2 '') CONFIG_SH=config.sh ;;
5 '') CONFIG_H=config.h ;;
9 if test -f $CONFIG_SH; then TOP=.;
10 elif test -f ../$CONFIG_SH; then TOP=..;
11 elif test -f ../../$CONFIG_SH; then TOP=../..;
12 elif test -f ../../../$CONFIG_SH; then TOP=../../..;
13 elif test -f ../../../../$CONFIG_SH; then TOP=../../../..;
15 echo "Can't find $CONFIG_SH."; exit 1
21 */*) cd `expr X$0 : 'X\(.*\)/'` ;;
23 echo "Extracting $CONFIG_H (with variable substitutions)"
24 sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un-def!#undef!'
26 * This file was produced by running the config_h.SH script, which
27 * gets its values from $CONFIG_SH, which is generally produced by
30 * Feel free to modify any of this as the need arises. Note, however,
31 * that running config_h.SH again will wipe out any changes you've made.
32 * For a more permanent change edit $CONFIG_SH and rerun config_h.SH.
34 * \$Id: Config_h.U,v 3.0.1.5 1997/02/28 14:57:43 ram Exp $
38 * Package name : $package
39 * Source directory : $src
40 * Configuration time: $cf_time
41 * Configured by : $cf_by
42 * Target system : $myuname
49 * This symbol holds the complete pathname to the sed program.
51 #define LOC_SED "$full_sed" /**/
54 * This symbol, if defined, indicates that the alarm routine is
57 #$d_alarm HAS_ALARM /**/
60 * This symbol indicates the C compiler can check for function attributes,
61 * such as printf formats. This is normally only supported by GNU cc.
63 #$d_attribut HASATTRIBUTE /**/
65 #define __attribute__(_arg_)
69 * This symbol is defined if the bcmp() routine is available to
70 * compare blocks of memory.
72 #$d_bcmp HAS_BCMP /**/
75 * This symbol is defined if the bcopy() routine is available to
76 * copy blocks of memory.
78 #$d_bcopy HAS_BCOPY /**/
81 * This symbol is defined if the bzero() routine is available to
82 * set a memory block to 0.
84 #$d_bzero HAS_BZERO /**/
87 * This symbol, if defined, indicates that the chown routine is
90 #$d_chown HAS_CHOWN /**/
93 * This symbol, if defined, indicates that the chroot routine is
96 #$d_chroot HAS_CHROOT /**/
99 * This symbol, if defined, indicates that the chsize routine is available
100 * to truncate files. You might need a -lx to get this routine.
102 #$d_chsize HAS_CHSIZE /**/
105 * This symbol, if defined, indicates that this C compiler knows about
106 * the const type. There is no need to actually test for that symbol
107 * within your programs. The mere use of the "const" keyword will
108 * trigger the necessary tests.
110 #$d_const HASCONST /**/
116 * This symbol, if defined, indicates that the crypt routine is available
117 * to encrypt passwords and the like.
119 #$d_crypt HAS_CRYPT /**/
122 * This symbol, if defined, indicates that the cuserid routine is
123 * available to get character login names.
125 #$d_cuserid HAS_CUSERID /**/
128 * This symbol, if defined, indicates that this system's <float.h>
129 * or <limits.h> defines the symbol DBL_DIG, which is the number
130 * of significant digits in a double precision number. If this
131 * symbol is not defined, a guess of 15 is usually pretty good.
133 #$d_dbl_dig HAS_DBL_DIG /* */
136 * This symbol, if defined, indicates that the difftime routine is
139 #$d_difftime HAS_DIFFTIME /**/
142 * This symbol, if defined, indicates that the dlerror routine is
143 * available to return a string describing the last error that
144 * occurred from a call to dlopen(), dlclose() or dlsym().
146 #$d_dlerror HAS_DLERROR /**/
148 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
149 * This symbol, if defined, indicates that the bug that prevents
150 * setuid scripts from being secure is not present in this kernel.
153 * This symbol, if defined, indicates that the C program should
154 * check the script that it is executing for setuid/setgid bits, and
155 * attempt to emulate setuid/setgid on systems that have disabled
156 * setuid #! scripts because the kernel can't do it securely.
157 * It is up to the package designer to make sure that this emulation
158 * is done securely. Among other things, it should do an fstat on
159 * the script it just opened to make sure it really is a setuid/setgid
160 * script, it should make sure the arguments passed correspond exactly
161 * to the argument on the #! line, and it should not trust any
162 * subprocesses to which it must pass the filename rather than the
163 * file descriptor of the script to be executed.
165 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
166 #$d_dosuid DOSUID /**/
169 * This symbol, if defined, indicates that the dup2 routine is
170 * available to duplicate file descriptors.
172 #$d_dup2 HAS_DUP2 /**/
175 * This symbol, if defined, indicates that the fchmod routine is available
176 * to change mode of opened files. If unavailable, use chmod().
178 #$d_fchmod HAS_FCHMOD /**/
181 * This symbol, if defined, indicates that the fchown routine is available
182 * to change ownership of opened files. If unavailable, use chown().
184 #$d_fchown HAS_FCHOWN /**/
187 * This symbol, if defined, indicates to the C program that
188 * the fcntl() function exists.
190 #$d_fcntl HAS_FCNTL /**/
193 * This symbol, if defined, indicates that the fgetpos routine is
194 * available to get the file position indicator, similar to ftell().
196 #$d_fgetpos HAS_FGETPOS /**/
199 * This symbol, if defined, indicates that the flock routine is
200 * available to do file locking.
202 #$d_flock HAS_FLOCK /**/
205 * This symbol, if defined, indicates that the fork routine is
208 #$d_fork HAS_FORK /**/
211 * This symbol, if defined, indicates that the fsetpos routine is
212 * available to set the file position indicator, similar to fseek().
214 #$d_fsetpos HAS_FSETPOS /**/
217 * This symbol, if defined, indicates that the gettimeofday() system
218 * call is available for a sub-second accuracy clock. Usually, the file
219 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
220 * The type "Timeval" should be used to refer to "struct timeval".
222 #$d_gettimeod HAS_GETTIMEOFDAY /**/
223 #ifdef HAS_GETTIMEOFDAY
224 #define Timeval struct timeval /* Structure used by gettimeofday() */
228 * This symbol, if defined, indicates that the getgroups() routine is
229 * available to get the list of process groups. If unavailable, multiple
230 * groups are probably not supported.
232 #$d_getgrps HAS_GETGROUPS /**/
235 * This symbol, if defined, indicates that the getlogin routine is
236 * available to get the login name.
238 #$d_getlogin HAS_GETLOGIN /**/
241 * This symbol, if defined, indicates to the C program that
242 * the getpgid(pid) function is available to get the
245 #$d_getpgid HAS_GETPGID /**/
248 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
249 * routine is available to get the current process group.
251 #$d_getpgrp2 HAS_GETPGRP2 /**/
254 * This symbol, if defined, indicates that the getppid routine is
255 * available to get the parent process ID.
257 #$d_getppid HAS_GETPPID /**/
260 * This symbol, if defined, indicates that the getpriority routine is
261 * available to get a process's priority.
263 #$d_getprior HAS_GETPRIORITY /**/
266 * This symbol, if defined, indicates to the C program that the
267 * inet_aton() function is available to parse IP address "dotted-quad"
270 #$d_inetaton HAS_INET_ATON /**/
273 * This symbol, if defined, indicates that the killpg routine is available
274 * to kill process groups. If unavailable, you probably should use kill
275 * with a negative process number.
277 #$d_killpg HAS_KILLPG /**/
280 * This symbol, if defined, indicates that the link routine is
281 * available to create hard links.
283 #$d_link HAS_LINK /**/
286 * This symbol, if defined, indicates that the localeconv routine is
287 * available for numeric and monetary formatting conventions.
289 #$d_locconv HAS_LOCALECONV /**/
292 * This symbol, if defined, indicates that the lockf routine is
293 * available to do file locking.
295 #$d_lockf HAS_LOCKF /**/
298 * This symbol, if defined, indicates that the lstat routine is
299 * available to do file stats on symbolic links.
301 #$d_lstat HAS_LSTAT /**/
304 * This symbol, if defined, indicates that the mblen routine is available
305 * to find the number of bytes in a multibye character.
307 #$d_mblen HAS_MBLEN /**/
310 * This symbol, if defined, indicates that the mbstowcs routine is
311 * available to covert a multibyte string into a wide character string.
313 #$d_mbstowcs HAS_MBSTOWCS /**/
316 * This symbol, if defined, indicates that the mbtowc routine is available
317 * to covert a multibyte to a wide character.
319 #$d_mbtowc HAS_MBTOWC /**/
322 * This symbol, if defined, indicates that the memcmp routine is available
323 * to compare blocks of memory.
325 #$d_memcmp HAS_MEMCMP /**/
328 * This symbol, if defined, indicates that the memcpy routine is available
329 * to copy blocks of memory.
331 #$d_memcpy HAS_MEMCPY /**/
334 * This symbol, if defined, indicates that the memmove routine is available
335 * to copy potentially overlapping blocks of memory. This should be used
336 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
339 #$d_memmove HAS_MEMMOVE /**/
342 * This symbol, if defined, indicates that the memset routine is available
343 * to set blocks of memory.
345 #$d_memset HAS_MEMSET /**/
348 * This symbol, if defined, indicates that the mkdir routine is available
349 * to create directories. Otherwise you should fork off a new process to
352 #$d_mkdir HAS_MKDIR /**/
355 * This symbol, if defined, indicates that the mkfifo routine is
356 * available to create FIFOs. Otherwise, mknod should be able to
357 * do it for you. However, if mkfifo is there, mknod might require
358 * super-user privileges which mkfifo will not.
360 #$d_mkfifo HAS_MKFIFO /**/
363 * This symbol, if defined, indicates that the mktime routine is
366 #$d_mktime HAS_MKTIME /**/
369 * This symbol, if defined, indicates that the msync system call is
370 * available to synchronize a mapped file.
372 #$d_msync HAS_MSYNC /**/
375 * This symbol, if defined, indicates that the munmap system call is
376 * available to unmap a region, usually mapped by mmap().
378 #$d_munmap HAS_MUNMAP /**/
381 * This symbol, if defined, indicates that the nice routine is
384 #$d_nice HAS_NICE /**/
387 * This symbol, if defined, indicates that pathconf() is available
388 * to determine file-system related limits and options associated
389 * with a given filename.
392 * This symbol, if defined, indicates that pathconf() is available
393 * to determine file-system related limits and options associated
394 * with a given open file descriptor.
396 #$d_pathconf HAS_PATHCONF /**/
397 #$d_fpathconf HAS_FPATHCONF /**/
400 * This symbol, if defined, indicates that the pause routine is
401 * available to suspend a process until a signal is received.
403 #$d_pause HAS_PAUSE /**/
406 * This symbol, if defined, indicates that the pipe routine is
407 * available to create an inter-process channel.
409 #$d_pipe HAS_PIPE /**/
412 * This symbol, if defined, indicates that the poll routine is
413 * available to poll active file descriptors. You may safely
414 * include <poll.h> when this symbol is defined.
416 #$d_poll HAS_POLL /**/
419 * This symbol, if defined, indicates that the readdir routine is
420 * available to read directory entries. You may have to include
421 * <dirent.h>. See I_DIRENT.
423 #$d_readdir HAS_READDIR /**/
426 * This symbol, if defined, indicates that the seekdir routine is
427 * available. You may have to include <dirent.h>. See I_DIRENT.
429 #$d_seekdir HAS_SEEKDIR /**/
432 * This symbol, if defined, indicates that the telldir routine is
433 * available. You may have to include <dirent.h>. See I_DIRENT.
435 #$d_telldir HAS_TELLDIR /**/
438 * This symbol, if defined, indicates that the rewinddir routine is
439 * available. You may have to include <dirent.h>. See I_DIRENT.
441 #$d_rewinddir HAS_REWINDDIR /**/
444 * This symbol, if defined, indicates that the readlink routine is
445 * available to read the value of a symbolic link.
447 #$d_readlink HAS_READLINK /**/
450 * This symbol, if defined, indicates that the rename routine is available
451 * to rename files. Otherwise you should do the unlink(), link(), unlink()
454 #$d_rename HAS_RENAME /**/
457 * This symbol, if defined, indicates that the rmdir routine is
458 * available to remove directories. Otherwise you should fork off a
459 * new process to exec /bin/rmdir.
