acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([RCSID],
   9 [#define RCSID(msg) \
  10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
  11 #undef HAVE_CONNECT
  12 #undef HAVE_GETHOSTBYNAME
  13 #undef HAVE_RES_SEARCH
  14 #undef HAVE_SOCKET
  15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  17 # if ENDIANESS_IN_SYS_PARAM_H
  18 #  ifndef KERNEL
  19 #   include <sys/types.h>
  20 #   include <sys/param.h>
  21 #   if BYTE_ORDER == BIG_ENDIAN
  22 #   define WORDS_BIGENDIAN 1
  23 #   endif
  24 #  else
  25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  26 #    define WORDS_BIGENDIAN 1
  27 #   else
  28 #    undef WORDS_BIGENDIAN
  29 #   endif
  30 #  endif
  31 # else
  32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  33 #   define WORDS_BIGENDIAN 1
  34 #  else
  35 #   undef WORDS_BIGENDIAN
  36 #  endif
  37 # endif
  38 #else
  39 # if defined(__BIG_ENDIAN__)
  40 #  define WORDS_BIGENDIAN 1
  41 # else
  42 #  undef WORDS_BIGENDIAN
  43 # endif
  44 #endif])
  45
  46 #undef AFS_AFSDB_ENV
  47 #undef AFS_LARGEFILE_ENV
  48 #undef AFS_NAMEI_ENV
  49 #undef BITMAP_LATER
  50 #undef BOS_RESTRICTED_MODE
  51 #undef BOS_NEW_CONFIG
  52 #undef FAST_RESTART
  53 #undef FULL_LISTVOL_SWITCH
  54 #undef COMPLETION_H_EXISTS
  55 #undef DEFINED_FOR_EACH_PROCESS
  56 #undef DEFINED_PREV_TASK
  57 #undef EXPORTED_KALLSYMS_ADDRESS
  58 #undef EXPORTED_KALLSYMS_SYMBOL
  59 #undef EXPORTED_SYS_CALL_TABLE
  60 #undef EXPORTED_IA32_SYS_CALL_TABLE
  61 #undef EXPORTED_TASKLIST_LOCK
  62 #undef INODE_SETATTR_NOT_VOID
  63 #undef IRIX_HAS_MEM_FUNCS
  64 #undef RECALC_SIGPENDING_TAKES_VOID
  65 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  66 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  67 #undef STRUCT_FS_HAS_FS_ROLLED
  68 #undef STRUCT_INODE_HAS_I_DEVICES
  69 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  70 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  71 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  72 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  73 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  74 #undef STRUCT_TASK_STRUCT_HAS_SIG
  75 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  76 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  77 #undef ssize_t
  78 #undef HAVE_STRUCT_BUF
  79 #undef HAVE_ARPA_NAMESER_COMPAT_H
  80 /* glue for RedHat kernel bug */
  81 #undef ENABLE_REDHAT_BUILDSYS
  82 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  83 #include "redhat-fix.h"
  84 #endif
  85
  86 AC_CANONICAL_HOST
  87 SRCDIR_PARENT=`pwd`
  88
  89 #BOZO_SAVE_CORES pam
  90
  91 dnl System identity.
  92 AC_ARG_WITH([afs-sysname],
  93     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
  94
  95 dnl General feature options.
  96 AC_ARG_ENABLE([afsdb],
  97     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
  98     ,
  99     [enable_afsdb="yes"])
 100 AC_ARG_ENABLE([pam],
 101     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 102     ,
 103     [enable_pam="yes"])
 104 AC_ARG_ENABLE([bos-restricted-mode],
 105     [AS_HELP_STRING([--enable-bos-restricted-mode],
 106         [enable bosserver restricted mode which disables certain bosserver
 107          functionality])],
 108     ,
 109     [enable_bos_restricted_mode="no"])
 110 AC_ARG_ENABLE([bos-new-config],
 111     [AS_HELP_STRING([--enable-bos-new-config],
 112         [enable bosserver pickup of BosConfig.new on restarts])],
 113     ,
 114     [enable_bos_new_config="no"])
 115 AC_ARG_ENABLE([largefile-fileserver],
 116     [AS_HELP_STRING([--disable-largefile-fileserver],
 117         [disable large file support in fileserver])],
 118     ,
 119     [enable_largefile_fileserver="yes"])
 120 AC_ARG_ENABLE([namei-fileserver],
 121     [AS_HELP_STRING([--enable-namei-fileserver],
 122         [force compilation of namei fileserver in preference to inode
 123          fileserver])],
 124     ,
 125     [enable_namei_fileserver="default"])
 126 AC_ARG_ENABLE([cache-bypass],
 127     [AS_HELP_STRING([--enable-cache-bypass],
 128         [enable client support for cache bypass])],
 129     ,
 130     [enable_cache_bypass="no"])
 131 AC_ARG_ENABLE([supergroups],
 132     [AS_HELP_STRING([--enable-supergroups],
 133         [enable support for nested pts groups])],
 134     ,
 135     [enable_supergroups="no"])
 136 AC_ARG_ENABLE([fast-restart],
 137     [AS_HELP_STRING([--enable-fast-restart],
 138         [enable fast startup of file server without salvaging])],
 139     ,
 140     [enable_fast_restart="no"])
 141 AC_ARG_ENABLE([bitmap-later],
 142     [AS_HELP_STRING([--enable-bitmap-later],
 143         [enable fast startup of file server by not reading bitmap till
 144          needed])],
 145     ,
 146     [enable_bitmap_later="no"])
 147 AC_ARG_ENABLE([demand-attach-fs],
 148     [AS_HELP_STRING([--enable-demand-attach-fs],
 149         [enable Demand Attach Fileserver (please see documentation)])],
 150     ,
 151     [enable_demand_attach_fs="no"])
 152 AC_ARG_ENABLE([disconnected],
 153     [AS_HELP_STRING([--enable-disconnected],
 154         [enable disconnected support in cache manager (experimental)])],
 155     ,
 156     [enable_disconnected="no"])
 157 AC_ARG_ENABLE([unix-sockets],
 158     [AS_HELP_STRING([--enable-unix-sockets],
 159         [enable use of unix domain sockets for fssync])],
 160     ,
 161     [enable_unix_sockets="yes"])
 162 AC_ARG_ENABLE([full-vos-listvol-switch],
 163     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 164         [disable vos full listvol switch for formatted output])],
 165     ,
 166     [enable_full_vos_listvol_switch="yes"])
 167 AC_ARG_ENABLE([icmp-pmtu-discovery],
 168     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 169         [enable path MTU discovery by decoding ICMP unreachable replies])],
 170     ,
 171     [enable_icmp_pmtu_discovery="no"])
 172 AC_ARG_ENABLE([tivoli-tsm],
 173     [AS_HELP_STRING([--enable-tivoli-tsm],
 174         [enable use of the Tivoli TSM API libraries for butc support])],
 175     ,
 176     [enable_tivoli_tsm="no"])
 177 AC_ARG_ENABLE([pthreaded-ubik],
 178     [AS_HELP_STRING([--enable-pthreaded-ubik],
 179         [enable installation of pthreaded ubik applications (defaults to
 180          disabled)])],
 181     ,
 182     [enable_pthreaded_ubik="no"])
 183 AC_ARG_ENABLE([linux-fh],
 184     [AS_HELP_STRING([--enable-linux-fh],
 185         [enable opening cache files by file hande instead of inode numbers
 186          with linux (defaults to disabled)])],
 187     ,
 188     [enable_linux_fh="no"])
 189
 190 dnl Kernel module build options.
