS"
 261                 fi
 262
 263                 LIBS="$saved_LIBS -lcrypto"
 264
 265                 # Basic test to check for compatible version and correct linking
 266                 # *does not* test for RSA - that comes later.
 267                 AC_TRY_RUN(
 268                         [
 269 #include <string.h>
 270 #include <openssl/rand.h>
 271 int main(void)
 272 {
 273         char a[2048];
 274         memset(a, 0, sizeof(a));
 275         RAND_add(a, sizeof(a), sizeof(a));
 276         return(RAND_status() <= 0);
 277 }
 278                         ],
 279                         [
 280                                 found_crypto=1
 281                                 break;
 282                         ], []
 283                 )
 284
 285                 if test ! -z "$found_crypto" ; then
 286                         break;
 287                 fi
 288         done
 289
 290         if test -z "$found_crypto" ; then
 291                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 292         fi
 293         if test -z "$ssldir" ; then
 294                 ssldir="(system)"
 295         fi
 296
 297         ac_cv_openssldir=$ssldir
 298 ])
 299
 300 if test ! -z "$ac_cv_openssldir" -a ! "x$ac_cv_openssldir" = "x(system)" ; then
 301         AC_DEFINE(HAVE_OPENSSL)
 302         dnl Need to recover ssldir - test above runs in subshell
 303         ssldir=$ac_cv_openssldir
 304         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 305         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 306         if test ! -z "$need_dash_r" ; then
 307                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 308         fi
 309         if test ! -z "$blibpath" ; then
 310                 blibpath="$blibpath:$ssldir:$ssldir/lib"
 311         fi
 312 fi
 313 LIBS="$saved_LIBS -lcrypto"
 314
 315 # Now test RSA support
 316 saved_LIBS="$LIBS"
 317 AC_MSG_CHECKING([for RSA support])
 318 for WANTS_RSAREF in "" 1 ; do
 319         if test -z "$WANTS_RSAREF" ; then
 320                 LIBS="$saved_LIBS"
 321         else
 322                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 323         fi
 324         AC_TRY_RUN([
 325 #include <string.h>
 326 #include <openssl/rand.h>
 327 #include <openssl/rsa.h>
 328 #include <openssl/bn.h>
 329 #include <openssl/sha.h>
 330 int main(void)
 331 {
 332         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 333         unsigned char c[256], p[256];
 334         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 335         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 336         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 337         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 338 }
 339         ],
 340         [
 341                 rsa_works=1
 342                 break;
 343         ], [])
 344 done
 345
 346 if test ! -z "$no_rsa" ; then
 347         AC_MSG_RESULT(disabled)
 348 else
 349         if test -z "$rsa_works" ; then
 350                 AC_MSG_WARN([*** No RSA support found *** ])
 351         else
 352                 if test -z "$WANTS_RSAREF" ; then
 353                         AC_MSG_RESULT(yes)
 354                 else
 355                         AC_MSG_RESULT(using RSAref)
 356                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 357                 fi
 358         fi
 359 fi
 360
 361 # Checks for data types
 362 AC_CHECK_SIZEOF(char, 1)
 363 AC_CHECK_SIZEOF(short int, 2)
 364 AC_CHECK_SIZEOF(int, 4)
 365 AC_CHECK_SIZEOF(long int, 4)
 366 AC_CHECK_SIZEOF(long long int, 8)
 367
 368 # More checks for data types
 369 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 370         AC_TRY_COMPILE(
 371                 [ #include <sys/types.h> ],
 372                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 373                 [ ac_cv_have_intxx_t="yes" ],
 374                 [ ac_cv_have_intxx_t="no" ]
 375         )
 376 ])
 377 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 378         AC_DEFINE(HAVE_INTXX_T)
 379         have_intxx_t=1
 380 fi
 381
 382 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 383         AC_TRY_COMPILE(
 384                 [ #include <sys/types.h> ],
 385                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 386                 [ ac_cv_have_u_intxx_t="yes" ],
 387                 [ ac_cv_have_u_intxx_t="no" ]
 388         )
 389 ])
 390 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 391         AC_DEFINE(HAVE_U_INTXX_T)
 392         have_u_intxx_t=1
 393 fi
 394
 395
 396 if test -z "$have_u_intxx_t" -o -z "$have_intxx_t" -a \
