utils/getconf.c

   1 /* Copyright (C) 1991, 92, 1995-2008, 2009 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published
   6    by the Free Software Foundation; version 2 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #define _GNU_SOURCE 1
  18 #include "porting.h"
  19 #include <unistd.h>
  20 #include <errno.h>
  21 #include <string.h>
  22 #include <stdlib.h>
  23 #include <stdio.h>
  24
  25 #define PACKAGE "getconf regression test"
  26 #define VERSION ""
  27 #define _(x) x
  28 #define error(status, errnum, fmt, ...) \
  29         {fprintf(stderr, fmt "\n", ## __VA_ARGS__); exit(status);}
  30
  31
  32 struct conf
  33   {
  34     const char *name;
  35     const int call_name;
  36     const enum { SYSCONF, CONFSTR, PATHCONF } call;
  37   };
  38
  39 static const struct conf vars[] =
  40   {
  41 #ifdef _PC_LINK_MAX
  42     { "LINK_MAX", _PC_LINK_MAX, PATHCONF },
  43 #endif
  44 #ifdef _PC_LINK_MAX
  45     { "_POSIX_LINK_MAX", _PC_LINK_MAX, PATHCONF },
  46 #endif
  47 #ifdef _PC_MAX_CANON
  48     { "MAX_CANON", _PC_MAX_CANON, PATHCONF },
  49 #endif
  50 #ifdef _PC_MAX_CANON
  51     { "_POSIX_MAX_CANON", _PC_MAX_CANON, PATHCONF },
  52 #endif
  53 #ifdef _PC_MAX_INPUT
  54     { "MAX_INPUT", _PC_MAX_INPUT, PATHCONF },
  55 #endif
  56 #ifdef _PC_MAX_INPUT
  57     { "_POSIX_MAX_INPUT", _PC_MAX_INPUT, PATHCONF },
  58 #endif
  59 #ifdef _PC_NAME_MAX
  60     { "NAME_MAX", _PC_NAME_MAX, PATHCONF },
  61 #endif
  62 #ifdef _PC_NAME_MAX
  63     { "_POSIX_NAME_MAX", _PC_NAME_MAX, PATHCONF },
  64 #endif
  65 #ifdef _PC_PATH_MAX
  66     { "PATH_MAX", _PC_PATH_MAX, PATHCONF },
  67 #endif
  68 #ifdef _PC_PATH_MAX
  69     { "_POSIX_PATH_MAX", _PC_PATH_MAX, PATHCONF },
  70 #endif
  71 #ifdef _PC_PIPE_BUF
  72     { "PIPE_BUF", _PC_PIPE_BUF, PATHCONF },
  73 #endif
  74 #ifdef _PC_PIPE_BUF
  75     { "_POSIX_PIPE_BUF", _PC_PIPE_BUF, PATHCONF },
  76 #endif
  77 #ifdef _PC_SOCK_MAXBUF
  78     { "SOCK_MAXBUF", _PC_SOCK_MAXBUF, PATHCONF },
  79 #endif
  80 #ifdef _PC_ASYNC_IO
  81     { "_POSIX_ASYNC_IO", _PC_ASYNC_IO, PATHCONF },
  82 #endif
  83 #ifdef _PC_CHOWN_RESTRICTED
  84     { "_POSIX_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED, PATHCONF },
  85 #endif
  86 #ifdef _PC_NO_TRUNC
  87     { "_POSIX_NO_TRUNC", _PC_NO_TRUNC, PATHCONF },
  88 #endif
  89 #ifdef _PC_PRIO_IO
  90     { "_POSIX_PRIO_IO", _PC_PRIO_IO, PATHCONF },
  91 #endif
  92 #ifdef _PC_SYNC_IO
  93     { "_POSIX_SYNC_IO", _PC_SYNC_IO, PATHCONF },
  94 #endif
  95 #ifdef _PC_VDISABLE
  96     { "_POSIX_VDISABLE", _PC_VDISABLE, PATHCONF },
  97 #endif
  98
  99 #ifdef _SC_ARG_MAX
 100     { "ARG_MAX", _SC_ARG_MAX, SYSCONF },
 101 #endif
 102 #ifdef _SC_ATEXIT_MAX
 103     { "ATEXIT_MAX", _SC_ATEXIT_MAX, SYSCONF },
 104 #endif
 105 #ifdef _SC_CHAR_BIT
 106     { "CHAR_BIT", _SC_CHAR_BIT, SYSCONF },
 107 #endif
 108 #ifdef _SC_CHAR_MAX
 109     { "CHAR_MAX", _SC_CHAR_MAX, SYSCONF },
 110 #endif
 111 #ifdef _SC_CHAR_MIN
 112     { "CHAR_MIN", _SC_CHAR_MIN, SYSCONF },
 113 #endif
 114 #ifdef _SC_CHILD_MAX
 115     { "CHILD_MAX", _SC_CHILD_MAX, SYSCONF },
 116 #endif
 117 #ifdef _SC_CLK_TCK
 118     { "CLK_TCK", _SC_CLK_TCK, SYSCONF },
 119 #endif
 120 #ifdef _SC_INT_MAX
 121     { "INT_MAX", _SC_INT_MAX, SYSCONF },
 122 #endif
 123 #ifdef _SC_INT_MIN
 124     { "INT_MIN", _SC_INT_MIN, SYSCONF },
 125 #endif
 126 #ifdef _SC_UIO_MAXIOV
 127     { "IOV_MAX", _SC_UIO_MAXIOV, SYSCONF },
 128 #endif
 129 #ifdef _SC_LOGIN_NAME_MAX
 130     { "LOGNAME_MAX", _SC_LOGIN_NAME_MAX, SYSCONF },
 131 #endif
 132 #ifdef _SC_LONG_BIT
 133     { "LONG_BIT", _SC_LONG_BIT, SYSCONF },
 134 #endif
 135 #ifdef _SC_MB_LEN_MAX
 136     { "MB_LEN_MAX", _SC_MB_LEN_MAX, SYSCONF },
 137 #endif
 138 #ifdef _SC_NGROUPS_MAX
 139     { "NGROUPS_MAX", _SC_NGROUPS_MAX, SYSCONF },
 140 #endif
 141 #ifdef _SC_NL_ARGMAX
 142     { "NL_ARGMAX", _SC_NL_ARGMAX, SYSCONF },
 143 #endif
 144 #ifdef _SC_NL_LANGMAX
 145     { "NL_LANGMAX", _SC_NL_LANGMAX, SYSCONF },
 146 #endif
 147 #ifdef _SC_NL_MSGMAX
 148     { "NL_MSGMAX", _SC_NL_MSGMAX, SYSCONF },
 149 #endif
 150 #ifdef _SC_NL_NMAX
 151     { "NL_NMAX", _SC_NL_NMAX, SYSCONF },
 152 #endif
 153 #ifdef _SC_NL_SETMAX
 154     { "NL_SETMAX", _SC_NL_SETMAX, SYSCONF },
 155 #endif
 156 #ifdef _SC_NL_TEXTMAX
 157     { "NL_TEXTMAX", _SC_NL_TEXTMAX, SYSCONF },
 158 #endif
 159 #ifdef _SC_GETGR_R_SIZE_MAX
 160     { "NSS_BUFLEN_GROUP", _SC_GETGR_R_SIZE_MAX, SYSCONF },
 161 #endif
 162 #ifdef _SC_GETPW_R_SIZE_MAX
 163     { "NSS_BUFLEN_PASSWD", _SC_GETPW_R_SIZE_MAX, SYSCONF },
 164 #endif
 165 #ifdef _SC_NZERO
 166     { "NZERO", _SC_NZERO, SYSCONF },
 167 #endif
 168 #ifdef _SC_OPEN_MAX
 169     { "OPEN_MAX", _SC_OPEN_MAX, SYSCONF },
 170 #endif
 171 #ifdef _SC_PAGESIZE
 172     { "PAGESIZE", _SC_PAGESIZE, SYSCONF },
 173 #endif
 174 #ifdef _SC_PAGESIZE
 175     { "PAGE_SIZE", _SC_PAGESIZE, SYSCONF },
 176 #endif
 177 #ifdef _SC_PASS_MAX
 178     { "PASS_MAX", _SC_PASS_MAX, SYSCONF },
 179 #endif
 180 #ifdef _SC_THREAD_DESTRUCTOR_ITERATIONS
 181     { "PTHREAD_DESTRUCTOR_ITERATIONS", _SC_THREAD_DESTRUCTOR_ITERATIONS, SYSCONF },
 182 #endif
 183 #ifdef _SC_THREAD_KEYS_MAX
 184     { "PTHREAD_KEYS_MAX", _SC_THREAD_KEYS_MAX, SYSCONF },
 185 #endif
 186 #ifdef _SC_THREAD_STACK_MIN
 187     { "PTHREAD_STACK_MIN", _SC_THREAD_STACK_MIN, SYSCONF },
 188 #endif
 189 #ifdef _SC_THREAD_THREADS_MAX
 190     { "PTHREAD_THREADS_MAX", _SC_THREAD_THREADS_MAX, SYSCONF },
 191 #endif
 192 #ifdef _SC_SCHAR_MAX
 193     { "SCHAR_MAX", _SC_SCHAR_MAX, SYSCONF },
 194 #endif
 195 #ifdef _SC_SCHAR_MIN
 196     { "SCHAR_MIN", _SC_SCHAR_MIN, SYSCONF },
 197 #endif
 198 #ifdef _SC_SHRT_MAX
 199     { "SHRT_MAX", _SC_SHRT_MAX, SYSCONF },
 200 #endif
 201 #ifdef _SC_SHRT_MIN
 202     { "SHRT_MIN", _SC_SHRT_MIN, SYSCONF },
