2 '') CONFIG_SH=config.sh ;;
5 '') CONFIG_H=config.h ;;
7 case $PERL_CONFIG_SH in
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 /**/
149 * This symbol, if defined, indicates that the dup2 routine is
150 * available to duplicate file descriptors.
152 #$d_dup2 HAS_DUP2 /**/
155 * This symbol, if defined, indicates that the fchmod routine is available
156 * to change mode of opened files. If unavailable, use chmod().
158 #$d_fchmod HAS_FCHMOD /**/
161 * This symbol, if defined, indicates that the fchown routine is available
162 * to change ownership of opened files. If unavailable, use chown().
164 #$d_fchown HAS_FCHOWN /**/
167 * This symbol, if defined, indicates to the C program that
168 * the fcntl() function exists.
170 #$d_fcntl HAS_FCNTL /**/
173 * This symbol, if defined, indicates that the fgetpos routine is
174 * available to get the file position indicator, similar to ftell().
176 #$d_fgetpos HAS_FGETPOS /**/
179 * This symbol, if defined, indicates that the flock routine is
180 * available to do file locking.
182 #$d_flock HAS_FLOCK /**/
185 * This symbol, if defined, indicates that the fork routine is
188 #$d_fork HAS_FORK /**/
191 * This symbol, if defined, indicates that the fsetpos routine is
192 * available to set the file position indicator, similar to fseek().
194 #$d_fsetpos HAS_FSETPOS /**/
197 * This symbol, if defined, indicates that the gettimeofday() system
198 * call is available for a sub-second accuracy clock. Usually, the file
199 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
200 * The type "Timeval" should be used to refer to "struct timeval".
202 #$d_gettimeod HAS_GETTIMEOFDAY /**/
203 #ifdef HAS_GETTIMEOFDAY
204 #define Timeval struct timeval /* Structure used by gettimeofday() */
208 * This symbol, if defined, indicates that the getgroups() routine is
209 * available to get the list of process groups. If unavailable, multiple
210 * groups are probably not supported.
212 #$d_getgrps HAS_GETGROUPS /**/
215 * This symbol, if defined, indicates that the getlogin routine is
216 * available to get the login name.
218 #$d_getlogin HAS_GETLOGIN /**/
221 * This symbol, if defined, indicates to the C program that
222 * the getpgid(pid) function is available to get the
225 #$d_getpgid HAS_GETPGID /**/
228 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
229 * routine is available to get the current process group.
231 #$d_getpgrp2 HAS_GETPGRP2 /**/
234 * This symbol, if defined, indicates that the getppid routine is
235 * available to get the parent process ID.
237 #$d_getppid HAS_GETPPID /**/
240 * This symbol, if defined, indicates that the getpriority routine is
241 * available to get a process's priority.
243 #$d_getprior HAS_GETPRIORITY /**/
246 * This symbol, if defined, indicates to the C program that the
247 * inet_aton() function is available to parse IP address "dotted-quad"
250 #$d_inetaton HAS_INET_ATON /**/
253 * This symbol, if defined, indicates that the killpg routine is available
254 * to kill process groups. If unavailable, you probably should use kill
255 * with a negative process number.
257 #$d_killpg HAS_KILLPG /**/
260 * This symbol, if defined, indicates that the link routine is
261 * available to create hard links.
263 #$d_link HAS_LINK /**/
266 * This symbol, if defined, indicates that the localeconv routine is
267 * available for numeric and monetary formatting conventions.
269 #$d_locconv HAS_LOCALECONV /**/
272 * This symbol, if defined, indicates that the lockf routine is
273 * available to do file locking.
275 #$d_lockf HAS_LOCKF /**/
278 * This symbol, if defined, indicates that the lstat routine is
279 * available to do file stats on symbolic links.
281 #$d_lstat HAS_LSTAT /**/
284 * This symbol, if defined, indicates that the mblen routine is available
285 * to find the number of bytes in a multibye character.
287 #$d_mblen HAS_MBLEN /**/
290 * This symbol, if defined, indicates that the mbstowcs routine is
291 * available to covert a multibyte string into a wide character string.
293 #$d_mbstowcs HAS_MBSTOWCS /**/
296 * This symbol, if defined, indicates that the mbtowc routine is available
297 * to covert a multibyte to a wide character.
299 #$d_mbtowc HAS_MBTOWC /**/
302 * This symbol, if defined, indicates that the memcmp routine is available
303 * to compare blocks of memory.
305 #$d_memcmp HAS_MEMCMP /**/
308 * This symbol, if defined, indicates that the memcpy routine is available
309 * to copy blocks of memory.
311 #$d_memcpy HAS_MEMCPY /**/
314 * This symbol, if defined, indicates that the memmove routine is available
315 * to copy potentially overlapping blocks of memory. This should be used
316 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
319 #$d_memmove HAS_MEMMOVE /**/
322 * This symbol, if defined, indicates that the memset routine is available
323 * to set blocks of memory.
325 #$d_memset HAS_MEMSET /**/
328 * This symbol, if defined, indicates that the mkdir routine is available
329 * to create directories. Otherwise you should fork off a new process to
332 #$d_mkdir HAS_MKDIR /**/
335 * This symbol, if defined, indicates that the mkfifo routine is
336 * available to create FIFOs. Otherwise, mknod should be able to
337 * do it for you. However, if mkfifo is there, mknod might require
338 * super-user privileges which mkfifo will not.
340 #$d_mkfifo HAS_MKFIFO /**/
343 * This symbol, if defined, indicates that the mktime routine is
346 #$d_mktime HAS_MKTIME /**/
349 * This symbol, if defined, indicates that the msync system call is
350 * available to synchronize a mapped file.
352 #$d_msync HAS_MSYNC /**/
355 * This symbol, if defined, indicates that the munmap system call is
356 * available to unmap a region, usually mapped by mmap().
358 #$d_munmap HAS_MUNMAP /**/
361 * This symbol, if defined, indicates that the nice routine is
364 #$d_nice HAS_NICE /**/
367 * This symbol, if defined, indicates that pathconf() is available
368 * to determine file-system related limits and options associated
369 * with a given filename.
372 * This symbol, if defined, indicates that pathconf() is available
373 * to determine file-system related limits and options associated
374 * with a given open file descriptor.
376 #$d_pathconf HAS_PATHCONF /**/
377 #$d_fpathconf HAS_FPATHCONF /**/
380 * This symbol, if defined, indicates that the pause routine is
381 * available to suspend a process until a signal is received.
383 #$d_pause HAS_PAUSE /**/
386 * This symbol, if defined, indicates that the pipe routine is
387 * available to create an inter-process channel.
389 #$d_pipe HAS_PIPE /**/
392 * This symbol, if defined, indicates that the poll routine is
393 * available to poll active file descriptors. You may safely
394 * include <poll.h> when this symbol is defined.
396 #$d_poll HAS_POLL /**/
399 * This symbol, if defined, indicates that the readdir routine is
400 * available to read directory entries. You may have to include
401 * <dirent.h>. See I_DIRENT.
403 #$d_readdir HAS_READDIR /**/
406 * This symbol, if defined, indicates that the seekdir routine is
407 * available. You may have to include <dirent.h>. See I_DIRENT.
409 #$d_seekdir HAS_SEEKDIR /**/
412 * This symbol, if defined, indicates that the telldir routine is
413 * available. You may have to include <dirent.h>. See I_DIRENT.
415 #$d_telldir HAS_TELLDIR /**/
418 * This symbol, if defined, indicates that the rewinddir routine is
419 * available. You may have to include <dirent.h>. See I_DIRENT.
421 #$d_rewinddir HAS_REWINDDIR /**/
424 * This symbol, if defined, indicates that the readlink routine is
425 * available to read the value of a symbolic link.
427 #$d_readlink HAS_READLINK /**/
430 * This symbol, if defined, indicates that the rename routine is available
431 * to rename files. Otherwise you should do the unlink(), link(), unlink()
434 #$d_rename HAS_RENAME /**/
437 * This symbol, if defined, indicates that the rmdir routine is
438 * available to remove directories. Otherwise you should fork off a
439 * new process to exec /bin/rmdir.
441 #$d_rmdir HAS_RMDIR /**/
444 * This symbol, if defined, indicates that the select routine is
445 * available to select active file descriptors. If the timeout field
446 * is used, <sys/time.h> may need to be included.
448 #$d_select HAS_SELECT /**/
451 * This symbol, if defined, indicates that the setegid routine is available
452 * to change the effective gid of the current program.
454 #$d_setegid HAS_SETEGID /**/
457 * This symbol, if defined, indicates that the seteuid routine is available
458 * to change the effective uid of the current program.
460 #$d_seteuid HAS_SETEUID /**/
463 * This symbol, if defined, indicates that the setlinebuf routine is
464 * available to change stderr or stdout from block-buffered or unbuffered
465 * to a line-buffered mode.
467 #$d_setlinebuf HAS_SETLINEBUF /**/
470 * This symbol, if defined, indicates that the setlocale routine is
471 * available to handle locale-specific ctype implementations.
473 #$d_setlocale HAS_SETLOCALE /**/
476 * This symbol, if defined, indicates that the setpgid(pid, gpid)
477 * routine is available to set process group ID.
479 #$d_setpgid HAS_SETPGID /**/
482 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
483 * routine is available to set the current process group.
485 #$d_setpgrp2 HAS_SETPGRP2 /**/
488 * This symbol, if defined, indicates that the setpriority routine is
489 * available to set a process's priority.
491 #$d_setprior HAS_SETPRIORITY /**/
494 * This symbol, if defined, indicates that the setregid routine is
495 * available to change the real and effective gid of the current
499 * This symbol, if defined, indicates that the setresgid routine is
500 * available to change the real, effective and saved gid of the current
503 #$d_setregid HAS_SETREGID /**/
504 #$d_setresgid HAS_SETRESGID /**/
507 * This symbol, if defined, indicates that the setreuid routine is
508 * available to change the real and effective uid of the current
512 * This symbol, if defined, indicates that the setresuid routine is
513 * available to change the real, effective and saved uid of the current
516 #$d_setreuid HAS_SETREUID /**/
517 #$d_setresuid HAS_SETRESUID /**/
520 * This symbol, if defined, indicates that the setrgid routine is available
521 * to change the real gid of the current program.
523 #$d_setrgid HAS_SETRGID /**/
526 * This symbol, if defined, indicates that the setruid routine is available
527 * to change the real uid of the current program.
529 #$d_setruid HAS_SETRUID /**/
532 * This symbol, if defined, indicates that the setsid routine is
533 * available to set the process group ID.
535 #$d_setsid HAS_SETSID /**/
538 * This symbol holds the return type of the shmat() system call.
539 * Usually set to 'void *' or 'char *'.
541 /* HAS_SHMAT_PROTOTYPE:
542 * This symbol, if defined, indicates that the sys/shm.h includes
543 * a prototype for shmat(). Otherwise, it is up to the program to
544 * guess one. Shmat_t shmat _((int, Shmat_t, int)) is a good guess,
545 * but not always right so it should be emitted by the program only
546 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
548 #define Shmat_t $shmattype /**/
549 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
552 * This symbol is defined to indicate that the strchr()/strrchr()
553 * functions are available for string searching. If not, try the
554 * index()/rindex() pair.
557 * This symbol is defined to indicate that the index()/rindex()
558 * functions are available for string searching.
560 #$d_strchr HAS_STRCHR /**/
561 #$d_index HAS_INDEX /**/
564 * This symbol, if defined, indicates that the strcoll routine is
565 * available to compare strings using collating information.
567 #$d_strcoll HAS_STRCOLL /**/
570 * This symbol, if defined, indicates that this C compiler knows how
571 * to copy structures. If undefined, you'll need to use a block copy
572 * routine of some sort instead.
574 #$d_strctcpy USE_STRUCT_COPY /**/
577 * This symbol, if defined, indicates that the strtod routine is
578 * available to provide better numeric string conversion than atof().
580 #$d_strtod HAS_STRTOD /**/
583 * This symbol, if defined, indicates that the strtol routine is available
584 * to provide better numeric string conversion than atoi() and friends.
586 #$d_strtol HAS_STRTOL /**/
589 * This symbol, if defined, indicates that the strxfrm() routine is
590 * available to transform strings.
592 #$d_strxfrm HAS_STRXFRM /**/
595 * This symbol, if defined, indicates that the symlink routine is available
596 * to create symbolic links.
598 #$d_symlink HAS_SYMLINK /**/
601 * This symbol, if defined, indicates that the syscall routine is
602 * available to call arbitrary system calls. If undefined, that's tough.
604 #$d_syscall HAS_SYSCALL /**/
607 * This symbol, if defined, indicates that sysconf() is available
608 * to determine system related limits and options.