 397            "x$ac_cv_header_sys_bitypes_h" = "xyes"
 398 then
 399         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 400         AC_TRY_COMPILE(
 401                 [
 402 #include <sys/bitypes.h>
 403                 ],
 404                 [
 405                         int8_t a; int16_t b; int32_t c;
 406                         u_int8_t e; u_int16_t f; u_int32_t g;
 407                         a = b = c = e = f = g = 1;
 408                 ],
 409                 [
 410                         AC_DEFINE(HAVE_U_INTXX_T)
 411                         AC_DEFINE(HAVE_INTXX_T)
 412                         AC_MSG_RESULT(yes)
 413                 ],
 414                 [AC_MSG_RESULT(no)]
 415         )
 416 fi
 417
 418 if test -z "$have_u_intxx_t" ; then
 419         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 420                 AC_TRY_COMPILE(
 421                         [
 422 #include <sys/types.h>
 423                         ],
 424                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 425                         [ ac_cv_have_uintxx_t="yes" ],
 426                         [ ac_cv_have_uintxx_t="no" ]
 427                 )
 428         ])
 429         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 430                 AC_DEFINE(HAVE_UINTXX_T)
 431         fi
 432 fi
 433
 434 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 435         AC_TRY_COMPILE(
 436                 [
 437 #include <sys/types.h>
 438 #include <sys/socket.h>
 439                 ],
 440                 [socklen_t foo; foo = 1235;],
 441                 [ ac_cv_have_socklen_t="yes" ],
 442                 [ ac_cv_have_socklen_t="no" ]
 443         )
 444 ])
 445 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 446         AC_DEFINE(HAVE_SOCKLEN_T)
 447 fi
 448
 449 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 450         AC_TRY_COMPILE(
 451                 [
 452 #include <sys/types.h>
 453                 ],
 454                 [ size_t foo; foo = 1235; ],
 455                 [ ac_cv_have_size_t="yes" ],
 456                 [ ac_cv_have_size_t="no" ]
 457         )
 458 ])
 459 if test "x$ac_cv_have_size_t" = "xyes" ; then
 460         AC_DEFINE(HAVE_SIZE_T)
 461 fi
 462
 463 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 464         AC_TRY_COMPILE(
 465                 [
 466 #include <sys/types.h>
 467                 ],
 468                 [ ssize_t foo; foo = 1235; ],
 469                 [ ac_cv_have_ssize_t="yes" ],
 470                 [ ac_cv_have_ssize_t="no" ]
 471         )
 472 ])
 473 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 474         AC_DEFINE(HAVE_SSIZE_T)
 475 fi
 476
 477
 478 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 479         AC_TRY_COMPILE(
 480                 [
 481 #include <sys/types.h>
 482 #include <sys/socket.h>
 483                 ],
 484                 [ struct sockaddr_storage s; ],
 485                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 486                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 487         )
 488 ])
 489 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 490         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 491 fi
 492
 493 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 494         AC_TRY_COMPILE(
 495                 [
 496 #include <netinet/in.h>
 497                 ],
 498                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 499                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 500                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 501         )
 502 ])
 503 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 504         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 505 fi
 506
 507 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 508         AC_TRY_COMPILE(
 509                 [
 510 #include <netinet/in.h>
 511                 ],
 512                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 513                 [ ac_cv_have_struct_in6_addr="yes" ],
 514                 [ ac_cv_have_struct_in6_addr="no" ]
 515         )
 516 ])
 517 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 518         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 519 fi
 520
 521 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 522         AC_TRY_COMPILE(
 523                 [
 524 #include <sys/types.h>
 525 #include <sys/socket.h>
 526 #include <netdb.h>
 527                 ],
 528                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 529                 [ ac_cv_have_struct_addrinfo="yes" ],