 203 #endif
 204 #ifdef _SC_SSIZE_MAX
 205     { "SSIZE_MAX", _SC_SSIZE_MAX, SYSCONF },
 206 #endif
 207 #ifdef _SC_TTY_NAME_MAX
 208     { "TTY_NAME_MAX", _SC_TTY_NAME_MAX, SYSCONF },
 209 #endif
 210 #ifdef _SC_TZNAME_MAX
 211     { "TZNAME_MAX", _SC_TZNAME_MAX, SYSCONF },
 212 #endif
 213 #ifdef _SC_UCHAR_MAX
 214     { "UCHAR_MAX", _SC_UCHAR_MAX, SYSCONF },
 215 #endif
 216 #ifdef _SC_UINT_MAX
 217     { "UINT_MAX", _SC_UINT_MAX, SYSCONF },
 218 #endif
 219 #ifdef _SC_UIO_MAXIOV
 220     { "UIO_MAXIOV", _SC_UIO_MAXIOV, SYSCONF },
 221 #endif
 222 #ifdef _SC_ULONG_MAX
 223     { "ULONG_MAX", _SC_ULONG_MAX, SYSCONF },
 224 #endif
 225 #ifdef _SC_USHRT_MAX
 226     { "USHRT_MAX", _SC_USHRT_MAX, SYSCONF },
 227 #endif
 228 #ifdef _SC_WORD_BIT
 229     { "WORD_BIT", _SC_WORD_BIT, SYSCONF },
 230 #endif
 231 #ifdef _SC_AVPHYS_PAGES
 232     { "_AVPHYS_PAGES", _SC_AVPHYS_PAGES, SYSCONF },
 233 #endif
 234 #ifdef _SC_NPROCESSORS_CONF
 235     { "_NPROCESSORS_CONF", _SC_NPROCESSORS_CONF, SYSCONF },
 236 #endif
 237 #ifdef _SC_NPROCESSORS_ONLN
 238     { "_NPROCESSORS_ONLN", _SC_NPROCESSORS_ONLN, SYSCONF },
 239 #endif
 240 #ifdef _SC_PHYS_PAGES
 241     { "_PHYS_PAGES", _SC_PHYS_PAGES, SYSCONF },
 242 #endif
 243 #ifdef _SC_ARG_MAX
 244     { "_POSIX_ARG_MAX", _SC_ARG_MAX, SYSCONF },
 245 #endif
 246 #ifdef _SC_ASYNCHRONOUS_IO
 247     { "_POSIX_ASYNCHRONOUS_IO", _SC_ASYNCHRONOUS_IO, SYSCONF },
 248 #endif
 249 #ifdef _SC_CHILD_MAX
 250     { "_POSIX_CHILD_MAX", _SC_CHILD_MAX, SYSCONF },
 251 #endif
 252 #ifdef _SC_FSYNC
 253     { "_POSIX_FSYNC", _SC_FSYNC, SYSCONF },
 254 #endif
 255 #ifdef _SC_JOB_CONTROL
 256     { "_POSIX_JOB_CONTROL", _SC_JOB_CONTROL, SYSCONF },
 257 #endif
 258 #ifdef _SC_MAPPED_FILES
 259     { "_POSIX_MAPPED_FILES", _SC_MAPPED_FILES, SYSCONF },
 260 #endif
 261 #ifdef _SC_MEMLOCK
 262     { "_POSIX_MEMLOCK", _SC_MEMLOCK, SYSCONF },
 263 #endif
 264 #ifdef _SC_MEMLOCK_RANGE
 265     { "_POSIX_MEMLOCK_RANGE", _SC_MEMLOCK_RANGE, SYSCONF },
 266 #endif
 267 #ifdef _SC_MEMORY_PROTECTION
 268     { "_POSIX_MEMORY_PROTECTION", _SC_MEMORY_PROTECTION, SYSCONF },
 269 #endif
 270 #ifdef _SC_MESSAGE_PASSING
 271     { "_POSIX_MESSAGE_PASSING", _SC_MESSAGE_PASSING, SYSCONF },
 272 #endif
 273 #ifdef _SC_NGROUPS_MAX
 274     { "_POSIX_NGROUPS_MAX", _SC_NGROUPS_MAX, SYSCONF },
 275 #endif
 276 #ifdef _SC_OPEN_MAX
 277     { "_POSIX_OPEN_MAX", _SC_OPEN_MAX, SYSCONF },
 278 #endif
 279 #ifdef _SC_PII
 280     { "_POSIX_PII", _SC_PII, SYSCONF },
 281 #endif
 282 #ifdef _SC_PII_INTERNET
 283     { "_POSIX_PII_INTERNET", _SC_PII_INTERNET, SYSCONF },
 284 #endif
 285 #ifdef _SC_PII_INTERNET_DGRAM
 286     { "_POSIX_PII_INTERNET_DGRAM", _SC_PII_INTERNET_DGRAM, SYSCONF },
 287 #endif
 288 #ifdef _SC_PII_INTERNET_STREAM
 289     { "_POSIX_PII_INTERNET_STREAM", _SC_PII_INTERNET_STREAM, SYSCONF },
 290 #endif
 291 #ifdef _SC_PII_OSI
 292     { "_POSIX_PII_OSI", _SC_PII_OSI, SYSCONF },
 293 #endif
 294 #ifdef _SC_PII_OSI_CLTS
 295     { "_POSIX_PII_OSI_CLTS", _SC_PII_OSI_CLTS, SYSCONF },
 296 #endif
 297 #ifdef _SC_PII_OSI_COTS
 298     { "_POSIX_PII_OSI_COTS", _SC_PII_OSI_COTS, SYSCONF },
 299 #endif
 300 #ifdef _SC_PII_OSI_M
 301     { "_POSIX_PII_OSI_M", _SC_PII_OSI_M, SYSCONF },
 302 #endif
 303 #ifdef _SC_PII_SOCKET
 304     { "_POSIX_PII_SOCKET", _SC_PII_SOCKET, SYSCONF },
 305 #endif
 306 #ifdef _SC_PII_XTI
 307     { "_POSIX_PII_XTI", _SC_PII_XTI, SYSCONF },
 308 #endif
 309 #ifdef _SC_POLL
 310     { "_POSIX_POLL", _SC_POLL, SYSCONF },
 311 #endif
 312 #ifdef _SC_PRIORITIZED_IO
 313     { "_POSIX_PRIORITIZED_IO", _SC_PRIORITIZED_IO, SYSCONF },
 314 #endif
 315 #ifdef _SC_PRIORITY_SCHEDULING
 316     { "_POSIX_PRIORITY_SCHEDULING", _SC_PRIORITY_SCHEDULING, SYSCONF },
 317 #endif
 318 #ifdef _SC_REALTIME_SIGNALS
 319     { "_POSIX_REALTIME_SIGNALS", _SC_REALTIME_SIGNALS, SYSCONF },
 320 #endif
 321 #ifdef _SC_SAVED_IDS
 322     { "_POSIX_SAVED_IDS", _SC_SAVED_IDS, SYSCONF },
 323 #endif
 324 #ifdef _SC_SELECT
 325     { "_POSIX_SELECT", _SC_SELECT, SYSCONF },
 326 #endif
 327 #ifdef _SC_SEMAPHORES
 328     { "_POSIX_SEMAPHORES", _SC_SEMAPHORES, SYSCONF },
 329 #endif
 330 #ifdef _SC_SHARED_MEMORY_OBJECTS
 331     { "_POSIX_SHARED_MEMORY_OBJECTS", _SC_SHARED_MEMORY_OBJECTS, SYSCONF },
 332 #endif
 333 #ifdef _SC_SSIZE_MAX
 334     { "_POSIX_SSIZE_MAX", _SC_SSIZE_MAX, SYSCONF },
 335 #endif
 336 #ifdef _SC_STREAM_MAX
 337     { "_POSIX_STREAM_MAX", _SC_STREAM_MAX, SYSCONF },
 338 #endif
 339 #ifdef _SC_SYNCHRONIZED_IO
 340     { "_POSIX_SYNCHRONIZED_IO", _SC_SYNCHRONIZED_IO, SYSCONF },
 341 #endif
 342 #ifdef _SC_THREADS
 343     { "_POSIX_THREADS", _SC_THREADS, SYSCONF },
 344 #endif
 345 #ifdef _SC_THREAD_ATTR_STACKADDR
 346     { "_POSIX_THREAD_ATTR_STACKADDR", _SC_THREAD_ATTR_STACKADDR, SYSCONF },
 347 #endif
 348 #ifdef _SC_THREAD_ATTR_STACKSIZE
 349     { "_POSIX_THREAD_ATTR_STACKSIZE", _SC_THREAD_ATTR_STACKSIZE, SYSCONF },
 350 #endif
 351 #ifdef _SC_THREAD_PRIORITY_SCHEDULING
 352     { "_POSIX_THREAD_PRIORITY_SCHEDULING", _SC_THREAD_PRIORITY_SCHEDULING, SYSCONF },
 353 #endif
 354 #ifdef _SC_THREAD_PRIO_INHERIT
 355     { "_POSIX_THREAD_PRIO_INHERIT", _SC_THREAD_PRIO_INHERIT, SYSCONF },
 356 #endif
 357 #ifdef _SC_THREAD_PRIO_PROTECT
 358     { "_POSIX_THREAD_PRIO_PROTECT", _SC_THREAD_PRIO_PROTECT, SYSCONF },
 359 #endif
 360 #ifdef _SC_THREAD_ROBUST_PRIO_INHERIT
 361     { "_POSIX_THREAD_ROBUST_PRIO_INHERIT", _SC_THREAD_ROBUST_PRIO_INHERIT,
 362       SYSCONF },
 363 #endif
 364 #ifdef _SC_THREAD_ROBUST_PRIO_PROTECT
 365     { "_POSIX_THREAD_ROBUST_PRIO_PROTECT", _SC_THREAD_ROBUST_PRIO_PROTECT,
 366       SYSCONF },
 367 #endif
 368 #ifdef _SC_THREAD_PROCESS_SHARED
 369     { "_POSIX_THREAD_PROCESS_SHARED", _SC_THREAD_PROCESS_SHARED, SYSCONF },
 370 #endif