461 #$d_rmdir HAS_RMDIR /**/
464 * This symbol, if defined, indicates that the select routine is
465 * available to select active file descriptors. If the timeout field
466 * is used, <sys/time.h> may need to be included.
468 #$d_select HAS_SELECT /**/
471 * This symbol, if defined, indicates that the setegid routine is available
472 * to change the effective gid of the current program.
474 #$d_setegid HAS_SETEGID /**/
477 * This symbol, if defined, indicates that the seteuid routine is available
478 * to change the effective uid of the current program.
480 #$d_seteuid HAS_SETEUID /**/
483 * This symbol, if defined, indicates that the setlinebuf routine is
484 * available to change stderr or stdout from block-buffered or unbuffered
485 * to a line-buffered mode.
487 #$d_setlinebuf HAS_SETLINEBUF /**/
490 * This symbol, if defined, indicates that the setlocale routine is
491 * available to handle locale-specific ctype implementations.
493 #$d_setlocale HAS_SETLOCALE /**/
496 * This symbol, if defined, indicates that the setpgid(pid, gpid)
497 * routine is available to set process group ID.
499 #$d_setpgid HAS_SETPGID /**/
502 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
503 * routine is available to set the current process group.
505 #$d_setpgrp2 HAS_SETPGRP2 /**/
508 * This symbol, if defined, indicates that the setpriority routine is
509 * available to set a process's priority.
511 #$d_setprior HAS_SETPRIORITY /**/
514 * This symbol, if defined, indicates that the setregid routine is
515 * available to change the real and effective gid of the current
519 * This symbol, if defined, indicates that the setresgid routine is
520 * available to change the real, effective and saved gid of the current
523 #$d_setregid HAS_SETREGID /**/
524 #$d_setresgid HAS_SETRESGID /**/
527 * This symbol, if defined, indicates that the setreuid routine is
528 * available to change the real and effective uid of the current
532 * This symbol, if defined, indicates that the setresuid routine is
533 * available to change the real, effective and saved uid of the current
536 #$d_setreuid HAS_SETREUID /**/
537 #$d_setresuid HAS_SETRESUID /**/
540 * This symbol, if defined, indicates that the setrgid routine is available
541 * to change the real gid of the current program.
543 #$d_setrgid HAS_SETRGID /**/
546 * This symbol, if defined, indicates that the setruid routine is available
547 * to change the real uid of the current program.
549 #$d_setruid HAS_SETRUID /**/
552 * This symbol, if defined, indicates that the setsid routine is
553 * available to set the process group ID.
555 #$d_setsid HAS_SETSID /**/
558 * This symbol holds the return type of the shmat() system call.
559 * Usually set to 'void *' or 'char *'.
561 /* HAS_SHMAT_PROTOTYPE:
562 * This symbol, if defined, indicates that the sys/shm.h includes
563 * a prototype for shmat(). Otherwise, it is up to the program to
564 * guess one. Shmat_t shmat _((int, Shmat_t, int)) is a good guess,
565 * but not always right so it should be emitted by the program only
566 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
568 #define Shmat_t $shmattype /**/
569 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
572 * This symbol is defined to indicate that the strchr()/strrchr()
573 * functions are available for string searching. If not, try the
574 * index()/rindex() pair.
577 * This symbol is defined to indicate that the index()/rindex()
578 * functions are available for string searching.
580 #$d_strchr HAS_STRCHR /**/
581 #$d_index HAS_INDEX /**/
584 * This symbol, if defined, indicates that the strcoll routine is
585 * available to compare strings using collating information.
587 #$d_strcoll HAS_STRCOLL /**/
590 * This symbol, if defined, indicates that this C compiler knows how
591 * to copy structures. If undefined, you'll need to use a block copy
592 * routine of some sort instead.
594 #$d_strctcpy USE_STRUCT_COPY /**/
597 * This symbol, if defined, indicates that the strtod routine is
598 * available to provide better numeric string conversion than atof().
600 #$d_strtod HAS_STRTOD /**/
603 * This symbol, if defined, indicates that the strtol routine is available
604 * to provide better numeric string conversion than atoi() and friends.
606 #$d_strtol HAS_STRTOL /**/
609 * This symbol, if defined, indicates that the strtoul routine is
610 * available to provide conversion of strings to unsigned long.
612 #$d_strtoul HAS_STRTOUL /**/
615 * This symbol, if defined, indicates that the strxfrm() routine is
616 * available to transform strings.
618 #$d_strxfrm HAS_STRXFRM /**/
621 * This symbol, if defined, indicates that the symlink routine is available
622 * to create symbolic links.
624 #$d_symlink HAS_SYMLINK /**/
627 * This symbol, if defined, indicates that the syscall routine is
628 * available to call arbitrary system calls. If undefined, that's tough.
630 #$d_syscall HAS_SYSCALL /**/
633 * This symbol, if defined, indicates that sysconf() is available
634 * to determine system related limits and options.
636 #$d_sysconf HAS_SYSCONF /**/
639 * This symbol, if defined, indicates that the system routine is
640 * available to issue a shell command.
642 #$d_system HAS_SYSTEM /**/
645 * This symbol, if defined, indicates that the tcgetpgrp routine is
646 * available to get foreground process group ID.
648 #$d_tcgetpgrp HAS_TCGETPGRP /**/
651 * This symbol, if defined, indicates that the tcsetpgrp routine is
652 * available to set foreground process group ID.
654 #$d_tcsetpgrp HAS_TCSETPGRP /**/
657 * This symbol, if defined, indicates that the truncate routine is
658 * available to truncate files.
660 #$d_truncate HAS_TRUNCATE /**/
663 * This symbol, if defined, indicates that the tzname[] array is
664 * available to access timezone names.
666 #$d_tzname HAS_TZNAME /**/
669 * This symbol, if defined, indicates that the umask routine is
670 * available to set and get the value of the file creation mask.
672 #$d_umask HAS_UMASK /**/
675 * This symbol, if defined, indicates that this C compiler knows about
676 * the volatile declaration.
678 #$d_volatile HASVOLATILE /**/
684 * This symbol, if defined, indicates that wait4() exists.
686 #$d_wait4 HAS_WAIT4 /**/
689 * This symbol, if defined, indicates that the waitpid routine is
690 * available to wait for child process.
692 #$d_waitpid HAS_WAITPID /**/
695 * This symbol, if defined, indicates that the wcstombs routine is
696 * available to convert wide character strings to multibyte strings.
698 #$d_wcstombs HAS_WCSTOMBS /**/
701 * This symbol, if defined, indicates that the wctomb routine is available
702 * to covert a wide character to a multibyte.
704 #$d_wctomb HAS_WCTOMB /**/
707 * This symbol, if defined, indicates to the C program that it should
708 * include <arpa/inet.h> to get inet_addr and friends declarations.
710 #$i_arpainet I_ARPA_INET /**/
713 * This symbol, if defined, indicates that <dbm.h> exists and should
717 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
718 * should be included.
721 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
724 * This symbol, if defined, indicates to the C program that it should
725 * include <dirent.h>. Using this symbol also triggers the definition
726 * of the Direntry_t define which ends up being 'struct dirent' or
727 * 'struct direct' depending on the availability of <dirent.h>.
730 * This symbol, if defined, indicates to the C program that the length
731 * of directory entry names is provided by a d_namlen field. Otherwise
732 * you need to do strlen() on the d_name field.
735 * This symbol is set to 'struct direct' or 'struct dirent' depending on
736 * whether dirent is available or not. You should use this pseudo type to
737 * portably declare your directory entries.
739 #$i_dirent I_DIRENT /**/
740 #$d_dirnamlen DIRNAMLEN /**/
741 #define Direntry_t $direntrytype
744 * This symbol, if defined, indicates that <dlfcn.h> exists and should
747 #$i_dlfcn I_DLFCN /**/
750 * This manifest constant tells the C program to include <fcntl.h>.
752 #$i_fcntl I_FCNTL /**/
755 * This symbol, if defined, indicates to the C program that it should
756 * include <float.h> to get definition of symbols like DBL_MAX or
757 * DBL_MIN, i.e. machine dependent floating point values.
759 #$i_float I_FLOAT /**/
762 * This symbol, if defined, indicates to the C program that it should
763 * include <limits.h> to get definition of symbols like WORD_BIT or
764 * LONG_MAX, i.e. machine dependant limitations.
766 #$i_limits I_LIMITS /**/
769 * This symbol, if defined, indicates to the C program that it should
770 * include <locale.h>.
772 #$i_locale I_LOCALE /**/
775 * This symbol, if defined, indicates to the C program that it should
781 * This symbol, if defined, indicates to the C program that it should
782 * include <memory.h>.
784 #$i_memory I_MEMORY /**/
787 * This symbol, if defined, indicates that <ndbm.h> exists and should
793 * This symbol, if defined, indicates that <net/errno.h> exists and
794 * should be included.
796 #$i_neterrno I_NET_ERRNO /**/
799 * This symbol, if defined, indicates to the C program that it should
800 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
802 #$i_niin I_NETINET_IN /**/
805 * This symbol, if defined, indicates to the C program that it should
811 * This symbol, if defined, indicates that <stddef.h> exists and should
814 #$i_stddef I_STDDEF /**/
817 * This symbol, if defined, indicates that <stdlib.h> exists and should
820 #$i_stdlib I_STDLIB /**/
823 * This symbol, if defined, indicates to the C program that it should
824 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
826 #$i_string I_STRING /**/
829 * This symbol, if defined, indicates to the C program that it should
830 * include <sys/dir.h>.
832 #$i_sysdir I_SYS_DIR /**/
835 * This symbol, if defined, indicates to the C program that it should
836 * include <sys/file.h> to get definition of R_OK and friends.
838 #$i_sysfile I_SYS_FILE /**/
841 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
842 * be included. Otherwise, include <sgtty.h> or <termio.h>.
844 #$i_sysioctl I_SYS_IOCTL /**/
847 * This symbol, if defined, indicates to the C program that it should
848 * include <sys/ndir.h>.
850 #$i_sysndir I_SYS_NDIR /**/
853 * This symbol, if defined, indicates to the C program that it should
854 * include <sys/param.h>.
856 #$i_sysparam I_SYS_PARAM /**/
859 * This symbol, if defined, indicates to the C program that it should
860 * include <sys/resource.h>.
862 #$i_sysresrc I_SYS_RESOURCE /**/
865 * This symbol, if defined, indicates to the C program that it should
866 * include <sys/select.h> in order to get definition of struct timeval.
868 #$i_sysselct I_SYS_SELECT /**/
871 * This symbol, if defined, indicates to the C program that it should
872 * include <sys/stat.h>.
874 #$i_sysstat I_SYS_STAT /**/
877 * This symbol, if defined, indicates to the C program that it should
878 * include <sys/times.h>.
880 #$i_systimes I_SYS_TIMES /**/
883 * This symbol, if defined, indicates to the C program that it should
884 * include <sys/types.h>.
886 #$i_systypes I_SYS_TYPES /**/
889 * This symbol, if defined, indicates to the C program that it should
890 * include <sys/un.h> to get UNIX domain socket definitions.
892 #$i_sysun I_SYS_UN /**/
895 * This symbol, if defined, indicates to the C program that it should
896 * include <sys/wait.h>.
898 #$i_syswait I_SYS_WAIT /**/
901 * This symbol, if defined, indicates that the program should include
902 * <termio.h> rather than <sgtty.h>. There are also differences in
903 * the ioctl() calls that depend on the value of this symbol.
906 * This symbol, if defined, indicates that the program should include
907 * the POSIX termios.h rather than sgtty.h or termio.h.
908 * There are also differences in the ioctl() calls that depend on the
909 * value of this symbol.
912 * This symbol, if defined, indicates that the program should include
913 * <sgtty.h> rather than <termio.h>. There are also differences in
914 * the ioctl() calls that depend on the value of this symbol.
916 #$i_termio I_TERMIO /**/
917 #$i_termios I_TERMIOS /**/
918 #$i_sgtty I_SGTTY /**/
921 * This symbol, if defined, indicates to the C program that it should
922 * include <unistd.h>.