 530                 [ ac_cv_have_struct_addrinfo="no" ]
 531         )
 532 ])
 533 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 534         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 535 fi
 536
 537
 538 # Checks for structure members
 539
 540 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 541 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 542 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 543 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 544 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 545 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 546 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 547 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 548 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 549 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 550 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 551 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 552 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 553 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 554 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 555 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 556
 557
 558
 559 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 560                 ac_cv_have_ss_family_in_struct_ss, [
 561         AC_TRY_COMPILE(
 562                 [
 563 #include <sys/types.h>
 564 #include <sys/socket.h>
 565                 ],
 566                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 567                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 568                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 569         )
 570 ])
 571 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 572         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 573 fi
 574
 575
 576 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 577                 ac_cv_have___ss_family_in_struct_ss, [
 578         AC_TRY_COMPILE(
 579                 [
 580 #include <sys/types.h>
 581 #include <sys/socket.h>
 582                 ],
 583                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 584                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 585                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 586         )
 587 ])
 588 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 589         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 590 fi
 591
 592
 593 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 594         AC_TRY_LINK([],
 595                 [ extern char *__progname; printf("%s", __progname); ],
 596                 [ ac_cv_libc_defines___progname="yes" ],
 597                 [ ac_cv_libc_defines___progname="no" ]
 598         )
 599 ])
 600 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 601         AC_DEFINE(HAVE___PROGNAME)
 602 fi
 603
 604
 605 # Looking for programs, paths and files
 606 AC_ARG_WITH(rsh,
 607         [  --with-rsh=PATH         Specify path to remote shell program ],
 608         [
 609                 if test "x$withval" != "$no" ; then
 610                         AC_DEFINE_UNQUOTED(RSH_PATH, "$withval")
 611                 fi
 612         ],
 613         [
 614                 AC_PATH_PROG(rsh_path, rsh)
 615         ]
 616 )
 617
 618 AC_ARG_WITH(xauth,
 619         [  --with-xauth=PATH       Specify path to xauth program ],
 620         [
 621                 if test "x$withval" != "$xno" ; then
 622                         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$withval")
 623                 fi
 624         ],
 625         [
 626                 AC_PATH_PROG(xauth_path, xauth)
 627                 if test ! -z "$xauth_path" -a -x "/usr/openwin/bin/xauth" ; then
 628                         xauth_path="/usr/openwin/bin/xauth"
 629                 fi
 630         ]
 631 )
 632
 633 if test ! -z "$xauth_path" ; then
 634         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
 635 fi
 636 if test ! -z "$rsh_path" ; then
 637         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
 638 fi
 639
 640 # Check for mail directory (last resort if we cannot get it from headers)
 641 if test ! -z "$MAIL" ; then
 642         maildir=`dirname $MAIL`
 643         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
 644 fi
 645
 646 if test -z "$no_dev_ptmx" ; then
 647         AC_CHECK_FILE("/dev/ptmx",
 648                 [
 649                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
 650                         have_dev_ptmx=1
 651                 ]
 652         )