610 #$d_sysconf HAS_SYSCONF /**/
613 * This symbol, if defined, indicates that the system routine is
614 * available to issue a shell command.
616 #$d_system HAS_SYSTEM /**/
619 * This symbol, if defined, indicates that the tcgetpgrp routine is
620 * available to get foreground process group ID.
622 #$d_tcgetpgrp HAS_TCGETPGRP /**/
625 * This symbol, if defined, indicates that the tcsetpgrp routine is
626 * available to set foreground process group ID.
628 #$d_tcsetpgrp HAS_TCSETPGRP /**/
631 * This symbol, if defined, indicates that the truncate routine is
632 * available to truncate files.
634 #$d_truncate HAS_TRUNCATE /**/
637 * This symbol, if defined, indicates that the tzname[] array is
638 * available to access timezone names.
640 #$d_tzname HAS_TZNAME /**/
643 * This symbol, if defined, indicates that the umask routine is
644 * available to set and get the value of the file creation mask.
646 #$d_umask HAS_UMASK /**/
649 * This symbol, if defined, indicates that the usleep routine is
650 * available to let the process sleep on a sub-second accuracy.
652 #$d_usleep HAS_USLEEP /**/
655 * This symbol, if defined, indicates that this C compiler knows about
656 * the volatile declaration.
658 #$d_volatile HASVOLATILE /**/
664 * This symbol, if defined, indicates that wait4() exists.
666 #$d_wait4 HAS_WAIT4 /**/
669 * This symbol, if defined, indicates that the waitpid routine is
670 * available to wait for child process.
672 #$d_waitpid HAS_WAITPID /**/
675 * This symbol, if defined, indicates that the wcstombs routine is
676 * available to convert wide character strings to multibyte strings.
678 #$d_wcstombs HAS_WCSTOMBS /**/
681 * This symbol, if defined, indicates that the wctomb routine is available
682 * to covert a wide character to a multibyte.
684 #$d_wctomb HAS_WCTOMB /**/
687 * This symbol, if defined, indicates to the C program that it should
688 * include <arpa/inet.h> to get inet_addr and friends declarations.
690 #$i_arpainet I_ARPA_INET /**/
693 * This symbol, if defined, indicates that <dbm.h> exists and should
697 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
698 * should be included.
701 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
704 * This symbol, if defined, indicates to the C program that it should
705 * include <dirent.h>. Using this symbol also triggers the definition
706 * of the Direntry_t define which ends up being 'struct dirent' or
707 * 'struct direct' depending on the availability of <dirent.h>.
710 * This symbol, if defined, indicates to the C program that the length
711 * of directory entry names is provided by a d_namlen field. Otherwise
712 * you need to do strlen() on the d_name field.
715 * This symbol is set to 'struct direct' or 'struct dirent' depending on
716 * whether dirent is available or not. You should use this pseudo type to
717 * portably declare your directory entries.
719 #$i_dirent I_DIRENT /**/
720 #$d_dirnamlen DIRNAMLEN /**/
721 #define Direntry_t $direntrytype
724 * This symbol, if defined, indicates that <dlfcn.h> exists and should
727 #$i_dlfcn I_DLFCN /**/
730 * This manifest constant tells the C program to include <fcntl.h>.
732 #$i_fcntl I_FCNTL /**/
735 * This symbol, if defined, indicates to the C program that it should
736 * include <float.h> to get definition of symbols like DBL_MAX or
737 * DBL_MIN, i.e. machine dependent floating point values.
739 #$i_float I_FLOAT /**/
742 * This symbol, if defined, indicates to the C program that it should
743 * include <limits.h> to get definition of symbols like WORD_BIT or
744 * LONG_MAX, i.e. machine dependant limitations.
746 #$i_limits I_LIMITS /**/
749 * This symbol, if defined, indicates to the C program that it should
750 * include <locale.h>.
752 #$i_locale I_LOCALE /**/
755 * This symbol, if defined, indicates to the C program that it should
761 * This symbol, if defined, indicates to the C program that it should
762 * include <memory.h>.
764 #$i_memory I_MEMORY /**/
767 * This symbol, if defined, indicates that <ndbm.h> exists and should
773 * This symbol, if defined, indicates that <net/errno.h> exists and
774 * should be included.
776 #$i_neterrno I_NET_ERRNO /**/
779 * This symbol, if defined, indicates to the C program that it should
780 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
782 #$i_niin I_NETINET_IN /**/
785 * This symbol, if defined, indicates to the C program that it should
791 * This symbol, if defined, indicates that <stddef.h> exists and should
794 #$i_stddef I_STDDEF /**/
797 * This symbol, if defined, indicates that <stdlib.h> exists and should
800 #$i_stdlib I_STDLIB /**/
803 * This symbol, if defined, indicates to the C program that it should
804 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
806 #$i_string I_STRING /**/
809 * This symbol, if defined, indicates to the C program that it should
810 * include <sys/dir.h>.
812 #$i_sysdir I_SYS_DIR /**/
815 * This symbol, if defined, indicates to the C program that it should
816 * include <sys/file.h> to get definition of R_OK and friends.
818 #$i_sysfile I_SYS_FILE /**/
821 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
822 * be included. Otherwise, include <sgtty.h> or <termio.h>.
825 * This symbol, if defined, indicates the <sys/sockio.h> should be included
826 * to get socket ioctl options, like SIOCATMARK.
828 #$i_sysioctl I_SYS_IOCTL /**/
829 #$i_syssockio I_SYS_SOCKIO /**/
832 * This symbol, if defined, indicates to the C program that it should
833 * include <sys/ndir.h>.
835 #$i_sysndir I_SYS_NDIR /**/
838 * This symbol, if defined, indicates to the C program that it should
839 * include <sys/param.h>.
841 #$i_sysparam I_SYS_PARAM /**/
844 * This symbol, if defined, indicates to the C program that it should
845 * include <sys/resource.h>.
847 #$i_sysresrc I_SYS_RESOURCE /**/
850 * This symbol, if defined, indicates to the C program that it should
851 * include <sys/select.h> in order to get definition of struct timeval.
853 #$i_sysselct I_SYS_SELECT /**/
856 * This symbol, if defined, indicates to the C program that it should
857 * include <sys/stat.h>.
859 #$i_sysstat I_SYS_STAT /**/
862 * This symbol, if defined, indicates to the C program that it should
863 * include <sys/times.h>.
865 #$i_systimes I_SYS_TIMES /**/
868 * This symbol, if defined, indicates to the C program that it should
869 * include <sys/types.h>.
871 #$i_systypes I_SYS_TYPES /**/
874 * This symbol, if defined, indicates to the C program that it should
875 * include <sys/un.h> to get UNIX domain socket definitions.
877 #$i_sysun I_SYS_UN /**/
880 * This symbol, if defined, indicates to the C program that it should
881 * include <sys/wait.h>.
883 #$i_syswait I_SYS_WAIT /**/
886 * This symbol, if defined, indicates that the program should include
887 * <termio.h> rather than <sgtty.h>. There are also differences in
888 * the ioctl() calls that depend on the value of this symbol.
891 * This symbol, if defined, indicates that the program should include
892 * the POSIX termios.h rather than sgtty.h or termio.h.
893 * There are also differences in the ioctl() calls that depend on the
894 * value of this symbol.
897 * This symbol, if defined, indicates that the program should include
898 * <sgtty.h> rather than <termio.h>. There are also differences in
899 * the ioctl() calls that depend on the value of this symbol.
901 #$i_termio I_TERMIO /**/
902 #$i_termios I_TERMIOS /**/
903 #$i_sgtty I_SGTTY /**/
906 * This symbol, if defined, indicates to the C program that it should
907 * include <unistd.h>.
909 #$i_unistd I_UNISTD /**/
912 * This symbol, if defined, indicates to the C program that it should
915 #$i_utime I_UTIME /**/
918 * This symbol, if defined, indicates to the C program that it should
919 * include <values.h> to get definition of symbols like MINFLOAT or
920 * MAXLONG, i.e. machine dependant limitations. Probably, you
921 * should use <limits.h> instead, if it is available.
923 #$i_values I_VALUES /**/
926 * This symbol, if defined, indicates to the C program that it should
929 #$i_vfork I_VFORK /**/
932 * If defined, this macro indicates that the C compiler can handle
933 * function prototypes.
936 * This macro is used to declare function parameters for folks who want
937 * to make declarations with prototypes using a different style than
938 * the above macros. Use double parentheses. For example:
940 * int main _((int argc, char *argv[]));
942 #$prototype CAN_PROTOTYPE /**/
950 * This symbol contains the full pathname to the shell used on this
951 * on this system to execute Bourne shell scripts. Usually, this will be
952 * /bin/sh, though it's possible that some systems will have /bin/ksh,
953 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
956 #define SH_PATH "$sh" /**/
959 * This symbol contains the value of sizeof(int) so that the C
960 * preprocessor can make decisions based on it.
963 * This symbol contains the value of sizeof(long) so that the C
964 * preprocessor can make decisions based on it.
967 * This symbol contains the value of sizeof(short) so that the C
968 * preprocessor can make decisions based on it.
970 #define INTSIZE $intsize /**/
971 #define LONGSIZE $longsize /**/
972 #define SHORTSIZE $shortsize /**/
975 * This symbol, if defined, signifies that the build
976 * process will produce some binary files that are going to be
977 * used in a cross-platform environment. This is the case for
978 * example with the NeXT "fat" binaries that contain executables
981 #$multiarch MULTIARCH /**/
984 * This symbol, if defined, tells that there's a 64-bit integer type,
985 * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one
986 * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T.
988 #$d_quad HAS_QUAD /**/
990 # define Quad_t $quadtype /**/
991 # define Uquad_t $uquadtype /**/
992 # define QUADKIND $quadkind /**/
993 # define QUAD_IS_INT 1
994 # define QUAD_IS_LONG 2
995 # define QUAD_IS_LONG_LONG 3
996 # define QUAD_IS_INT64_T 4
1000 * This symbol, if defined, indicates that the accessx routine is
1001 * available to do extended access checks.
1003 #$d_accessx HAS_ACCESSX /**/
1006 * This symbol, if defined, indicates that the eaccess routine is
1007 * available to do extended access checks.
1009 #$d_eaccess HAS_EACCESS /**/
1012 * This symbol, if defined, indicates to the C program that it should
1013 * include <sys/access.h>.
1015 #$i_sysaccess I_SYS_ACCESS /**/
1018 * This symbol, if defined, indicates to the C program that it should
1019 * include <sys/security.h>.
1021 #$i_syssecrt I_SYS_SECURITY /**/
1024 * This symbol contains the name of the operating system, as determined
1025 * by Configure. You shouldn't rely on it too much; the specific
1026 * feature tests from Configure are generally more reliable.
1029 * This symbol contains the version of the operating system, as determined
1030 * by Configure. You shouldn't rely on it too much; the specific
1031 * feature tests from Configure are generally more reliable.
1033 #define OSNAME "$osname" /**/
1034 #define OSVERS "$osvers" /**/
1037 * This symbol contains the number of bytes required to align a
1038 * double, or a long double when applicable. Usual values are 2,
1039 * 4 and 8. The default is eight, for safety.
1041 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
1042 # define MEM_ALIGNBYTES 8
1044 #define MEM_ALIGNBYTES $alignbytes
1048 * This variable, if defined, holds the name of the directory in
1049 * which the user wants to put architecture-dependent public
1050 * library files for $package. It is most often a local directory
1051 * such as /usr/local/lib. Programs using this variable must be
1052 * prepared to deal with filename expansion. If ARCHLIB is the
1053 * same as PRIVLIB, it is not defined, since presumably the
1054 * program already searches PRIVLIB.
1057 * This symbol contains the ~name expanded version of ARCHLIB, to be used
1058 * in programs that are not prepared to deal with ~ expansion at run-time.
1060 #$d_archlib ARCHLIB "$archlib" /**/
1061 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
1064 * This symbol holds a string representing the architecture name.
1065 * It may be used to construct an architecture-dependant pathname
1066 * where library files may be held under a private library, for
1069 #define ARCHNAME "$archname" /**/
1072 * This symbol, if defined, indicates that the atolf routine is
1073 * available to convert strings into long doubles.
1075 #$d_atolf HAS_ATOLF /**/
1078 * This symbol, if defined, indicates that the atoll routine is
1079 * available to convert strings into long longs.
1081 #$d_atoll HAS_ATOLL /**/
1084 * This symbol holds the path of the bin directory where the package will
1085 * be installed. Program must be prepared to deal with ~name substitution.
1088 * This symbol is the filename expanded version of the BIN symbol, for
1089 * programs that do not want to deal with that at run-time.