 371 #ifdef _SC_THREAD_SAFE_FUNCTIONS
 372     { "_POSIX_THREAD_SAFE_FUNCTIONS", _SC_THREAD_SAFE_FUNCTIONS, SYSCONF },
 373 #endif
 374 #ifdef _SC_TIMERS
 375     { "_POSIX_TIMERS", _SC_TIMERS, SYSCONF },
 376 #endif
 377 #ifdef _SC_TIMER_MAX
 378     { "TIMER_MAX", _SC_TIMER_MAX, SYSCONF },
 379 #endif
 380 #ifdef _SC_TZNAME_MAX
 381     { "_POSIX_TZNAME_MAX", _SC_TZNAME_MAX, SYSCONF },
 382 #endif
 383 #ifdef _SC_VERSION
 384     { "_POSIX_VERSION", _SC_VERSION, SYSCONF },
 385 #endif
 386 #ifdef _SC_T_IOV_MAX
 387     { "_T_IOV_MAX", _SC_T_IOV_MAX, SYSCONF },
 388 #endif
 389 #ifdef _SC_XOPEN_CRYPT
 390     { "_XOPEN_CRYPT", _SC_XOPEN_CRYPT, SYSCONF },
 391 #endif
 392 #ifdef _SC_XOPEN_ENH_I18N
 393     { "_XOPEN_ENH_I18N", _SC_XOPEN_ENH_I18N, SYSCONF },
 394 #endif
 395 #ifdef _SC_XOPEN_LEGACY
 396     { "_XOPEN_LEGACY", _SC_XOPEN_LEGACY, SYSCONF },
 397 #endif
 398 #ifdef _SC_XOPEN_REALTIME
 399     { "_XOPEN_REALTIME", _SC_XOPEN_REALTIME, SYSCONF },
 400 #endif
 401 #ifdef _SC_XOPEN_REALTIME_THREADS
 402     { "_XOPEN_REALTIME_THREADS", _SC_XOPEN_REALTIME_THREADS, SYSCONF },
 403 #endif
 404 #ifdef _SC_XOPEN_SHM
 405     { "_XOPEN_SHM", _SC_XOPEN_SHM, SYSCONF },
 406 #endif
 407 #ifdef _SC_XOPEN_UNIX
 408     { "_XOPEN_UNIX", _SC_XOPEN_UNIX, SYSCONF },
 409 #endif
 410 #ifdef _SC_XOPEN_VERSION
 411     { "_XOPEN_VERSION", _SC_XOPEN_VERSION, SYSCONF },
 412 #endif
 413 #ifdef _SC_XOPEN_XCU_VERSION
 414     { "_XOPEN_XCU_VERSION", _SC_XOPEN_XCU_VERSION, SYSCONF },
 415 #endif
 416 #ifdef _SC_XOPEN_XPG2
 417     { "_XOPEN_XPG2", _SC_XOPEN_XPG2, SYSCONF },
 418 #endif
 419 #ifdef _SC_XOPEN_XPG3
 420     { "_XOPEN_XPG3", _SC_XOPEN_XPG3, SYSCONF },
 421 #endif
 422 #ifdef _SC_XOPEN_XPG4
 423     { "_XOPEN_XPG4", _SC_XOPEN_XPG4, SYSCONF },
 424 #endif
 425     /* POSIX.2  */
 426 #ifdef _SC_BC_BASE_MAX
 427     { "BC_BASE_MAX", _SC_BC_BASE_MAX, SYSCONF },
 428 #endif
 429 #ifdef _SC_BC_DIM_MAX
 430     { "BC_DIM_MAX", _SC_BC_DIM_MAX, SYSCONF },
 431 #endif
 432 #ifdef _SC_BC_SCALE_MAX
 433     { "BC_SCALE_MAX", _SC_BC_SCALE_MAX, SYSCONF },
 434 #endif
 435 #ifdef _SC_BC_STRING_MAX
 436     { "BC_STRING_MAX", _SC_BC_STRING_MAX, SYSCONF },
 437 #endif
 438     { "CHARCLASS_NAME_MAX", _SC_CHARCLASS_NAME_MAX, SYSCONF },
 439 #ifdef _SC_COLL_WEIGHTS_MAX
 440     { "COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX, SYSCONF },
 441 #endif
 442 #ifdef _SC_EQUIV_CLASS_MAX
 443     { "EQUIV_CLASS_MAX", _SC_EQUIV_CLASS_MAX, SYSCONF },
 444 #endif
 445 #ifdef _SC_EXPR_NEST_MAX
 446     { "EXPR_NEST_MAX", _SC_EXPR_NEST_MAX, SYSCONF },
 447 #endif
 448 #ifdef _SC_LINE_MAX
 449     { "LINE_MAX", _SC_LINE_MAX, SYSCONF },
 450 #endif
 451 #ifdef _SC_BC_BASE_MAX
 452     { "POSIX2_BC_BASE_MAX", _SC_BC_BASE_MAX, SYSCONF },
 453 #endif
 454 #ifdef _SC_BC_DIM_MAX
 455     { "POSIX2_BC_DIM_MAX", _SC_BC_DIM_MAX, SYSCONF },
 456 #endif
 457 #ifdef _SC_BC_SCALE_MAX
 458     { "POSIX2_BC_SCALE_MAX", _SC_BC_SCALE_MAX, SYSCONF },
 459 #endif
 460 #ifdef _SC_BC_STRING_MAX
 461     { "POSIX2_BC_STRING_MAX", _SC_BC_STRING_MAX, SYSCONF },
 462 #endif
 463 #ifdef _SC_2_CHAR_TERM
 464     { "POSIX2_CHAR_TERM", _SC_2_CHAR_TERM, SYSCONF },
 465 #endif
 466 #ifdef _SC_COLL_WEIGHTS_MAX
 467     { "POSIX2_COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX, SYSCONF },
 468 #endif
 469 #ifdef _SC_2_C_BIND
 470     { "POSIX2_C_BIND", _SC_2_C_BIND, SYSCONF },
 471 #endif
 472 #ifdef _SC_2_C_DEV
 473     { "POSIX2_C_DEV", _SC_2_C_DEV, SYSCONF },
 474 #endif
 475 #ifdef _SC_2_C_VERSION
 476     { "POSIX2_C_VERSION", _SC_2_C_VERSION, SYSCONF },
 477 #endif
 478 #ifdef _SC_EXPR_NEST_MAX
 479     { "POSIX2_EXPR_NEST_MAX", _SC_EXPR_NEST_MAX, SYSCONF },
 480 #endif
 481 #ifdef _SC_2_FORT_DEV
 482     { "POSIX2_FORT_DEV", _SC_2_FORT_DEV, SYSCONF },
 483 #endif
 484 #ifdef _SC_2_FORT_RUN
 485     { "POSIX2_FORT_RUN", _SC_2_FORT_RUN, SYSCONF },
 486 #endif
 487 #ifdef _SC_LINE_MAX
 488     { "_POSIX2_LINE_MAX", _SC_LINE_MAX, SYSCONF },
 489     { "POSIX2_LINE_MAX", _SC_LINE_MAX, SYSCONF },
 490 #endif
 491 #ifdef _SC_2_LOCALEDEF
 492     { "POSIX2_LOCALEDEF", _SC_2_LOCALEDEF, SYSCONF },
 493 #endif
 494 #ifdef _SC_RE_DUP_MAX
 495     { "POSIX2_RE_DUP_MAX", _SC_RE_DUP_MAX, SYSCONF },
 496 #endif
 497 #ifdef _SC_2_SW_DEV
 498     { "POSIX2_SW_DEV", _SC_2_SW_DEV, SYSCONF },
 499 #endif
 500 #ifdef _SC_2_UPE
 501     { "POSIX2_UPE", _SC_2_UPE, SYSCONF },
 502 #endif
 503 #ifdef _SC_2_VERSION
 504     { "POSIX2_VERSION", _SC_2_VERSION, SYSCONF },
 505 #endif
 506 #ifdef _SC_RE_DUP_MAX
 507     { "RE_DUP_MAX", _SC_RE_DUP_MAX, SYSCONF },
 508 #endif
 509
 510 #ifdef _CS_PATH
 511     { "PATH", _CS_PATH, CONFSTR },
 512     { "CS_PATH", _CS_PATH, CONFSTR },
 513 #endif
 514
 515     /* LFS */
 516 #ifdef _CS_LFS_CFLAGS
 517     { "LFS_CFLAGS", _CS_LFS_CFLAGS, CONFSTR },
 518 #endif
 519 #ifdef _CS_LFS_LDFLAGS
 520     { "LFS_LDFLAGS", _CS_LFS_LDFLAGS, CONFSTR },
 521 #endif
 522 #ifdef _CS_LFS_LIBS
 523     { "LFS_LIBS", _CS_LFS_LIBS, CONFSTR },
 524 #endif
 525 #ifdef _CS_LFS_LINTFLAGS
 526     { "LFS_LINTFLAGS", _CS_LFS_LINTFLAGS, CONFSTR },
 527 #endif
 528 #ifdef _CS_LFS64_CFLAGS
 529     { "LFS64_CFLAGS", _CS_LFS64_CFLAGS, CONFSTR },
 530 #endif
 531 #ifdef _CS_LFS64_LDFLAGS
 532     { "LFS64_LDFLAGS", _CS_LFS64_LDFLAGS, CONFSTR },
 533 #endif
 534 #ifdef _CS_LFS64_LIBS
 535     { "LFS64_LIBS", _CS_LFS64_LIBS, CONFSTR },
 536 #endif
 537 #ifdef _CS_LFS64_LINTFLAGS
 538     { "LFS64_LINTFLAGS", _CS_LFS64_LINTFLAGS, CONFSTR },
 539 #endif
 540
 541     /* Programming environments.  */
 542 #ifdef _CS_V5_WIDTH_RESTRICTED_ENVS
 543     { "_XBS5_WIDTH_RESTRICTED_ENVS", _CS_V5_WIDTH_RESTRICTED_ENVS, CONFSTR },
 544     { "XBS5_WIDTH_RESTRICTED_ENVS", _CS_V5_WIDTH_RESTRICTED_ENVS, CONFSTR },
 545 #endif
 546