924 #$i_unistd I_UNISTD /**/
927 * This symbol, if defined, indicates to the C program that it should
930 #$i_utime I_UTIME /**/
933 * This symbol, if defined, indicates to the C program that it should
934 * include <values.h> to get definition of symbols like MINFLOAT or
935 * MAXLONG, i.e. machine dependant limitations. Probably, you
936 * should use <limits.h> instead, if it is available.
938 #$i_values I_VALUES /**/
941 * This symbol, if defined, indicates that <stdarg.h> exists and should
945 * This symbol, if defined, indicates to the C program that it should
946 * include <varargs.h>.
948 #$i_stdarg I_STDARG /**/
949 #$i_varargs I_VARARGS /**/
952 * This symbol, if defined, indicates to the C program that it should
955 #$i_vfork I_VFORK /**/
958 * If defined, this macro indicates that the C compiler can handle
959 * function prototypes.
962 * This macro is used to declare function parameters for folks who want
963 * to make declarations with prototypes using a different style than
964 * the above macros. Use double parentheses. For example:
966 * int main _((int argc, char *argv[]));
968 #$prototype CAN_PROTOTYPE /**/
976 * This symbol contains the full pathname to the shell used on this
977 * on this system to execute Bourne shell scripts. Usually, this will be
978 * /bin/sh, though it's possible that some systems will have /bin/ksh,
979 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
982 #define SH_PATH "$sh" /**/
985 * This symbol is defined to be the type of char used in stdio.h.
986 * It has the values "unsigned char" or "char".
988 #define STDCHAR $stdchar /**/
991 * This symbol, if defined, signifies that we our
992 * build process is a cross-compilation.
994 #$crosscompile CROSSCOMPILE /**/
997 * This symbol contains the value of sizeof(int) so that the C
998 * preprocessor can make decisions based on it.
1001 * This symbol contains the value of sizeof(long) so that the C
1002 * preprocessor can make decisions based on it.
1005 * This symbol contains the value of sizeof(short) so that the C
1006 * preprocessor can make decisions based on it.
1008 #define INTSIZE $intsize /**/
1009 #define LONGSIZE $longsize /**/
1010 #define SHORTSIZE $shortsize /**/
1013 * This symbol, if defined, signifies that the build
1014 * process will produce some binary files that are going to be
1015 * used in a cross-platform environment. This is the case for
1016 * example with the NeXT "fat" binaries that contain executables
1019 #$multiarch MULTIARCH /**/
1022 * This symbol, if defined, tells that there's a 64-bit integer type,
1023 * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one
1024 * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T.
1026 #$d_quad HAS_QUAD /**/
1028 # define Quad_t $quadtype /**/
1029 # define Uquad_t $uquadtype /**/
1030 # define QUADKIND $quadkind /**/
1031 # define QUAD_IS_INT 1
1032 # define QUAD_IS_LONG 2
1033 # define QUAD_IS_LONG_LONG 3
1034 # define QUAD_IS_INT64_T 4
1038 * This symbol, if defined, indicates that the accessx routine is
1039 * available to do extended access checks.
1041 #$d_accessx HAS_ACCESSX /**/
1044 * This symbol, if defined, indicates that the eaccess routine is
1045 * available to do extended access checks.
1047 #$d_eaccess HAS_EACCESS /**/
1050 * This symbol, if defined, indicates to the C program that it should
1051 * include <sys/access.h>.
1053 #$i_sysaccess I_SYS_ACCESS /**/
1056 * This symbol, if defined, indicates to the C program that it should
1057 * include <sys/security.h>.
1059 #$i_syssecrt I_SYS_SECURITY /**/
1062 * This symbol contains the name of the operating system, as determined
1063 * by Configure. You shouldn't rely on it too much; the specific
1064 * feature tests from Configure are generally more reliable.
1066 #define OSNAME "$osname" /**/
1069 * This symbol contains the number of bytes required to align a
1070 * double, or a long double when applicable. Usual values are 2,
1071 * 4 and 8. The default is eight, for safety.
1073 #if defined(CROSSCOMPILE) || defined(MULTIARCH)
1074 # define MEM_ALIGNBYTES 8
1076 #define MEM_ALIGNBYTES $alignbytes
1080 * This variable, if defined, holds the name of the directory in
1081 * which the user wants to put architecture-dependent public
1082 * library files for $package. It is most often a local directory
1083 * such as /usr/local/lib. Programs using this variable must be
1084 * prepared to deal with filename expansion. If ARCHLIB is the
1085 * same as PRIVLIB, it is not defined, since presumably the
1086 * program already searches PRIVLIB.
1089 * This symbol contains the ~name expanded version of ARCHLIB, to be used
1090 * in programs that are not prepared to deal with ~ expansion at run-time.
1092 #$d_archlib ARCHLIB "$archlib" /**/
1093 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
1096 * This symbol holds a string representing the architecture name.
1097 * It may be used to construct an architecture-dependant pathname
1098 * where library files may be held under a private library, for
1101 #define ARCHNAME "$archname" /**/
1104 * This symbol, if defined, indicates that the atolf routine is
1105 * available to convert strings into long doubles.
1107 #$d_atolf HAS_ATOLF /**/
1110 * This symbol, if defined, indicates that the atoll routine is
1111 * available to convert strings into long longs.
1113 #$d_atoll HAS_ATOLL /**/
1116 * This symbol holds the path of the bin directory where the package will
1117 * be installed. Program must be prepared to deal with ~name substitution.
1120 * This symbol is the filename expanded version of the BIN symbol, for
1121 * programs that do not want to deal with that at run-time.
1123 #define BIN "$bin" /**/
1124 #define BIN_EXP "$binexp" /**/
1126 /* PERL_BINCOMPAT_5005:
1127 * This symbol, if defined, indicates that this version of Perl should be
1128 * binary-compatible with Perl 5.005. This is impossible for builds
1129 * that use features like threads and multiplicity it is always $undef
1130 * for those versions.
1132 #$d_bincompat5005 PERL_BINCOMPAT_5005 /**/
1135 * This symbol holds the hexadecimal constant defined in byteorder,
1136 * i.e. 0x1234 or 0x4321, etc...
1137 * If the compiler supports cross-compiling or multiple-architecture
1138 * binaries (eg. on NeXT systems), use compiler-defined macros to
1139 * determine the byte order.
1140 * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture
1141 * Binaries (MAB) on either big endian or little endian machines.
1142 * The endian-ness is available at compile-time. This only matters
1143 * for perl, where the config.h can be generated and installed on
1144 * one system, and used by a different architecture to build an
1145 * extension. Older versions of NeXT that might not have
1146 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
1147 * so the default case (for NeXT) is big endian to catch them.
1148 * This might matter for NeXT 3.0.
1150 #if defined(CROSSCOMPILE) || defined(MULTIARCH)
1151 # ifdef __LITTLE_ENDIAN__
1153 # define BYTEORDER 0x1234
1156 # define BYTEORDER 0x12345678
1160 # ifdef __BIG_ENDIAN__
1162 # define BYTEORDER 0x4321
1165 # define BYTEORDER 0x87654321
1170 # if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__))
1171 # define BYTEORDER 0x4321
1174 #define BYTEORDER 0x$byteorder /* large digits for MSB */
1178 * This macro catenates 2 tokens together.
1181 * This macro surrounds its token with double quotes.
1184 #define CAT2(a,b) a/**/b
1185 #define STRINGIFY(a) "a"
1186 /* If you can get stringification with catify, tell me how! */
1188 #if $cpp_stuff == 42
1189 #define PeRl_CaTiFy(a, b) a ## b
1190 #define PeRl_StGiFy(a) #a
1191 /* the additional level of indirection enables these macros to be
1192 * used as arguments to other macros. See K&R 2nd ed., page 231. */
1193 #define CAT2(a,b) PeRl_CaTiFy(a,b)
1194 #define StGiFy(a) PeRl_StGiFy(a)
1195 #define STRINGIFY(a) PeRl_StGiFy(a)
1197 #if $cpp_stuff != 1 && $cpp_stuff != 42
1198 # include "Bletch: How does this C preprocessor catenate tokens?"
1202 * This symbol contains the first part of the string which will invoke
1203 * the C preprocessor on the standard input and produce to standard
1204 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
1205 * call a wrapper. See CPPRUN.
1208 * This symbol contains the second part of the string which will invoke
1209 * the C preprocessor on the standard input and produce to standard
1210 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
1211 * to specify standard input, otherwise the value is "".
1214 * This symbol contains the string which will invoke a C preprocessor on
1215 * the standard input and produce to standard output. It needs to end
1216 * with CPPLAST, after all other preprocessor flags have been specified.
1217 * The main difference with CPPSTDIN is that this program will never be a
1218 * pointer to a shell wrapper, i.e. it will be empty if no preprocessor is
1219 * available directly to the user. Note that it may well be different from
1220 * the preprocessor used to compile the C program.
1223 * This symbol is intended to be used along with CPPRUN in the same manner
1224 * symbol CPPMINUS is used with CPPSTDIN. It contains either "-" or "".
1226 #define CPPSTDIN "$cppstdin"
1227 #define CPPMINUS "$cppminus"
1228 #define CPPRUN "$cpprun"
1229 #define CPPLAST "$cpplast"
1232 * This manifest constant lets the C program know that the access()
1233 * system call is available to check for accessibility using real UID/GID.
1234 * (always present on UNIX.)
1236 #$d_access HAS_ACCESS /**/
1239 * This symbol is defined if the C compiler can cast negative
1240 * or large floating point numbers to 32-bit ints.
1242 #$d_casti32 CASTI32 /**/
1245 * This symbol is defined if the C compiler can cast negative
1246 * numbers to unsigned longs, ints and shorts.
1249 * This symbol contains flags that say what difficulties the compiler
1250 * has casting odd floating values to unsigned long:
1252 * 1 = couldn't cast < 0
1253 * 2 = couldn't cast >= 0x80000000
1254 * 4 = couldn't cast in argument expression list
1256 #$d_castneg CASTNEGFLOAT /**/
1257 #define CASTFLAGS $castflags /**/
1260 * This symbol, if defined, indicates that the closedir() routine
1261 * does not return a value.
1263 #$d_void_closedir VOID_CLOSEDIR /**/
1266 * This symbol, if defined, indicates that the C-shell exists.
1269 * This symbol, if defined, contains the full pathname of csh.
1271 #$d_csh HAS_CSH /**/
1273 #define CSH "$full_csh" /**/
1276 /* DLSYM_NEEDS_UNDERSCORE:
1277 * This symbol, if defined, indicates that we need to prepend an
1278 * underscore to the symbol name before calling dlsym(). This only
1279 * makes sense if you *have* dlsym, which we will presume is the
1280 * case if you're using dl_dlopen.xs.
1282 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
1284 /* HAS_DRAND48_PROTO:
1285 * This symbol, if defined, indicates that the system provides
1286 * a prototype for the drand48() function. Otherwise, it is up
1287 * to the program to supply one. A good guess is
1288 * extern double drand48 _((void));
1290 #$d_drand48proto HAS_DRAND48_PROTO /**/
1293 * This symbol, if defined, indicates that the getgrent routine is
1294 * available for finalizing sequential access of the group database.
1296 #$d_endgrent HAS_ENDGRENT /**/
1299 * This symbol, if defined, indicates that the endhostent() routine is
1300 * available to close whatever was being used for host queries.
1302 #$d_endhent HAS_ENDHOSTENT /**/
1305 * This symbol, if defined, indicates that the endnetent() routine is
1306 * available to close whatever was being used for network queries.
1308 #$d_endnent HAS_ENDNETENT /**/
1311 * This symbol, if defined, indicates that the endprotoent() routine is
1312 * available to close whatever was being used for protocol queries.
1314 #$d_endpent HAS_ENDPROTOENT /**/
1317 * This symbol, if defined, indicates that the getgrent routine is
1318 * available for finalizing sequential access of the passwd database.
1320 #$d_endpwent HAS_ENDPWENT /**/
1323 * This symbol, if defined, indicates that the endservent() routine is
1324 * available to close whatever was being used for service queries.
1326 #$d_endsent HAS_ENDSERVENT /**/
1329 * This symbol, when defined, indicates presence of the fd_set typedef
1332 #$d_fd_set HAS_FD_SET /**/
1335 * This symbol, if defined, indicates that the system supports filenames
1336 * longer than 14 characters.