1091 #define BIN "$bin" /**/
1092 #define BIN_EXP "$binexp" /**/
1094 /* PERL_BINCOMPAT_5005:
1095 * This symbol, if defined, indicates that this version of Perl should be
1096 * binary-compatible with Perl 5.005. This is impossible for builds
1097 * that use features like threads and multiplicity it is always $undef
1098 * for those versions.
1100 #$d_bincompat5005 PERL_BINCOMPAT_5005 /**/
1103 * This symbol holds the hexadecimal constant defined in byteorder,
1104 * i.e. 0x1234 or 0x4321, etc...
1105 * If the compiler supports cross-compiling or multiple-architecture
1106 * binaries (eg. on NeXT systems), use compiler-defined macros to
1107 * determine the byte order.
1108 * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture
1109 * Binaries (MAB) on either big endian or little endian machines.
1110 * The endian-ness is available at compile-time. This only matters
1111 * for perl, where the config.h can be generated and installed on
1112 * one system, and used by a different architecture to build an
1113 * extension. Older versions of NeXT that might not have
1114 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
1115 * so the default case (for NeXT) is big endian to catch them.
1116 * This might matter for NeXT 3.0.
1118 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
1119 # ifdef __LITTLE_ENDIAN__
1121 # define BYTEORDER 0x1234
1124 # define BYTEORDER 0x12345678
1128 # ifdef __BIG_ENDIAN__
1130 # define BYTEORDER 0x4321
1133 # define BYTEORDER 0x87654321
1138 # if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__))
1139 # define BYTEORDER 0x4321
1142 #define BYTEORDER 0x$byteorder /* large digits for MSB */
1146 * This macro catenates 2 tokens together.
1149 * This macro surrounds its token with double quotes.
1152 #define CAT2(a,b) a/**/b
1153 #define STRINGIFY(a) "a"
1154 /* If you can get stringification with catify, tell me how! */
1156 #if $cpp_stuff == 42
1157 #define PeRl_CaTiFy(a, b) a ## b
1158 #define PeRl_StGiFy(a) #a
1159 /* the additional level of indirection enables these macros to be
1160 * used as arguments to other macros. See K&R 2nd ed., page 231. */
1161 #define CAT2(a,b) PeRl_CaTiFy(a,b)
1162 #define StGiFy(a) PeRl_StGiFy(a)
1163 #define STRINGIFY(a) PeRl_StGiFy(a)
1165 #if $cpp_stuff != 1 && $cpp_stuff != 42
1166 # include "Bletch: How does this C preprocessor catenate tokens?"
1170 * This symbol contains the first part of the string which will invoke
1171 * the C preprocessor on the standard input and produce to standard
1172 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
1173 * call a wrapper. See CPPRUN.
1176 * This symbol contains the second part of the string which will invoke
1177 * the C preprocessor on the standard input and produce to standard
1178 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
1179 * to specify standard input, otherwise the value is "".
1182 * This symbol contains the string which will invoke a C preprocessor on
1183 * the standard input and produce to standard output. It needs to end
1184 * with CPPLAST, after all other preprocessor flags have been specified.
1185 * The main difference with CPPSTDIN is that this program will never be a
1186 * pointer to a shell wrapper, i.e. it will be empty if no preprocessor is
1187 * available directly to the user. Note that it may well be different from
1188 * the preprocessor used to compile the C program.
1191 * This symbol is intended to be used along with CPPRUN in the same manner
1192 * symbol CPPMINUS is used with CPPSTDIN. It contains either "-" or "".
1194 #define CPPSTDIN "$cppstdin"
1195 #define CPPMINUS "$cppminus"
1196 #define CPPRUN "$cpprun"
1197 #define CPPLAST "$cpplast"
1200 * This symbol, if defined, indicates that the _fwalk system call is
1201 * available to apply a function to all the file handles.
1203 #$d__fwalk HAS__FWALK /**/
1206 * This manifest constant lets the C program know that the access()
1207 * system call is available to check for accessibility using real UID/GID.
1208 * (always present on UNIX.)
1210 #$d_access HAS_ACCESS /**/
1213 * This symbol is defined if the C compiler can cast negative
1214 * or large floating point numbers to 32-bit ints.
1216 #$d_casti32 CASTI32 /**/
1219 * This symbol is defined if the C compiler can cast negative
1220 * numbers to unsigned longs, ints and shorts.
1223 * This symbol contains flags that say what difficulties the compiler
1224 * has casting odd floating values to unsigned long:
1226 * 1 = couldn't cast < 0
1227 * 2 = couldn't cast >= 0x80000000
1228 * 4 = couldn't cast in argument expression list
1230 #$d_castneg CASTNEGFLOAT /**/
1231 #define CASTFLAGS $castflags /**/
1234 * This symbol, if defined, indicates that the closedir() routine
1235 * does not return a value.
1237 #$d_void_closedir VOID_CLOSEDIR /**/
1239 /* HAS_STRUCT_CMSGHDR:
1240 * This symbol, if defined, indicates that the struct cmsghdr
1243 #$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
1246 * This symbol, if defined, indicates that the C-shell exists.
1249 * This symbol, if defined, contains the full pathname of csh.
1251 #$d_csh HAS_CSH /**/
1253 #define CSH "$full_csh" /**/
1256 /* DLSYM_NEEDS_UNDERSCORE:
1257 * This symbol, if defined, indicates that we need to prepend an
1258 * underscore to the symbol name before calling dlsym(). This only
1259 * makes sense if you *have* dlsym, which we will presume is the
1260 * case if you're using dl_dlopen.xs.
1262 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
1264 /* HAS_DRAND48_PROTO:
1265 * This symbol, if defined, indicates that the system provides
1266 * a prototype for the drand48() function. Otherwise, it is up
1267 * to the program to supply one. A good guess is
1268 * extern double drand48 _((void));
1270 #$d_drand48proto HAS_DRAND48_PROTO /**/
1273 * This symbol, if defined, indicates that the getgrent routine is
1274 * available for finalizing sequential access of the group database.
1276 #$d_endgrent HAS_ENDGRENT /**/
1279 * This symbol, if defined, indicates that the endhostent() routine is
1280 * available to close whatever was being used for host queries.
1282 #$d_endhent HAS_ENDHOSTENT /**/
1285 * This symbol, if defined, indicates that the endnetent() routine is
1286 * available to close whatever was being used for network queries.
1288 #$d_endnent HAS_ENDNETENT /**/
1291 * This symbol, if defined, indicates that the endprotoent() routine is
1292 * available to close whatever was being used for protocol queries.
1294 #$d_endpent HAS_ENDPROTOENT /**/
1297 * This symbol, if defined, indicates that the getgrent routine is
1298 * available for finalizing sequential access of the passwd database.
1300 #$d_endpwent HAS_ENDPWENT /**/
1303 * This symbol, if defined, indicates that the endservent() routine is
1304 * available to close whatever was being used for service queries.
1306 #$d_endsent HAS_ENDSERVENT /**/
1309 * This symbol, if defined, indicates that fcntl() can be used
1310 * for file locking. Normally on Unix systems this is defined.
1311 * It may be undefined on VMS.
1313 #$d_fcntl_can_lock FCNTL_CAN_LOCK /**/
1316 * This symbol, when defined, indicates presence of the fd_set typedef
1319 #$d_fd_set HAS_FD_SET /**/
1322 * This symbol, if defined, indicates that the system supports filenames
1323 * longer than 14 characters.
1325 #$d_flexfnam FLEXFILENAMES /**/
1328 * This symbol will be defined if the C compiler supports fpos64_t.
1330 #$d_fpos64_t HAS_FPOS64_T /**/
1333 * This symbol, if defined, indicates that the frexpl routine is
1334 * available to break a long double floating-point number into
1335 * a normalized fraction and an integral power of 2.
1337 #$d_frexpl HAS_FREXPL /**/
1339 /* HAS_STRUCT_FS_DATA:
1340 * This symbol, if defined, indicates that the struct fs_data
1341 * to do statfs() is supported.
1343 #$d_fs_data_s HAS_STRUCT_FS_DATA /**/
1346 * This symbol, if defined, indicates that the fseeko routine is
1347 * available to fseek beyond 32 bits (useful for ILP32 hosts).
1349 #$d_fseeko HAS_FSEEKO /**/
1352 * This symbol, if defined, indicates that the fstatfs routine is
1353 * available to stat filesystems by file descriptors.
1355 #$d_fstatfs HAS_FSTATFS /**/
1358 * This symbol, if defined, indicates that the fsync routine is
1359 * available to write a file's modified data and attributes to
1360 * permanent storage.
1362 #$d_fsync HAS_FSYNC /**/
1365 * This symbol, if defined, indicates that the ftello routine is
1366 * available to ftell beyond 32 bits (useful for ILP32 hosts).
1368 #$d_ftello HAS_FTELLO /**/
1371 * This preprocessor macro is defined to convert a floating point
1372 * number to a string without a trailing decimal point. This
1373 * emulates the behavior of sprintf("%g"), but is sometimes much more
1374 * efficient. If gconvert() is not available, but gcvt() drops the
1375 * trailing decimal point, then gcvt() is used. If all else fails,
1376 * a macro using sprintf("%g") is used. Arguments for the Gconvert
1377 * macro are: value, number of digits, whether trailing zeros should
1378 * be retained, and the output buffer.
1379 * Possible values are:
1380 * d_Gconvert='gconvert((x),(n),(t),(b))'
1381 * d_Gconvert='gcvt((x),(n),(b))'
1382 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
1383 * The last two assume trailing zeros should not be kept.
1385 #define Gconvert(x,n,t,b) $d_Gconvert
1388 * This symbol, if defined, indicates that the getcwd routine is
1389 * available to get the current working directory.
1391 #$d_getcwd HAS_GETCWD /**/
1394 * This symbol, if defined, indicates that the getespwnam system call is
1395 * available to retrieve enchanced (shadow) password entries by name.
1397 #$d_getespwnam HAS_GETESPWNAM /**/
1400 * This symbol, if defined, indicates that the getfsstat routine is
1401 * available to stat filesystems in bulk.
1403 #$d_getfsstat HAS_GETFSSTAT /**/
1406 * This symbol, if defined, indicates that the getgrent routine is
1407 * available for sequential access of the group database.
1409 #$d_getgrent HAS_GETGRENT /**/
1411 /* HAS_GETHOSTBYADDR:
1412 * This symbol, if defined, indicates that the gethostbyaddr() routine is
1413 * available to look up hosts by their IP addresses.
1415 #$d_gethbyaddr HAS_GETHOSTBYADDR /**/
1417 /* HAS_GETHOSTBYNAME:
1418 * This symbol, if defined, indicates that the gethostbyname() routine is
1419 * available to look up host names in some data base or other.
1421 #$d_gethbyname HAS_GETHOSTBYNAME /**/
1424 * This symbol, if defined, indicates that the gethostent() routine is
1425 * available to look up host names in some data base or another.
1427 #$d_gethent HAS_GETHOSTENT /**/
1430 * This symbol, if defined, indicates that the C program may use the
1431 * gethostname() routine to derive the host name. See also HAS_UNAME
1435 * This symbol, if defined, indicates that the C program may use the
1436 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
1440 * This symbol, if defined, indicates the command to feed to the
1441 * popen() routine to derive the host name. See also HAS_GETHOSTNAME
1442 * and HAS_UNAME. Note that the command uses a fully qualified path,
1443 * so that it is safe even if used by a process with super-user
1447 * This symbol, if defined, indicates that the C program may use the
1448 * contents of PHOSTNAME as a command to feed to the popen() routine
1449 * to derive the host name.
1451 #$d_gethname HAS_GETHOSTNAME /**/
1452 #$d_uname HAS_UNAME /**/
1453 #$d_phostname HAS_PHOSTNAME /**/
1454 #ifdef HAS_PHOSTNAME
1455 #define PHOSTNAME "$aphostname" /* How to get the host name */
1458 /* HAS_GETHOST_PROTOS:
1459 * This symbol, if defined, indicates that <netdb.h> includes
1460 * prototypes for gethostent(), gethostbyname(), and
1461 * gethostbyaddr(). Otherwise, it is up to the program to guess
1462 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1464 #$d_gethostprotos HAS_GETHOST_PROTOS /**/
1467 * This symbol, if defined, indicates that the getitimer routine is
1468 * available to return interval timers.
1470 #$d_getitimer HAS_GETITIMER /**/
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 /**/
1524 * This symbol, if defined, indicates that the getpgrp routine is
1525 * available to get the current process group.
1528 * This symbol, if defined, indicates that getpgrp needs one
1529 * arguments whereas USG one needs none.