 191 AC_ARG_WITH([dux-kernel-headers],
 192     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 193         [use the kernel headers found at path (optional, defaults to first
 194          match in /usr/sys)])])
 195 AC_ARG_WITH([linux-kernel-headers],
 196     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 197         [use the kernel headers found at path (optional, defaults to
 198          /usr/src/linux-2.4, then /usr/src/linux)])])
 199 AC_ARG_WITH([linux-kernel-build],
 200     [AS_HELP_STRING([--with-linux-kernel-build=path],
 201         [use the kernel build found at path(optional, defaults to
 202         /usr/src/linux-2.4, then /usr/src/linux)])])
 203 AC_ARG_WITH([bsd-kernel-headers],
 204     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 205         [use the kernel headers found at path (optional, defaults to
 206          /usr/src/sys)])])
 207 AC_ARG_WITH([bsd-kernel-build],
 208     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 209         [use the kernel build found at path (optional, defaults to
 210          KSRC/i386/compile/GENERIC)])])
 211 AC_ARG_WITH([linux-kernel-packaging],
 212     [AS_HELP_STRING([--with-linux-kernel-packaging],
 213         [use standard naming conventions to aid Linux kernel build packaging
 214          (disables MPS, sets the kernel module name to openafs.ko, and
 215          installs kernel modules into the standard Linux location)])],
 216     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 217      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 218     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 219 AC_ARG_ENABLE([kernel-module],
 220     [AS_HELP_STRING([--disable-kernel-module],
 221         [disable compilation of the kernel module (defaults to enabled)])],
 222     ,
 223     [enable_kernel_module="yes"])
 224 AC_ARG_ENABLE([redhat-buildsys],
 225     [AS_HELP_STRING([--enable-redhat-buildsys],
 226         [enable compilation of the redhat build system kernel (defaults to
 227          disabled)])],
 228     ,
 229     [enable_redhat_buildsys="no"])
 230
 231 dnl Installation locations.
 232 AC_ARG_ENABLE([transarc-paths],
 233     [AS_HELP_STRING([--enable-transarc-paths],
 234         [use Transarc style paths like /usr/afs and /usr/vice])],
 235     ,
 236     [enable_transarc_paths="no"])
 237
 238 dnl Optimization and debugging flags.
 239 AC_ARG_ENABLE([strip-binaries],
 240     [AS_HELP_STRING([--disable-strip-binaries],
 241         [disable stripping of symbol information from binaries (defaults to
 242          enabled)])],
 243     ,
 244     [enable_strip_binaries="maybe"])
 245 AC_ARG_ENABLE([debug],
 246     [AS_HELP_STRING([--enable-debug],
 247         [enable compilation of the user space code with debugging information
 248          (defaults to disabled)])],
 249     ,
 250     [enable_debug="no"])
 251 AC_ARG_ENABLE([optimize],
 252     [AS_HELP_STRING([--disable-optimize],
 253         [disable optimization for compilation of the user space code (defaults
 254          to enabled)])],
 255     ,
 256     [enable_optimize="yes"])
 257 AC_ARG_ENABLE([warnings],
 258     [AS_HELP_STRING([--enable-warnings],
 259         [enable compilation warnings when building with gcc (defaults to
 260          disabled)])],
 261     ,
 262     [enable_warnings="no"])
 263 AC_ARG_ENABLE([debug-kernel],
 264     [AS_HELP_STRING([--enable-debug-kernel],
 265         [enable compilation of the kernel module with debugging information
 266          (defaults to disabled)])],
 267     ,
 268     [enable_debug_kernel="no"])
 269 AC_ARG_ENABLE([optimize-kernel],
 270     [AS_HELP_STRING([--disable-optimize-kernel],
 271         [disable compilation of the kernel module with optimization (defaults
 272          based on platform)])],
 273     ,
 274     [enable_optimize_kernel="yes"])
 275 AC_ARG_ENABLE([debug-lwp],
 276     [AS_HELP_STRING([--enable-debug-lwp],
 277         [enable compilation of the LWP code with debugging information
 278          (defaults to disabled)])],
 279     ,
 280     [enable_debug_lwp="no"])
 281 AC_ARG_ENABLE([optimize-lwp],
 282     [AS_HELP_STRING([--disable-optimize-lwp],
 283         [disable optimization for compilation of the LWP code (defaults to
 284          enabled)])],
 285     ,
 286     [enable_optimize_lwp="yes"])
 287 AC_ARG_ENABLE([debug-pam],
 288     [AS_HELP_STRING([--enable-debug-pam],
 289         [enable compilation of the PAM code with debugging information
 290          (defaults to disabled)])],
 291     ,
 292     [enable_debug_pam="no"])
 293 AC_ARG_ENABLE([optimize-pam],
 294     [AS_HELP_STRING([--disable-optimize-pam],
 295         [disable optimization for compilation of the PAM code (defaults to
 296          enabled)])],
 297     ,
 298     [enable_optimize_pam="yes"])
 299
 300
 301 enable_login="no"
 302
 303 dnl weird ass systems
 304 dnl AC_AIX
 305 AC_ISC_POSIX
 306 dnl AC_MINIX
 307
 308 dnl Various compiler setup.
 309 AC_TYPE_PID_T
 310 AC_TYPE_SIZE_T
 311 AC_TYPE_SIGNAL
 312 COMPILER_HAS_FUNCTION_MACRO
 313
 314 dnl Checks for programs.