1338 #$d_flexfnam FLEXFILENAMES /**/
1341 * This symbol will be defined if the C compiler supports fpos64_t.
1343 #$d_fpos64_t HAS_FPOS64_T /**/
1346 * This symbol, if defined, indicates that the frexpl routine is
1347 * available to break a long double floating-point number into
1348 * a normalized fraction and an integral power of 2.
1350 #$d_frexpl HAS_FREXPL /**/
1352 /* HAS_STRUCT_FS_DATA:
1353 * This symbol, if defined, indicates that the struct fs_data
1354 * to do statfs() is supported.
1356 #$d_fs_data_s HAS_STRUCT_FS_DATA /**/
1359 * This symbol, if defined, indicates that the fseeko routine is
1360 * available to fseek beyond 32 bits (useful for ILP32 hosts).
1362 #$d_fseeko HAS_FSEEKO /**/
1365 * This symbol, if defined, indicates that the fstatfs routine is
1366 * available to stat filesystems by file descriptors.
1368 #$d_fstatfs HAS_FSTATFS /**/
1371 * This symbol, if defined, indicates that the ftello routine is
1372 * available to ftell beyond 32 bits (useful for ILP32 hosts).
1374 #$d_ftello HAS_FTELLO /**/
1377 * This preprocessor macro is defined to convert a floating point
1378 * number to a string without a trailing decimal point. This
1379 * emulates the behavior of sprintf("%g"), but is sometimes much more
1380 * efficient. If gconvert() is not available, but gcvt() drops the
1381 * trailing decimal point, then gcvt() is used. If all else fails,
1382 * a macro using sprintf("%g") is used. Arguments for the Gconvert
1383 * macro are: value, number of digits, whether trailing zeros should
1384 * be retained, and the output buffer.
1385 * Possible values are:
1386 * d_Gconvert='gconvert((x),(n),(t),(b))'
1387 * d_Gconvert='gcvt((x),(n),(b))'
1388 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
1389 * The last two assume trailing zeros should not be kept.
1391 #define Gconvert(x,n,t,b) $d_Gconvert
1394 * This symbol, if defined, indicates that the getcwd routine is
1395 * available to get the current working directory.
1397 #$d_getcwd HAS_GETCWD /**/
1400 * This symbol, if defined, indicates that the getespwnam system call is
1401 * available to retrieve enchanced (shadow) password entries by name.
1403 #$d_getespwnam HAS_GETESPWNAM /**/
1406 * This symbol, if defined, indicates that the getfsstat routine is
1407 * available to stat filesystems in bulk.
1409 #$d_getfsstat HAS_GETFSSTAT /**/
1412 * This symbol, if defined, indicates that the getgrent routine is
1413 * available for sequential access of the group database.
1415 #$d_getgrent HAS_GETGRENT /**/
1417 /* HAS_GETHOSTBYADDR:
1418 * This symbol, if defined, indicates that the gethostbyaddr() routine is
1419 * available to look up hosts by their IP addresses.
1421 #$d_gethbyaddr HAS_GETHOSTBYADDR /**/
1423 /* HAS_GETHOSTBYNAME:
1424 * This symbol, if defined, indicates that the gethostbyname() routine is
1425 * available to look up host names in some data base or other.
1427 #$d_gethbyname HAS_GETHOSTBYNAME /**/
1430 * This symbol, if defined, indicates that the gethostent() routine is
1431 * available to look up host names in some data base or another.
1433 #$d_gethent HAS_GETHOSTENT /**/
1436 * This symbol, if defined, indicates that the C program may use the
1437 * gethostname() routine to derive the host name. See also HAS_UNAME
1441 * This symbol, if defined, indicates that the C program may use the
1442 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
1446 * This symbol, if defined, indicates the command to feed to the
1447 * popen() routine to derive the host name. See also HAS_GETHOSTNAME
1448 * and HAS_UNAME. Note that the command uses a fully qualified path,
1449 * so that it is safe even if used by a process with super-user
1453 * This symbol, if defined, indicates that the C program may use the
1454 * contents of PHOSTNAME as a command to feed to the popen() routine
1455 * to derive the host name.
1457 #$d_gethname HAS_GETHOSTNAME /**/
1458 #$d_uname HAS_UNAME /**/
1459 #$d_phostname HAS_PHOSTNAME /**/
1460 #ifdef HAS_PHOSTNAME
1461 #define PHOSTNAME "$aphostname" /* How to get the host name */
1464 /* HAS_GETHOST_PROTOS:
1465 * This symbol, if defined, indicates that <netdb.h> includes
1466 * prototypes for gethostent(), gethostbyname(), and
1467 * gethostbyaddr(). Otherwise, it is up to the program to guess
1468 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1470 #$d_gethostprotos HAS_GETHOST_PROTOS /**/
1473 * This symbol, if defined, indicates that the getmnt routine is
1474 * available to get filesystem mount info by filename.
1476 #$d_getmnt HAS_GETMNT /**/
1479 * This symbol, if defined, indicates that the getmntent routine is
1480 * available to iterate through mounted file systems to get their info.
1482 #$d_getmntent HAS_GETMNTENT /**/
1484 /* HAS_GETNETBYADDR:
1485 * This symbol, if defined, indicates that the getnetbyaddr() routine is
1486 * available to look up networks by their IP addresses.
1488 #$d_getnbyaddr HAS_GETNETBYADDR /**/
1490 /* HAS_GETNETBYNAME:
1491 * This symbol, if defined, indicates that the getnetbyname() routine is
1492 * available to look up networks by their names.
1494 #$d_getnbyname HAS_GETNETBYNAME /**/
1497 * This symbol, if defined, indicates that the getnetent() routine is
1498 * available to look up network names in some data base or another.
1500 #$d_getnent HAS_GETNETENT /**/
1502 /* HAS_GETNET_PROTOS:
1503 * This symbol, if defined, indicates that <netdb.h> includes
1504 * prototypes for getnetent(), getnetbyname(), and
1505 * getnetbyaddr(). Otherwise, it is up to the program to guess
1506 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1508 #$d_getnetprotos HAS_GETNET_PROTOS /**/
1511 * This symbol, if defined, indicates that the getpagesize system call
1512 * is available to get system page size, which is the granularity of
1513 * many memory management calls.
1515 #$d_getpagsz HAS_GETPAGESIZE /**/
1518 * This symbol, if defined, indicates that the getprotoent() routine is
1519 * available to look up protocols in some data base or another.
1521 #$d_getpent HAS_GETPROTOENT /**/
1523 /* HAS_GETPROTOBYNAME:
1524 * This symbol, if defined, indicates that the getprotobyname()
1525 * routine is available to look up protocols by their name.
1527 /* HAS_GETPROTOBYNUMBER:
1528 * This symbol, if defined, indicates that the getprotobynumber()
1529 * routine is available to look up protocols by their number.
1531 #$d_getpbyname HAS_GETPROTOBYNAME /**/
1532 #$d_getpbynumber HAS_GETPROTOBYNUMBER /**/
1534 /* HAS_GETPROTO_PROTOS:
1535 * This symbol, if defined, indicates that <netdb.h> includes
1536 * prototypes for getprotoent(), getprotobyname(), and
1537 * getprotobyaddr(). Otherwise, it is up to the program to guess
1538 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1540 #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/
1543 * This symbol, if defined, indicates that the getprpwnam system call is
1544 * available to retrieve protected (shadow) password entries by name.
1546 #$d_getprpwnam HAS_GETPRPWNAM /**/
1549 * This symbol, if defined, indicates that the getpwent routine is
1550 * available for sequential access of the passwd database.
1551 * If this is not available, the older getpw() function may be available.
1553 #$d_getpwent HAS_GETPWENT /**/
1556 * This symbol, if defined, indicates that the getservent() routine is
1557 * available to look up network services in some data base or another.
1559 #$d_getsent HAS_GETSERVENT /**/
1561 /* HAS_GETSERV_PROTOS:
1562 * This symbol, if defined, indicates that <netdb.h> includes
1563 * prototypes for getservent(), getservbyname(), and
1564 * getservbyaddr(). Otherwise, it is up to the program to guess
1565 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1567 #$d_getservprotos HAS_GETSERV_PROTOS /**/
1570 * This symbol, if defined, indicates that the getspnam system call is
1571 * available to retrieve SysV shadow password entries by name.
1573 #$d_getspnam HAS_GETSPNAM /**/
1575 /* HAS_GETSERVBYNAME:
1576 * This symbol, if defined, indicates that the getservbyname()
1577 * routine is available to look up services by their name.
1579 /* HAS_GETSERVBYPORT:
1580 * This symbol, if defined, indicates that the getservbyport()
1581 * routine is available to look up services by their port.
1583 #$d_getsbyname HAS_GETSERVBYNAME /**/
1584 #$d_getsbyport HAS_GETSERVBYPORT /**/
1587 * This symbol, if defined, indicates to the C program that
1588 * the GNU C library is being used.
1590 #$d_gnulibc HAS_GNULIBC /**/
1591 #if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)
1592 # define _GNU_SOURCE
1595 * This symbol, if defined, indicates that the hasmntopt routine is
1596 * available to query the mount options of file systems.
1598 #$d_hasmntopt HAS_HASMNTOPT /**/
1601 * This symbol, if defined, indicates that the htonl() routine (and
1602 * friends htons() ntohl() ntohs()) are available to do network
1603 * order byte swapping.
1606 * This symbol, if defined, indicates that the htons() routine (and
1607 * friends htonl() ntohl() ntohs()) are available to do network
1608 * order byte swapping.
1611 * This symbol, if defined, indicates that the ntohl() routine (and
1612 * friends htonl() htons() ntohs()) are available to do network
1613 * order byte swapping.
1616 * This symbol, if defined, indicates that the ntohs() routine (and
1617 * friends htonl() htons() ntohl()) are available to do network
1618 * order byte swapping.
1620 #$d_htonl HAS_HTONL /**/
1621 #$d_htonl HAS_HTONS /**/
1622 #$d_htonl HAS_NTOHL /**/
1623 #$d_htonl HAS_NTOHS /**/
1626 * This symbol, if defined, indicates that the iconv routine is
1627 * available to do character set conversions.
1629 #$d_iconv HAS_ICONV /**/
1632 * This symbol will defined if the C compiler supports int64_t.
1633 * Usually the <inttypes.h> needs to be included, but sometimes
1634 * <sys/types.h> is enough.
1636 #$d_int64_t HAS_INT64_T /**/
1639 * This manifest constant lets the C program know that isascii
1642 #$d_isascii HAS_ISASCII /**/
1645 * This symbol, if defined, indicates that the isnan routine is
1646 * available to check whether a double is a NaN.
1648 #$d_isnan HAS_ISNAN /**/
1651 * This symbol, if defined, indicates that the isnanl routine is
1652 * available to check whether a long double is a NaN.
1654 #$d_isnanl HAS_ISNANL /**/
1657 * This symbol, if defined, indicates that the lchown routine is
1658 * available to operate on a symbolic link (instead of following the
1661 #$d_lchown HAS_LCHOWN /**/
1664 * This symbol, if defined, indicates that this system's <float.h>
1665 * or <limits.h> defines the symbol LDBL_DIG, which is the number
1666 * of significant digits in a long double precision number. Unlike
1667 * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined.
1669 #$d_ldbl_dig HAS_LDBL_DIG /* */
1672 * This symbol will be defined if the C compiler supports long
1676 * This symbol contains the size of a long double, so that the
1677 * C preprocessor can make decisions based on it. It is only
1678 * defined if the system supports long doubles.
1680 #$d_longdbl HAS_LONG_DOUBLE /**/
1681 #ifdef HAS_LONG_DOUBLE
1682 #define LONG_DOUBLESIZE $longdblsize /**/
1686 * This symbol will be defined if the C compiler supports long long.
1689 * This symbol contains the size of a long long, so that the
1690 * C preprocessor can make decisions based on it. It is only
1691 * defined if the system supports long long.
1693 #$d_longlong HAS_LONG_LONG /**/
1694 #ifdef HAS_LONG_LONG
1695 #define LONGLONGSIZE $longlongsize /**/
1699 * This symbol, if defined, indicates that the system provides
1700 * a prototype for the lseek() function. Otherwise, it is up
1701 * to the program to supply one. A good guess is
1702 * extern off_t lseek(int, off_t, int);
1704 #$d_lseekproto HAS_LSEEK_PROTO /**/
1707 * This symbol, if defined, indicates that the madvise system call is
1708 * available to map a file into memory.