 547 #ifdef _SC_XBS5_ILP32_OFF32
 548     { "_XBS5_ILP32_OFF32", _SC_XBS5_ILP32_OFF32, SYSCONF },
 549 #endif
 550 #ifdef _CS_XBS5_ILP32_OFF32_CFLAGS
 551     { "XBS5_ILP32_OFF32_CFLAGS", _CS_XBS5_ILP32_OFF32_CFLAGS, CONFSTR },
 552 #endif
 553 #ifdef _CS_XBS5_ILP32_OFF32_LDFLAGS
 554     { "XBS5_ILP32_OFF32_LDFLAGS", _CS_XBS5_ILP32_OFF32_LDFLAGS, CONFSTR },
 555 #endif
 556 #ifdef _CS_XBS5_ILP32_OFF32_LIBS
 557     { "XBS5_ILP32_OFF32_LIBS", _CS_XBS5_ILP32_OFF32_LIBS, CONFSTR },
 558 #endif
 559 #ifdef _CS_XBS5_ILP32_OFF32_LINTFLAGS
 560     { "XBS5_ILP32_OFF32_LINTFLAGS", _CS_XBS5_ILP32_OFF32_LINTFLAGS, CONFSTR },
 561 #endif
 562
 563 #ifdef _SC_XBS5_ILP32_OFFBIG
 564     { "_XBS5_ILP32_OFFBIG", _SC_XBS5_ILP32_OFFBIG, SYSCONF },
 565 #endif
 566 #ifdef _CS_XBS5_ILP32_OFFBIG_CFLAGS
 567     { "XBS5_ILP32_OFFBIG_CFLAGS", _CS_XBS5_ILP32_OFFBIG_CFLAGS, CONFSTR },
 568 #endif
 569 #ifdef _CS_XBS5_ILP32_OFFBIG_LDFLAGS
 570     { "XBS5_ILP32_OFFBIG_LDFLAGS", _CS_XBS5_ILP32_OFFBIG_LDFLAGS, CONFSTR },
 571 #endif
 572 #ifdef _CS_XBS5_ILP32_OFFBIG_LIBS
 573     { "XBS5_ILP32_OFFBIG_LIBS", _CS_XBS5_ILP32_OFFBIG_LIBS, CONFSTR },
 574 #endif
 575 #ifdef _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
 576     { "XBS5_ILP32_OFFBIG_LINTFLAGS", _CS_XBS5_ILP32_OFFBIG_LINTFLAGS, CONFSTR },
 577 #endif
 578
 579 #ifdef _SC_XBS5_LP64_OFF64
 580     { "_XBS5_LP64_OFF64", _SC_XBS5_LP64_OFF64, SYSCONF },
 581 #endif
 582 #ifdef _CS_XBS5_LP64_OFF64_CFLAGS
 583     { "XBS5_LP64_OFF64_CFLAGS", _CS_XBS5_LP64_OFF64_CFLAGS, CONFSTR },
 584 #endif
 585 #ifdef _CS_XBS5_LP64_OFF64_LDFLAGS
 586     { "XBS5_LP64_OFF64_LDFLAGS", _CS_XBS5_LP64_OFF64_LDFLAGS, CONFSTR },
 587 #endif
 588 #ifdef _CS_XBS5_LP64_OFF64_LIBS
 589     { "XBS5_LP64_OFF64_LIBS", _CS_XBS5_LP64_OFF64_LIBS, CONFSTR },
 590 #endif
 591 #ifdef _CS_XBS5_LP64_OFF64_LINTFLAGS
 592     { "XBS5_LP64_OFF64_LINTFLAGS", _CS_XBS5_LP64_OFF64_LINTFLAGS, CONFSTR },
 593 #endif
 594
 595 #ifdef _SC_XBS5_LPBIG_OFFBIG
 596     { "_XBS5_LPBIG_OFFBIG", _SC_XBS5_LPBIG_OFFBIG, SYSCONF },
 597 #endif
 598 #ifdef _CS_XBS5_LPBIG_OFFBIG_CFLAGS
 599     { "XBS5_LPBIG_OFFBIG_CFLAGS", _CS_XBS5_LPBIG_OFFBIG_CFLAGS, CONFSTR },
 600 #endif
 601 #ifdef _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
 602     { "XBS5_LPBIG_OFFBIG_LDFLAGS", _CS_XBS5_LPBIG_OFFBIG_LDFLAGS, CONFSTR },
 603 #endif
 604 #ifdef _CS_XBS5_LPBIG_OFFBIG_LIBS
 605     { "XBS5_LPBIG_OFFBIG_LIBS", _CS_XBS5_LPBIG_OFFBIG_LIBS, CONFSTR },
 606 #endif
 607 #ifdef _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
 608     { "XBS5_LPBIG_OFFBIG_LINTFLAGS", _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS, CONFSTR },
 609 #endif
 610
 611 #ifdef _SC_V6_ILP32_OFF32
 612     { "_POSIX_V6_ILP32_OFF32", _SC_V6_ILP32_OFF32, SYSCONF },
 613 #endif
 614 #ifdef _CS_POSIX_V6_ILP32_OFF32_CFLAGS
 615     { "POSIX_V6_ILP32_OFF32_CFLAGS", _CS_POSIX_V6_ILP32_OFF32_CFLAGS, CONFSTR },
 616 #endif
 617 #ifdef _CS_POSIX_V6_ILP32_OFF32_LDFLAGS
 618     { "POSIX_V6_ILP32_OFF32_LDFLAGS", _CS_POSIX_V6_ILP32_OFF32_LDFLAGS, CONFSTR },
 619 #endif
 620 #ifdef _CS_POSIX_V6_ILP32_OFF32_LIBS
 621     { "POSIX_V6_ILP32_OFF32_LIBS", _CS_POSIX_V6_ILP32_OFF32_LIBS, CONFSTR },
 622 #endif
 623 #ifdef _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS
 624     { "POSIX_V6_ILP32_OFF32_LINTFLAGS", _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS, CONFSTR },
 625 #endif
 626
 627 #ifdef _CS_V6_WIDTH_RESTRICTED_ENVS
 628     { "_POSIX_V6_WIDTH_RESTRICTED_ENVS", _CS_V6_WIDTH_RESTRICTED_ENVS, CONFSTR },
 629     { "POSIX_V6_WIDTH_RESTRICTED_ENVS", _CS_V6_WIDTH_RESTRICTED_ENVS, CONFSTR },
 630 #endif
 631
 632 #ifdef _SC_V6_ILP32_OFFBIG
 633     { "_POSIX_V6_ILP32_OFFBIG", _SC_V6_ILP32_OFFBIG, SYSCONF },
 634 #endif
 635 #ifdef _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS
 636     { "POSIX_V6_ILP32_OFFBIG_CFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS, CONFSTR },
 637 #endif
 638 #ifdef _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS
 639     { "POSIX_V6_ILP32_OFFBIG_LDFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS, CONFSTR },
 640 #endif
 641 #ifdef _CS_POSIX_V6_ILP32_OFFBIG_LIBS
 642     { "POSIX_V6_ILP32_OFFBIG_LIBS", _CS_POSIX_V6_ILP32_OFFBIG_LIBS, CONFSTR },
 643 #endif
 644 #ifdef _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS
 645     { "POSIX_V6_ILP32_OFFBIG_LINTFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS, CONFSTR },
 646 #endif
 647
 648 #ifdef _SC_V6_LP64_OFF64
 649     { "_POSIX_V6_LP64_OFF64", _SC_V6_LP64_OFF64, SYSCONF },
 650 #endif
 651 #ifdef _CS_POSIX_V6_LP64_OFF64_CFLAGS
 652     { "POSIX_V6_LP64_OFF64_CFLAGS", _CS_POSIX_V6_LP64_OFF64_CFLAGS, CONFSTR },
 653 #endif
 654 #ifdef _CS_POSIX_V6_LP64_OFF64_LDFLAGS
 655     { "POSIX_V6_LP64_OFF64_LDFLAGS", _CS_POSIX_V6_LP64_OFF64_LDFLAGS, CONFSTR },
 656 #endif
 657 #ifdef _CS_POSIX_V6_LP64_OFF64_LIBS
 658     { "POSIX_V6_LP64_OFF64_LIBS", _CS_POSIX_V6_LP64_OFF64_LIBS, CONFSTR },
 659 #endif
 660 #ifdef _CS_POSIX_V6_LP64_OFF64_LINTFLAGS
 661     { "POSIX_V6_LP64_OFF64_LINTFLAGS", _CS_POSIX_V6_LP64_OFF64_LINTFLAGS, CONFSTR },
 662 #endif
 663
 664 #ifdef _SC_V6_LPBIG_OFFBIG
 665     { "_POSIX_V6_LPBIG_OFFBIG", _SC_V6_LPBIG_OFFBIG, SYSCONF },
 666 #endif
 667 #ifdef _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS
 668     { "POSIX_V6_LPBIG_OFFBIG_CFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS, CONFSTR },
 669 #endif
 670 #ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS
 671     { "POSIX_V6_LPBIG_OFFBIG_LDFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS, CONFSTR },
 672 #endif
 673 #ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LIBS
 674     { "POSIX_V6_LPBIG_OFFBIG_LIBS", _CS_POSIX_V6_LPBIG_OFFBIG_LIBS, CONFSTR },
 675 #endif
 676 #ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS
