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 #$d_alarm HAS_ALARM /**/
60 * This symbol is defined if the bcmp() routine is available to
61 * compare blocks of memory.
63 #$d_bcmp HAS_BCMP /**/
66 * This symbol is defined if the bcopy() routine is available to
67 * copy blocks of memory.
69 #$d_bcopy HAS_BCOPY /**/
72 * This symbol is defined if the bzero() routine is available to
73 * set a memory block to 0.
75 #$d_bzero HAS_BZERO /**/
78 * This symbol, if defined, indicates that the chown routine is
81 #$d_chown HAS_CHOWN /**/
84 * This symbol, if defined, indicates that the chroot routine is
87 #$d_chroot HAS_CHROOT /**/
90 * This symbol, if defined, indicates that the chsize routine is available
91 * to truncate files. You might need a -lx to get this routine.
93 #$d_chsize HAS_CHSIZE /**/
96 * This symbol, if defined, indicates that the ctermid routine is
97 * available to generate filename for terminal.
99 #$d_ctermid HAS_CTERMID /**/
102 * This symbol, if defined, indicates that the cuserid routine is
103 * available to get character login names.
105 #$d_cuserid HAS_CUSERID /**/
108 * This symbol, if defined, indicates that this system's <float.h>
109 * or <limits.h> defines the symbol DBL_DIG, which is the number
110 * of significant digits in a double precision number. If this
111 * symbol is not defined, a guess of 15 is usually pretty good.
113 #$d_dbl_dig HAS_DBL_DIG /* */
116 * This symbol, if defined, indicates that the difftime routine is
119 #$d_difftime HAS_DIFFTIME /**/
122 * This symbol, if defined, indicates that the dlerror routine is
123 * available to return a string describing the last error that
124 * occurred from a call to dlopen(), dlclose() or dlsym().
126 #$d_dlerror HAS_DLERROR /**/
129 * This symbol, if defined, indicates that the dup2 routine is
130 * available to duplicate file descriptors.
132 #$d_dup2 HAS_DUP2 /**/
135 * This symbol, if defined, indicates that the fchmod routine is available
136 * to change mode of opened files. If unavailable, use chmod().
138 #$d_fchmod HAS_FCHMOD /**/
141 * This symbol, if defined, indicates that the fchown routine is available
142 * to change ownership of opened files. If unavailable, use chown().
144 #$d_fchown HAS_FCHOWN /**/
147 * This symbol, if defined, indicates to the C program that
148 * the fcntl() function exists.
150 #$d_fcntl HAS_FCNTL /**/
153 * This symbol, if defined, indicates that the fgetpos routine is
154 * available to get the file position indicator, similar to ftell().
156 #$d_fgetpos HAS_FGETPOS /**/
159 * This symbol, if defined, indicates that the flock routine is
160 * available to do file locking.
162 #$d_flock HAS_FLOCK /**/
165 * This symbol, if defined, indicates that the fork routine is
168 #$d_fork HAS_FORK /**/
171 * This symbol, if defined, indicates that the fsetpos routine is
172 * available to set the file position indicator, similar to fseek().
174 #$d_fsetpos HAS_FSETPOS /**/
177 * This symbol, if defined, indicates that the gettimeofday() system
178 * call is available for a sub-second accuracy clock. Usually, the file
179 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
180 * The type "Timeval" should be used to refer to "struct timeval".
182 #$d_gettimeod HAS_GETTIMEOFDAY /**/
183 #ifdef HAS_GETTIMEOFDAY
184 #define Timeval struct timeval /* Structure used by gettimeofday() */
188 * This symbol, if defined, indicates that the getgroups() routine is
189 * available to get the list of process groups. If unavailable, multiple
190 * groups are probably not supported.
192 #$d_getgrps HAS_GETGROUPS /**/
195 * This symbol, if defined, indicates that the getlogin routine is
196 * available to get the login name.
198 #$d_getlogin HAS_GETLOGIN /**/
201 * This symbol, if defined, indicates to the C program that
202 * the getpgid(pid) function is available to get the
205 #$d_getpgid HAS_GETPGID /**/
208 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
209 * routine is available to get the current process group.
211 #$d_getpgrp2 HAS_GETPGRP2 /**/
214 * This symbol, if defined, indicates that the getppid routine is
215 * available to get the parent process ID.
217 #$d_getppid HAS_GETPPID /**/
220 * This symbol, if defined, indicates that the getpriority routine is
221 * available to get a process's priority.
223 #$d_getprior HAS_GETPRIORITY /**/
226 * This symbol, if defined, indicates to the C program that the
227 * inet_aton() function is available to parse IP address "dotted-quad"
230 #$d_inetaton HAS_INET_ATON /**/
233 * This symbol, if defined, indicates that the killpg routine is available
234 * to kill process groups. If unavailable, you probably should use kill
235 * with a negative process number.
237 #$d_killpg HAS_KILLPG /**/
240 * This symbol, if defined, indicates that the link routine is
241 * available to create hard links.
243 #$d_link HAS_LINK /**/
246 * This symbol, if defined, indicates that the localeconv routine is
247 * available for numeric and monetary formatting conventions.
249 #$d_locconv HAS_LOCALECONV /**/
252 * This symbol, if defined, indicates that the lockf routine is
253 * available to do file locking.