1710 #$d_madvise HAS_MADVISE /**/
1713 * This symbol, if defined, indicates that the memchr routine is available
1714 * to locate characters within a C string.
1716 #$d_memchr HAS_MEMCHR /**/
1719 * This symbol, if defined, indicates that the mkdtemp routine is
1720 * available to exclusively create a uniquely named temporary directory.
1722 #$d_mkdtemp HAS_MKDTEMP /**/
1725 * This symbol, if defined, indicates that the mkstemp routine is
1726 * available to exclusively create and open a uniquely named
1729 #$d_mkstemp HAS_MKSTEMP /**/
1732 * This symbol, if defined, indicates that the mkstemps routine is
1733 * available to excluslvely create and open a uniquely named
1734 * (with a suffix) temporary file.
1736 #$d_mkstemps HAS_MKSTEMPS /**/
1739 * This symbol, if defined, indicates that the mmap system call is
1740 * available to map a file into memory.
1743 * This symbol holds the return type of the mmap() system call
1744 * (and simultaneously the type of the first argument).
1745 * Usually set to 'void *' or 'cadd_t'.
1747 #$d_mmap HAS_MMAP /**/
1748 #define Mmap_t $mmaptype /**/
1751 * This symbol, if defined, indicates that the modfl routine is
1752 * available to split a long double x into a fractional part f and
1753 * an integer part i such that |f| < 1.0 and (f + i) = x.
1755 #$d_modfl HAS_MODFL /**/
1758 * This symbol, if defined, indicates that the mprotect system call is
1759 * available to modify the access protection of a memory mapped file.
1761 #$d_mprotect HAS_MPROTECT /**/
1764 * This symbol, if defined, indicates that the entire msg*(2) library is
1765 * supported (IPC mechanism based on message queues).
1767 #$d_msg HAS_MSG /**/
1770 * This symbol will be defined if the C compiler supports off64_t.
1772 #$d_off64_t HAS_OFF64_T /**/
1775 * This manifest constant lets the C program know that the three
1776 * argument form of open(2) is available.
1778 #$d_open3 HAS_OPEN3 /**/
1780 /* OLD_PTHREAD_CREATE_JOINABLE:
1781 * This symbol, if defined, indicates how to create pthread
1782 * in joinable (aka undetached) state. NOTE: not defined
1783 * if pthread.h already has defined PTHREAD_CREATE_JOINABLE
1784 * (the new version of the constant).
1785 * If defined, known values are PTHREAD_CREATE_UNDETACHED
1788 #$d_old_pthread_create_joinable OLD_PTHREAD_CREATE_JOINABLE $old_pthread_create_joinable /**/
1790 /* HAS_PTHREAD_YIELD:
1791 * This symbol, if defined, indicates that the pthread_yield
1792 * routine is available to yield the execution of the current
1793 * thread. sched_yield is preferable to pthread_yield.
1796 * This symbol defines the way to yield the execution of
1797 * the current thread. Known ways are sched_yield,
1798 * pthread_yield, and pthread_yield with NULL.
1801 * This symbol, if defined, indicates that the sched_yield
1802 * routine is available to yield the execution of the current
1803 * thread. sched_yield is preferable to pthread_yield.
1805 #$d_pthread_yield HAS_PTHREAD_YIELD /**/
1806 #define SCHED_YIELD $sched_yield /**/
1807 #$d_sched_yield HAS_SCHED_YIELD /**/
1810 * This symbol, if defined, indicates that the bcopy routine is available
1811 * to copy potentially overlapping memory blocks. Otherwise you should
1812 * probably use memmove() or memcpy(). If neither is defined, roll your
1815 #$d_safebcpy HAS_SAFE_BCOPY /**/
1818 * This symbol, if defined, indicates that the memcpy routine is available
1819 * to copy potentially overlapping memory blocks. Otherwise you should
1820 * probably use memmove() or memcpy(). If neither is defined, roll your
1823 #$d_safemcpy HAS_SAFE_MEMCPY /**/
1826 * This symbol, if defined, indicates that the memcmp routine is available
1827 * and can be used to compare relative magnitudes of chars with their high
1828 * bits set. If it is not defined, roll your own version.
1830 #$d_sanemcmp HAS_SANE_MEMCMP /**/
1833 * This symbol, if defined, indicates that the entire sem*(2) library is
1836 #$d_sem HAS_SEM /**/
1839 * This symbol, if defined, indicates that the setgrent routine is
1840 * available for initializing sequential access of the group database.
1842 #$d_setgrent HAS_SETGRENT /**/
1845 * This symbol, if defined, indicates that the setgroups() routine is
1846 * available to set the list of process groups. If unavailable, multiple
1847 * groups are probably not supported.
1849 #$d_setgrps HAS_SETGROUPS /**/
1852 * This symbol, if defined, indicates that the sethostent() routine is
1855 #$d_sethent HAS_SETHOSTENT /**/
1858 * This symbol, if defined, indicates that the setnetent() routine is
1861 #$d_setnent HAS_SETNETENT /**/
1864 * This symbol, if defined, indicates that the setprotoent() routine is
1867 #$d_setpent HAS_SETPROTOENT /**/
1869 /* HAS_SETPROCTITLE:
1870 * This symbol, if defined, indicates that the setproctitle routine is
1871 * available to set process title.
1873 #$d_setproctitle HAS_SETPROCTITLE /**/
1876 * This symbol, if defined, indicates that the setpwent routine is
1877 * available for initializing sequential access of the passwd database.
1879 #$d_setpwent HAS_SETPWENT /**/
1882 * This symbol, if defined, indicates that the setservent() routine is
1885 #$d_setsent HAS_SETSERVENT /**/
1888 * This symbol, if defined, indicates that the setvbuf routine is
1889 * available to change buffering on an open stdio stream.
1890 * to a line-buffered mode.
1892 #$d_setvbuf HAS_SETVBUF /**/
1895 * This symbol, if defined, indicates that sfio should
1898 #$d_sfio USE_SFIO /**/
1901 * This symbol, if defined, indicates that the entire shm*(2) library is
1904 #$d_shm HAS_SHM /**/
1907 * This symbol, if defined, indicates that Vr4's sigaction() routine
1910 #$d_sigaction HAS_SIGACTION /**/
1913 * This variable indicates to the C program that the sigsetjmp()
1914 * routine is available to save the calling process's registers
1915 * and stack environment for later use by siglongjmp(), and
1916 * to optionally save the process's signal mask. See
1917 * Sigjmp_buf, Sigsetjmp, and Siglongjmp.
1920 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
1923 * This macro is used in the same way as sigsetjmp(), but will invoke
1924 * traditional setjmp() if sigsetjmp isn't available.
1925 * See HAS_SIGSETJMP.
1928 * This macro is used in the same way as siglongjmp(), but will invoke
1929 * traditional longjmp() if siglongjmp isn't available.
1930 * See HAS_SIGSETJMP.
1932 #$d_sigsetjmp HAS_SIGSETJMP /**/
1933 #ifdef HAS_SIGSETJMP
1934 #define Sigjmp_buf sigjmp_buf
1935 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
1936 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
1938 #define Sigjmp_buf jmp_buf
1939 #define Sigsetjmp(buf,save_mask) setjmp((buf))
1940 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
1944 * This symbol, if defined, indicates that the BSD socket interface is
1948 * This symbol, if defined, indicates that the BSD socketpair() call is
1952 * This symbol, if defined, indicates that the MSG_CTRUNC is supported.
1953 * Checking just with #ifdef might not be enough because this symbol
1954 * has been known to be an enum.
1956 /* HAS_MSG_DONTROUTE:
1957 * This symbol, if defined, indicates that the MSG_DONTROUTE is supported.
1958 * Checking just with #ifdef might not be enough because this symbol
1959 * has been known to be an enum.
1962 * This symbol, if defined, indicates that the MSG_OOB is supported.
1963 * Checking just with #ifdef might not be enough because this symbol
1964 * has been known to be an enum.
1967 * This symbol, if defined, indicates that the MSG_PEEK is supported.
1968 * Checking just with #ifdef might not be enough because this symbol
1969 * has been known to be an enum.
1972 * This symbol, if defined, indicates that the MSG_PROXY is supported.
1973 * Checking just with #ifdef might not be enough because this symbol
1974 * has been known to be an enum.
1977 * This symbol, if defined, indicates that the SCM_RIGHTS is supported.
1978 * Checking just with #ifdef might not be enough because this symbol
1979 * has been known to be an enum.
1981 #$d_socket HAS_SOCKET /**/
1982 #$d_sockpair HAS_SOCKETPAIR /**/
1983 #$d_msg_ctrunc HAS_MSG_CTRUNC /**/
1984 #$d_msg_dontroute HAS_MSG_DONTROUTE /**/
1985 #$d_msg_oob HAS_MSG_OOB /**/
1986 #$d_msg_peek HAS_MSG_PEEK /**/
1987 #$d_msg_proxy HAS_MSG_PROXY /**/
1988 #$d_scm_rights HAS_SCM_RIGHTS /**/
1991 * This symbol, if defined, indicates that the socks5_init routine is
1992 * available to initialize SOCKS 5.
1994 #$d_socks5_init HAS_SOCKS5_INIT /**/
1997 * This symbol, if defined, indicates that the sqrtl routine is
1998 * available to do long double square roots.
2000 #$d_sqrtl HAS_SQRTL /**/
2003 * This symbol is defined if this system has a stat structure declaring
2004 * st_blksize and st_blocks.
2006 #ifndef USE_STAT_BLOCKS
2007 #$d_statblks USE_STAT_BLOCKS /**/
2010 /* HAS_STRUCT_STATFS_F_FLAGS:
2011 * This symbol, if defined, indicates that the struct statfs
2012 * does have the f_flags member containing the mount flags of
2013 * the filesystem containing the file.
2014 * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
2015 * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
2016 * have statfs() and struct statfs, they have ustat() and getmnt()
2017 * with struct ustat and struct fs_data.
2019 #$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/
2021 /* HAS_STRUCT_STATFS:
2022 * This symbol, if defined, indicates that the struct statfs
2023 * to do statfs() is supported.
2025 #$d_statfs_s HAS_STRUCT_STATFS /**/
2028 * This symbol, if defined, indicates that the fstatvfs routine is
2029 * available to stat filesystems by file descriptors.
2031 #$d_fstatvfs HAS_FSTATVFS /**/
2034 * This symbol is defined if the _ptr and _cnt fields (or similar)
2035 * of the stdio FILE structure can be used to access the stdio buffer
2036 * for a file handle. If this is defined, then the FILE_ptr(fp)
2037 * and FILE_cnt(fp) macros will also be defined and should be used
2038 * to access these fields.
2041 * This macro is used to access the _ptr field (or equivalent) of the
2042 * FILE structure pointed to by its argument. This macro will always be
2043 * defined if USE_STDIO_PTR is defined.
2045 /* STDIO_PTR_LVALUE:
2046 * This symbol is defined if the FILE_ptr macro can be used as an
2050 * This macro is used to access the _cnt field (or equivalent) of the
2051 * FILE structure pointed to by its argument. This macro will always be
2052 * defined if USE_STDIO_PTR is defined.
2054 /* STDIO_CNT_LVALUE:
2055 * This symbol is defined if the FILE_cnt macro can be used as an
2058 /* STDIO_PTR_LVAL_SETS_CNT:
2059 * This symbol is defined if using the FILE_ptr macro as an lvalue
2060 * to increase the pointer by n has the side effect of decreasing the
2061 * value of File_cnt(fp) by n.
2063 /* STDIO_PTR_LVAL_NOCHANGE_CNT:
2064 * This symbol is defined if using the FILE_ptr macro as an lvalue
2065 * to increase the pointer by n leaves File_cnt(fp) unchanged.
2067 #$d_stdstdio USE_STDIO_PTR /**/
2068 #ifdef USE_STDIO_PTR
2069 #define FILE_ptr(fp) $stdio_ptr
2070 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
2071 #define FILE_cnt(fp) $stdio_cnt
2072 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
2073 #$d_stdio_ptr_lval_sets_cnt STDIO_PTR_LVAL_SETS_CNT /**/
2074 #$d_stdio_ptr_lval_nochange_cnt STDIO_PTR_LVAL_NOCHANGE_CNT /**/
2078 * This symbol is defined if the _base field (or similar) of the
2079 * stdio FILE structure can be used to access the stdio buffer for
2080 * a file handle. If this is defined, then the FILE_base(fp) macro
2081 * will also be defined and should be used to access this field.