 315 AC_PROG_INSTALL
 316 AC_PROG_LN_S
 317 AC_PROG_RANLIB
 318 AC_PROG_YACC
 319 AM_PROG_LEX
 320
 321 OPENAFS_CHECK_BIGENDIAN
 322
 323 AC_MSG_CHECKING(your OS)
 324 system=$host
 325 case $system in
 326         *-linux*)
 327
 328                 MKAFS_OSTYPE=LINUX
 329                 if test "x$enable_redhat_buildsys" = "xyes"; then
 330                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 331                 fi
 332                 if test "x$enable_kernel_module" = "xyes"; then
 333                  if test "x$with_linux_kernel_headers" != "x"; then
 334                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 335                  else
 336                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 337                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 338                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 339                    fi
 340                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 341                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 342                    fi
 343                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 344                      LINUX_KERNEL_PATH="/usr/src/linux"
 345                    fi
 346                  fi
 347                  if test "x$with_linux_kernel_build" != "x"; then
 348                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 349                  else
 350                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 351                  fi
 352                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 353                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 354                  LINUX_VERSION="$linux_kvers"
 355                else
 356                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 357                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 358                   if test "x$linux_kvers" = "x"; then
 359                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 360                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 361                       if test "x$linux_kvers" = "x"; then
 362
 363                         AC_MSG_ERROR(Linux headers lack version definition [2])
 364                         exit 1
 365                       else
 366                         LINUX_VERSION="$linux_kvers"
 367                       fi
 368                     else
 369                       AC_MSG_ERROR(Linux headers lack version definition)
 370                       exit 1
 371                     fi
 372                   else
 373                     LINUX_VERSION="$linux_kvers"
 374                   fi
 375                  else
 376                     enable_kernel_module="no"
 377                  fi
 378                fi
 379                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 380                      enable_kernel_module="no"
 381                  fi
 382                  if test "x$enable_kernel_module" = "xno"; then
 383                   if test "x$with_linux_kernel_headers" != "x"; then
 384                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 385                    exit 1
 386                   else
 387                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 388                   fi
 389                  fi
 390                  dnl do we need to determine SUBARCH from autoconf.h
 391                  SUBARCH=default
 392                 fi
 393                 AC_MSG_RESULT(linux)
 394                 if test "x$enable_kernel_module" = "xyes"; then
 395                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 396                  if test "x${AFS_SYSKVERS}" = "x"; then
 397                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 398                  fi
 399                 fi
 400                 ;;
 401         *-solaris*)
 402                 MKAFS_OSTYPE=SOLARIS
 403                 AC_MSG_RESULT(sun4)
 404                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 405                 SOLARIS_PROC_HAS_P_COREFILE
 406                 SOLARIS_FS_HAS_FS_ROLLED
 407                 ;;
 408         *-sunos*)
 409                 MKAFS_OSTYPE=SUNOS
 410                 enable_kernel_module=no
 411                 AC_MSG_RESULT(sun4)
 412                 ;;
 413         *-hpux*)
 414                 MKAFS_OSTYPE=HPUX
 415                 AC_MSG_RESULT(hp_ux)
 416                 if test -f "/usr/old/usr/include/ndir.h"; then
 417                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 418                 fi
 419                 ;;
 420         *-irix*)
 421                 if test -d /usr/include/sys/SN/SN1; then
 422                  IRIX_BUILD_IP35="IP35"
 423                 fi
 424                 MKAFS_OSTYPE=IRIX
 425                 AC_MSG_RESULT(sgi)
 426                 ;;
 427         *-aix*)
 428                 MKAFS_OSTYPE=AIX
 429                 AC_MSG_RESULT(rs_aix)
 430                 ;;
 431         *-osf*)
 432                 MKAFS_OSTYPE=DUX
 433                 AC_MSG_RESULT(alpha_dux)
 434                 ;;
 435         powerpc-*-darwin*)
 436                 MKAFS_OSTYPE=DARWIN
 437                 AC_MSG_RESULT(ppc_darwin)
 438                 ;;
 439         i386-*-darwin*)
 440                 MKAFS_OSTYPE=DARWIN
 441                 AC_MSG_RESULT(x86_darwin)
 442                 ;;
 443         i386-*-freebsd*)
 444                 MKAFS_OSTYPE=FBSD
 445                 AC_MSG_RESULT(i386_fbsd)
 446                 ;;
 447         x86_64-*-freebsd*)
 448                 MKAFS_OSTYPE=FBSD
 449                 AC_MSG_RESULT(amd64_fbsd)
 450                 ;;
 451         *-netbsd*)
 452                 MKAFS_OSTYPE=NBSD
 453                 AC_MSG_RESULT(nbsd)
 454                 ;;
 455         *-openbsd*)
 456                 MKAFS_OSTYPE=OBSD
 457                 AC_MSG_RESULT(i386_obsd)
 458                 ;;
 459         *)
 460                 AC_MSG_RESULT($system)
 461                 ;;
 462 esac
 463
 464 if test "x$with_afs_sysname" != "x"; then
 465         AFS_SYSNAME="$with_afs_sysname"
 466 else
 467         AC_MSG_CHECKING(your AFS sysname)
 468         case $host in
 469                 i?86-*-openbsd?.?)
 470                         v=${host#*openbsd}
 471                         vM=${v%.*}
 472                         vm=${v#*.}
 473                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 474                         ;;
 475                 sparc64-*-openbsd?.?)
 476                         v=${host#*openbsd}
 477                         vM=${v%.*}
 478                         vm=${v#*.}
 479                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 480                         ;;
 481                 i?86-*-freebsd?.*)
 482                         v=${host#*freebsd}
 483                         vM=${v%.*}
 484                         vm=${v#*.}
 485                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 486                         ;;
 487                 x86_64-*-freebsd?.*)
 488                         v=${host#*freebsd}
 489                         vM=${v%.*}
 490                         vm=${v#*.}
 491                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 492                         ;;
 493                 i?86-*-netbsd*1.5*)
 494                         AFS_SYSNAME="i386_nbsd15"
 495                         ;;
 496                 alpha-*-netbsd*1.5*)
 497                         AFS_SYSNAME="alpha_nbsd15"
 498                         ;;
 499                 i?86-*-netbsd*1.6[[M-Z]]*)
 500                         AFS_SYSNAME="i386_nbsd20"
 501                         ;;
 502                 powerpc-*-netbsd*1.6[[M-Z]]*)
 503                         AFS_SYSNAME="ppc_nbsd20"
 504                         ;;
 505                 i?86-*-netbsd*2.0*)
 506                         AFS_SYSNAME="i386_nbsd20"
 507                         ;;
 508                 amd64-*-netbsd*2.0*)
 509                         AFS_SYSNAME="amd64_nbsd20"
 510                         ;;
 511                 x86_64-*-netbsd*3.[[0-8]]*)
 512                         AFS_PARAM_COMMON=param.nbsd30.h
 513                         AFS_SYSNAME="amd64_nbsd30"
 514                         ;;
 515                 x86_64-*-netbsd*4.[[0-8]]*)
 516                         AFS_PARAM_COMMON=param.nbsd40.h
 517                         AFS_SYSNAME="amd64_nbsd40"
 518                         ;;
 519                 powerpc-*-netbsd*2.0*)
 520                         AFS_SYSNAME="ppc_nbsd20"
 521                         ;;
 522                 i?86-*-netbsd*1.6*)
 523                         AFS_SYSNAME="i386_nbsd16"
 524                         ;;
 525                 alpha-*-netbsd*1.6*)
 526                         AFS_SYSNAME="alpha_nbsd16"
 527                         ;;
 528                 powerpc-*-netbsd*1.6*)
 529                         AFS_SYSNAME="ppc_nbsd16"
 530                         ;;
 531                 i?86-*-netbsd*2.1*)
 532                         AFS_SYSNAME="i386_nbsd21"
 533                         ;;
 534                 i?86-*-netbsd*2.99*)
 535                         AFS_SYSNAME="i386_nbsd30"
 536                         ;;
 537                 i?86-*-netbsd*3.[[0-8]]*)
 538                         AFS_SYSNAME="i386_nbsd30"
 539                         ;;
 540                 i?86-*-netbsd*3.99*)
 541                         AFS_SYSNAME="i386_nbsd30"
 542                         ;;
 543                 i?86-*-netbsd*4.[[0-8]]*)
 544                         AFS_SYSNAME="i386_nbsd40"
 545                         ;;
 546                 i?86-*-netbsd*4.99*)
 547                         AFS_SYSNAME="i386_nbsd40"
 548                         ;;
 549                 hppa*-hp-hpux11.0*)
 550                         AFS_SYSNAME="hp_ux110"
 551                         ;;
 552                 hppa*-hp-hpux11.11)
 553                         AFS_SYSNAME="hp_ux11i"
 554                         ;;
 555                 hppa*-hp-hpux11.23)
 556                         AFS_SYSNAME="hp_ux1123"
 557                         ;;
 558                 ia64-hp-hpux11.22)
 559                         AFS_SYSNAME="ia64_hpux1122"
 560                         ;;
 561                 ia64-hp-hpux*)
 562                         AFS_SYSNAME="ia64_hpux1123"
 563                         ;;
 564                 hppa*-hp-hpux10*)
 565                         AFS_SYSNAME="hp_ux102"
 566                         ;;
 567                 powerpc-apple-darwin1.2*)
 568                         AFS_SYSNAME="ppc_darwin_12"
 569                         ;;
 570                 powerpc-apple-darwin1.3*)
 571                         AFS_SYSNAME="ppc_darwin_13"
 572                         ;;
 573                 powerpc-apple-darwin1.4*)
 574                         AFS_SYSNAME="ppc_darwin_14"
 575                         ;;
 576                 powerpc-apple-darwin5.1*)
 577                         AFS_SYSNAME="ppc_darwin_14"
 578                         ;;
 579                 powerpc-apple-darwin5.2*)
 580                         AFS_SYSNAME="ppc_darwin_14"