 653 fi
 654 AC_CHECK_FILE("/dev/ptc",
 655         [
 656                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
 657                 have_dev_ptc=1
 658         ]
 659 )
 660
 661 # Options from here on. Some of these are preset by platform above
 662
 663 # Check for user-specified random device, otherwise check /dev/urandom
 664 AC_ARG_WITH(random,
 665         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
 666         [
 667                 if test "x$withval" != "xno" ; then
 668                         RANDOM_POOL="$withval";
 669                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 670                 fi
 671         ],
 672         [
 673                 # Check for random device
 674                 AC_CHECK_FILE("/dev/urandom",
 675                         [
 676                                 RANDOM_POOL="/dev/urandom";
 677                                 AC_SUBST(RANDOM_POOL)
 678                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 679                         ]
 680                 )
 681         ]
 682 )
 683
 684 # Check for EGD pool file
 685 AC_ARG_WITH(egd-pool,
 686         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
 687         [
 688                 if test "x$withval" != "xno" ; then
 689                         EGD_SOCKET="$withval";
 690                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
 691                 fi
 692         ]
 693 )
 694
 695 # detect pathnames for entropy gathering commands, if we need them
 696 INSTALL_SSH_PRNG_CMDS=""
 697 rm -f prng_commands
 698 if test -z "$RANDOM_POOL" -a -z "$EGD_SOCKET" ; then
 699         # Use these commands to collect entropy
 700         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 701         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 702         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 703         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 704         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 705         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 706         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 707         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 708         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 709         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 710         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 711         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 712         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 713         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 714         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 715
 716         INSTALL_SSH_PRNG_CMDS="yes"
 717 fi
 718 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 719
 720
 721 AC_ARG_WITH(catman,
 722         [  --with-catman=man|cat   Install preformatted manpages[no]],
 723         [
 724                 MANTYPE='$(CATMAN)'
 725                 if test x"$withval" != x"yes" ; then
 726                    mansubdir=$withval
 727                 else
 728                    mansubdir=cat
 729                 fi
 730         ], [
 731                 if test -z "$MANTYPE" ; then
 732                         MANTYPE='$(TROFFMAN)'
 733                         mansubdir=man
 734                 fi
 735         ]
 736 )
 737 AC_SUBST(MANTYPE)
 738 AC_SUBST(mansubdir)
 739
 740 # Check whether user wants Kerberos support
 741 AC_ARG_WITH(kerberos4,
 742         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 743         [
 744                 if test "x$withval" != "xno" ; then
 745
 746                         if test "x$withval" != "$xyes" ; then
 747                                 CFLAGS="$CFLAGS -I${withval}/include"
 748                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 749                                 if test ! -z "$need_dash_r" ; then
 750                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 751                                 fi
 752                                 if test ! -z "$blibpath" ; then
 753                                         blibpath="$blibpath:${withval}/lib"
 754                                 fi
 755                         else
 756                                 if test -d /usr/include/kerberosIV ; then
 757                                         CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
 758                                 fi
 759                         fi
 760
 761                         AC_CHECK_HEADERS(krb.h)
 762                         AC_CHECK_LIB(krb, main)