2082 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
2083 * to determine the number of bytes in the buffer. USE_STDIO_BASE
2084 * will never be defined unless USE_STDIO_PTR is.
2087 * This macro is used to access the _base field (or equivalent) of the
2088 * FILE structure pointed to by its argument. This macro will always be
2089 * defined if USE_STDIO_BASE is defined.
2092 * This macro is used to determine the number of bytes in the I/O
2093 * buffer pointed to by _base field (or equivalent) of the FILE
2094 * structure pointed to its argument. This macro will always be defined
2095 * if USE_STDIO_BASE is defined.
2097 #$d_stdiobase USE_STDIO_BASE /**/
2098 #ifdef USE_STDIO_BASE
2099 #define FILE_base(fp) $stdio_base
2100 #define FILE_bufsiz(fp) $stdio_bufsiz
2104 * This symbol, if defined, indicates that the strerror routine is
2105 * available to translate error numbers to strings. See the writeup
2106 * of Strerror() in this file before you try to define your own.
2109 * This symbol, if defined, indicates that the sys_errlist array is
2110 * available to translate error numbers to strings. The extern int
2111 * sys_nerr gives the size of that table.
2114 * This preprocessor symbol is defined as a macro if strerror() is
2115 * not available to translate error numbers to strings but sys_errlist[]
2118 #$d_strerror HAS_STRERROR /**/
2119 #$d_syserrlst HAS_SYS_ERRLIST /**/
2120 #define Strerror(e) $d_strerrm
2123 * This symbol, if defined, indicates that the strtold routine is
2124 * available to convert strings to long doubles.
2126 #$d_strtold HAS_STRTOLD /**/
2129 * This symbol, if defined, indicates that the strtoll routine is
2130 * available to convert strings to long longs.
2132 #$d_strtoll HAS_STRTOLL /**/
2135 * This symbol, if defined, indicates that the strtoull routine is
2136 * available to convert strings to unsigned long longs.
2138 #$d_strtoull HAS_STRTOULL /**/
2141 * This symbol, if defined, indicates that the strtouq routine is
2142 * available to convert strings to unsigned long longs (quads).
2144 #$d_strtouq HAS_STRTOUQ /**/
2146 /* HAS_TELLDIR_PROTO:
2147 * This symbol, if defined, indicates that the system provides
2148 * a prototype for the telldir() function. Otherwise, it is up
2149 * to the program to supply one. A good guess is
2150 * extern long telldir _((DIR*));
2152 #$d_telldirproto HAS_TELLDIR_PROTO /**/
2155 * This symbol holds the type returned by time(). It can be long,
2156 * or time_t on BSD sites (in which case <sys/types.h> should be
2159 #define Time_t $timetype /* Time type */
2162 * This symbol, if defined, indicates that the times() routine exists.
2163 * Note that this became obsolete on some systems (SUNOS), which now
2164 * use getrusage(). It may be necessary to include <sys/times.h>.
2166 #$d_times HAS_TIMES /**/
2169 * This symbol, if defined, indicates that the union semun is
2170 * defined by including <sys/sem.h>. If not, the user code
2171 * probably needs to define it as:
2174 * struct semid_ds *buf;
2175 * unsigned short *array;
2178 /* USE_SEMCTL_SEMUN:
2179 * This symbol, if defined, indicates that union semun is
2180 * used for semctl IPC_STAT.
2182 /* USE_SEMCTL_SEMID_DS:
2183 * This symbol, if defined, indicates that struct semid_ds * is
2184 * used for semctl IPC_STAT.
2186 #$d_union_semun HAS_UNION_SEMUN /**/
2187 #$d_semctl_semun USE_SEMCTL_SEMUN /**/
2188 #$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/
2191 * This symbol, if defined, indicates that the ustat system call is
2192 * available to query file system statistics by dev_t.
2194 #$d_ustat HAS_USTAT /**/
2197 * This symbol, if defined, indicates that vfork() exists.
2199 #$d_vfork HAS_VFORK /**/
2202 * This symbol's value is either "void" or "int", corresponding to the
2203 * appropriate return type of a signal handler. Thus, you can declare
2204 * a signal handler using "Signal_t (*handler)()", and define the
2205 * handler using "Signal_t handler(sig)".
2207 #define Signal_t $signal_t /* Signal handler's return type */
2210 * This symbol, if defined, indicates that the vprintf routine is available
2211 * to printf with a pointer to an argument list. If unavailable, you
2212 * may need to write your own, probably in terms of _doprnt().
2214 /* USE_CHAR_VSPRINTF:
2215 * This symbol is defined if this system has vsprintf() returning type
2216 * (char*). The trend seems to be to declare it as "int vsprintf()". It
2217 * is up to the package author to declare vsprintf correctly based on the
2220 #$d_vprintf HAS_VPRINTF /**/
2221 #$d_charvspr USE_CHAR_VSPRINTF /**/
2223 /* USE_DYNAMIC_LOADING:
2224 * This symbol, if defined, indicates that dynamic loading of
2225 * some sort is available.
2227 #$usedl USE_DYNAMIC_LOADING /**/
2230 * This symbol contains the size of a double, so that the C preprocessor
2231 * can make decisions based on it.
2233 #define DOUBLESIZE $doublesize /**/
2236 * This symbol, if defined, indicates that this system uses
2239 #$ebcdic EBCDIC /**/
2242 * This symbol, if defined, tells that fflush(NULL) does flush
2243 * all pending stdio output.
2246 * This symbol, if defined, tells that to flush
2247 * all pending stdio output one must loop through all
2248 * the stdio file handles stored in an array and fflush them.
2249 * Note that if fflushNULL is defined, fflushall will not
2250 * even be probed for and will be left undefined.
2252 #$fflushNULL FFLUSH_NULL /**/
2253 #$fflushall FFLUSH_ALL /**/
2256 * This symbol holds the type used to declare file positions in libc.
2257 * It can be fpos_t, long, uint, etc... It may be necessary to include
2258 * <sys/types.h> to get any typedef'ed information.
2260 #define Fpos_t $fpostype /* File position type */
2263 * This symbol defines the format string used for printing a Gid_t.
2265 #define Gid_t_f $gidformat /**/
2268 * This symbol holds the signedess of a Gid_t.
2269 * 1 for unsigned, -1 for signed.
2271 #define Gid_t_sign $gidsign /* GID sign */
2274 * This symbol holds the size of a Gid_t in bytes.
2276 #define Gid_t_size $gidsize /* GID size */
2279 * This symbol holds the return type of getgid() and the type of
2280 * argument to setrgid() and related functions. Typically,
2281 * it is the type of group ids in the kernel. It can be int, ushort,
2282 * gid_t, etc... It may be necessary to include <sys/types.h> to get
2283 * any typedef'ed information.
2285 #define Gid_t $gidtype /* Type for getgid(), etc... */
2288 * This symbol holds the type used for the second argument to
2289 * getgroups() and setgroups(). Usually, this is the same as
2290 * gidtype (gid_t) , but sometimes it isn't.
2291 * It can be int, ushort, gid_t, etc...
2292 * It may be necessary to include <sys/types.h> to get any
2293 * typedef'ed information. This is only required if you have
2294 * getgroups() or setgroups()..
2296 #if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
2297 #define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */
2301 * This symbol contains the type of the prefix structure element
2302 * in the <db.h> header file. In older versions of DB, it was
2303 * int, while in newer ones it is u_int32_t.
2306 * This symbol contains the type of the prefix structure element
2307 * in the <db.h> header file. In older versions of DB, it was
2308 * int, while in newer ones it is size_t.
2310 #define DB_Hash_t $db_hashtype /**/
2311 #define DB_Prefix_t $db_prefixtype /**/
2314 * This symbol, if defined, indicates to the C program that it should
2318 * This symbol, if defined, indicates to the C program that struct group
2319 * in <grp.h> contains gr_passwd.
2322 #$d_grpasswd GRPASSWD /**/
2325 * This symbol, if defined, indicates that <iconv.h> exists and
2326 * should be included.
2328 #$i_iconv I_ICONV /**/
2331 * This symbol, if defined, indicates that <ieeefp.h> exists and
2332 * should be included.
2334 #$i_ieeefp I_IEEEFP /**/
2337 * This symbol, if defined, indicates to the C program that it should
2338 * include <inttypes.h>.
2340 #$i_inttypes I_INTTYPES /**/
2343 * This symbol, if defined, indicates that <libutil.h> exists and
2344 * should be included.
2346 #$i_libutil I_LIBUTIL /**/
2349 * This symbol, if defined, indicates to the C program that it should
2350 * include <mach/cthreads.h>.
2352 #$i_machcthr I_MACH_CTHREADS /**/
2355 * This symbol, if defined, indicates that <mntent.h> exists and
2356 * should be included.
2358 #$i_mntent I_MNTENT /**/
2361 * This symbol, if defined, indicates that <netdb.h> exists and
2362 * should be included.
2364 #$i_netdb I_NETDB /**/
2367 * This symbol, if defined, indicates to the C program that it should
2368 * include <netinet/tcp.h>.
2370 #$i_netinettcp I_NETINET_TCP /**/
2373 * This symbol, if defined, indicates that <poll.h> exists and
2374 * should be included.
2376 #$i_poll I_POLL /**/
2379 * This symbol, if defined, indicates that <prot.h> exists and
2380 * should be included.
2382 #$i_prot I_PROT /**/
2385 * This symbol, if defined, indicates to the C program that it should
2386 * include <pthread.h>.
2388 #$i_pthread I_PTHREAD /**/
2391 * This symbol, if defined, indicates to the C program that it should
2395 * This symbol, if defined, indicates to the C program that struct passwd
2396 * contains pw_quota.
2399 * This symbol, if defined, indicates to the C program that struct passwd
2403 * This symbol, if defined, indicates to the C program that struct passwd
2404 * contains pw_change.
2407 * This symbol, if defined, indicates to the C program that struct passwd
2408 * contains pw_class.
2411 * This symbol, if defined, indicates to the C program that struct passwd
2412 * contains pw_expire.
2415 * This symbol, if defined, indicates to the C program that struct passwd
2416 * contains pw_comment.
2419 * This symbol, if defined, indicates to the C program that struct passwd
2420 * contains pw_gecos.
2423 * This symbol, if defined, indicates to the C program that struct passwd
2424 * contains pw_passwd.
2427 #$d_pwquota PWQUOTA /**/
2428 #$d_pwage PWAGE /**/
2429 #$d_pwchange PWCHANGE /**/
2430 #$d_pwclass PWCLASS /**/
2431 #$d_pwexpire PWEXPIRE /**/
2432 #$d_pwcomment PWCOMMENT /**/
2433 #$d_pwgecos PWGECOS /**/
2434 #$d_pwpasswd PWPASSWD /**/
2437 * This symbol, if defined, indicates that <shadow.h> exists and
2438 * should be included.
2440 #$i_shadow I_SHADOW /**/
2443 * This symbol, if defined, indicates that <socks.h> exists and
2444 * should be included.
2446 #$i_socks I_SOCKS /**/
2449 * This symbol, if defined, indicates that <sunmath.h> exists and
2450 * should be included.
2452 #$i_sunmath I_SUNMATH /**/
2455 * This symbol, if defined, indicates that <syslog.h> exists and
2456 * should be included.
2458 #$i_syslog I_SYSLOG /**/
2461 * This symbol, if defined, indicates that <sys/mode.h> exists and
2462 * should be included.
2464 #$i_sysmode I_SYSMODE /**/
2467 * This symbol, if defined, indicates that <sys/mount.h> exists and
2468 * should be included.
2470 #$i_sysmount I_SYS_MOUNT /**/
2473 * This symbol, if defined, indicates that <sys/statfs.h> exists.
2475 #$i_sysstatfs I_SYS_STATFS /**/
2478 * This symbol, if defined, indicates that <sys/statvfs.h> exists and
2479 * should be included.
2481 #$i_sysstatvfs I_SYS_STATVFS /**/
2484 * This symbol, if defined, indicates that <sys/uio.h> exists and
2485 * should be included.