 581                         ;;
 582                 powerpc-apple-darwin5.3*)
 583                         AFS_SYSNAME="ppc_darwin_14"
 584                         ;;
 585                 powerpc-apple-darwin5.4*)
 586                         AFS_SYSNAME="ppc_darwin_14"
 587                         ;;
 588                 powerpc-apple-darwin5.5*)
 589                         AFS_SYSNAME="ppc_darwin_14"
 590                         ;;
 591                 powerpc-apple-darwin6.0*)
 592                         AFS_SYSNAME="ppc_darwin_60"
 593                         ;;
 594                 powerpc-apple-darwin6.1*)
 595                         AFS_SYSNAME="ppc_darwin_60"
 596                         ;;
 597                 powerpc-apple-darwin6.2*)
 598                         AFS_SYSNAME="ppc_darwin_60"
 599                         ;;
 600                 powerpc-apple-darwin6.3*)
 601                         AFS_SYSNAME="ppc_darwin_60"
 602                         ;;
 603                 powerpc-apple-darwin6.4*)
 604                         AFS_SYSNAME="ppc_darwin_60"
 605                         ;;
 606                 powerpc-apple-darwin6.5*)
 607                         AFS_SYSNAME="ppc_darwin_60"
 608                         ;;
 609                 powerpc-apple-darwin7.0*)
 610                         AFS_SYSNAME="ppc_darwin_70"
 611                         ;;
 612                 powerpc-apple-darwin7.1*)
 613                         AFS_SYSNAME="ppc_darwin_70"
 614                         ;;
 615                 powerpc-apple-darwin7.2*)
 616                         AFS_SYSNAME="ppc_darwin_70"
 617                         ;;
 618                 powerpc-apple-darwin7.3*)
 619                         AFS_SYSNAME="ppc_darwin_70"
 620                         ;;
 621                 powerpc-apple-darwin7.4*)
 622                         AFS_SYSNAME="ppc_darwin_70"
 623                         ;;
 624                 powerpc-apple-darwin7.5*)
 625                         AFS_SYSNAME="ppc_darwin_70"
 626                         ;;
 627                 powerpc-apple-darwin8.0*)
 628                         AFS_SYSNAME="ppc_darwin_80"
 629                         ;;
 630                 powerpc-apple-darwin8.*)
 631                         AFS_SYSNAME="ppc_darwin_80"
 632                         ;;
 633                 i386-apple-darwin8.*)
 634                         AFS_SYSNAME="x86_darwin_80"
 635                         ;;
 636                 powerpc-apple-darwin9.*)
 637                         AFS_SYSNAME="ppc_darwin_90"
 638                         ;;
 639                 i386-apple-darwin9.*)
 640                         AFS_SYSNAME="x86_darwin_90"
 641                         ;;
 642                 sparc-sun-solaris2.5*)
 643                         AFS_SYSNAME="sun4x_55"
 644                         enable_login="yes"
 645                         ;;
 646                 sparc-sun-solaris2.6)
 647                         AFS_SYSNAME="sun4x_56"
 648                         ;;
 649                 sparc-sun-solaris2.7)
 650                         AFS_SYSNAME="sun4x_57"
 651                         ;;
 652                 sparc-sun-solaris2.8)
 653                         AFS_SYSNAME="sun4x_58"
 654                         ;;
 655                 sparc-sun-solaris2.9)
 656                         AFS_SYSNAME="sun4x_59"
 657                         ;;
 658                 sparc-sun-solaris2.10)
 659                         AFS_SYSNAME="sun4x_510"
 660                         ;;
 661                 sparc-sun-solaris2.11)
 662                         AFS_SYSNAME="sun4x_511"
 663                         ;;
 664                 sparc-sun-sunos4*)
 665                         AFS_SYSNAME="sun4_413"
 666                         enable_login="yes"
 667                         ;;
 668                 i386-pc-solaris2.7)
 669                         AFS_SYSNAME="sunx86_57"
 670                         ;;
 671                 i386-pc-solaris2.8)
 672                         AFS_SYSNAME="sunx86_58"
 673                         ;;
 674                 i386-pc-solaris2.9)
 675                         AFS_SYSNAME="sunx86_59"
 676                         ;;
 677                 i386-pc-solaris2.10)
 678                         AFS_SYSNAME="sunx86_510"
 679                         ;;
 680                 i386-pc-solaris2.11)
 681                         AFS_SYSNAME="sunx86_511"
 682                         ;;
 683                 alpha*-dec-osf4.0*)
 684                         AFS_SYSNAME="alpha_dux40"
 685                         ;;
 686                 alpha*-dec-osf5.0*)
 687                         AFS_SYSNAME="alpha_dux50"
 688                         ;;
 689                 alpha*-dec-osf5.1*)
 690                         AFS_SYSNAME="alpha_dux51"
 691                         ;;
 692                 mips-sgi-irix6.5)
 693                         AFS_SYSNAME="sgi_65"
 694                         ;;
 695                 ia64-*-linux*)
 696                         AFS_SYSNAME="ia64_linuxXX"
 697                         ;;
 698                 powerpc-*-linux*)
 699                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 700                         ;;
 701                 powerpc64-*-linux*)
 702                         AFS_SYSNAME="ppc64_linuxXX"
 703                         ;;
 704                 alpha*-linux*)
 705                         AFS_SYSNAME="alpha_linux_XX"
 706                         ;;
 707                 s390-*-linux*)
 708                         AFS_SYSNAME="s390_linuxXX"
 709                         ;;
 710                 s390x-*-linux*)
 711                         AFS_SYSNAME="s390x_linuxXX"
 712                         ;;
 713                 sparc-*-linux*)
 714                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 715                         ;;
 716                 sparc64-*-linux*)
 717                         AFS_SYSNAME="sparc64_linuxXX"
 718                         ;;
 719                 i?86-*-linux*)
 720                         AFS_SYSNAME="i386_linuxXX"
 721                         ;;
 722                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 723                         AFS_SYSNAME="parisc_linuxXX"
 724                         enable_pam="no"
 725                         ;;
 726                 power*-ibm-aix4.2*)
 727                         AFS_SYSNAME="rs_aix42"
 728                         enable_pam="no"
 729                         ;;
 730                 power*-ibm-aix4.3*)
 731                         AFS_SYSNAME="rs_aix42"
 732                         enable_pam="no"
 733                         ;;
 734                 power*-ibm-aix5.1*)
 735                         AFS_SYSNAME="rs_aix51"
 736                         enable_pam="no"
 737                         ;;
 738                 power*-ibm-aix5.2*)
 739                         AFS_SYSNAME="rs_aix52"
 740                         enable_pam="no"
 741                         ;;
 742                 power*-ibm-aix5.3*)
 743                         AFS_SYSNAME="rs_aix53"
 744                         enable_pam="no"
 745                         ;;
 746                 power*-ibm-aix6.1*)
 747                         AFS_SYSNAME="rs_aix61"
 748                         enable_pam="no"
 749                         ;;
 750                 x86_64-*-linux-gnu)
 751                         AFS_SYSNAME="amd64_linuxXX"
 752                         enable_pam="no"
 753                         ;;
 754                 *)
 755                         AC_MSG_ERROR(An AFS sysname is required)
 756                         exit 1
 757                         ;;
 758         esac
 759         case $AFS_SYSNAME in
 760                 *_linux* | *_umlinux*)
 761                         if test "x${AFS_SYSKVERS}" = "x"; then
 762                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 763                         fi
 764                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 765                         AFS_SYSNAME="$_AFS_SYSNAME"
 766                         save_CPPFLAGS="$CPPFLAGS"
 767                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 768                         AC_TRY_COMPILE(
 769                          [#include <linux/autoconf.h>],
 770                          [#ifndef CONFIG_USERMODE
 771                           #error not UML
 772                           #endif],
 773                          ac_cv_linux_is_uml=yes,)
 774                         if test "${ac_cv_linux_is_uml}" = yes; then
 775                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 776                         fi
 777                         CPPFLAGS="$save_CPPFLAGS"
 778                         AFS_SYSNAME="$_AFS_SYSNAME"
 779                         ;;
 780         esac
 781         AC_MSG_RESULT($AFS_SYSNAME)
 782 fi
 783
 784 dnl Some hosts have a separate common param file they should include.  Figure
 785 dnl out if we're on one of them now that we know the sysname.
 786 case $AFS_SYSNAME in
 787     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 788     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 789     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 790     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 791     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 792     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 793     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 794     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 795     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 796 esac
 797
 798 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 799
 800                 # Add (sub-) architecture-specific paths needed by conftests
 801                 case $AFS_SYSNAME  in
 802                         *_umlinux26)
 803                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 804                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 805                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 806                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 807                 esac
 808
 809                 if test "x$enable_kernel_module" = "xyes"; then
 810                  if test "x$enable_debug_kernel" = "xno"; then
 811                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 812                  fi
 813                  OPENAFS_GCC_SUPPORTS_MARCH
 814                  AC_SUBST(P5PLUS_KOPTS)
 815                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 816                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 817                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 818                  OPENAFS_GCC_SUPPORTS_PIPE
 819                  AC_SUBST(LINUX_GCC_KOPTS)
 820                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 821                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 822                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 823                  )
 824
 825                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 826                  LINUX_KERNEL_COMPILE_WORKS