1531 #$d_getpgrp HAS_GETPGRP /**/
1532 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
1534 /* HAS_GETPROTOBYNAME:
1535 * This symbol, if defined, indicates that the getprotobyname()
1536 * routine is available to look up protocols by their name.
1538 /* HAS_GETPROTOBYNUMBER:
1539 * This symbol, if defined, indicates that the getprotobynumber()
1540 * routine is available to look up protocols by their number.
1542 #$d_getpbyname HAS_GETPROTOBYNAME /**/
1543 #$d_getpbynumber HAS_GETPROTOBYNUMBER /**/
1545 /* HAS_GETPROTO_PROTOS:
1546 * This symbol, if defined, indicates that <netdb.h> includes
1547 * prototypes for getprotoent(), getprotobyname(), and
1548 * getprotobyaddr(). Otherwise, it is up to the program to guess
1549 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1551 #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/
1554 * This symbol, if defined, indicates that the getprpwnam system call is
1555 * available to retrieve protected (shadow) password entries by name.
1557 #$d_getprpwnam HAS_GETPRPWNAM /**/
1560 * This symbol, if defined, indicates that the getpwent routine is
1561 * available for sequential access of the passwd database.
1562 * If this is not available, the older getpw() function may be available.
1564 #$d_getpwent HAS_GETPWENT /**/
1567 * This symbol, if defined, indicates that the getservent() routine is
1568 * available to look up network services in some data base or another.
1570 #$d_getsent HAS_GETSERVENT /**/
1572 /* HAS_GETSERV_PROTOS:
1573 * This symbol, if defined, indicates that <netdb.h> includes
1574 * prototypes for getservent(), getservbyname(), and
1575 * getservbyaddr(). Otherwise, it is up to the program to guess
1576 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1578 #$d_getservprotos HAS_GETSERV_PROTOS /**/
1581 * This symbol, if defined, indicates that the getspnam system call is
1582 * available to retrieve SysV shadow password entries by name.
1584 #$d_getspnam HAS_GETSPNAM /**/
1586 /* HAS_GETSERVBYNAME:
1587 * This symbol, if defined, indicates that the getservbyname()
1588 * routine is available to look up services by their name.
1590 /* HAS_GETSERVBYPORT:
1591 * This symbol, if defined, indicates that the getservbyport()
1592 * routine is available to look up services by their port.
1594 #$d_getsbyname HAS_GETSERVBYNAME /**/
1595 #$d_getsbyport HAS_GETSERVBYPORT /**/
1598 * This symbol, if defined, indicates to the C program that
1599 * the GNU C library is being used.
1601 #$d_gnulibc HAS_GNULIBC /**/
1602 #if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)
1603 # define _GNU_SOURCE
1606 * This symbol, if defined, indicates that the hasmntopt routine is
1607 * available to query the mount options of file systems.
1609 #$d_hasmntopt HAS_HASMNTOPT /**/
1612 * This symbol, if defined, indicates that the htonl() routine (and
1613 * friends htons() ntohl() ntohs()) are available to do network
1614 * order byte swapping.
1617 * This symbol, if defined, indicates that the htons() routine (and
1618 * friends htonl() ntohl() ntohs()) are available to do network
1619 * order byte swapping.
1622 * This symbol, if defined, indicates that the ntohl() routine (and
1623 * friends htonl() htons() ntohs()) are available to do network
1624 * order byte swapping.
1627 * This symbol, if defined, indicates that the ntohs() routine (and
1628 * friends htonl() htons() ntohl()) are available to do network
1629 * order byte swapping.
1631 #$d_htonl HAS_HTONL /**/
1632 #$d_htonl HAS_HTONS /**/
1633 #$d_htonl HAS_NTOHL /**/
1634 #$d_htonl HAS_NTOHS /**/
1637 * This symbol, if defined, indicates that the iconv routine is
1638 * available to do character set conversions.
1640 #$d_iconv HAS_ICONV /**/
1643 * This symbol will defined if the C compiler supports int64_t.
1644 * Usually the <inttypes.h> needs to be included, but sometimes
1645 * <sys/types.h> is enough.
1647 #$d_int64_t HAS_INT64_T /**/
1650 * This manifest constant lets the C program know that isascii
1653 #$d_isascii HAS_ISASCII /**/
1656 * This symbol, if defined, indicates that the isnan routine is
1657 * available to check whether a double is a NaN.
1659 #$d_isnan HAS_ISNAN /**/
1662 * This symbol, if defined, indicates that the isnanl routine is
1663 * available to check whether a long double is a NaN.
1665 #$d_isnanl HAS_ISNANL /**/
1668 * This symbol, if defined, indicates that the lchown routine is
1669 * available to operate on a symbolic link (instead of following the
1672 #$d_lchown HAS_LCHOWN /**/
1675 * This symbol, if defined, indicates that this system's <float.h>
1676 * or <limits.h> defines the symbol LDBL_DIG, which is the number
1677 * of significant digits in a long double precision number. Unlike
1678 * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined.
1680 #$d_ldbl_dig HAS_LDBL_DIG /* */
1683 * This symbol will be defined if the C compiler supports long
1687 * This symbol contains the size of a long double, so that the
1688 * C preprocessor can make decisions based on it. It is only
1689 * defined if the system supports long doubles.
1691 #$d_longdbl HAS_LONG_DOUBLE /**/
1692 #ifdef HAS_LONG_DOUBLE
1693 #define LONG_DOUBLESIZE $longdblsize /**/
1697 * This symbol will be defined if the C compiler supports long long.
1700 * This symbol contains the size of a long long, so that the
1701 * C preprocessor can make decisions based on it. It is only
1702 * defined if the system supports long long.
1704 #$d_longlong HAS_LONG_LONG /**/
1705 #ifdef HAS_LONG_LONG
1706 #define LONGLONGSIZE $longlongsize /**/
1710 * This symbol, if defined, indicates that the system provides
1711 * a prototype for the lseek() function. Otherwise, it is up
1712 * to the program to supply one. A good guess is
1713 * extern off_t lseek(int, off_t, int);
1715 #$d_lseekproto HAS_LSEEK_PROTO /**/
1718 * This symbol, if defined, indicates that the madvise system call is
1719 * available to map a file into memory.
1721 #$d_madvise HAS_MADVISE /**/
1724 * This symbol, if defined, indicates that the memchr routine is available
1725 * to locate characters within a C string.
1727 #$d_memchr HAS_MEMCHR /**/
1730 * This symbol, if defined, indicates that the mkdtemp routine is
1731 * available to exclusively create a uniquely named temporary directory.
1733 #$d_mkdtemp HAS_MKDTEMP /**/
1736 * This symbol, if defined, indicates that the mkstemp routine is
1737 * available to exclusively create and open a uniquely named
1740 #$d_mkstemp HAS_MKSTEMP /**/
1743 * This symbol, if defined, indicates that the mkstemps routine is
1744 * available to excluslvely create and open a uniquely named
1745 * (with a suffix) temporary file.
1747 #$d_mkstemps HAS_MKSTEMPS /**/
1750 * This symbol, if defined, indicates that the mmap system call is
1751 * available to map a file into memory.
1754 * This symbol holds the return type of the mmap() system call
1755 * (and simultaneously the type of the first argument).
1756 * Usually set to 'void *' or 'cadd_t'.
1758 #$d_mmap HAS_MMAP /**/
1759 #define Mmap_t $mmaptype /**/
1762 * This symbol, if defined, indicates that the modfl routine is
1763 * available to split a long double x into a fractional part f and
1764 * an integer part i such that |f| < 1.0 and (f + i) = x.
1766 /* HAS_MODFL_POW32_BUG:
1767 * This symbol, if defined, indicates that the modfl routine is
1768 * broken for long doubles >= pow(2, 32).
1769 * For example from 4294967303.150000 one would get 4294967302.000000
1770 * and 1.150000. The bug has been seen in certain versions of glibc,
1771 * release 2.2.2 is known to be okay.
1773 #$d_modfl HAS_MODFL /**/
1774 #$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/
1777 * This symbol, if defined, indicates that the mprotect system call is
1778 * available to modify the access protection of a memory mapped file.
1780 #$d_mprotect HAS_MPROTECT /**/
1783 * This symbol, if defined, indicates that the entire msg*(2) library is
1784 * supported (IPC mechanism based on message queues).
1786 #$d_msg HAS_MSG /**/
1788 /* HAS_STRUCT_MSGHDR:
1789 * This symbol, if defined, indicates that the struct msghdr
1792 #$d_msghdr_s HAS_STRUCT_MSGHDR /**/
1795 * This symbol will be defined if the C compiler supports off64_t.
1797 #$d_off64_t HAS_OFF64_T /**/
1800 * This manifest constant lets the C program know that the three
1801 * argument form of open(2) is available.
1803 #$d_open3 HAS_OPEN3 /**/
1805 /* OLD_PTHREAD_CREATE_JOINABLE:
1806 * This symbol, if defined, indicates how to create pthread
1807 * in joinable (aka undetached) state. NOTE: not defined
1808 * if pthread.h already has defined PTHREAD_CREATE_JOINABLE
1809 * (the new version of the constant).
1810 * If defined, known values are PTHREAD_CREATE_UNDETACHED
1813 #$d_old_pthread_create_joinable OLD_PTHREAD_CREATE_JOINABLE $old_pthread_create_joinable /**/
1815 /* HAS_PTHREAD_YIELD:
1816 * This symbol, if defined, indicates that the pthread_yield
1817 * routine is available to yield the execution of the current
1818 * thread. sched_yield is preferable to pthread_yield.
1821 * This symbol defines the way to yield the execution of
1822 * the current thread. Known ways are sched_yield,
1823 * pthread_yield, and pthread_yield with NULL.
1826 * This symbol, if defined, indicates that the sched_yield
1827 * routine is available to yield the execution of the current
1828 * thread. sched_yield is preferable to pthread_yield.
1830 #$d_pthread_yield HAS_PTHREAD_YIELD /**/
1831 #define SCHED_YIELD $sched_yield /**/
1832 #$d_sched_yield HAS_SCHED_YIELD /**/
1835 * This symbol, if defined, indicates that the readv routine is
1836 * available to do gather reads. You will also need <sys/uio.h>
1837 * and there I_SYSUIO.
1839 #$d_readv HAS_READV /**/
1842 * This symbol, if defined, indicates that the recvmsg routine is
1843 * available to send structured socket messages.
1845 #$d_recvmsg HAS_RECVMSG /**/
1848 * This symbol, if defined, indicates that the bcopy routine is available
1849 * to copy potentially overlapping memory blocks. Otherwise you should
1850 * probably use memmove() or memcpy(). If neither is defined, roll your
1853 #$d_safebcpy HAS_SAFE_BCOPY /**/
1856 * This symbol, if defined, indicates that the memcpy routine is available
1857 * to copy potentially overlapping memory blocks. Otherwise you should
1858 * probably use memmove() or memcpy(). If neither is defined, roll your
1861 #$d_safemcpy HAS_SAFE_MEMCPY /**/
1864 * This symbol, if defined, indicates that the memcmp routine is available
1865 * and can be used to compare relative magnitudes of chars with their high
1866 * bits set. If it is not defined, roll your own version.
1868 #$d_sanemcmp HAS_SANE_MEMCMP /**/
1871 * This symbol, if defined, indicates that the system provides
1872 * a prototype for the sbrk() function. Otherwise, it is up
1873 * to the program to supply one. Good guesses are
1874 * extern void* sbrk _((int));
1875 * extern void* sbrk _((size_t));
1877 #$d_sbrkproto HAS_SBRK_PROTO /**/
1880 * This symbol, if defined, indicates that the entire sem*(2) library is
1883 #$d_sem HAS_SEM /**/
1886 * This symbol, if defined, indicates that the sendmsg routine is
1887 * available to send structured socket messages.
1889 #$d_sendmsg HAS_SENDMSG /**/
1892 * This symbol, if defined, indicates that the setgrent routine is
1893 * available for initializing sequential access of the group database.
1895 #$d_setgrent HAS_SETGRENT /**/
1898 * This symbol, if defined, indicates that the setgroups() routine is
1899 * available to set the list of process groups. If unavailable, multiple
1900 * groups are probably not supported.
1902 #$d_setgrps HAS_SETGROUPS /**/
1905 * This symbol, if defined, indicates that the sethostent() routine is
1908 #$d_sethent HAS_SETHOSTENT /**/
1911 * This symbol, if defined, indicates that the setitimer routine is
1912 * available to set interval timers.