 677     { "POSIX_V6_LPBIG_OFFBIG_LINTFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS, CONFSTR },
 678 #endif
 679
 680 #ifdef _SC_V7_ILP32_OFF32
 681     { "_POSIX_V7_ILP32_OFF32", _SC_V7_ILP32_OFF32, SYSCONF },
 682 #endif
 683 #ifdef _CS_POSIX_V7_ILP32_OFF32_CFLAGS
 684     { "POSIX_V7_ILP32_OFF32_CFLAGS", _CS_POSIX_V7_ILP32_OFF32_CFLAGS, CONFSTR },
 685 #endif
 686 #ifdef _CS_POSIX_V7_ILP32_OFF32_LDFLAGS
 687     { "POSIX_V7_ILP32_OFF32_LDFLAGS", _CS_POSIX_V7_ILP32_OFF32_LDFLAGS, CONFSTR },
 688 #endif
 689 #ifdef _CS_POSIX_V7_ILP32_OFF32_LIBS
 690     { "POSIX_V7_ILP32_OFF32_LIBS", _CS_POSIX_V7_ILP32_OFF32_LIBS, CONFSTR },
 691 #endif
 692 #ifdef _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS
 693     { "POSIX_V7_ILP32_OFF32_LINTFLAGS", _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS, CONFSTR },
 694 #endif
 695
 696 #ifdef _CS_V7_WIDTH_RESTRICTED_ENVS
 697     { "_POSIX_V7_WIDTH_RESTRICTED_ENVS", _CS_V7_WIDTH_RESTRICTED_ENVS, CONFSTR },
 698     { "POSIX_V7_WIDTH_RESTRICTED_ENVS", _CS_V7_WIDTH_RESTRICTED_ENVS, CONFSTR },
 699 #endif
 700
 701 #ifdef _SC_V7_ILP32_OFFBIG
 702     { "_POSIX_V7_ILP32_OFFBIG", _SC_V7_ILP32_OFFBIG, SYSCONF },
 703 #endif
 704 #ifdef _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS
 705     { "POSIX_V7_ILP32_OFFBIG_CFLAGS", _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS, CONFSTR },
 706 #endif
 707 #ifdef _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS
 708     { "POSIX_V7_ILP32_OFFBIG_LDFLAGS", _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS, CONFSTR },
 709 #endif
 710 #ifdef _CS_POSIX_V7_ILP32_OFFBIG_LIBS
 711     { "POSIX_V7_ILP32_OFFBIG_LIBS", _CS_POSIX_V7_ILP32_OFFBIG_LIBS, CONFSTR },
 712 #endif
 713 #ifdef _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS
 714     { "POSIX_V7_ILP32_OFFBIG_LINTFLAGS", _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS, CONFSTR },
 715 #endif
 716
 717 #ifdef _SC_V7_LP64_OFF64
 718     { "_POSIX_V7_LP64_OFF64", _SC_V7_LP64_OFF64, SYSCONF },
 719 #endif
 720 #ifdef _CS_POSIX_V7_LP64_OFF64_CFLAGS
 721     { "POSIX_V7_LP64_OFF64_CFLAGS", _CS_POSIX_V7_LP64_OFF64_CFLAGS, CONFSTR },
 722 #endif
 723 #ifdef _CS_POSIX_V7_LP64_OFF64_LDFLAGS
 724     { "POSIX_V7_LP64_OFF64_LDFLAGS", _CS_POSIX_V7_LP64_OFF64_LDFLAGS, CONFSTR },
 725 #endif
 726 #ifdef _CS_POSIX_V7_LP64_OFF64_LIBS
 727     { "POSIX_V7_LP64_OFF64_LIBS", _CS_POSIX_V7_LP64_OFF64_LIBS, CONFSTR },
 728 #endif
 729 #ifdef _CS_POSIX_V7_LP64_OFF64_LINTFLAGS
 730     { "POSIX_V7_LP64_OFF64_LINTFLAGS", _CS_POSIX_V7_LP64_OFF64_LINTFLAGS, CONFSTR },
 731 #endif
 732
 733 #ifdef _SC_V7_LPBIG_OFFBIG
 734     { "_POSIX_V7_LPBIG_OFFBIG", _SC_V7_LPBIG_OFFBIG, SYSCONF },
 735 #endif
 736 #ifdef _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS
 737     { "POSIX_V7_LPBIG_OFFBIG_CFLAGS", _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS, CONFSTR },
 738 #endif
 739 #ifdef _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS
 740     { "POSIX_V7_LPBIG_OFFBIG_LDFLAGS", _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS, CONFSTR },
 741 #endif
 742 #ifdef _CS_POSIX_V7_LPBIG_OFFBIG_LIBS
 743     { "POSIX_V7_LPBIG_OFFBIG_LIBS", _CS_POSIX_V7_LPBIG_OFFBIG_LIBS, CONFSTR },
 744 #endif
 745 #ifdef _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS
 746     { "POSIX_V7_LPBIG_OFFBIG_LINTFLAGS", _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS, CONFSTR },
 747 #endif
 748
 749 #ifdef _SC_ADVISORY_INFO
 750     { "_POSIX_ADVISORY_INFO", _SC_ADVISORY_INFO, SYSCONF },
 751 #endif
 752 #ifdef _SC_BARRIERS
 753     { "_POSIX_BARRIERS", _SC_BARRIERS, SYSCONF },
 754 #endif
 755 #ifdef _SC_BASE
 756     { "_POSIX_BASE", _SC_BASE, SYSCONF },
 757 #endif
 758 #ifdef _SC_C_LANG_SUPPORT
 759     { "_POSIX_C_LANG_SUPPORT", _SC_C_LANG_SUPPORT, SYSCONF },
 760 #endif
 761 #ifdef _SC_C_LANG_SUPPORT_R
 762     { "_POSIX_C_LANG_SUPPORT_R", _SC_C_LANG_SUPPORT_R, SYSCONF },
 763 #endif
 764 #ifdef _SC_CLOCK_SELECTION
 765     { "_POSIX_CLOCK_SELECTION", _SC_CLOCK_SELECTION, SYSCONF },
 766 #endif
 767 #ifdef _SC_CPUTIME
 768     { "_POSIX_CPUTIME", _SC_CPUTIME, SYSCONF },
 769 #endif
 770 #ifdef _SC_THREAD_CPUTIME
 771     { "_POSIX_THREAD_CPUTIME", _SC_THREAD_CPUTIME, SYSCONF },
 772 #endif
 773 #ifdef _SC_DEVICE_SPECIFIC
 774     { "_POSIX_DEVICE_SPECIFIC", _SC_DEVICE_SPECIFIC, SYSCONF },
 775 #endif
 776 #ifdef _SC_DEVICE_SPECIFIC_R
 777     { "_POSIX_DEVICE_SPECIFIC_R", _SC_DEVICE_SPECIFIC_R, SYSCONF },
 778 #endif
 779 #ifdef _SC_FD_MGMT
 780     { "_POSIX_FD_MGMT", _SC_FD_MGMT, SYSCONF },
 781 #endif
 782 #ifdef _SC_FIFO
 783     { "_POSIX_FIFO", _SC_FIFO, SYSCONF },
 784 #endif
 785 #ifdef _SC_PIPE
 786     { "_POSIX_PIPE", _SC_PIPE, SYSCONF },
 787 #endif
 788 #ifdef _SC_FILE_ATTRIBUTES
 789     { "_POSIX_FILE_ATTRIBUTES", _SC_FILE_ATTRIBUTES, SYSCONF },
 790 #endif
 791 #ifdef _SC_FILE_LOCKING
 792     { "_POSIX_FILE_LOCKING", _SC_FILE_LOCKING, SYSCONF },
 793 #endif
 794 #ifdef _SC_FILE_SYSTEM
 795     { "_POSIX_FILE_SYSTEM", _SC_FILE_SYSTEM, SYSCONF },
 796 #endif
 797 #ifdef _SC_MONOTONIC_CLOCK
 798     { "_POSIX_MONOTONIC_CLOCK", _SC_MONOTONIC_CLOCK, SYSCONF },
 799 #endif
 800 #ifdef _SC_MULTI_PROCESS
 801     { "_POSIX_MULTI_PROCESS", _SC_MULTI_PROCESS, SYSCONF },
 802 #endif
 803 #ifdef _SC_SINGLE_PROCESS
 804     { "_POSIX_SINGLE_PROCESS", _SC_SINGLE_PROCESS, SYSCONF },
 805 #endif
 806 #ifdef _SC_NETWORKING
 807     { "_POSIX_NETWORKING", _SC_NETWORKING, SYSCONF },
 808 #endif
 809 #ifdef _SC_READER_WRITER_LOCKS
 810     { "_POSIX_READER_WRITER_LOCKS", _SC_READER_WRITER_LOCKS, SYSCONF },
 811 #endif
 812 #ifdef _SC_SPIN_LOCKS
 813     { "_POSIX_SPIN_LOCKS", _SC_SPIN_LOCKS, SYSCONF },
 814 #endif
 815 #ifdef _SC_REGEXP
 816     { "_POSIX_REGEXP", _SC_REGEXP, SYSCONF },
 817 #endif