 827                  LINUX_EXPORTS_FIND_TASK_BY_PID
 828                  LINUX_EXPORTS_PROC_ROOT_FS
 829                  LINUX_HAVE_CURRENT_KERNEL_TIME
 830                  LINUX_HAVE_WRITE_BEGIN_AOP
 831                  LINUX_HAVE_BDI_INIT
 832                  LINUX_KMEM_CACHE_INIT
 833                  LINUX_HAVE_KMEM_CACHE_T
 834                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 835                  LINUX_D_PATH_TAKES_STRUCT_PATH
 836                  LINUX_NEW_EXPORT_OPS
 837                  LINUX_CONFIG_H_EXISTS
 838                  LINUX_COMPLETION_H_EXISTS
 839                  LINUX_SEMAPHORE_H_EXISTS
 840                  LINUX_EXPORTFS_H_EXISTS
 841                  LINUX_DEFINES_FOR_EACH_PROCESS
 842                  LINUX_DEFINES_PREV_TASK
 843                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 844                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 845                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 846                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 847                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 848                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 849                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 850                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 851                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 852                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 853                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 854                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 855                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 856                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 857                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 858                  LINUX_INODE_SETATTR_RETURN_TYPE
 859                  LINUX_WRITE_INODE_RETURN_TYPE
 860                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 861                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 862                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 863                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 864                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 865                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 866                  LINUX_AOP_WRITEBACK_CONTROL
 867                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 868                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 869                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 870                  LINUX_KERNEL_LINUX_SYSCALL_H
 871                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 872                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 873                  LINUX_KERNEL_SELINUX
 874                  LINUX_KERNEL_SOCK_CREATE
 875                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 876                  LINUX_KERNEL_HLIST_UNHASHED
 877                  LINUX_KEY_TYPE_H_EXISTS
 878                  LINUX_NEED_RHCONFIG
 879                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 880                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 881                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 882                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 883                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 884                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 885                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 886                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 887                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 888                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 889                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 890                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 891                  LINUX_EXPORTS_TASKLIST_LOCK
 892                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 893                  LINUX_STATFS_TAKES_DENTRY
 894                  LINUX_FREEZER_H_EXISTS
 895                  LINUX_HAVE_SVC_ADDR_IN
 896                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 897                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 898                  fi
 899                  LINUX_REFRIGERATOR
 900                  LINUX_LINUX_KEYRING_SUPPORT
 901                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 902                  LINUX_DO_SYNC_READ
 903                  LINUX_GENERIC_FILE_AIO_READ
 904                  LINUX_INIT_WORK_HAS_DATA
 905                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 906                  LINUX_SYSCTL_TABLE_CHECKING
 907                  LINUX_HAVE_IGET
 908                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 909                  LINUX_EXPORTS_INIT_MM
 910                  LINUX_EXPORTS_SYS_CHDIR
 911                  LINUX_EXPORTS_SYS_CLOSE
 912                  LINUX_EXPORTS_SYS_OPEN
 913                  LINUX_EXPORTS_SYS_WAIT4
 914                  LINUX_EXPORTS_RCU_READ_LOCK
 915                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 916                    LINUX_WHICH_MODULES
 917                  else
 918                    AC_SUBST(MPS,'SP')
 919                  fi
 920                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 921                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 922                    ac_cv_linux_exports_sys_call_table=no
 923                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 924                      ac_cv_linux_exports_ia32_sys_call_table=yes
 925                    fi
 926                  else
 927                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 928                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 929                    LINUX_EXPORTS_SYS_CALL_TABLE
 930                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 931                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 932                          linux_syscall_method=none
 933                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 934                             linux_syscall_method=scan
 935                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 936                                linux_syscall_method=scan_with_kallsyms_address
 937                             fi
 938                          fi
 939                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 940                             linux_syscall_method=kallsyms_symbol
 941                          fi
 942                          if test "x$linux_syscall_method" = "xnone"; then
 943                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 944                             linux_syscall_method=scan
 945                          fi
 946                    fi
 947                  fi
 948                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 949                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 950                  fi
 951                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 952                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 953                  fi
 954                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 955                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 956                  fi
 957                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 958                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 959                  fi
 960                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 961                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 962                  fi
 963                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 964                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 965                  fi
 966                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 967                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 968                  fi
 969                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 970                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
 971                  fi
 972                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 973                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
 974                  fi
 975                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 976                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
 977                  fi
 978                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 979                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
 980                  fi
 981                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
 982                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
 983                  fi
 984                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
 985                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
 986                  fi
 987                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
 988                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
 989                  fi
 990                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
 991                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
 992                  fi
 993                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
 994                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
 995                  fi
 996                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
 997                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
 998                  fi
 999                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1000                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1001                  fi
1002                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1003                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1004                  fi
1005                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1006                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1007                  fi
1008                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1009                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1010                  fi
1011                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1012                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1013                  fi
1014                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1015                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1016                  fi
1017                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1018                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1019                  fi