2487 #$i_sysuio I_SYSUIO /**/
2490 * This symbol, if defined, indicates that <sys/utsname.h> exists and
2491 * should be included.
2493 #$i_sysutsname I_SYSUTSNAME /**/
2496 * This symbol, if defined, indicates that <sys/vfs.h> exists and
2497 * should be included.
2499 #$i_sysvfs I_SYS_VFS /**/
2502 * This symbol, if defined, indicates to the C program that it should
2506 * This symbol, if defined, indicates to the C program that it should
2507 * include <sys/time.h>.
2509 /* I_SYS_TIME_KERNEL:
2510 * This symbol, if defined, indicates to the C program that it should
2511 * include <sys/time.h> with KERNEL defined.
2513 #$i_time I_TIME /**/
2514 #$i_systime I_SYS_TIME /**/
2515 #$i_systimek I_SYS_TIME_KERNEL /**/
2518 * This symbol, if defined, indicates that <ustat.h> exists and
2519 * should be included.
2521 #$i_ustat I_USTAT /**/
2523 /* PERL_INC_VERSION_LIST:
2524 * This variable specifies the list of subdirectories in over
2525 * which perl.c:incpush() and lib/lib.pm will automatically
2526 * search when adding directories to @INC, in a format suitable
2527 * for a C initialization string. See the inc_version_list entry
2528 * in Porting/Glossary for more details.
2530 #define PERL_INC_VERSION_LIST $inc_version_list_init /**/
2532 /* INSTALL_USR_BIN_PERL:
2533 * This symbol, if defined, indicates that Perl is to be installed
2534 * also as /usr/bin/perl.
2536 #$installusrbinperl INSTALL_USR_BIN_PERL /**/
2539 * This symbol, if defined, contains the string used by stdio to
2540 * format long doubles (format 'f') for output.
2543 * This symbol, if defined, contains the string used by stdio to
2544 * format long doubles (format 'g') for output.
2547 * This symbol, if defined, contains the string used by stdio to
2548 * format long doubles (format 'e') for output.
2551 * This symbol, if defined, contains the string used by stdio to
2552 * format long doubles (format 'f') for input.
2554 #$d_PRIfldbl PERL_PRIfldbl $sPRIfldbl /**/
2555 #$d_PRIgldbl PERL_PRIgldbl $sPRIgldbl /**/
2556 #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/
2557 #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/
2560 * This symbol holds the type used to declare offsets in the kernel.
2561 * It can be int, long, off_t, etc... It may be necessary to include
2562 * <sys/types.h> to get any typedef'ed information.
2565 * This symbol holds the number of bytes used by the Off_t.
2568 * This symbol holds the number of bytes used by the Off_t.
2570 #define Off_t $lseektype /* <offset> type */
2571 #define LSEEKSIZE $lseeksize /* <offset> size */
2572 #define Off_t_size $lseeksize /* <offset> size */
2575 * This variable contains the return type of free(). It is usually
2576 * void, but occasionally int.
2579 * This symbol is the type of pointer returned by malloc and realloc.
2581 #define Malloc_t $malloctype /**/
2582 #define Free_t $freetype /**/
2585 * This symbol, if defined, indicates that we're using our own malloc.
2587 #$d_mymalloc MYMALLOC /**/
2590 * This symbol holds the type used to declare file modes
2591 * for systems calls. It is usually mode_t, but may be
2592 * int or unsigned short. It may be necessary to include <sys/types.h>
2593 * to get any typedef'ed information.
2595 #define Mode_t $modetype /* file mode parameter for system calls */
2598 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
2599 * non-blocking I/O for the file descriptor. Note that there is no way
2600 * back, i.e. you cannot turn it blocking again this way. If you wish to
2601 * alternatively switch between blocking and non-blocking, use the
2602 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
2605 * This symbol holds the errno error code set by read() when no data was
2606 * present on the non-blocking file descriptor.
2609 * This symbol holds the return code from read() when no data is present
2610 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
2611 * not defined, then you can't distinguish between no data and EOF by
2612 * issuing a read(). You'll have to find another way to tell for sure!
2615 * This symbol, if defined, indicates to the C program that a read() on
2616 * a non-blocking file descriptor will return 0 on EOF, and not the value
2617 * held in RD_NODATA (-1 usually, in that case!).
2619 #define VAL_O_NONBLOCK $o_nonblock
2620 #define VAL_EAGAIN $eagain
2621 #define RD_NODATA $rd_nodata
2622 #$d_eofnblk EOF_NONBLOCK
2625 * This symbol holds the type used for the 1st argument
2626 * to gethostbyaddr().
2629 * This symbol holds the type used for the 2nd argument
2630 * to gethostbyaddr().
2633 * This symbol holds the type used for the argument to
2637 * This symbol holds the type used for the 1st argument to
2640 #define Netdb_host_t $netdb_host_type /**/
2641 #define Netdb_hlen_t $netdb_hlen_type /**/
2642 #define Netdb_name_t $netdb_name_type /**/
2643 #define Netdb_net_t $netdb_net_type /**/
2645 /* PERL_OTHERLIBDIRS:
2646 * This variable contains a colon-separated set of paths for the perl
2647 * binary to search for additional library files or modules.
2648 * These directories will be tacked to the end of @INC.
2649 * Perl will automatically search below each path for version-
2650 * and architecture-specific directories. See PERL_INC_VERSION_LIST
2653 #$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/
2656 * This symbol defines the C type used for Perl's IV.
2659 * This symbol defines the C type used for Perl's UV.
2662 * This symbol defines the C type used for Perl's I8.
2665 * This symbol defines the C type used for Perl's U8.
2668 * This symbol defines the C type used for Perl's I16.
2671 * This symbol defines the C type used for Perl's U16.
2674 * This symbol defines the C type used for Perl's I32.
2677 * This symbol defines the C type used for Perl's U32.
2680 * This symbol defines the C type used for Perl's I64.
2683 * This symbol defines the C type used for Perl's U64.
2686 * This symbol defines the C type used for Perl's NV.
2689 * This symbol contains the sizeof(IV).
2692 * This symbol contains the sizeof(UV).
2695 * This symbol contains the sizeof(I8).
2698 * This symbol contains the sizeof(U8).
2701 * This symbol contains the sizeof(I16).
2704 * This symbol contains the sizeof(U16).
2707 * This symbol contains the sizeof(I32).
2710 * This symbol contains the sizeof(U32).
2713 * This symbol contains the sizeof(I64).
2716 * This symbol contains the sizeof(U64).
2719 * This symbol contains the sizeof(NV).
2722 * This symbol, if defined, indicates that a variable of type NVTYPE
2723 * can preserve all the bits of a variable of type UVTYPE.
2725 /* NV_PRESERVES_UV_BITS:
2726 * This symbol contains the number of bits a variable of type NVTYPE
2727 * can preserve of a variable of type UVTYPE.
2729 #define IVTYPE $ivtype /**/
2730 #define UVTYPE $uvtype /**/
2731 #define I8TYPE $i8type /**/
2732 #define U8TYPE $u8type /**/
2733 #define I16TYPE $i16type /**/
2734 #define U16TYPE $u16type /**/
2735 #define I32TYPE $i32type /**/
2736 #define U32TYPE $u32type /**/
2738 #define I64TYPE $i64type /**/
2739 #define U64TYPE $u64type /**/
2741 #define NVTYPE $nvtype /**/
2742 #define IVSIZE $ivsize /**/
2743 #define UVSIZE $uvsize /**/
2744 #define I8SIZE $i8size /**/
2745 #define U8SIZE $u8size /**/
2746 #define I16SIZE $i16size /**/
2747 #define U16SIZE $u16size /**/
2748 #define I32SIZE $i32size /**/
2749 #define U32SIZE $u32size /**/
2751 #define I64SIZE $i64size /**/
2752 #define U64SIZE $u64size /**/
2754 #define NVSIZE $nvsize /**/
2755 #$d_nv_preserves_uv NV_PRESERVES_UV
2756 #define NV_PRESERVES_UV_BITS $d_nv_preserves_uv_bits
2759 * This symbol defines the format string used for printing a Perl IV
2760 * as a signed decimal integer.
2763 * This symbol defines the format string used for printing a Perl UV
2764 * as an unsigned decimal integer.
2767 * This symbol defines the format string used for printing a Perl UV
2768 * as an unsigned octal integer.
2771 * This symbol defines the format string used for printing a Perl UV
2772 * as an unsigned hexadecimal integer in lowercase abcdef.
2775 * This symbol defines the format string used for printing a Perl NV
2776 * using %e-ish floating point format.
2779 * This symbol defines the format string used for printing a Perl NV
2780 * using %f-ish floating point format.
2783 * This symbol defines the format string used for printing a Perl NV
2784 * using %g-ish floating point format.
2786 #define IVdf $ivdformat /**/
2787 #define UVuf $uvuformat /**/
2788 #define UVof $uvoformat /**/
2789 #define UVxf $uvxformat /**/
2790 #define NVef $nveformat /**/
2791 #define NVff $nvfformat /**/
2792 #define NVgf $nvgformat /**/
2795 * This symbol holds the type used to declare process ids in the kernel.
2796 * It can be int, uint, pid_t, etc... It may be necessary to include
2797 * <sys/types.h> to get any typedef'ed information.
2799 #define Pid_t $pidtype /* PID type */
2802 * This symbol contains the name of the private library for this package.
2803 * The library is private in the sense that it needn't be in anyone's
2804 * execution path, but it should be accessible by the world. The program
2805 * should be prepared to do ~ expansion.
2808 * This symbol contains the ~name expanded version of PRIVLIB, to be used
2809 * in programs that are not prepared to deal with ~ expansion at run-time.
2811 #define PRIVLIB "$privlib" /**/
2812 #define PRIVLIB_EXP "$privlibexp" /**/
2815 * This symbol contains the size of a pointer, so that the C preprocessor
2816 * can make decisions based on it. It will be sizeof(void *) if
2817 * the compiler supports (void *); otherwise it will be
2820 #define PTRSIZE $ptrsize /**/
2823 * This macro is to be used to generate uniformly distributed
2824 * random numbers over the range [0., 1.[. You may have to supply
2825 * an 'extern double drand48();' in your program since SunOS 4.1.3
2826 * doesn't provide you with anything relevant in it's headers.
2827 * See HAS_DRAND48_PROTO.
2830 * This symbol defines the type of the argument of the
2831 * random seed function.
2834 * This symbol defines the macro to be used in seeding the
2835 * random number generator (see Drand01).
2838 * This symbol indicates how many bits are produced by the
2839 * function used to generate normalized random numbers.
2840 * Values include 15, 16, 31, and 48.
2842 #define Drand01() $drand01 /**/
2843 #define Rand_seed_t $randseedtype /**/
2844 #define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/
2845 #define RANDBITS $randbits /**/
2848 * This symbol holds the minimum number of bits operated by select.
2849 * That is, if you do select(n, ...), how many bits at least will be
2850 * cleared in the masks if some activity is detected. Usually this
2851 * is either n or 32*ceil(n/32), especially many little-endians do
2852 * the latter. This is only useful if you have select(), naturally.
2854 #define SELECT_MIN_BITS $selectminbits /**/
2857 * This symbol holds the type used for the 2nd, 3rd, and 4th
2858 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
2859 * is defined, and 'int *' otherwise. This is only useful if you
2860 * have select(), of course.
2862 #define Select_fd_set_t $selecttype /**/
2865 * This symbol contains a list of signal names in order of
2866 * signal number. This is intended
2867 * to be used as a static array initialization, like this:
2868 * char *sig_name[] = { SIG_NAME };
2869 * The signals in the list are separated with commas, and each signal
2870 * is surrounded by double quotes. There is no leading SIG in the signal
2871 * name, i.e. SIGQUIT is known as "QUIT".
2872 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
2873 * etc., where nn is the actual signal number (e.g. NUM37).
2874 * The signal number for sig_name[i] is stored in sig_num[i].
2875 * The last element is 0 to terminate the list with a NULL. This
2876 * corresponds to the 0 at the end of the sig_num list.
2879 * This symbol contains a list of signal numbers, in the same order as the
2880 * SIG_NAME list. It is suitable for static array initialization, as in:
2881 * int sig_num[] = { SIG_NUM };
2882 * The signals in the list are separated with commas, and the indices
2883 * within that list and the SIG_NAME list match, so it's easy to compute
2884 * the signal name from a number or vice versa at the price of a small
2885 * dynamic linear lookup.