 818 #ifdef _SC_REGEX_VERSION
 819     { "_REGEX_VERSION", _SC_REGEX_VERSION, SYSCONF },
 820 #endif
 821 #ifdef _SC_SHELL
 822     { "_POSIX_SHELL", _SC_SHELL, SYSCONF },
 823 #endif
 824 #ifdef _SC_SIGNALS
 825     { "_POSIX_SIGNALS", _SC_SIGNALS, SYSCONF },
 826 #endif
 827 #ifdef _SC_SPAWN
 828     { "_POSIX_SPAWN", _SC_SPAWN, SYSCONF },
 829 #endif
 830 #ifdef _SC_SPORADIC_SERVER
 831     { "_POSIX_SPORADIC_SERVER", _SC_SPORADIC_SERVER, SYSCONF },
 832 #endif
 833 #ifdef _SC_THREAD_SPORADIC_SERVER
 834     { "_POSIX_THREAD_SPORADIC_SERVER", _SC_THREAD_SPORADIC_SERVER, SYSCONF },
 835 #endif
 836 #ifdef _SC_SYSTEM_DATABASE
 837     { "_POSIX_SYSTEM_DATABASE", _SC_SYSTEM_DATABASE, SYSCONF },
 838 #endif
 839 #ifdef _SC_SYSTEM_DATABASE_R
 840     { "_POSIX_SYSTEM_DATABASE_R", _SC_SYSTEM_DATABASE_R, SYSCONF },
 841 #endif
 842 #ifdef _SC_TIMEOUTS
 843     { "_POSIX_TIMEOUTS", _SC_TIMEOUTS, SYSCONF },
 844 #endif
 845 #ifdef _SC_TYPED_MEMORY_OBJECTS
 846     { "_POSIX_TYPED_MEMORY_OBJECTS", _SC_TYPED_MEMORY_OBJECTS, SYSCONF },
 847 #endif
 848 #ifdef _SC_USER_GROUPS
 849     { "_POSIX_USER_GROUPS", _SC_USER_GROUPS, SYSCONF },
 850 #endif
 851 #ifdef _SC_USER_GROUPS_R
 852     { "_POSIX_USER_GROUPS_R", _SC_USER_GROUPS_R, SYSCONF },
 853 #endif
 854 #ifdef _SC_2_PBS
 855     { "POSIX2_PBS", _SC_2_PBS, SYSCONF },
 856 #endif
 857 #ifdef _SC_2_PBS_ACCOUNTING
 858     { "POSIX2_PBS_ACCOUNTING", _SC_2_PBS_ACCOUNTING, SYSCONF },
 859 #endif
 860 #ifdef _SC_2_PBS_LOCATE
 861     { "POSIX2_PBS_LOCATE", _SC_2_PBS_LOCATE, SYSCONF },
 862 #endif
 863 #ifdef _SC_2_PBS_TRACK
 864     { "POSIX2_PBS_TRACK", _SC_2_PBS_TRACK, SYSCONF },
 865 #endif
 866 #ifdef _SC_2_PBS_MESSAGE
 867     { "POSIX2_PBS_MESSAGE", _SC_2_PBS_MESSAGE, SYSCONF },
 868 #endif
 869 #ifdef _SC_SYMLOOP_MAX
 870     { "SYMLOOP_MAX", _SC_SYMLOOP_MAX, SYSCONF },
 871 #endif
 872 #ifdef _SC_STREAM_MAX
 873     { "STREAM_MAX", _SC_STREAM_MAX, SYSCONF },
 874 #endif
 875 #ifdef _SC_AIO_LISTIO_MAX
 876     { "AIO_LISTIO_MAX", _SC_AIO_LISTIO_MAX, SYSCONF },
 877 #endif
 878 #ifdef _SC_AIO_MAX
 879     { "AIO_MAX", _SC_AIO_MAX, SYSCONF },
 880 #endif
 881 #ifdef _SC_AIO_PRIO_DELTA_MAX
 882     { "AIO_PRIO_DELTA_MAX", _SC_AIO_PRIO_DELTA_MAX, SYSCONF },
 883 #endif
 884 #ifdef _SC_DELAYTIMER_MAX
 885     { "DELAYTIMER_MAX", _SC_DELAYTIMER_MAX, SYSCONF },
 886 #endif
 887 #ifdef _SC_HOST_NAME_MAX
 888     { "HOST_NAME_MAX", _SC_HOST_NAME_MAX, SYSCONF },
 889 #endif
 890 #ifdef _SC_LOGIN_NAME_MAX
 891     { "LOGIN_NAME_MAX", _SC_LOGIN_NAME_MAX, SYSCONF },
 892 #endif
 893 #ifdef _SC_MQ_OPEN_MAX
 894     { "MQ_OPEN_MAX", _SC_MQ_OPEN_MAX, SYSCONF },
 895 #endif
 896 #ifdef _SC_MQ_PRIO_MAX
 897     { "MQ_PRIO_MAX", _SC_MQ_PRIO_MAX, SYSCONF },
 898 #endif
 899 #ifdef _SC_DEVICE_IO
 900     { "_POSIX_DEVICE_IO", _SC_DEVICE_IO, SYSCONF },
 901 #endif
 902 #ifdef _SC_TRACE
 903     { "_POSIX_TRACE", _SC_TRACE, SYSCONF },
 904 #endif
 905 #ifdef _SC_TRACE_EVENT_FILTER
 906     { "_POSIX_TRACE_EVENT_FILTER", _SC_TRACE_EVENT_FILTER, SYSCONF },
 907 #endif
 908 #ifdef _SC_TRACE_INHERIT
 909     { "_POSIX_TRACE_INHERIT", _SC_TRACE_INHERIT, SYSCONF },
 910 #endif
 911 #ifdef _SC_TRACE_LOG
 912     { "_POSIX_TRACE_LOG", _SC_TRACE_LOG, SYSCONF },
 913 #endif
 914 #ifdef _SC_RTSIG_MAX
 915     { "RTSIG_MAX", _SC_RTSIG_MAX, SYSCONF },
 916 #endif
 917 #ifdef _SC_SEM_NSEMS_MAX
 918     { "SEM_NSEMS_MAX", _SC_SEM_NSEMS_MAX, SYSCONF },
 919 #endif
 920 #ifdef _SC_SEM_VALUE_MAX
 921     { "SEM_VALUE_MAX", _SC_SEM_VALUE_MAX, SYSCONF },
 922 #endif
 923 #ifdef _SC_SIGQUEUE_MAX
 924     { "SIGQUEUE_MAX", _SC_SIGQUEUE_MAX, SYSCONF },
 925 #endif
 926 #ifdef _PC_FILESIZEBITS
 927     { "FILESIZEBITS", _PC_FILESIZEBITS, PATHCONF },
 928 #endif
 929 #ifdef _PC_ALLOC_SIZE_MIN
 930     { "POSIX_ALLOC_SIZE_MIN", _PC_ALLOC_SIZE_MIN, PATHCONF },
 931 #endif
 932 #ifdef _PC_REC_INCR_XFER_SIZE
 933     { "POSIX_REC_INCR_XFER_SIZE", _PC_REC_INCR_XFER_SIZE, PATHCONF },
 934 #endif
 935 #ifdef _PC_REC_MAX_XFER_SIZE
 936     { "POSIX_REC_MAX_XFER_SIZE", _PC_REC_MAX_XFER_SIZE, PATHCONF },
 937 #endif
 938 #ifdef _PC_REC_MIN_XFER_SIZE
 939     { "POSIX_REC_MIN_XFER_SIZE", _PC_REC_MIN_XFER_SIZE, PATHCONF },
 940 #endif
 941 #ifdef _PC_REC_XFER_ALIGN
 942     { "POSIX_REC_XFER_ALIGN", _PC_REC_XFER_ALIGN, PATHCONF },
 943 #endif
 944 #ifdef _PC_SYMLINK_MAX
 945     { "SYMLINK_MAX", _PC_SYMLINK_MAX, PATHCONF },
 946 #endif
 947 #ifdef _CS_GNU_LIBC_VERSION
 948     { "GNU_LIBC_VERSION", _CS_GNU_LIBC_VERSION, CONFSTR },
 949 #endif
 950 #ifdef _CS_GNU_LIBPTHREAD_VERSION
 951     { "GNU_LIBPTHREAD_VERSION", _CS_GNU_LIBPTHREAD_VERSION, CONFSTR },
 952 #endif
 953 #ifdef _PC_2_SYMLINKS
 954     { "POSIX2_SYMLINKS", _PC_2_SYMLINKS, PATHCONF },
 955 #endif
 956
 957 #ifdef _SC_LEVEL1_ICACHE_SIZE
 958     { "LEVEL1_ICACHE_SIZE", _SC_LEVEL1_ICACHE_SIZE, SYSCONF },
 959 #endif
 960 #ifdef _SC_LEVEL1_ICACHE_ASSOC
 961     { "LEVEL1_ICACHE_ASSOC", _SC_LEVEL1_ICACHE_ASSOC, SYSCONF },
 962 #endif
 963 #ifdef _SC_LEVEL1_ICACHE_LINESIZE
 964     { "LEVEL1_ICACHE_LINESIZE", _SC_LEVEL1_ICACHE_LINESIZE, SYSCONF },
 965 #endif
 966 #ifdef _SC_LEVEL1_DCACHE_SIZE
 967     { "LEVEL1_DCACHE_SIZE", _SC_LEVEL1_DCACHE_SIZE, SYSCONF },
 968 #endif
 969 #ifdef _SC_LEVEL1_DCACHE_ASSOC
 970     { "LEVEL1_DCACHE_ASSOC", _SC_LEVEL1_DCACHE_ASSOC, SYSCONF },
 971 #endif
 972 #ifdef _SC_LEVEL1_DCACHE_LINESIZE
 973     { "LEVEL1_DCACHE_LINESIZE", _SC_LEVEL1_DCACHE_LINESIZE, SYSCONF },
 974 #endif
 975 #ifdef _SC_LEVEL2_CACHE_SIZE
 976     { "LEVEL2_CACHE_SIZE", _SC_LEVEL2_CACHE_SIZE, SYSCONF },
 977 #endif
 978 #ifdef _SC_LEVEL2_CACHE_ASSOC
 979     { "LEVEL2_CACHE_ASSOC", _SC_LEVEL2_CACHE_ASSOC, SYSCONF },
 980 #endif
 981 #ifdef _SC_LEVEL2_CACHE_LINESIZE
 982     { "LEVEL2_CACHE_LINESIZE", _SC_LEVEL2_CACHE_LINESIZE, SYSCONF },