1020                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1021                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1022                  fi
1023                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1024                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1025                  fi
1026                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1027                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1028                  fi
1029                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1030                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1031                  fi
1032                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1033                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1034                  fi
1035                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1036                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1037                  fi
1038                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1039                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1040                  fi
1041                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1042                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1043                  fi
1044                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1045                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1046                  fi
1047                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1048                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1049                  fi
1050                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1051                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1052                  fi
1053                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1054                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1055                  fi
1056                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1057                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1058                  fi
1059                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1060                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1061                  fi
1062                  if test "x$ac_linux_syscall" = "xyes" ; then
1063                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1064                  fi
1065                  if test "x$ac_linux_seq_file" = "xyes" ; then
1066                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1067                  fi
1068                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1069                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1070                  fi
1071                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1072                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1073                  fi
1074                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1075                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1076                  fi
1077                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1078                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1079                  fi
1080                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1081                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1082                  fi
1083                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1084                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1085                  fi
1086                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1087                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1088                  fi
1089                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1090                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1091                  fi
1092                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1093                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1094                  fi
1095                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1096                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1097                  fi
1098                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1099                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1100                  fi
1101                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1102                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1103                  fi
1104                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1105                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1106                  fi
1107                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1108                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1109                  fi
1110                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1111                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1112                  fi
1113                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1114                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1115                  fi
1116                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1117                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1118                  fi
1119                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1120                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1121                  fi
1122                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1123                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1124                  fi
1125                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1126                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1127                  fi
1128                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1129                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1130                  fi
1131                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1132                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1133                  fi
1134                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1135                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1136                  fi
1137                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1138                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1139                  fi
1140                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1141                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1142                  fi
1143                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1144                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1145                  fi
1146                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1147                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1148                  fi
1149                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1150                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1151                  fi
1152                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1153                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1154                  fi
1155                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1156                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1157                  fi
1158                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1159                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1160                  fi
1161                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1162                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1163                  fi
1164                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1165                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1166                  fi
1167                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1168                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1169                  fi
1170                  if test "$enable_linux_fh" = "yes"; then
1171                   AC_DEFINE(LINUX_USE_FH, 1, [define if you want to open cache files by file handle instead of inode numbers])
1172                  fi
1173                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1174                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1175                  else
1176                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1177                  fi
1178                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1179                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1180                  fi
1181                 :
1182                 fi
1183 esac
1184
1185 case $AFS_SYSNAME in
1186         *_darwin*)
1187                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1188                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1189                 dnl the test below fails on darwin, even if the CPPFLAGS below
1190                 dnl are added. the headers from Kernel.framework must be used
1191                 dnl when KERNEL is defined.
1192
1193                 dnl really, such a thing isn't guaranteed to work on any
1194                 dnl platform until the kernel cflags from MakefileProto are
1195                 dnl known to configure
1196                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1197                 ;;
1198         *)
1199 AC_MSG_CHECKING(for definition of struct buf)
1200 dnl save_CPPFLAGS="$CPPFLAGS"
1201 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1202 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1203         ac_cv_have_struct_buf=no
1204         AC_TRY_COMPILE(
1205                 [#include <sys/buf.h>],
1206                 [struct buf x;
1207                 printf("%d\n", sizeof(x));],
1208                 ac_cv_have_struct_buf=yes,)
1209         ]
1210 )
1211 dnl CPPFLAGS="$save_CPPFLAGS"
1212 AC_MSG_RESULT($ac_cv_have_struct_buf)
1213 if test "$ac_cv_have_struct_buf" = yes; then
1214         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1215 fi
1216 ;;
1217 esac
1218
1219
1220 AC_CACHE_VAL(ac_cv_sockaddr_len,
1221 [
1222 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1223 AC_TRY_COMPILE( [#include <sys/types.h>
1224 #include <sys/socket.h>],
1225 [struct sockaddr *a;
1226 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1227 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1228 if test "$ac_cv_sockaddr_len" = "yes"; then
1229    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1230 fi
1231 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1232         echo Skipping library tests because they confuse Irix.