2886 * Duplicates are allowed, but are moved to the end of the list.
2887 * The signal number corresponding to sig_name[i] is sig_number[i].
2888 * if (i < NSIG) then sig_number[i] == i.
2889 * The last element is 0, corresponding to the 0 at the end of
2890 * the sig_name list.
2892 #define SIG_NAME $sig_name_init /**/
2893 #define SIG_NUM $sig_num_init /**/
2896 * This symbol contains the name of the private library for this package.
2897 * The library is private in the sense that it needn't be in anyone's
2898 * execution path, but it should be accessible by the world. The program
2899 * should be prepared to do ~ expansion.
2900 * The standard distribution will put nothing in this directory.
2901 * After perl has been installed, users may install their own local
2902 * architecture-dependent modules in this directory with
2903 * MakeMaker Makefile.PL
2904 * or equivalent. See INSTALL for details.
2907 * This symbol contains the ~name expanded version of SITEARCH, to be used
2908 * in programs that are not prepared to deal with ~ expansion at run-time.
2910 #define SITEARCH "$sitearch" /**/
2911 #define SITEARCH_EXP "$sitearchexp" /**/
2914 * This symbol contains the name of the private library for this package.
2915 * The library is private in the sense that it needn't be in anyone's
2916 * execution path, but it should be accessible by the world. The program
2917 * should be prepared to do ~ expansion.
2918 * The standard distribution will put nothing in this directory.
2919 * After perl has been installed, users may install their own local
2920 * architecture-independent modules in this directory with
2921 * MakeMaker Makefile.PL
2922 * or equivalent. See INSTALL for details.
2925 * This symbol contains the ~name expanded version of SITELIB, to be used
2926 * in programs that are not prepared to deal with ~ expansion at run-time.
2929 * This define is SITELIB_EXP with any trailing version-specific component
2930 * removed. The elements in inc_version_list (inc_version_list.U) can
2931 * be tacked onto this variable to generate a list of directories to search.
2933 #define SITELIB "$sitelib" /**/
2934 #define SITELIB_EXP "$sitelibexp" /**/
2935 #define SITELIB_STEM "$sitelib_stem" /**/
2938 * This symbol holds the size of a Size_t in bytes.
2940 #define Size_t_size $sizesize /* */
2943 * This symbol holds the type used to declare length parameters
2944 * for string functions. It is usually size_t, but may be
2945 * unsigned long, int, etc. It may be necessary to include
2946 * <sys/types.h> to get any typedef'ed information.
2948 #define Size_t $sizetype /* length paramater for string functions */
2951 * This symbol holds the type used for the size argument of
2952 * various socket calls (just the base type, not the pointer-to).
2954 #define Sock_size_t $socksizetype /**/
2957 * This symbol holds the type used by functions that return
2958 * a count of bytes or an error condition. It must be a signed type.
2959 * It is usually ssize_t, but may be long or int, etc.
2960 * It may be necessary to include <sys/types.h> or <unistd.h>
2961 * to get any typedef'ed information.
2962 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
2964 #define SSize_t $ssizetype /* signed count of bytes */
2967 * This variable contains the string to put in front of a perl
2968 * script to make sure (one hopes) that it runs with perl and not
2971 #define STARTPERL "$startperl" /**/
2973 /* HAS_STDIO_STREAM_ARRAY:
2974 * This symbol, if defined, tells that there is an array
2975 * holding the stdio streams.
2977 /* STDIO_STREAM_ARRAY:
2978 * This symbol tells the name of the array holding the stdio streams.
2979 * Usual values include _iob, __iob, and __sF.
2981 #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/
2982 #define STDIO_STREAM_ARRAY $stdio_stream_array
2985 * This symbol defines the format string used for printing a Uid_t.
2987 #define Uid_t_f $uidformat /**/
2990 * This symbol holds the signedess of a Uid_t.
2991 * 1 for unsigned, -1 for signed.
2993 #define Uid_t_sign $uidsign /* UID sign */
2996 * This symbol holds the size of a Uid_t in bytes.
2998 #define Uid_t_size $uidsize /* UID size */
3001 * This symbol holds the type used to declare user ids in the kernel.
3002 * It can be int, ushort, uid_t, etc... It may be necessary to include
3003 * <sys/types.h> to get any typedef'ed information.
3005 #define Uid_t $uidtype /* UID type */
3008 * This symbol, if defined, indicates that 64-bit integers should
3009 * be used when available. If not defined, the native integers
3010 * will be employed (be they 32 or 64 bits). The minimal possible
3011 * 64-bitness is used, just enough to get 64-bit integers into Perl.
3012 * This may mean using for example "long longs", while your memory
3013 * may still be limited to 2 gigabytes.
3016 * This symbol, if defined, indicates that 64-bit integers should
3017 * be used when available. If not defined, the native integers
3018 * will be used (be they 32 or 64 bits). The maximal possible
3019 * 64-bitness is employed: LP64 or ILP64, meaning that you will
3020 * be able to use more than 2 gigabytes of memory. This mode is
3021 * even more binary incompatible than USE_64_BIT_INT. You may not
3022 * be able to run the resulting executable in a 32-bit CPU at all or
3023 * you may need at least to reboot your OS to 64-bit mode.
3025 #ifndef USE_64_BIT_INT
3026 #$use64bitint USE_64_BIT_INT /**/
3029 #ifndef USE_64_BIT_ALL
3030 #$use64bitall USE_64_BIT_ALL /**/
3034 * This symbol, if defined, indicates that large file support
3035 * should be used when available.
3037 #ifndef USE_LARGE_FILES
3038 #$uselargefiles USE_LARGE_FILES /**/
3042 * This symbol, if defined, indicates that long doubles should
3043 * be used when available.
3045 #ifndef USE_LONG_DOUBLE
3046 #$uselongdouble USE_LONG_DOUBLE /**/
3050 * This symbol, if defined, indicates that 64-bit interfaces and
3051 * long doubles should be used when available.
3053 #ifndef USE_MORE_BITS
3054 #$usemorebits USE_MORE_BITS /**/
3058 * This symbol, if defined, indicates that Perl should
3059 * be built to use multiplicity.
3061 #ifndef MULTIPLICITY
3062 #$usemultiplicity MULTIPLICITY /**/
3066 * This symbol, if defined, indicates that the PerlIO abstraction should
3067 * be used throughout. If not defined, stdio should be
3068 * used in a fully backward compatible manner.
3071 #$useperlio USE_PERLIO /**/
3075 * This symbol, if defined, indicates that Perl should
3076 * be built to use socks.
3079 #$usesocks USE_SOCKS /**/
3083 * This symbol, if defined, indicates that Perl should be built to
3084 * use the interpreter-based threading implementation.
3087 * This symbol, if defined, indicates that Perl should be built to
3088 * use the 5.005-based threading implementation.
3090 /* OLD_PTHREADS_API:
3091 * This symbol, if defined, indicates that Perl should
3092 * be built to use the old draft POSIX threads API.
3094 #$use5005threads USE_5005THREADS /**/
3095 #$useithreads USE_ITHREADS /**/
3096 #if defined(USE_5005THREADS) && !defined(USE_ITHREADS)
3097 #define USE_THREADS /* until src is revised*/
3099 #$d_oldpthreads OLD_PTHREADS_API /**/
3102 * If defined, this symbol contains the name of a private library.
3103 * The library is private in the sense that it needn't be in anyone's
3104 * execution path, but it should be accessible by the world.
3105 * It may have a ~ on the front.
3106 * The standard distribution will put nothing in this directory.
3107 * Vendors who distribute perl may wish to place their own
3108 * architecture-dependent modules and extensions in this directory with
3109 * MakeMaker Makefile.PL INSTALLDIRS=vendor
3110 * or equivalent. See INSTALL for details.
3112 /* PERL_VENDORARCH_EXP:
3113 * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used
3114 * in programs that are not prepared to deal with ~ expansion at run-time.
3116 #$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/
3117 #$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/
3119 /* PERL_VENDORLIB_EXP:
3120 * This symbol contains the ~name expanded version of VENDORLIB, to be used
3121 * in programs that are not prepared to deal with ~ expansion at run-time.
3123 /* PERL_VENDORLIB_STEM:
3124 * This define is PERL_VENDORLIB_EXP with any trailing version-specific component
3125 * removed. The elements in inc_version_list (inc_version_list.U) can
3126 * be tacked onto this variable to generate a list of directories to search.
3128 #$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/
3129 #$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/
3132 * This symbol indicates how much support of the void type is given by this
3133 * compiler. What various bits mean:
3135 * 1 = supports declaration of void
3136 * 2 = supports arrays of pointers to functions returning void
3137 * 4 = supports comparisons between pointers to void functions and
3138 * addresses of void functions
3139 * 8 = suports declaration of generic void pointers
3141 * The package designer should define VOIDUSED to indicate the requirements
3142 * of the package. This can be done either by #defining VOIDUSED before
3143 * including config.h, or by defining defvoidused in Myinit.U. If the
3144 * latter approach is taken, only those flags will be tested. If the
3145 * level of void support necessary is not present, defines void to int.
3148 #define VOIDUSED $defvoidused
3150 #define VOIDFLAGS $voidflags
3151 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
3152 #define void int /* is void to be avoided? */
3153 #define M_VOID /* Xenix strikes again */
3156 /* PERL_XS_APIVERSION:
3157 * This variable contains the version of the oldest perl binary
3158 * compatible with the present perl. perl.c:incpush() and
3159 * lib/lib.pm will automatically search in $sitearch for older
3160 * directories across major versions back to xs_apiversion.
3161 * This is only useful if you have a perl library directory tree
3162 * structured like the default one.
3163 * See INSTALL for how this works.
3164 * The versioned site_perl directory was introduced in 5.005,
3165 * so that is the lowest possible value.
3166 * Since this can depend on compile time options (such as
3167 * bincompat) it is set by Configure. Other non-default sources
3168 * of potential incompatibility, such as multiplicity, threads,
3169 * debugging, 64bits, sfio, etc., are not checked for currently,
3170 * though in principle we could go snooping around in old
3173 /* PERL_PM_APIVERSION:
3174 * This variable contains the version of the oldest perl
3175 * compatible with the present perl. (That is, pure perl modules
3176 * written for pm_apiversion will still work for the current
3177 * version). perl.c:incpush() and lib/lib.pm will automatically
3178 * search in $sitelib for older directories across major versions
3179 * back to pm_apiversion. This is only useful if you have a perl
3180 * library directory tree structured like the default one. The
3181 * versioned site_perl library was introduced in 5.005, so that's
3182 * the default setting for this variable. It's hard to imagine
3183 * it changing before Perl6. It is included here for symmetry
3184 * with xs_apiveprsion -- the searching algorithms will
3185 * (presumably) be similar.
3186 * See the INSTALL file for how this works.
3188 #define PERL_XS_APIVERSION "$xs_apiversion"
3189 #define PERL_PM_APIVERSION "$pm_apiversion"
3192 * This symbol, if defined, indicates that the getpgrp routine is
3193 * available to get the current process group.
3196 * This symbol, if defined, indicates that getpgrp needs one
3197 * arguments whereas USG one needs none.
3199 #$d_getpgrp HAS_GETPGRP /**/
3200 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
3203 * This symbol, if defined, indicates that the setpgrp routine is
3204 * available to set the current process group.
3207 * This symbol, if defined, indicates that setpgrp needs two
3208 * arguments whereas USG one needs none. See also HAS_SETPGID
3209 * for a POSIX interface.
3211 #$d_setpgrp HAS_SETPGRP /**/
3212 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
3215 * This symbol, if defined, indicates that the _fwalk system call is
3216 * available to apply a function to all the file handles.
3218 #$d__fwalk HAS__FWALK /**/
3221 * This symbol, if defined, indicates that fcntl() can be used
3222 * for file locking. Normally on Unix systems this is defined.
3223 * It may be undefined on VMS.
3225 #$d_fcntl_can_lock FCNTL_CAN_LOCK /**/
3228 * This symbol, if defined, indicates that the fsync routine is
3229 * available to write a file's modified data and attributes to
3230 * permanent storage.
3232 #$d_fsync HAS_FSYNC /**/