 983 #endif
 984 #ifdef _SC_LEVEL3_CACHE_SIZE
 985     { "LEVEL3_CACHE_SIZE", _SC_LEVEL3_CACHE_SIZE, SYSCONF },
 986 #endif
 987 #ifdef _SC_LEVEL3_CACHE_ASSOC
 988     { "LEVEL3_CACHE_ASSOC", _SC_LEVEL3_CACHE_ASSOC, SYSCONF },
 989 #endif
 990 #ifdef _SC_LEVEL3_CACHE_LINESIZE
 991     { "LEVEL3_CACHE_LINESIZE", _SC_LEVEL3_CACHE_LINESIZE, SYSCONF },
 992 #endif
 993 #ifdef _SC_LEVEL4_CACHE_SIZE
 994     { "LEVEL4_CACHE_SIZE", _SC_LEVEL4_CACHE_SIZE, SYSCONF },
 995 #endif
 996 #ifdef _SC_LEVEL4_CACHE_ASSOC
 997     { "LEVEL4_CACHE_ASSOC", _SC_LEVEL4_CACHE_ASSOC, SYSCONF },
 998 #endif
 999 #ifdef _SC_LEVEL4_CACHE_LINESIZE
1000     { "LEVEL4_CACHE_LINESIZE", _SC_LEVEL4_CACHE_LINESIZE, SYSCONF },
1001 #endif
1002
1003 #ifdef _SC_IPV6
1004     { "IPV6", _SC_IPV6, SYSCONF },
1005 #endif
1006 #ifdef _SC_RAW_SOCKETS
1007     { "RAW_SOCKETS", _SC_RAW_SOCKETS, SYSCONF },
1008 #endif
1009
1010     { NULL, 0, SYSCONF }
1011   };
1012
1013
1014 static const struct { const char *name; int num; } specs[] =
1015   {
1016 #ifdef _SC_XBS5_ILP32_OFF32
1017     { "XBS5_ILP32_OFF32", _SC_XBS5_ILP32_OFF32 },
1018 #endif
1019 #ifdef _SC_XBS5_ILP32_OFFBIG
1020     { "XBS5_ILP32_OFFBIG", _SC_XBS5_ILP32_OFFBIG },
1021 #endif
1022 #ifdef _SC_XBS5_LP64_OFF64
1023     { "XBS5_LP64_OFF64", _SC_XBS5_LP64_OFF64 },
1024 #endif
1025 #ifdef _SC_XBS5_LPBIG_OFFBIG
1026     { "XBS5_LPBIG_OFFBIG", _SC_XBS5_LPBIG_OFFBIG },
1027 #endif
1028 #ifdef _SC_V6_ILP32_OFF32
1029     { "POSIX_V6_ILP32_OFF32", _SC_V6_ILP32_OFF32 },
1030 #endif
1031 #ifdef _SC_V6_ILP32_OFFBIG
1032     { "POSIX_V6_ILP32_OFFBIG", _SC_V6_ILP32_OFFBIG },
1033 #endif
1034 #ifdef _SC_V6_LP64_OFF64
1035     { "POSIX_V6_LP64_OFF64", _SC_V6_LP64_OFF64 },
1036 #endif
1037 #ifdef _SC_V6_LPBIG_OFFBIG
1038     { "POSIX_V6_LPBIG_OFFBIG", _SC_V6_LPBIG_OFFBIG },
1039 #endif
1040 #ifdef _SC_V7_ILP32_OFF32
1041     { "POSIX_V7_ILP32_OFF32", _SC_V7_ILP32_OFF32 },
1042 #endif
1043 #ifdef _SC_V7_ILP32_OFFBIG
1044     { "POSIX_V7_ILP32_OFFBIG", _SC_V7_ILP32_OFFBIG },
1045 #endif
1046 #ifdef _SC_V7_LP64_OFF64
1047     { "POSIX_V7_LP64_OFF64", _SC_V7_LP64_OFF64 },
1048 #endif
1049 #ifdef _SC_V7_LPBIG_OFFBIG
1050     { "POSIX_V7_LPBIG_OFFBIG", _SC_V7_LPBIG_OFFBIG },
1051 #endif
1052   };
1053 static const int nspecs = sizeof (specs) / sizeof (specs[0]);
1054
1055 #ifndef __UCLIBC_HAS___PROGNAME__
1056 static const char *__progname = "getconf";
1057 #endif
1058
1059 static attribute_noreturn void
1060 usage (void)
1061 {
1062   fprintf (stderr,
1063            _("Usage: %s [-v specification] variable_name [pathname]\n"),
1064            __progname);
1065   fprintf (stderr,
1066            _("       %s -a [pathname]\n"), __progname);
1067   exit (2);
1068 }
1069
1070
1071 static attribute_noreturn void
1072 print_all (const char *path)
1073 {
1074   register const struct conf *c;
1075   size_t clen;
1076   long int value;
1077   char *cvalue;
1078   for (c = vars; c->name != NULL; ++c) {
1079     printf("%-35s", c->name);
1080     switch (c->call) {
1081       case PATHCONF:
1082         value = pathconf (path, c->call_name);
1083         if (value != -1) {
1084           printf("%ld", value);
1085         }
1086         printf("\n");
1087         break;
1088       case SYSCONF:
1089         value = sysconf (c->call_name);
1090         if (value == -1l) {
1091           if (c->call_name == _SC_UINT_MAX
1092             || c->call_name == _SC_ULONG_MAX)
1093             printf ("%lu", value);
1094         }
1095         else {
1096           printf ("%ld", value);
1097         }
1098         printf ("\n");
1099         break;
1100       case CONFSTR:
1101         clen = confstr (c->call_name, (char *) NULL, 0);
1102         cvalue = (char *) malloc (clen);
1103         if (cvalue == NULL)
1104           error (3, 0, _("memory exhausted"));
1105         if (confstr (c->call_name, cvalue, clen) != clen)
1106           error (3, errno, "confstr");
1107         printf ("%.*s\n", (int) clen, cvalue);
1108         free (cvalue);
1109         break;
1110     }
1111   }
1112   exit (0);
1113 }
1114
1115 int
1116 main (int argc, char *argv[])
1117 {
1118   register const struct conf *c;
1119
1120   /* Set locale.  Do not set LC_ALL because the other categories must
1121      not be affected (according to POSIX.2).  */
1122
1123   /* Initialize the message catalog.  */
1124
1125   if (argc > 1 && strcmp (argv[1], "--version") == 0)
1126     {
1127       printf ("getconf (GNU %s) %s\n", PACKAGE, VERSION);
1128       printf ("\
1129 Copyright (C) %s Free Software Foundation, Inc.\n\
1130 This is free software; see the source for copying conditions.  There is NO\n\
1131 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
1132 ", "2009");
1133       printf ("Written by %s.\n", "Roland McGrath");
1134       return 0;
1135     }
1136
1137   if (argc > 1 && strcmp (argv[1], "--help") == 0)
1138     {
1139       printf ("\
1140 Usage: getconf [-v SPEC] VAR\n\
1141   or:  getconf [-v SPEC] PATH_VAR PATH\n\
1142 \n\
1143 Get the configuration value for variable VAR, or for variable PATH_VAR\n\
1144 for path PATH.  If SPEC is given, give values for compilation\n\
1145 environment SPEC.\n\n");
1146       fputs ("For bug reporting instructions, please see:\n\
1147 <http://www.gnu.org/software/libc/bugs.html>.\n", stdout);
1148       return 0;
1149     }
1150
1151   const char *getconf_dir = getenv ("GETCONF_DIR") ?: GETCONF_DIR;
1152   size_t getconf_dirlen = strlen (getconf_dir);
1153
1154   const char *spec = NULL;
1155   char buf[sizeof "POSIX_V6_LPBIG_OFFBIG"];
1156   char *argv0 = argv[0];
1157   if (argc > 1 && strncmp (argv[1], "-v", 2) == 0)
1158     {
1159       if (argv[1][2] == '\0')
1160         {
1161           if (argc < 3)
1162             usage ();
1163