1233 else
1234   AC_CHECK_FUNCS(socket)
1235
1236   if test "$ac_cv_func_socket" = no; then
1237     for lib in socket inet; do
1238         if test "$HAVE_SOCKET" != 1; then
1239                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1240         fi
1241     done
1242   fi
1243
1244   AC_CHECK_FUNCS(connect)
1245
1246   if test "$ac_cv_func_connect" = no; then
1247     for lib in nsl; do
1248         if test "$HAVE_CONNECT" != 1; then
1249                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1250         fi
1251     done
1252   fi
1253
1254   AC_CHECK_FUNCS(gethostbyname)
1255   if test "$ac_cv_func_gethostbyname" = no; then
1256         for lib in dns nsl resolv; do
1257           if test "$HAVE_GETHOSTBYNAME" != 1; then
1258             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1259           fi
1260         done
1261   fi
1262
1263   dnl darwin wants it, aix hates it
1264   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1265   AC_TRY_COMPILE([
1266   #include <stdlib.h>
1267   #include <stdio.h>
1268   #include <sys/types.h>
1269   #include <sys/socket.h>
1270   #include <netinet/in.h>
1271   #include <arpa/inet.h>
1272   #include <arpa/nameser.h>
1273   #include <arpa/nameser_compat.h>
1274   #include <resolv.h>
1275   ], [static int i; i = 0;],
1276   [AC_MSG_RESULT(yes)
1277    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1278   [AC_MSG_RESULT(no)
1279    ])
1280
1281   openafs_save_libs="$LIBS"
1282   AC_MSG_CHECKING([for res_search])
1283   AC_FUNC_RES_SEARCH
1284
1285   if test "$ac_cv_func_res_search" = no; then
1286       for lib in dns nsl resolv; do
1287         if test "$ac_cv_func_res_search" != yes; then
1288           LIBS="-l$lib $LIBS"
1289           AC_FUNC_RES_SEARCH
1290           LIBS="$openafs_save_libs"
1291         fi
1292       done
1293       if test "$ac_cv_func_res_search" = yes; then
1294         LIB_res_search="-l$lib"
1295         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1296         AC_MSG_RESULT([yes, in lib$lib])
1297       else
1298         AC_MSG_RESULT(no)
1299       fi
1300   else
1301     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1302     AC_MSG_RESULT(yes)
1303   fi
1304
1305 fi
1306
1307 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1308 [
1309 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1310 AC_TRY_COMPILE( [#include <sys/types.h>
1311 #include <sys/socket.h>
1312 #include <netinet/in.h>],
1313 [int on=1;
1314 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1315 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1316 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1317    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1318 fi
1319
1320 PTHREAD_LIBS=error
1321 if test "x$MKAFS_OSTYPE" = OBSD; then
1322         PTHREAD_LIBS="-pthread"
1323 fi
1324 if test "x$PTHREAD_LIBS" = xerror; then
1325         AC_CHECK_LIB(pthread, pthread_attr_init,
1326                 PTHREAD_LIBS="-lpthread")
1327 fi
1328 if test "x$PTHREAD_LIBS" = xerror; then
1329         AC_CHECK_LIB(pthreads, pthread_attr_init,
1330                 PTHREAD_LIBS="-lpthreads")
1331 fi
1332 if test "x$PTHREAD_LIBS" = xerror; then
1333         AC_CHECK_LIB(c_r, pthread_attr_init,
1334                 PTHREAD_LIBS="-lc_r")
1335 fi
1336 if test "x$PTHREAD_LIBS" = xerror; then
1337         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1338 fi
1339 if test "x$PTHREAD_LIBS" = xerror; then
1340         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1341         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1342                 PTHREAD_LIBS="-lpthread")
1343 fi
1344 if test "x$PTHREAD_LIBS" = xerror; then
1345         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1346 fi
1347 AC_SUBST(PTHREAD_LIBS)
1348
1349 HOST_CPU="$host_cpu"
1350
1351 if test "x$with_bsd_kernel_headers" != "x"; then
1352         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1353 else
1354         BSD_KERNEL_PATH="/usr/src/sys"
1355 fi
1356
1357 if test "x$with_bsd_kernel_build" != "x"; then
1358         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1359 else
1360         case $AFS_SYSNAME in
1361                 *_fbsd_4?)
1362                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1363                         ;;
1364                 *_fbsd_*)
1365                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1366                         ;;
1367         esac
1368 fi
1369
1370 # Fast restart
1371 if test "$enable_supergroups" = "yes"; then
1372         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1373 fi
1374
1375 if test "$enable_fast_restart" = "yes"; then
1376         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1377 fi
1378
1379 if test "$enable_bitmap_later" = "yes"; then
1380         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1381 fi
1382
1383 if test "$enable_demand_attach_fs" = "yes"; then
1384         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1385         DEMAND_ATTACH="yes"
1386 else
1387         DEMAND_ATTACH="no"
1388 fi
1389 AC_SUBST(DEMAND_ATTACH)
1390
1391 if test "$enable_disconnected" = "yes"; then
1392         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1393 fi
1394
1395 if test "$enable_unix_sockets" = "yes"; then
1396         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1397         USE_UNIX_SOCKETS="yes"
1398 else
1399         USE_UNIX_SOCKETS="no"
1400 fi
1401 AC_SUBST(USE_UNIX_SOCKETS)
1402
1403 if test "$enable_fast_restart" = "yes" &&
1404    test "$enable_demand_attach_fs" = "yes" ; then
1405         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1406         exit 1
1407 fi
1408
1409 if test "$enable_full_vos_listvol_switch" = "yes"; then
1410         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1411 fi
1412
1413 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1414    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1415         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1416    fi
1417 fi
1418
1419 if test "$enable_bos_restricted_mode" = "yes"; then
1420         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1421 fi
1422
1423 if test "$enable_bos_new_config" = "yes"; then
1424         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1425 fi
1426
1427 if test "$enable_largefile_fileserver" = "yes"; then
1428         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1429 fi
1430
1431 if test "$enable_cache_bypass" = "yes"; then
1432         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1433 fi
1434
1435 if test "$enable_namei_fileserver" = "yes"; then
1436         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1437 else
1438         if test "$enable_namei_fileserver" = "default"; then
1439                 case $host in
1440                         *-solaris2.10*)
1441                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1442                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1443                                 ;;
1444                         *-solaris2.11*)
1445                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1446                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1447                                 ;;
1448                         *)
1449                                 ;;
1450                 esac
1451         fi
1452 fi
1453
1454 if test "$enable_afsdb" = "yes"; then
1455         LIB_AFSDB="$LIB_res_search"
1456         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1457 fi
1458
1459 dnl check for tivoli
1460 AC_MSG_CHECKING(for tivoli tsm butc support)
1461 XBSA_CFLAGS=""
1462 if test "$enable_tivoli_tsm" = "yes"; then
1463         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1464         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1465         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1466         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1467
1468         if test -r "$XBSADIR3/dsmapifp.h"; then
1469                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1470                 XBSA_XLIBS="-ldl"
1471                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1472         elif test -r "$XBSADIR4/dsmapifp.h"; then
1473                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1474                 XBSA_XLIBS="-ldl"
1475                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1476         elif test -r "$XBSADIR1/xbsa.h"; then
1477                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1478                 XBSA_XLIBS=""
1479                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1480         elif test -r "$XBSADIR2/xbsa.h"; then
1481                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1482                 XBSA_XLIBS=""
1483                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1484         else
1485                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1486         fi
1487 else
1488         AC_MSG_RESULT([no])
1489 fi
1490 AC_SUBST(XBSA_CFLAGS)
1491 AC_SUBST(XBSA_XLIBS)
1492
1493 dnl checks for header files.