 763                         if test "$ac_cv_header_krb_h" != yes; then
 764                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 765                         fi
 766                         if test "$ac_cv_lib_krb_main" != yes; then
 767                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 768                         fi
 769
 770                         KLIBS="-lkrb -ldes"
 771                         AC_CHECK_LIB(resolv, dn_expand, , )
 772                         KRB4=yes
 773                         AC_DEFINE(KRB4)
 774                 fi
 775         ]
 776 )
 777
 778 # Check whether user wants AFS support
 779 AC_ARG_WITH(afs,
 780         [  --with-afs=PATH         Enable AFS support],
 781         [
 782                 if test "x$withval" != "xno" ; then
 783
 784                         if test "x$withval" != "$xyes" ; then
 785                                 CFLAGS="$CFLAGS -I${withval}/include"
 786                                 LFLAGS="$LFLAGS -L${withval}/lib"
 787                         fi
 788
 789                         if test -z "$KRB4" ; then
 790                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
 791                         fi
 792
 793                         LIBS="$LIBS -lkafs"
 794                         if test ! -z "$AFS_LIBS" ; then
 795                                 LIBS="$LIBS $AFS_LIBS"
 796                         fi
 797                         AC_DEFINE(AFS)
 798                 fi
 799         ]
 800 )
 801 LIBS="$LIBS $KLIBS"
 802
 803 # Check whether user wants S/Key support
 804 AC_ARG_WITH(skey,
 805         [  --with-skey             Enable S/Key support],
 806         [
 807                 if test "x$withval" != "xno" ; then
 808                         AC_DEFINE(SKEY)
 809                         LIBS="$LIBS -lskey"
 810                 fi
 811         ]
 812 )
 813
 814 # Check whether user wants TCP wrappers support
 815 AC_ARG_WITH(tcp-wrappers,
 816         [  --with-tcp-wrappers     Enable tcpwrappers support],
 817         [
 818                 if test "x$withval" != "xno" ; then
 819                         saved_LIBS="$LIBS"
 820                         LIBS="$LIBS -lwrap"
 821                         AC_MSG_CHECKING(for libwrap)
 822                         AC_TRY_LINK(
 823                                 [
 824 #include <tcpd.h>
 825                                         int deny_severity = 0, allow_severity = 0;
 826                                 ],
 827                                 [hosts_access(0);],
 828                                 [
 829                                         AC_MSG_RESULT(yes)
 830                                         AC_DEFINE(LIBWRAP)
 831                                 ],
 832                                 [
 833                                         AC_MSG_RESULT(no)
 834                                         AC_MSG_WARN([*** libwrap missing - tcpwrapper support disabled ***])
 835                                         LIBS="$saved_LIBS"
 836                                 ]
 837                         )
 838                 fi
 839         ]
 840 )
 841
 842 # Check whether to enable MD5 passwords
 843 AC_ARG_WITH(md5-passwords,
 844         [  --with-md5-passwords    Enable use of MD5 passwords],
 845         [
 846                 if test "x$withval" != "xno" ; then
 847                         AC_DEFINE(HAVE_MD5_PASSWORDS)
 848                 fi
 849         ]
 850 )
 851
 852 # Whether to disable shadow password support
 853 AC_ARG_WITH(shadow,
 854         [  --without-shadow        Disable shadow password support],
 855         [
 856                 if test "x$withval" = "xno" ; then
 857                         AC_DEFINE(DISABLE_SHADOW)
 858                 fi
 859         ]
 860 )
 861
 862 # Use ip address instead of hostname in $DISPLAY
 863 AC_ARG_WITH(ipaddr-display,
 864         [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
 865         [
 866                 if test "x$withval" = "xno" ; then
 867                         AC_DEFINE(IPADDR_IN_DISPLAY)
 868                 fi
 869         ]
 870 )
 871
 872 # Whether to mess with the default path
 873 AC_ARG_WITH(default-path,
 874         [  --with-default-path=PATH Specify default \$PATH environment for server],
 875         [
 876                 if test "x$withval" != "xno" ; then
 877                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
 878                 fi
 879         ]
 880 )
 881
 882 # Whether to force IPv4 by default (needed on broken glibc Linux)
 883 AC_ARG_WITH(ipv4-default,