1914 #$d_setitimer HAS_SETITIMER /**/
1917 * This symbol, if defined, indicates that the setnetent() routine is
1920 #$d_setnent HAS_SETNETENT /**/
1923 * This symbol, if defined, indicates that the setprotoent() routine is
1926 #$d_setpent HAS_SETPROTOENT /**/
1929 * This symbol, if defined, indicates that the setpgrp routine is
1930 * available to set the current process group.
1933 * This symbol, if defined, indicates that setpgrp needs two
1934 * arguments whereas USG one needs none. See also HAS_SETPGID
1935 * for a POSIX interface.
1937 #$d_setpgrp HAS_SETPGRP /**/
1938 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
1940 /* HAS_SETPROCTITLE:
1941 * This symbol, if defined, indicates that the setproctitle routine is
1942 * available to set process title.
1944 #$d_setproctitle HAS_SETPROCTITLE /**/
1947 * This symbol, if defined, indicates that the setpwent routine is
1948 * available for initializing sequential access of the passwd database.
1950 #$d_setpwent HAS_SETPWENT /**/
1953 * This symbol, if defined, indicates that the setservent() routine is
1956 #$d_setsent HAS_SETSERVENT /**/
1959 * This symbol, if defined, indicates that the setvbuf routine is
1960 * available to change buffering on an open stdio stream.
1961 * to a line-buffered mode.
1963 #$d_setvbuf HAS_SETVBUF /**/
1966 * This symbol, if defined, indicates that sfio should
1969 #$d_sfio USE_SFIO /**/
1972 * This symbol, if defined, indicates that the entire shm*(2) library is
1975 #$d_shm HAS_SHM /**/
1978 * This symbol, if defined, indicates that Vr4's sigaction() routine
1981 #$d_sigaction HAS_SIGACTION /**/
1984 * This variable indicates to the C program that the sigsetjmp()
1985 * routine is available to save the calling process's registers
1986 * and stack environment for later use by siglongjmp(), and
1987 * to optionally save the process's signal mask. See
1988 * Sigjmp_buf, Sigsetjmp, and Siglongjmp.
1991 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
1994 * This macro is used in the same way as sigsetjmp(), but will invoke
1995 * traditional setjmp() if sigsetjmp isn't available.
1996 * See HAS_SIGSETJMP.
1999 * This macro is used in the same way as siglongjmp(), but will invoke
2000 * traditional longjmp() if siglongjmp isn't available.
2001 * See HAS_SIGSETJMP.
2003 #$d_sigsetjmp HAS_SIGSETJMP /**/
2004 #ifdef HAS_SIGSETJMP
2005 #define Sigjmp_buf sigjmp_buf
2006 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
2007 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
2009 #define Sigjmp_buf jmp_buf
2010 #define Sigsetjmp(buf,save_mask) setjmp((buf))
2011 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
2015 * This symbol, if defined, indicates that the BSD socket interface is
2019 * This symbol, if defined, indicates that the BSD socketpair() call is
2023 * This symbol, if defined, indicates that the MSG_CTRUNC is supported.
2024 * Checking just with #ifdef might not be enough because this symbol
2025 * has been known to be an enum.
2027 /* HAS_MSG_DONTROUTE:
2028 * This symbol, if defined, indicates that the MSG_DONTROUTE is supported.
2029 * Checking just with #ifdef might not be enough because this symbol
2030 * has been known to be an enum.
2033 * This symbol, if defined, indicates that the MSG_OOB is supported.
2034 * Checking just with #ifdef might not be enough because this symbol
2035 * has been known to be an enum.
2038 * This symbol, if defined, indicates that the MSG_PEEK is supported.
2039 * Checking just with #ifdef might not be enough because this symbol
2040 * has been known to be an enum.
2043 * This symbol, if defined, indicates that the MSG_PROXY is supported.
2044 * Checking just with #ifdef might not be enough because this symbol
2045 * has been known to be an enum.
2048 * This symbol, if defined, indicates that the SCM_RIGHTS is supported.
2049 * Checking just with #ifdef might not be enough because this symbol
2050 * has been known to be an enum.
2052 #$d_socket HAS_SOCKET /**/
2053 #$d_sockpair HAS_SOCKETPAIR /**/
2054 #$d_msg_ctrunc HAS_MSG_CTRUNC /**/
2055 #$d_msg_dontroute HAS_MSG_DONTROUTE /**/
2056 #$d_msg_oob HAS_MSG_OOB /**/
2057 #$d_msg_peek HAS_MSG_PEEK /**/
2058 #$d_msg_proxy HAS_MSG_PROXY /**/
2059 #$d_scm_rights HAS_SCM_RIGHTS /**/
2062 * This symbol, if defined, indicates that the socks5_init routine is
2063 * available to initialize SOCKS 5.
2065 #$d_socks5_init HAS_SOCKS5_INIT /**/
2068 * This symbol, if defined, indicates that the sqrtl routine is
2069 * available to do long double square roots.
2071 #$d_sqrtl HAS_SQRTL /**/
2074 * This symbol is defined if this system has a stat structure declaring
2075 * st_blksize and st_blocks.
2077 #ifndef USE_STAT_BLOCKS
2078 #$d_statblks USE_STAT_BLOCKS /**/
2081 /* HAS_STRUCT_STATFS_F_FLAGS:
2082 * This symbol, if defined, indicates that the struct statfs
2083 * does have the f_flags member containing the mount flags of
2084 * the filesystem containing the file.
2085 * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
2086 * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
2087 * have statfs() and struct statfs, they have ustat() and getmnt()
2088 * with struct ustat and struct fs_data.
2090 #$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/
2092 /* HAS_STRUCT_STATFS:
2093 * This symbol, if defined, indicates that the struct statfs
2094 * to do statfs() is supported.
2096 #$d_statfs_s HAS_STRUCT_STATFS /**/
2099 * This symbol, if defined, indicates that the fstatvfs routine is
2100 * available to stat filesystems by file descriptors.
2102 #$d_fstatvfs HAS_FSTATVFS /**/
2105 * This symbol is defined if the _ptr and _cnt fields (or similar)
2106 * of the stdio FILE structure can be used to access the stdio buffer
2107 * for a file handle. If this is defined, then the FILE_ptr(fp)
2108 * and FILE_cnt(fp) macros will also be defined and should be used
2109 * to access these fields.
2112 * This macro is used to access the _ptr field (or equivalent) of the
2113 * FILE structure pointed to by its argument. This macro will always be
2114 * defined if USE_STDIO_PTR is defined.
2116 /* STDIO_PTR_LVALUE:
2117 * This symbol is defined if the FILE_ptr macro can be used as an
2121 * This macro is used to access the _cnt field (or equivalent) of the
2122 * FILE structure pointed to by its argument. This macro will always be
2123 * defined if USE_STDIO_PTR is defined.
2125 /* STDIO_CNT_LVALUE:
2126 * This symbol is defined if the FILE_cnt macro can be used as an
2129 /* STDIO_PTR_LVAL_SETS_CNT:
2130 * This symbol is defined if using the FILE_ptr macro as an lvalue
2131 * to increase the pointer by n has the side effect of decreasing the
2132 * value of File_cnt(fp) by n.
2134 /* STDIO_PTR_LVAL_NOCHANGE_CNT:
2135 * This symbol is defined if using the FILE_ptr macro as an lvalue
2136 * to increase the pointer by n leaves File_cnt(fp) unchanged.
2138 #$d_stdstdio USE_STDIO_PTR /**/
2139 #ifdef USE_STDIO_PTR
2140 #define FILE_ptr(fp) $stdio_ptr
2141 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
2142 #define FILE_cnt(fp) $stdio_cnt
2143 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
2144 #$d_stdio_ptr_lval_sets_cnt STDIO_PTR_LVAL_SETS_CNT /**/
2145 #$d_stdio_ptr_lval_nochange_cnt STDIO_PTR_LVAL_NOCHANGE_CNT /**/
2149 * This symbol is defined if the _base field (or similar) of the
2150 * stdio FILE structure can be used to access the stdio buffer for
2151 * a file handle. If this is defined, then the FILE_base(fp) macro
2152 * will also be defined and should be used to access this field.
2153 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
2154 * to determine the number of bytes in the buffer. USE_STDIO_BASE
2155 * will never be defined unless USE_STDIO_PTR is.
2158 * This macro is used to access the _base field (or equivalent) of the
2159 * FILE structure pointed to by its argument. This macro will always be
2160 * defined if USE_STDIO_BASE is defined.
2163 * This macro is used to determine the number of bytes in the I/O
2164 * buffer pointed to by _base field (or equivalent) of the FILE
2165 * structure pointed to its argument. This macro will always be defined
2166 * if USE_STDIO_BASE is defined.
2168 #$d_stdiobase USE_STDIO_BASE /**/
2169 #ifdef USE_STDIO_BASE
2170 #define FILE_base(fp) $stdio_base
2171 #define FILE_bufsiz(fp) $stdio_bufsiz
2175 * This symbol, if defined, indicates that the strerror routine is
2176 * available to translate error numbers to strings. See the writeup
2177 * of Strerror() in this file before you try to define your own.
2180 * This symbol, if defined, indicates that the sys_errlist array is
2181 * available to translate error numbers to strings. The extern int
2182 * sys_nerr gives the size of that table.
2185 * This preprocessor symbol is defined as a macro if strerror() is
2186 * not available to translate error numbers to strings but sys_errlist[]
2189 #$d_strerror HAS_STRERROR /**/
2190 #$d_syserrlst HAS_SYS_ERRLIST /**/
2191 #define Strerror(e) $d_strerrm
2194 * This symbol, if defined, indicates that the strtold routine is
2195 * available to convert strings to long doubles.
2197 #$d_strtold HAS_STRTOLD /**/
2200 * This symbol, if defined, indicates that the strtoll routine is
2201 * available to convert strings to long longs.
2203 #$d_strtoll HAS_STRTOLL /**/
2206 * This symbol, if defined, indicates that the strtoq routine is
2207 * available to convert strings to long longs (quads).
2209 #$d_strtoq HAS_STRTOQ /**/
2212 * This symbol, if defined, indicates that the strtoul routine is
2213 * available to provide conversion of strings to unsigned long.
2215 #$d_strtoul HAS_STRTOUL /**/
2218 * This symbol, if defined, indicates that the strtoull routine is
2219 * available to convert strings to unsigned long longs.
2221 #$d_strtoull HAS_STRTOULL /**/
2224 * This symbol, if defined, indicates that the strtouq routine is
2225 * available to convert strings to unsigned long longs (quads).
2227 #$d_strtouq HAS_STRTOUQ /**/
2229 /* HAS_TELLDIR_PROTO:
2230 * This symbol, if defined, indicates that the system provides
2231 * a prototype for the telldir() function. Otherwise, it is up
2232 * to the program to supply one. A good guess is
2233 * extern long telldir _((DIR*));
2235 #$d_telldirproto HAS_TELLDIR_PROTO /**/
2238 * This symbol holds the type returned by time(). It can be long,
2239 * or time_t on BSD sites (in which case <sys/types.h> should be
2242 #define Time_t $timetype /* Time type */
2245 * This symbol, if defined, indicates that the times() routine exists.
2246 * Note that this became obsolete on some systems (SUNOS), which now
2247 * use getrusage(). It may be necessary to include <sys/times.h>.
2249 #$d_times HAS_TIMES /**/
2252 * This symbol, if defined, indicates that the ualarm routine is
2253 * available to do alarms with microsecond granularity.
2255 #$d_ualarm HAS_UALARM /**/
2258 * This symbol, if defined, indicates that the union semun is
2259 * defined by including <sys/sem.h>. If not, the user code
2260 * probably needs to define it as:
2263 * struct semid_ds *buf;
2264 * unsigned short *array;
2267 /* USE_SEMCTL_SEMUN:
2268 * This symbol, if defined, indicates that union semun is
2269 * used for semctl IPC_STAT.
2271 /* USE_SEMCTL_SEMID_DS:
2272 * This symbol, if defined, indicates that struct semid_ds * is
2273 * used for semctl IPC_STAT.
2275 #$d_union_semun HAS_UNION_SEMUN /**/
2276 #$d_semctl_semun USE_SEMCTL_SEMUN /**/
2277 #$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/
2280 * This symbol, if defined, indicates that the ustat system call is
2281 * available to query file system statistics by dev_t.
2283 #$d_ustat HAS_USTAT /**/
2286 * This symbol, if defined, indicates that vfork() exists.
2288 #$d_vfork HAS_VFORK /**/
2291 * This symbol's value is either "void" or "int", corresponding to the
2292 * appropriate return type of a signal handler. Thus, you can declare
2293 * a signal handler using "Signal_t (*handler)()", and define the
2294 * handler using "Signal_t handler(sig)".