1494 AC_HEADER_STDC
1495 AC_HEADER_SYS_WAIT
1496 AC_HEADER_DIRENT
1497 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1498 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1499 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1500 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h)
1501 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1502 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1503 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1504
1505 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1506 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1507         case $AFS_SYSNAME in
1508         sgi_*)
1509                 HAVE_PAM="no"
1510                 ;;
1511         *)
1512                 HAVE_PAM="yes"
1513                 ;;
1514         esac
1515 else
1516         HAVE_PAM="no"
1517 fi
1518 AC_SUBST(HAVE_PAM)
1519
1520 if test "$enable_login" = yes; then
1521         BUILD_LOGIN="yes"
1522 else
1523         BUILD_LOGIN="no"
1524 fi
1525 AC_SUBST(BUILD_LOGIN)
1526
1527 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1528 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1529 AC_CHECK_FUNCS(setvbuf vsyslog)
1530 AC_FUNC_SETVBUF_REVERSED
1531 AC_CHECK_FUNCS(regcomp regexec regerror)
1532 AC_MSG_CHECKING([for POSIX regex library])
1533 if test "$ac_cv_header_regex_h" = "yes" && \
1534         test "$ac_cv_func_regcomp" = "yes" && \
1535         test "$ac_cv_func_regexec" = "yes" && \
1536         test "$ac_cv_func_regerror" = "yes"; then
1537     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1538     AC_MSG_RESULT(yes)
1539 else
1540     AC_MSG_RESULT(no)
1541 fi
1542
1543 AC_TYPE_SIGNAL
1544 AC_CHECK_TYPE(ssize_t, int)
1545 AC_CHECK_TYPE([sig_atomic_t], ,
1546     [AC_DEFINE([sig_atomic_t], [int],
1547         [Define to int if <signal.h> does not define.])],
1548 [#include <sys/types.h>
1549 #include <signal.h>])
1550 AC_SIZEOF_TYPE(long)
1551
1552 AC_CHECK_FUNCS(timegm)
1553 AC_CHECK_FUNCS(daemon)
1554
1555 dnl Directory PATH handling
1556 if test "x$enable_transarc_paths" = "xyes"  ; then
1557     afsconfdir=${afsconfdir=/usr/afs/etc}
1558     viceetcdir=${viceetcdir=/usr/vice/etc}
1559     afskerneldir=${afskerneldir=${viceetcdir}}
1560     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1561     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1562     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1563     afsdbdir=${afsdbdir=/usr/afs/db}
1564     afslogsdir=${afslogsdir=/usr/afs/logs}
1565     afslocaldir=${afslocaldir=/usr/afs/local}
1566     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1567     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1568 else
1569     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1570     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1571     afskerneldir=${afskerneldir='${libdir}/openafs'}
1572     afssrvbindir=${afssrvbindir='${bindir}'}
1573     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1574     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1575     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1576     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1577     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1578     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1579     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1580 fi
1581 AC_SUBST(afsconfdir)
1582 AC_SUBST(viceetcdir)
1583 AC_SUBST(afskerneldir)
1584 AC_SUBST(afssrvbindir)
1585 AC_SUBST(afssrvsbindir)
1586 AC_SUBST(afssrvlibexecdir)
1587 AC_SUBST(afsdbdir)
1588 AC_SUBST(afslogsdir)
1589 AC_SUBST(afslocaldir)
1590 AC_SUBST(afsbackupdir)
1591 AC_SUBST(afsbosconfigdir)
1592
1593 if test "x$enable_kernel_module" = "xyes"; then
1594 ENABLE_KERNEL_MODULE=libafs
1595 fi
1596
1597 if test "x$enable_pthreaded_ubik" = "xyes"; then
1598 ENABLE_PTHREADED_UBIK=yes
1599 fi
1600
1601 AC_SUBST(AFS_SYSNAME)
1602 AC_SUBST(AFS_PARAM_COMMON)
1603 AC_SUBST(ENABLE_KERNEL_MODULE)
1604 AC_SUBST(ENABLE_PTHREADED_UBIK)
1605 AC_SUBST(LIB_AFSDB)
1606 AC_SUBST(LINUX_KERNEL_PATH)
1607 AC_SUBST(LINUX_KERNEL_BUILD)
1608 AC_SUBST(HOST_CPU)
1609 AC_SUBST(BSD_KERNEL_PATH)
1610 AC_SUBST(BSD_KERNEL_BUILD)
1611 AC_SUBST(LINUX_VERSION)
1612 AC_SUBST(MKAFS_OSTYPE)
1613 AC_SUBST(TOP_OBJDIR)
1614 AC_SUBST(TOP_SRCDIR)
1615 AC_SUBST(TOP_INCDIR)
1616 AC_SUBST(TOP_LIBDIR)
1617 AC_SUBST(DEST)
1618 AC_SUBST(DARWIN_INFOFILE)
1619 AC_SUBST(IRIX_BUILD_IP35)
1620
1621 OPENAFS_OSCONF
1622 OPENAFS_KRB5CONF
1623
1624 TOP_SRCDIR="${srcdir}/src"
1625 dnl
1626 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1627 dnl
1628 case $TOP_SRCDIR in
1629         /*)
1630                 ;;
1631         *)
1632                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1633                 ;;
1634 esac
1635
1636 TOP_OBJDIR="${SRCDIR_PARENT}"
1637 TOP_INCDIR="${SRCDIR_PARENT}/include"
1638 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1639 if test "${DEST}x" = "x"; then
1640         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1641 fi
1642
1643 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1644 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1645 AC_SUBST(HELPER_SPLINT)
1646 AC_SUBST(HELPER_SPLINTCFG)
1647
1648 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1649
1650 ])