 884         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
 885         [
 886                 if test "x$withval" != "xno" ; then
 887                         AC_DEFINE(IPV4_DEFAULT)
 888                 fi
 889         ]
 890 )
 891
 892 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
 893 AC_ARG_WITH(4in6,
 894         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
 895         [
 896                 if test "x$withval" != "xno" ; then
 897                         AC_MSG_RESULT(yes)
 898                         AC_DEFINE(IPV4_IN_IPV6)
 899                 else
 900                         AC_MSG_RESULT(no)
 901                 fi
 902         ],[
 903                 if test "x$inet6_default_4in6" = "xyes"; then
 904                         AC_MSG_RESULT([yes (default)])
 905                         AC_DEFINE(IPV4_IN_IPV6)
 906                 else
 907                         AC_MSG_RESULT([no (default)])
 908                 fi
 909         ]
 910 )
 911
 912 # Where to place sshd.pid
 913 piddir=/var/run
 914 AC_ARG_WITH(pid-dir,
 915         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
 916         [
 917                 if test "x$withval" != "xno" ; then
 918                         piddir=$withval
 919                 fi
 920         ]
 921 )
 922
 923 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
 924 AC_SUBST(piddir)
 925
 926 dnl allow user to disable some login recording features
 927 AC_ARG_ENABLE(lastlog,
 928         [ --disable-lastlog        disable use of lastlog even if detected [no]],
 929         [ AC_DEFINE(DISABLE_LASTLOG) ]
 930 )
 931 AC_ARG_ENABLE(utmp,
 932         [ --disable-utmp           disable use of utmp even if detected [no]],
 933         [ AC_DEFINE(DISABLE_UTMP) ]
 934 )
 935 AC_ARG_ENABLE(utmpx,
 936         [ --disable-utmpx          disable use of utmpx even if detected [no]],
 937         [ AC_DEFINE(DISABLE_UTMPX) ]
 938 )
 939 AC_ARG_ENABLE(wtmp,
 940         [ --disable-wtmp           disable use of wtmp even if detected [no]],
 941         [ AC_DEFINE(DISABLE_WTMP) ]
 942 )
 943 AC_ARG_ENABLE(wtmpx,
 944         [ --disable-wtmpx          disable use of wtmpx even if detected [no]],
 945         [ AC_DEFINE(DISABLE_WTMPX) ]
 946 )
 947 AC_ARG_ENABLE(libutil,
 948         [ --disable-libutil        disable use of libutil (login() etc.) [no]],
 949         [ AC_DEFINE(DISABLE_LOGIN) ]
 950 )
 951 AC_ARG_ENABLE(pututline,
 952         [ --disable-pututline      disable use of pututline() etc. ([uw]tmp) [no]],
 953         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
 954 )
 955 AC_ARG_ENABLE(pututxline,
 956         [ --disable-pututxline      disable use of pututxline() etc. ([uw]tmpx) [no]],
 957         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
 958 )
 959 AC_ARG_WITH(lastlog,
 960   [ --with-lastlog=FILE|DIR  specify lastlog location [common locations]],
 961   [ conf_lastlog_location="$withval";  ],)
 962
 963 dnl lastlog, [uw]tmpx? detection
 964 dnl  NOTE: set the paths in the platform section to avoid the
 965 dnl   need for command-line parameters
 966 dnl lastlog and [uw]tmp are subject to a file search if all else fails
 967
 968 dnl lastlog detection
 969 dnl  NOTE: the code itself will detect if lastlog is a directory
 970 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
 971 AC_TRY_COMPILE([
 972 #include <sys/types.h>
 973 #include <utmp.h>
 974 #ifdef HAVE_LASTLOG_H
 975 #  include <lastlog.h>
 976 #endif
 977 #ifdef HAVE_PATHS_H
 978 #  include <paths.h>
 979 #endif
 980         ],
 981         [ char *lastlog = LASTLOG_FILE; ],
 982         [ AC_MSG_RESULT(yes) ],
 983         [
 984                 AC_MSG_RESULT(no)
 985                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
 986                 AC_TRY_COMPILE([
 987 #include <sys/types.h>
 988 #include <utmp.h>
 989 #ifdef HAVE_LASTLOG_H
 990 #  include <lastlog.h>
 991 #endif
 992 #ifdef HAVE_PATHS_H
 993 #  include <paths.h>
 994 #endif
 995                 ],
 996                 [ char *lastlog = _PATH_LASTLOG; ],
 997                 [ AC_MSG_RESULT(yes) ],
 998                 [
 999                         AC_MSG_RESULT(no)
1000                         system_lastlog_path=no
1001                 ])
1002         ]
1003 )
1004
1005 if test -z "$conf_lastlog_location"; then
1006         if test x"$system_lastlog_path" = x"no" ; then
1007                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1008                                 if test -d "$f" -o -f "$f" ; then
1009                                         conf_lastlog_location=$f
1010                                 fi