2296 #define Signal_t $signal_t /* Signal handler's return type */
2299 * This symbol, if defined, indicates that the vprintf routine is available
2300 * to printf with a pointer to an argument list. If unavailable, you
2301 * may need to write your own, probably in terms of _doprnt().
2303 /* USE_CHAR_VSPRINTF:
2304 * This symbol is defined if this system has vsprintf() returning type
2305 * (char*). The trend seems to be to declare it as "int vsprintf()". It
2306 * is up to the package author to declare vsprintf correctly based on the
2309 #$d_vprintf HAS_VPRINTF /**/
2310 #$d_charvspr USE_CHAR_VSPRINTF /**/
2313 * This symbol, if defined, indicates that the writev routine is
2314 * available to do scatter writes.
2316 #$d_writev HAS_WRITEV /**/
2318 /* USE_DYNAMIC_LOADING:
2319 * This symbol, if defined, indicates that dynamic loading of
2320 * some sort is available.
2322 #$usedl USE_DYNAMIC_LOADING /**/
2325 * This symbol contains the size of a double, so that the C preprocessor
2326 * can make decisions based on it.
2328 #define DOUBLESIZE $doublesize /**/
2331 * This symbol, if defined, indicates that this system uses
2334 #$ebcdic EBCDIC /**/
2337 * This symbol, if defined, tells that fflush(NULL) does flush
2338 * all pending stdio output.
2341 * This symbol, if defined, tells that to flush
2342 * all pending stdio output one must loop through all
2343 * the stdio file handles stored in an array and fflush them.
2344 * Note that if fflushNULL is defined, fflushall will not
2345 * even be probed for and will be left undefined.
2347 #$fflushNULL FFLUSH_NULL /**/
2348 #$fflushall FFLUSH_ALL /**/
2351 * This symbol holds the type used to declare file positions in libc.
2352 * It can be fpos_t, long, uint, etc... It may be necessary to include
2353 * <sys/types.h> to get any typedef'ed information.
2355 #define Fpos_t $fpostype /* File position type */
2358 * This symbol defines the format string used for printing a Gid_t.
2360 #define Gid_t_f $gidformat /**/
2363 * This symbol holds the signedess of a Gid_t.
2364 * 1 for unsigned, -1 for signed.
2366 #define Gid_t_sign $gidsign /* GID sign */
2369 * This symbol holds the size of a Gid_t in bytes.
2371 #define Gid_t_size $gidsize /* GID size */
2374 * This symbol holds the return type of getgid() and the type of
2375 * argument to setrgid() and related functions. Typically,
2376 * it is the type of group ids in the kernel. It can be int, ushort,
2377 * gid_t, etc... It may be necessary to include <sys/types.h> to get
2378 * any typedef'ed information.
2380 #define Gid_t $gidtype /* Type for getgid(), etc... */
2383 * This symbol holds the type used for the second argument to
2384 * getgroups() and setgroups(). Usually, this is the same as
2385 * gidtype (gid_t) , but sometimes it isn't.
2386 * It can be int, ushort, gid_t, etc...
2387 * It may be necessary to include <sys/types.h> to get any
2388 * typedef'ed information. This is only required if you have
2389 * getgroups() or setgroups()..
2391 #if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
2392 #define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */
2396 * This symbol contains the type of the prefix structure element
2397 * in the <db.h> header file. In older versions of DB, it was
2398 * int, while in newer ones it is u_int32_t.
2401 * This symbol contains the type of the prefix structure element
2402 * in the <db.h> header file. In older versions of DB, it was
2403 * int, while in newer ones it is size_t.
2405 /* DB_VERSION_MAJOR_CFG:
2406 * This symbol, if defined, defines the major version number of
2407 * Berkeley DB found in the <db.h> header when Perl was configured.
2409 /* DB_VERSION_MINOR_CFG:
2410 * This symbol, if defined, defines the minor version number of
2411 * Berkeley DB found in the <db.h> header when Perl was configured.
2412 * For DB version 1 this is always 0.
2414 /* DB_VERSION_PATCH_CFG:
2415 * This symbol, if defined, defines the patch version number of
2416 * Berkeley DB found in the <db.h> header when Perl was configured.
2417 * For DB version 1 this is always 0.
2419 #define DB_Hash_t $db_hashtype /**/
2420 #define DB_Prefix_t $db_prefixtype /**/
2421 #define DB_VERSION_MAJOR_CFG $db_version_major /**/
2422 #define DB_VERSION_MINOR_CFG $db_version_minor /**/
2423 #define DB_VERSION_PATCH_CFG $db_version_patch /**/
2426 * This symbol, if defined, indicates to the C program that it should
2430 * This symbol, if defined, indicates to the C program that struct group
2431 * in <grp.h> contains gr_passwd.
2434 #$d_grpasswd GRPASSWD /**/
2437 * This symbol, if defined, indicates that <iconv.h> exists and
2438 * should be included.
2440 #$i_iconv I_ICONV /**/
2443 * This symbol, if defined, indicates that <ieeefp.h> exists and
2444 * should be included.
2446 #$i_ieeefp I_IEEEFP /**/
2449 * This symbol, if defined, indicates to the C program that it should
2450 * include <inttypes.h>.
2452 #$i_inttypes I_INTTYPES /**/
2455 * This symbol, if defined, indicates that <libutil.h> exists and
2456 * should be included.
2458 #$i_libutil I_LIBUTIL /**/
2461 * This symbol, if defined, indicates to the C program that it should
2462 * include <mach/cthreads.h>.
2464 #$i_machcthr I_MACH_CTHREADS /**/
2467 * This symbol, if defined, indicates that <mntent.h> exists and
2468 * should be included.
2470 #$i_mntent I_MNTENT /**/
2473 * This symbol, if defined, indicates that <netdb.h> exists and
2474 * should be included.
2476 #$i_netdb I_NETDB /**/
2479 * This symbol, if defined, indicates to the C program that it should
2480 * include <netinet/tcp.h>.
2482 #$i_netinettcp I_NETINET_TCP /**/
2485 * This symbol, if defined, indicates that <poll.h> exists and
2486 * should be included.
2488 #$i_poll I_POLL /**/
2491 * This symbol, if defined, indicates that <prot.h> exists and
2492 * should be included.
2494 #$i_prot I_PROT /**/
2497 * This symbol, if defined, indicates to the C program that it should
2498 * include <pthread.h>.
2500 #$i_pthread I_PTHREAD /**/
2503 * This symbol, if defined, indicates to the C program that it should
2507 * This symbol, if defined, indicates to the C program that struct passwd
2508 * contains pw_quota.
2511 * This symbol, if defined, indicates to the C program that struct passwd
2515 * This symbol, if defined, indicates to the C program that struct passwd
2516 * contains pw_change.
2519 * This symbol, if defined, indicates to the C program that struct passwd
2520 * contains pw_class.
2523 * This symbol, if defined, indicates to the C program that struct passwd
2524 * contains pw_expire.
2527 * This symbol, if defined, indicates to the C program that struct passwd
2528 * contains pw_comment.
2531 * This symbol, if defined, indicates to the C program that struct passwd
2532 * contains pw_gecos.
2535 * This symbol, if defined, indicates to the C program that struct passwd
2536 * contains pw_passwd.
2539 #$d_pwquota PWQUOTA /**/
2540 #$d_pwage PWAGE /**/
2541 #$d_pwchange PWCHANGE /**/
2542 #$d_pwclass PWCLASS /**/
2543 #$d_pwexpire PWEXPIRE /**/
2544 #$d_pwcomment PWCOMMENT /**/
2545 #$d_pwgecos PWGECOS /**/
2546 #$d_pwpasswd PWPASSWD /**/
2549 * This symbol, if defined, indicates that <shadow.h> exists and
2550 * should be included.
2552 #$i_shadow I_SHADOW /**/
2555 * This symbol, if defined, indicates that <socks.h> exists and
2556 * should be included.
2558 #$i_socks I_SOCKS /**/
2561 * This symbol, if defined, indicates that <sunmath.h> exists and
2562 * should be included.
2564 #$i_sunmath I_SUNMATH /**/
2567 * This symbol, if defined, indicates that <syslog.h> exists and
2568 * should be included.
2570 #$i_syslog I_SYSLOG /**/
2573 * This symbol, if defined, indicates that <sys/mode.h> exists and
2574 * should be included.
2576 #$i_sysmode I_SYSMODE /**/
2579 * This symbol, if defined, indicates that <sys/mount.h> exists and
2580 * should be included.
2582 #$i_sysmount I_SYS_MOUNT /**/
2585 * This symbol, if defined, indicates that <sys/statfs.h> exists.
2587 #$i_sysstatfs I_SYS_STATFS /**/
2590 * This symbol, if defined, indicates that <sys/statvfs.h> exists and
2591 * should be included.
2593 #$i_sysstatvfs I_SYS_STATVFS /**/
2596 * This symbol, if defined, indicates that <sys/uio.h> exists and
2597 * should be included.
2599 #$i_sysuio I_SYSUIO /**/
2602 * This symbol, if defined, indicates that <sys/utsname.h> exists and
2603 * should be included.
2605 #$i_sysutsname I_SYSUTSNAME /**/
2608 * This symbol, if defined, indicates that <sys/vfs.h> exists and
2609 * should be included.
2611 #$i_sysvfs I_SYS_VFS /**/
2614 * This symbol, if defined, indicates to the C program that it should
2618 * This symbol, if defined, indicates to the C program that it should
2619 * include <sys/time.h>.
2621 /* I_SYS_TIME_KERNEL:
2622 * This symbol, if defined, indicates to the C program that it should
2623 * include <sys/time.h> with KERNEL defined.
2625 #$i_time I_TIME /**/
2626 #$i_systime I_SYS_TIME /**/
2627 #$i_systimek I_SYS_TIME_KERNEL /**/
2630 * This symbol, if defined, indicates that <ustat.h> exists and
2631 * should be included.
2633 #$i_ustat I_USTAT /**/
2635 /* PERL_INC_VERSION_LIST:
2636 * This variable specifies the list of subdirectories in over
2637 * which perl.c:incpush() and lib/lib.pm will automatically
2638 * search when adding directories to @INC, in a format suitable
2639 * for a C initialization string. See the inc_version_list entry
2640 * in Porting/Glossary for more details.
2642 #define PERL_INC_VERSION_LIST $inc_version_list_init /**/
2644 /* INSTALL_USR_BIN_PERL:
2645 * This symbol, if defined, indicates that Perl is to be installed
2646 * also as /usr/bin/perl.
2648 #$installusrbinperl INSTALL_USR_BIN_PERL /**/
2651 * This symbol, if defined, contains the string used by stdio to
2652 * format long doubles (format 'f') for output.
2655 * This symbol, if defined, contains the string used by stdio to
2656 * format long doubles (format 'g') for output.
2659 * This symbol, if defined, contains the string used by stdio to
2660 * format long doubles (format 'e') for output.
2663 * This symbol, if defined, contains the string used by stdio to
2664 * format long doubles (format 'f') for input.
2666 #$d_PRIfldbl PERL_PRIfldbl $sPRIfldbl /**/
2667 #$d_PRIgldbl PERL_PRIgldbl $sPRIgldbl /**/
2668 #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/
2669 #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/
2672 * This symbol holds the type used to declare offsets in the kernel.
2673 * It can be int, long, off_t, etc... It may be necessary to include
2674 * <sys/types.h> to get any typedef'ed information.
2677 * This symbol holds the number of bytes used by the Off_t.
2680 * This symbol holds the number of bytes used by the Off_t.
2682 #define Off_t $lseektype /* <offset> type */
2683 #define LSEEKSIZE $lseeksize /* <offset> size */
2684 #define Off_t_size $lseeksize /* <offset> size */
2687 * This variable contains the return type of free(). It is usually
2688 * void, but occasionally int.
2691 * This symbol is the type of pointer returned by malloc and realloc.
2693 #define Malloc_t $malloctype /**/
2694 #define Free_t $freetype /**/
2697 * This symbol, if defined, indicates that we're using our own malloc.
2699 #$d_mymalloc MYMALLOC /**/
2702 * This symbol holds the type used to declare file modes
2703 * for systems calls. It is usually mode_t, but may be
2704 * int or unsigned short. It may be necessary to include <sys/types.h>
2705 * to get any typedef'ed information.
2707 #define Mode_t $modetype /* file mode parameter for system calls */
2710 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
2711 * non-blocking I/O for the file descriptor. Note that there is no way
2712 * back, i.e. you cannot turn it blocking again this way. If you wish to
2713 * alternatively switch between blocking and non-blocking, use the
2714 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
2717 * This symbol holds the errno error code set by read() when no data was
2718 * present on the non-blocking file descriptor.