1164           spec = argv[2];
1165           argv += 2;
1166           argc -= 2;
1167         }
1168       else
1169         {
1170           spec = &argv[1][2];
1171           argv += 1;
1172           argc += 1;
1173         }
1174     }
1175   else
1176     {
1177       char default_name[getconf_dirlen + sizeof "/default"];
1178       memcpy (mempcpy (default_name, getconf_dir, getconf_dirlen),
1179               "/default", sizeof "/default");
1180       int len = readlink (default_name, buf, sizeof buf - 1);
1181       if (len > 0)
1182         {
1183           buf[len] = '\0';
1184           spec = buf;
1185         }
1186     }
1187
1188   /* Check for the specifications we know.  */
1189   if (spec != NULL)
1190     {
1191       int i;
1192       for (i = 0; i < nspecs; ++i)
1193         if (strcmp (spec, specs[i].name) == 0)
1194           break;
1195
1196       if (i == nspecs)
1197         error (2, 0, _("unknown specification \"%s\""), spec);
1198
1199       switch (specs[i].num)
1200         {
1201 #if !defined(_XBS5_ILP32_OFF32) && defined(_SC_XBS5_ILP32_OFF32)
1202         case _SC_XBS5_ILP32_OFF32:
1203 #endif
1204 #if !defined(_XBS5_ILP32_OFFBIG) && defined(_SC_XBS5_ILP32_OFFBIG)
1205         case _SC_XBS5_ILP32_OFFBIG:
1206 #endif
1207 #if !defined(_XBS5_LP64_OFF64) && defined(_SC_XBS5_LP64_OFF64)
1208         case _SC_XBS5_LP64_OFF64:
1209 #endif
1210 #if !defined(_XBS5_LPBIG_OFFBIG) && defined(_SC_XBS5_LPBIG_OFFBIG)
1211         case _SC_XBS5_LPBIG_OFFBIG:
1212 #endif
1213 #if !defined(_POSIX_V6_ILP32_OFF32) && defined(_SC_V6_ILP32_OFF32)
1214         case _SC_V6_ILP32_OFF32:
1215 #endif
1216 #if !defined(_POSIX_V6_ILP32_OFFBIG) && defined(_SC_V6_ILP32_OFFBIG)
1217         case _SC_V6_ILP32_OFFBIG:
1218 #endif
1219 #if !defined(_POSIX_V6_LP64_OFF64) && defined(_SC_V6_LP64_OFF64)
1220         case _SC_V6_LP64_OFF64:
1221 #endif
1222 #if !defined(_POSIX_V6_LPBIG_OFFBIG) && defined(_SC_V6_LPBIG_OFFBIG)
1223         case _SC_V6_LPBIG_OFFBIG:
1224 #endif
1225 #if !defined(_POSIX_V7_ILP32_OFF32) && defined(_SC_V7_ILP32_OFF32)
1226         case _SC_V7_ILP32_OFF32:
1227 #endif
1228 #if !defined(_POSIX_V7_ILP32_OFFBIG) && defined(_SC_V7_ILP32_OFFBIG)
1229         case _SC_V7_ILP32_OFFBIG:
1230 #endif
1231 #if !defined(_POSIX_V7_LP64_OFF64) && defined(_SC_V7_LP64_OFF64)
1232         case _SC_V7_LP64_OFF64:
1233 #endif
1234 #if !defined(_POSIX_V7_LPBIG_OFFBIG) && defined(_SC_V7_LPBIG_OFFBIG)
1235         case _SC_V7_LPBIG_OFFBIG:
1236 #endif
1237             {
1238               const char *args[argc + 3];
1239               size_t spec_len = strlen (spec);
1240               char getconf_name[getconf_dirlen + 1 + spec_len + 1];
1241               memcpy (mempcpy (mempcpy (getconf_name, getconf_dir,
1242                                         getconf_dirlen),
1243                                "/", 1), spec, spec_len + 1);
1244               args[0] = argv0;
1245               args[1] = "-v";
1246               args[2] = spec;
1247               memcpy (&args[3], &argv[1], argc * sizeof (argv[1]));
1248               execv (getconf_name, (char * const *) args);
1249               error (4, errno, _("Couldn't execute %s"), getconf_name);
1250             }
1251           default:
1252             break;
1253         }
1254     }
1255
1256   if (argc > 1 && strcmp (argv[1], "-a") == 0)
1257     {
1258       if (argc == 2)
1259         print_all ("/");
1260       else if (argc == 3)
1261         print_all (argv[2]);
1262       else
1263         usage ();
1264     }
1265
1266   int ai = 1;
1267   if (argc > ai && strcmp (argv[ai], "--") == 0)
1268     ++ai;
1269
1270   if (argc - ai < 1 || argc - ai > 2)
1271     usage ();
1272
1273   for (c = vars; c->name != NULL; ++c)
1274     if (strcmp (c->name, argv[ai]) == 0
1275         || (strncmp (c->name, "_POSIX_", 7) == 0
1276             && strcmp (c->name + 7, argv[ai]) == 0))
1277       {
1278         long int value;
1279         size_t clen;
1280         char *cvalue;
1281         switch (c->call)
1282           {
1283           case PATHCONF:
1284             if (argc - ai < 2)
1285               usage ();
1286             errno = 0;
1287             value = pathconf (argv[ai + 1], c->call_name);
1288             if (value == -1)
1289               {
1290                 if (errno) {
1291                   error (3, errno, "pathconf: %s", argv[ai + 1]);
1292                 } else
1293                   puts (_("undefined"));
1294               }
1295             else
1296               printf ("%ld\n", value);
1297             exit (0);
1298
1299           case SYSCONF:
1300             if (argc - ai > 1)
1301               usage ();
1302             value = sysconf (c->call_name);
1303             if (value == -1l)
1304               {
1305                 if (c->call_name == _SC_UINT_MAX
1306                     || c->call_name == _SC_ULONG_MAX)
1307                   printf ("%lu\n", value);
1308                 else
1309                   puts (_("undefined"));
1310               }
1311             else
1312               printf ("%ld\n", value);
1313             exit (0);
1314
1315           case CONFSTR:
1316             if (argc - ai > 1)
1317               usage ();
1318             clen = confstr (c->call_name, (char *) NULL, 0);
1319             cvalue = (char *) malloc (clen);
1320             if (cvalue == NULL)
1321               error (3, 0, _("memory exhausted"));
1322
1323             if (confstr (c->call_name, cvalue, clen) != clen)
1324               error (3, errno, "confstr");
1325
1326             printf ("%.*s\n", (int) clen, cvalue);
1327             exit (0);
1328           }
1329       }
1330
1331   error (2, 0, _("Unrecognized variable `%s'"), argv[ai]);
1332   /* NOTREACHED */
1333   return 2;
1334 }