1011                 done
1012                 if test -z "$conf_lastlog_location"; then
1013                         AC_MSG_WARN([** Cannot find lastlog **])
1014                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1015                 fi
1016         fi
1017 fi
1018
1019 if test -n "$conf_lastlog_location"; then
1020         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1021 fi
1022
1023 dnl utmp detection
1024 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1025 AC_TRY_COMPILE([
1026 #include <sys/types.h>
1027 #include <utmp.h>
1028 #ifdef HAVE_PATHS_H
1029 #  include <paths.h>
1030 #endif
1031         ],
1032         [ char *utmp = UTMP_FILE; ],
1033         [ AC_MSG_RESULT(yes) ],
1034         [ AC_MSG_RESULT(no)
1035           system_utmp_path=no ]
1036 )
1037 if test -z "$conf_utmp_location"; then
1038         if test x"$system_utmp_path" = x"no" ; then
1039                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1040                         if test -f $f ; then
1041                                 conf_utmp_location=$f
1042                         fi
1043                 done
1044                 if test -z "$conf_utmp_location"; then
1045                         AC_DEFINE(DISABLE_UTMP)
1046                 fi
1047         fi
1048 fi
1049 if test -n "$conf_utmp_location"; then
1050         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1051 fi
1052
1053 dnl wtmp detection
1054 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1055 AC_TRY_COMPILE([
1056 #include <sys/types.h>
1057 #include <utmp.h>
1058 #ifdef HAVE_PATHS_H
1059 #  include <paths.h>
1060 #endif
1061         ],
1062         [ char *wtmp = WTMP_FILE; ],
1063         [ AC_MSG_RESULT(yes) ],
1064         [ AC_MSG_RESULT(no)
1065           system_wtmp_path=no ]
1066 )
1067 if test -z "$conf_wtmp_location"; then
1068         if test x"$system_wtmp_path" = x"no" ; then
1069                 for f in /usr/adm/wtmp /var/log/wtmp; do
1070                         if test -f $f ; then
1071                                 conf_wtmp_location=$f
1072                         fi
1073                 done
1074                 if test -z "$conf_wtmp_location"; then
1075                         AC_DEFINE(DISABLE_WTMP)
1076                 fi
1077         fi
1078 fi
1079 if test -n "$conf_wtmp_location"; then
1080         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1081 fi
1082
1083
1084 dnl utmpx detection - I don't know any system so perverse as to require
1085 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1086 dnl  there, though.
1087 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1088 AC_TRY_COMPILE([
1089 #include <sys/types.h>
1090 #include <utmp.h>
1091 #ifdef HAVE_UTMPX_H
1092 #include <utmpx.h>
1093 #endif
1094 #ifdef HAVE_PATHS_H
1095 #  include <paths.h>
1096 #endif
1097         ],
1098         [ char *utmpx = UTMPX_FILE; ],
1099         [ AC_MSG_RESULT(yes) ],
1100         [ AC_MSG_RESULT(no)
1101           system_utmpx_path=no ]
1102 )
1103 if test -z "$conf_utmpx_location"; then
1104         if test x"$system_utmpx_path" = x"no" ; then
1105                 AC_DEFINE(DISABLE_UTMPX)
1106         fi
1107 else
1108         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1109 fi
1110
1111 dnl wtmpx detection
1112 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1113 AC_TRY_COMPILE([
1114 #include <sys/types.h>
1115 #include <utmp.h>
1116 #ifdef HAVE_UTMPX_H
1117 #include <utmpx.h>
1118 #endif
1119 #ifdef HAVE_PATHS_H
1120 #  include <paths.h>
1121 #endif
1122         ],
1123         [ char *wtmpx = WTMPX_FILE; ],
1124         [ AC_MSG_RESULT(yes) ],
1125         [ AC_MSG_RESULT(no)
1126           system_wtmpx_path=no ]
1127 )
1128 if test -z "$conf_wtmpx_location"; then
1129         if test x"$system_wtmpx_path" = x"no" ; then
1130                 AC_DEFINE(DISABLE_WTMPX)
1131         fi
1132 else
1133         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1134 fi
1135
1136
1137 # Change default command timeout for builtin PRNG
1138 entropy_timeout=200
1139 AC_ARG_WITH(entropy-timeout,
1140         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1141         [
1142                 if test "x$withval" != "xno" ; then
1143                         entropy_timeout=$withval
1144                 fi
1145         ]
1146 )
1147 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1148
1149
1150 if test ! -z "$blibpath" ; then
1151         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1152         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1153 fi
1154
1155 AC_OUTPUT(Makefile ssh_prng_cmds)
1156
1157