2721 * This symbol holds the return code from read() when no data is present
2722 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
2723 * not defined, then you can't distinguish between no data and EOF by
2724 * issuing a read(). You'll have to find another way to tell for sure!
2727 * This symbol, if defined, indicates to the C program that a read() on
2728 * a non-blocking file descriptor will return 0 on EOF, and not the value
2729 * held in RD_NODATA (-1 usually, in that case!).
2731 #define VAL_O_NONBLOCK $o_nonblock
2732 #define VAL_EAGAIN $eagain
2733 #define RD_NODATA $rd_nodata
2734 #$d_eofnblk EOF_NONBLOCK
2737 * This symbol, if defined, indicates that the system stores
2738 * the variable argument list datatype, va_list, in a format
2739 * that cannot be copied by simple assignment, so that some
2740 * other means must be used when copying is required.
2741 * As such systems vary in their provision (or non-provision)
2742 * of copying mechanisms, handy.h defines a platform-
2743 * independent macro, Perl_va_copy(src, dst), to do the job.
2745 #$need_va_copy NEED_VA_COPY /**/
2748 * This symbol holds the type used for the 1st argument
2749 * to gethostbyaddr().
2752 * This symbol holds the type used for the 2nd argument
2753 * to gethostbyaddr().
2756 * This symbol holds the type used for the argument to
2760 * This symbol holds the type used for the 1st argument to
2763 #define Netdb_host_t $netdb_host_type /**/
2764 #define Netdb_hlen_t $netdb_hlen_type /**/
2765 #define Netdb_name_t $netdb_name_type /**/
2766 #define Netdb_net_t $netdb_net_type /**/
2768 /* PERL_OTHERLIBDIRS:
2769 * This variable contains a colon-separated set of paths for the perl
2770 * binary to search for additional library files or modules.
2771 * These directories will be tacked to the end of @INC.
2772 * Perl will automatically search below each path for version-
2773 * and architecture-specific directories. See PERL_INC_VERSION_LIST
2776 #$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/
2779 * This symbol defines the C type used for Perl's IV.
2782 * This symbol defines the C type used for Perl's UV.
2785 * This symbol defines the C type used for Perl's I8.
2788 * This symbol defines the C type used for Perl's U8.
2791 * This symbol defines the C type used for Perl's I16.
2794 * This symbol defines the C type used for Perl's U16.
2797 * This symbol defines the C type used for Perl's I32.
2800 * This symbol defines the C type used for Perl's U32.
2803 * This symbol defines the C type used for Perl's I64.
2806 * This symbol defines the C type used for Perl's U64.
2809 * This symbol defines the C type used for Perl's NV.
2812 * This symbol contains the sizeof(IV).
2815 * This symbol contains the sizeof(UV).
2818 * This symbol contains the sizeof(I8).
2821 * This symbol contains the sizeof(U8).
2824 * This symbol contains the sizeof(I16).
2827 * This symbol contains the sizeof(U16).
2830 * This symbol contains the sizeof(I32).
2833 * This symbol contains the sizeof(U32).
2836 * This symbol contains the sizeof(I64).
2839 * This symbol contains the sizeof(U64).
2842 * This symbol contains the sizeof(NV).
2845 * This symbol, if defined, indicates that a variable of type NVTYPE
2846 * can preserve all the bits of a variable of type UVTYPE.
2848 /* NV_PRESERVES_UV_BITS:
2849 * This symbol contains the number of bits a variable of type NVTYPE
2850 * can preserve of a variable of type UVTYPE.
2852 #define IVTYPE $ivtype /**/
2853 #define UVTYPE $uvtype /**/
2854 #define I8TYPE $i8type /**/
2855 #define U8TYPE $u8type /**/
2856 #define I16TYPE $i16type /**/
2857 #define U16TYPE $u16type /**/
2858 #define I32TYPE $i32type /**/
2859 #define U32TYPE $u32type /**/
2861 #define I64TYPE $i64type /**/
2862 #define U64TYPE $u64type /**/
2864 #define NVTYPE $nvtype /**/
2865 #define IVSIZE $ivsize /**/
2866 #define UVSIZE $uvsize /**/
2867 #define I8SIZE $i8size /**/
2868 #define U8SIZE $u8size /**/
2869 #define I16SIZE $i16size /**/
2870 #define U16SIZE $u16size /**/
2871 #define I32SIZE $i32size /**/
2872 #define U32SIZE $u32size /**/
2874 #define I64SIZE $i64size /**/
2875 #define U64SIZE $u64size /**/
2877 #define NVSIZE $nvsize /**/
2878 #$d_nv_preserves_uv NV_PRESERVES_UV
2879 #define NV_PRESERVES_UV_BITS $d_nv_preserves_uv_bits
2882 * This symbol defines the format string used for printing a Perl IV
2883 * as a signed decimal integer.
2886 * This symbol defines the format string used for printing a Perl UV
2887 * as an unsigned decimal integer.
2890 * This symbol defines the format string used for printing a Perl UV
2891 * as an unsigned octal integer.
2894 * This symbol defines the format string used for printing a Perl UV
2895 * as an unsigned hexadecimal integer in lowercase abcdef.
2898 * This symbol defines the format string used for printing a Perl UV
2899 * as an unsigned hexadecimal integer in uppercase ABCDEF.
2902 * This symbol defines the format string used for printing a Perl NV
2903 * using %e-ish floating point format.
2906 * This symbol defines the format string used for printing a Perl NV
2907 * using %f-ish floating point format.
2910 * This symbol defines the format string used for printing a Perl NV
2911 * using %g-ish floating point format.
2913 #define IVdf $ivdformat /**/
2914 #define UVuf $uvuformat /**/
2915 #define UVof $uvoformat /**/
2916 #define UVxf $uvxformat /**/
2917 #define UVXf $uvXUformat /**/
2918 #define NVef $nveformat /**/
2919 #define NVff $nvfformat /**/
2920 #define NVgf $nvgformat /**/
2923 * This symbol holds the type used to declare process ids in the kernel.
2924 * It can be int, uint, pid_t, etc... It may be necessary to include
2925 * <sys/types.h> to get any typedef'ed information.
2927 #define Pid_t $pidtype /* PID type */
2930 * This symbol contains the name of the private library for this package.
2931 * The library is private in the sense that it needn't be in anyone's
2932 * execution path, but it should be accessible by the world. The program
2933 * should be prepared to do ~ expansion.
2936 * This symbol contains the ~name expanded version of PRIVLIB, to be used
2937 * in programs that are not prepared to deal with ~ expansion at run-time.
2939 #define PRIVLIB "$privlib" /**/
2940 #define PRIVLIB_EXP "$privlibexp" /**/
2943 * This symbol contains the size of a pointer, so that the C preprocessor
2944 * can make decisions based on it. It will be sizeof(void *) if
2945 * the compiler supports (void *); otherwise it will be
2948 #define PTRSIZE $ptrsize /**/
2951 * This macro is to be used to generate uniformly distributed
2952 * random numbers over the range [0., 1.[. You may have to supply
2953 * an 'extern double drand48();' in your program since SunOS 4.1.3
2954 * doesn't provide you with anything relevant in it's headers.
2955 * See HAS_DRAND48_PROTO.
2958 * This symbol defines the type of the argument of the
2959 * random seed function.
2962 * This symbol defines the macro to be used in seeding the
2963 * random number generator (see Drand01).
2966 * This symbol indicates how many bits are produced by the
2967 * function used to generate normalized random numbers.
2968 * Values include 15, 16, 31, and 48.
2970 #define Drand01() $drand01 /**/
2971 #define Rand_seed_t $randseedtype /**/
2972 #define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/
2973 #define RANDBITS $randbits /**/
2976 * This symbol holds the minimum number of bits operated by select.
2977 * That is, if you do select(n, ...), how many bits at least will be
2978 * cleared in the masks if some activity is detected. Usually this
2979 * is either n or 32*ceil(n/32), especially many little-endians do
2980 * the latter. This is only useful if you have select(), naturally.
2982 #define SELECT_MIN_BITS $selectminbits /**/
2985 * This symbol holds the type used for the 2nd, 3rd, and 4th
2986 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
2987 * is defined, and 'int *' otherwise. This is only useful if you
2988 * have select(), of course.
2990 #define Select_fd_set_t $selecttype /**/
2993 * This symbol contains a list of signal names in order of
2994 * signal number. This is intended
2995 * to be used as a static array initialization, like this:
2996 * char *sig_name[] = { SIG_NAME };
2997 * The signals in the list are separated with commas, and each signal
2998 * is surrounded by double quotes. There is no leading SIG in the signal
2999 * name, i.e. SIGQUIT is known as "QUIT".
3000 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
3001 * etc., where nn is the actual signal number (e.g. NUM37).
3002 * The signal number for sig_name[i] is stored in sig_num[i].
3003 * The last element is 0 to terminate the list with a NULL. This
3004 * corresponds to the 0 at the end of the sig_num list.
3007 * This symbol contains a list of signal numbers, in the same order as the
3008 * SIG_NAME list. It is suitable for static array initialization, as in:
3009 * int sig_num[] = { SIG_NUM };
3010 * The signals in the list are separated with commas, and the indices
3011 * within that list and the SIG_NAME list match, so it's easy to compute
3012 * the signal name from a number or vice versa at the price of a small
3013 * dynamic linear lookup.
3014 * Duplicates are allowed, but are moved to the end of the list.
3015 * The signal number corresponding to sig_name[i] is sig_number[i].
3016 * if (i < NSIG) then sig_number[i] == i.
3017 * The last element is 0, corresponding to the 0 at the end of
3018 * the sig_name list.
3021 * This variable contains the number of elements of the sig_name
3022 * and sig_num arrays, excluding the final NULL entry.
3024 #define SIG_NAME $sig_name_init /**/
3025 #define SIG_NUM $sig_num_init /**/
3026 #define SIG_SIZE $sig_size /**/
3029 * This symbol contains the name of the private library for this package.
3030 * The library is private in the sense that it needn't be in anyone's
3031 * execution path, but it should be accessible by the world. The program
3032 * should be prepared to do ~ expansion.
3033 * The standard distribution will put nothing in this directory.
3034 * After perl has been installed, users may install their own local
3035 * architecture-dependent modules in this directory with
3036 * MakeMaker Makefile.PL
3037 * or equivalent. See INSTALL for details.
3040 * This symbol contains the ~name expanded version of SITEARCH, to be used
3041 * in programs that are not prepared to deal with ~ expansion at run-time.
3043 #define SITEARCH "$sitearch" /**/
3044 #define SITEARCH_EXP "$sitearchexp" /**/
3047 * This symbol contains the name of the private library for this package.
3048 * The library is private in the sense that it needn't be in anyone's
3049 * execution path, but it should be accessible by the world. The program
3050 * should be prepared to do ~ expansion.
3051 * The standard distribution will put nothing in this directory.
3052 * After perl has been installed, users may install their own local
3053 * architecture-independent modules in this directory with
3054 * MakeMaker Makefile.PL
3055 * or equivalent. See INSTALL for details.
3058 * This symbol contains the ~name expanded version of SITELIB, to be used
3059 * in programs that are not prepared to deal with ~ expansion at run-time.
3062 * This define is SITELIB_EXP with any trailing version-specific component
3063 * removed. The elements in inc_version_list (inc_version_list.U) can
3064 * be tacked onto this variable to generate a list of directories to search.
3066 #define SITELIB "$sitelib" /**/
3067 #define SITELIB_EXP "$sitelibexp" /**/
3068 #define SITELIB_STEM "$sitelib_stem" /**/
3071 * This symbol holds the size of a Size_t in bytes.
3073 #define Size_t_size $sizesize /* */
3076 * This symbol holds the type used to declare length parameters
3077 * for string functions. It is usually size_t, but may be
3078 * unsigned long, int, etc. It may be necessary to include
3079 * <sys/types.h> to get any typedef'ed information.
3081 #define Size_t $sizetype /* length paramater for string functions */
3084 * This symbol holds the type used for the size argument of
3085 * various socket calls (just the base type, not the pointer-to).
3087 #define Sock_size_t $socksizetype /**/
3090 * This symbol holds the type used by functions that return
3091 * a count of bytes or an error condition. It must be a signed type.
3092 * It is usually ssize_t, but may be long or int, etc.
3093 * It may be necessary to include <sys/types.h> or <unistd.h>
3094 * to get any typedef'ed information.
3095 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
3097 #define SSize_t $ssizetype /* signed count of bytes */
3100 * This variable contains the string to put in front of a perl
3101 * script to make sure (one hopes) that it runs with perl and not
3104 #define STARTPERL "$startperl" /**/
3107 * This symbol is defined to be the type of char used in stdio.h.
3108 * It has the values "unsigned char" or "char".
3110 #define STDCHAR $stdchar /**/
3112 /* HAS_STDIO_STREAM_ARRAY:
3113 * This symbol, if defined, tells that there is an array
3114 * holding the stdio streams.
3116 /* STDIO_STREAM_ARRAY:
3117 * This symbol tells the name of the array holding the stdio streams.
3118 * Usual values include _iob, __iob, and __sF.
3120 #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/
3121 #define STDIO_STREAM_ARRAY $stdio_stream_array
3124 * This symbol defines the format string used for printing a Uid_t.
3126 #define Uid_t_f $uidformat /**/
3129 * This symbol holds the signedess of a Uid_t.
3130 * 1 for unsigned, -1 for signed.
3132 #define Uid_t_sign $uidsign /* UID sign */
3135 * This symbol holds the size of a Uid_t in bytes.
3137 #define Uid_t_size $uidsize /* UID size */
3140 * This symbol holds the type used to declare user ids in the kernel.
3141 * It can be int, ushort, uid_t, etc... It may be necessary to include
3142 * <sys/types.h> to get any typedef'ed information.
3144 #define Uid_t $uidtype /* UID type */
3147 * This symbol, if defined, indicates that 64-bit integers should
3148 * be used when available. If not defined, the native integers
3149 * will be employed (be they 32 or 64 bits). The minimal possible
3150 * 64-bitness is used, just enough to get 64-bit integers into Perl.
3151 * This may mean using for example "long longs", while your memory
3152 * may still be limited to 2 gigabytes.
3155 * This symbol, if defined, indicates that 64-bit integers should
3156 * be used when available. If not defined, the native integers
3157 * will be used (be they 32 or 64 bits). The maximal possible
3158 * 64-bitness is employed: LP64 or ILP64, meaning that you will
3159 * be able to use more than 2 gigabytes of memory. This mode is
3160 * even more binary incompatible than USE_64_BIT_INT. You may not
3161 * be able to run the resulting executable in a 32-bit CPU at all or
3162 * you may need at least to reboot your OS to 64-bit mode.
3164 #ifndef USE_64_BIT_INT
3165 #$use64bitint USE_64_BIT_INT /**/
3168 #ifndef USE_64_BIT_ALL
3169 #$use64bitall USE_64_BIT_ALL /**/
3173 * This symbol, if defined, indicates that large file support
3174 * should be used when available.
3176 #ifndef USE_LARGE_FILES
3177 #$uselargefiles USE_LARGE_FILES /**/
3181 * This symbol, if defined, indicates that long doubles should
3182 * be used when available.
3184 #ifndef USE_LONG_DOUBLE
3185 #$uselongdouble USE_LONG_DOUBLE /**/
3189 * This symbol, if defined, indicates that 64-bit interfaces and
3190 * long doubles should be used when available.
3192 #ifndef USE_MORE_BITS
3193 #$usemorebits USE_MORE_BITS /**/
3197 * This symbol, if defined, indicates that Perl should
3198 * be built to use multiplicity.
3200 #ifndef MULTIPLICITY
3201 #$usemultiplicity MULTIPLICITY /**/
3205 * This symbol, if defined, indicates that the PerlIO abstraction should
3206 * be used throughout. If not defined, stdio should be
3207 * used in a fully backward compatible manner.
3210 #$useperlio USE_PERLIO /**/
3214 * This symbol, if defined, indicates that Perl should
3215 * be built to use socks.
3218 #$usesocks USE_SOCKS /**/
3222 * This symbol, if defined, indicates that Perl should be built to
3223 * use the interpreter-based threading implementation.
3226 * This symbol, if defined, indicates that Perl should be built to
3227 * use the 5.005-based threading implementation.
3229 /* OLD_PTHREADS_API:
3230 * This symbol, if defined, indicates that Perl should
3231 * be built to use the old draft POSIX threads API.
3233 /* USE_REENTRANT_API:
3234 * This symbol, if defined, indicates that Perl should
3235 * try to use the various _r versions of library functions.
3236 * This is extremely experimental.
3238 #$use5005threads USE_5005THREADS /**/
3239 #$useithreads USE_ITHREADS /**/
3240 #if defined(USE_5005THREADS) && !defined(USE_ITHREADS)
3241 #define USE_THREADS /* until src is revised*/
3243 #$d_oldpthreads OLD_PTHREADS_API /**/
3244 #$usereentrant USE_REENTRANT_API /**/
3247 * If defined, this symbol contains the name of a private library.
3248 * The library is private in the sense that it needn't be in anyone's
3249 * execution path, but it should be accessible by the world.
3250 * It may have a ~ on the front.
3251 * The standard distribution will put nothing in this directory.
3252 * Vendors who distribute perl may wish to place their own
3253 * architecture-dependent modules and extensions in this directory with
3254 * MakeMaker Makefile.PL INSTALLDIRS=vendor
3255 * or equivalent. See INSTALL for details.
3257 /* PERL_VENDORARCH_EXP:
3258 * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used
3259 * in programs that are not prepared to deal with ~ expansion at run-time.
3261 #$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/
3262 #$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/
3264 /* PERL_VENDORLIB_EXP:
3265 * This symbol contains the ~name expanded version of VENDORLIB, to be used
3266 * in programs that are not prepared to deal with ~ expansion at run-time.
3268 /* PERL_VENDORLIB_STEM:
3269 * This define is PERL_VENDORLIB_EXP with any trailing version-specific component
3270 * removed. The elements in inc_version_list (inc_version_list.U) can
3271 * be tacked onto this variable to generate a list of directories to search.
3273 #$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/
3274 #$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/
3277 * This symbol indicates how much support of the void type is given by this
3278 * compiler. What various bits mean:
3280 * 1 = supports declaration of void
3281 * 2 = supports arrays of pointers to functions returning void
3282 * 4 = supports comparisons between pointers to void functions and
3283 * addresses of void functions
3284 * 8 = suports declaration of generic void pointers
3286 * The package designer should define VOIDUSED to indicate the requirements
3287 * of the package. This can be done either by #defining VOIDUSED before
3288 * including config.h, or by defining defvoidused in Myinit.U. If the
3289 * latter approach is taken, only those flags will be tested. If the
3290 * level of void support necessary is not present, defines void to int.
3293 #define VOIDUSED $defvoidused
3295 #define VOIDFLAGS $voidflags
3296 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
3297 #define void int /* is void to be avoided? */
3298 #define M_VOID /* Xenix strikes again */
3301 /* PERL_XS_APIVERSION:
3302 * This variable contains the version of the oldest perl binary
3303 * compatible with the present perl. perl.c:incpush() and
3304 * lib/lib.pm will automatically search in $sitearch for older
3305 * directories across major versions back to xs_apiversion.
3306 * This is only useful if you have a perl library directory tree
3307 * structured like the default one.
3308 * See INSTALL for how this works.
3309 * The versioned site_perl directory was introduced in 5.005,
3310 * so that is the lowest possible value.
3311 * Since this can depend on compile time options (such as
3312 * bincompat) it is set by Configure. Other non-default sources
3313 * of potential incompatibility, such as multiplicity, threads,
3314 * debugging, 64bits, sfio, etc., are not checked for currently,
3315 * though in principle we could go snooping around in old
3318 /* PERL_PM_APIVERSION:
3319 * This variable contains the version of the oldest perl
3320 * compatible with the present perl. (That is, pure perl modules
3321 * written for pm_apiversion will still work for the current
3322 * version). perl.c:incpush() and lib/lib.pm will automatically
3323 * search in $sitelib for older directories across major versions
3324 * back to pm_apiversion. This is only useful if you have a perl
3325 * library directory tree structured like the default one. The
3326 * versioned site_perl library was introduced in 5.005, so that's
3327 * the default setting for this variable. It's hard to imagine
3328 * it changing before Perl6. It is included here for symmetry
3329 * with xs_apiveprsion -- the searching algorithms will
3330 * (presumably) be similar.
3331 * See the INSTALL file for how this works.
3333 #define PERL_XS_APIVERSION "$xs_apiversion"
3334 #define PERL_PM_APIVERSION "$pm_apiversion"
3336 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
3337 * This symbol, if defined, indicates that the bug that prevents
3338 * setuid scripts from being secure is not present in this kernel.
3341 * This symbol, if defined, indicates that the C program should
3342 * check the script that it is executing for setuid/setgid bits, and
3343 * attempt to emulate setuid/setgid on systems that have disabled
3344 * setuid #! scripts because the kernel can't do it securely.
3345 * It is up to the package designer to make sure that this emulation
3346 * is done securely. Among other things, it should do an fstat on
3347 * the script it just opened to make sure it really is a setuid/setgid
3348 * script, it should make sure the arguments passed correspond exactly
3349 * to the argument on the #! line, and it should not trust any
3350 * subprocesses to which it must pass the filename rather than the
3351 * file descriptor of the script to be executed.
3353 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
3354 #$d_dosuid DOSUID /**/
3357 * This symbol, if defined, indicates that <stdarg.h> exists and should
3361 * This symbol, if defined, indicates to the C program that it should
3362 * include <varargs.h>.
3364 #$i_stdarg I_STDARG /**/
3365 #$i_varargs I_VARARGS /**/
3367 /* USE_CROSS_COMPILE:
3368 * This symbol, if defined, indicates that Perl is being cross-compiled.
3371 * This symbol, if defined, indicates the target architecture
3372 * Perl has been cross-compiled to. Undefined if not a cross-compile.
3374 #ifndef USE_CROSS_COMPILE
3375 #$usecrosscompile USE_CROSS_COMPILE /**/
3376 #define PERL_TARGETARCH "$targetarch" /**/
3379 /* HAS_DBMINIT_PROTO:
3380 * This symbol, if defined, indicates that the system provides
3381 * a prototype for the dbminit() function. Otherwise, it is up
3382 * to the program to supply one. A good guess is
3383 * extern int dbminit(char *);
3385 #$d_dbminitproto HAS_DBMINIT_PROTO /**/
3388 * This symbol, if defined, indicates that the system provides
3389 * a prototype for the flock() function. Otherwise, it is up
3390 * to the program to supply one. A good guess is
3391 * extern int flock(int, int);
3393 #$d_flockproto HAS_FLOCK_PROTO /**/
3396 * This symbol, if defined, indicates that the sigprocmask
3397 * system call is available to examine or change the signal mask
3398 * of the calling process.
3400 #$d_sigprocmask HAS_SIGPROCMASK /**/
3403 * This symbol, if defined, indicates that the sockatmark routine is
3404 * available to test whether a socket is at the out-of-band mark.
3406 #$d_sockatmark HAS_SOCKATMARK /**/
3408 /* HAS_SOCKATMARK_PROTO:
3409 * This symbol, if defined, indicates that the system provides
3410 * a prototype for the sockatmark() function. Otherwise, it is up
3411 * to the program to supply one. A good guess is
3412 * extern int sockatmark _((int));
3414 #$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/
3416 /* HAS_SETRESGID_PROTO:
3417 * This symbol, if defined, indicates that the system provides
3418 * a prototype for the setresgid() function. Otherwise, it is up
3419 * to the program to supply one. Good guesses are
3420 * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid);
3422 #$d_sresgproto HAS_SETRESGID_PROTO /**/
3424 /* HAS_SETRESUID_PROTO:
3425 * This symbol, if defined, indicates that the system provides
3426 * a prototype for the setresuid() function. Otherwise, it is up
3427 * to the program to supply one. Good guesses are
3428 * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3430 #$d_sresuproto HAS_SETRESUID_PROTO /**/
3433 * This symbol, if defined, indicates that the strftime routine is
3434 * available to do time formatting.
3436 #$d_strftime HAS_STRFTIME /**/
3438 /* HAS_SYSCALL_PROTO:
3439 * This symbol, if defined, indicates that the system provides
3440 * a prototype for the syscall() function. Otherwise, it is up
3441 * to the program to supply one. Good guesses are
3442 * extern int syscall(int, ...);
3443 * extern int syscall(long, ...);
3445 #$d_syscallproto HAS_SYSCALL_PROTO /**/
3447 /* U32_ALIGNMENT_REQUIRED:
3448 * This symbol, if defined, indicates that you must access
3449 * character data through U32-aligned pointers.
3451 #$d_u32align U32_ALIGNMENT_REQUIRED /**/
3453 /* HAS_USLEEP_PROTO:
3454 * This symbol, if defined, indicates that the system provides
3455 * a prototype for the usleep() function. Otherwise, it is up
3456 * to the program to supply one. A good guess is
3457 * extern int usleep(useconds_t);
3459 #$d_usleepproto HAS_USLEEP_PROTO /**/