255 #$d_lockf HAS_LOCKF /**/
258 * This symbol, if defined, indicates that the lstat routine is
259 * available to do file stats on symbolic links.
261 #$d_lstat HAS_LSTAT /**/
264 * This symbol, if defined, indicates that the mblen routine is available
265 * to find the number of bytes in a multibye character.
267 #$d_mblen HAS_MBLEN /**/
270 * This symbol, if defined, indicates that the mbstowcs routine is
271 * available to covert a multibyte string into a wide character string.
273 #$d_mbstowcs HAS_MBSTOWCS /**/
276 * This symbol, if defined, indicates that the mbtowc routine is available
277 * to covert a multibyte to a wide character.
279 #$d_mbtowc HAS_MBTOWC /**/
282 * This symbol, if defined, indicates that the memcmp routine is available
283 * to compare blocks of memory.
285 #$d_memcmp HAS_MEMCMP /**/
288 * This symbol, if defined, indicates that the memcpy routine is available
289 * to copy blocks of memory.
291 #$d_memcpy HAS_MEMCPY /**/
294 * This symbol, if defined, indicates that the memmove routine is available
295 * to copy potentially overlapping blocks of memory. This should be used
296 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
299 #$d_memmove HAS_MEMMOVE /**/
302 * This symbol, if defined, indicates that the memset routine is available
303 * to set blocks of memory.
305 #$d_memset HAS_MEMSET /**/
308 * This symbol, if defined, indicates that the mkdir routine is available
309 * to create directories. Otherwise you should fork off a new process to
312 #$d_mkdir HAS_MKDIR /**/
315 * This symbol, if defined, indicates that the mkfifo routine is
316 * available to create FIFOs. Otherwise, mknod should be able to
317 * do it for you. However, if mkfifo is there, mknod might require
318 * super-user privileges which mkfifo will not.
320 #$d_mkfifo HAS_MKFIFO /**/
323 * This symbol, if defined, indicates that the mktime routine is
326 #$d_mktime HAS_MKTIME /**/
329 * This symbol, if defined, indicates that the msync system call is
330 * available to synchronize a mapped file.
332 #$d_msync HAS_MSYNC /**/
335 * This symbol, if defined, indicates that the munmap system call is
336 * available to unmap a region, usually mapped by mmap().
338 #$d_munmap HAS_MUNMAP /**/
341 * This symbol, if defined, indicates that the nice routine is
344 #$d_nice HAS_NICE /**/
347 * This symbol, if defined, indicates that pathconf() is available
348 * to determine file-system related limits and options associated
349 * with a given filename.
352 * This symbol, if defined, indicates that pathconf() is available
353 * to determine file-system related limits and options associated
354 * with a given open file descriptor.
356 #$d_pathconf HAS_PATHCONF /**/
357 #$d_fpathconf HAS_FPATHCONF /**/
360 * This symbol, if defined, indicates that the pause routine is
361 * available to suspend a process until a signal is received.
363 #$d_pause HAS_PAUSE /**/
366 * This symbol, if defined, indicates that the pipe routine is
367 * available to create an inter-process channel.
369 #$d_pipe HAS_PIPE /**/
372 * This symbol, if defined, indicates that the readdir routine is
373 * available to read directory entries. You may have to include
374 * <dirent.h>. See I_DIRENT.
376 #$d_readdir HAS_READDIR /**/
379 * This symbol, if defined, indicates that the seekdir routine is
380 * available. You may have to include <dirent.h>. See I_DIRENT.
382 #$d_seekdir HAS_SEEKDIR /**/
385 * This symbol, if defined, indicates that the telldir routine is
386 * available. You may have to include <dirent.h>. See I_DIRENT.
388 #$d_telldir HAS_TELLDIR /**/
391 * This symbol, if defined, indicates that the rewinddir routine is
392 * available. You may have to include <dirent.h>. See I_DIRENT.
394 #$d_rewinddir HAS_REWINDDIR /**/
397 * This symbol, if defined, indicates that the readlink routine is
398 * available to read the value of a symbolic link.
400 #$d_readlink HAS_READLINK /**/
403 * This symbol, if defined, indicates that the rename routine is available
404 * to rename files. Otherwise you should do the unlink(), link(), unlink()
407 #$d_rename HAS_RENAME /**/
410 * This symbol, if defined, indicates that the rmdir routine is
411 * available to remove directories. Otherwise you should fork off a
412 * new process to exec /bin/rmdir.
414 #$d_rmdir HAS_RMDIR /**/
417 * This symbol, if defined, indicates that the select routine is
418 * available to select active file descriptors. If the timeout field
419 * is used, <sys/time.h> may need to be included.
421 #$d_select HAS_SELECT /**/
424 * This symbol, if defined, indicates that the setegid routine is available
425 * to change the effective gid of the current program.
427 #$d_setegid HAS_SETEGID /**/
430 * This symbol, if defined, indicates that the seteuid routine is available
431 * to change the effective uid of the current program.
433 #$d_seteuid HAS_SETEUID /**/
436 * This symbol, if defined, indicates that the setlinebuf routine is
437 * available to change stderr or stdout from block-buffered or unbuffered
438 * to a line-buffered mode.
440 #$d_setlinebuf HAS_SETLINEBUF /**/
443 * This symbol, if defined, indicates that the setlocale routine is
444 * available to handle locale-specific ctype implementations.
446 #$d_setlocale HAS_SETLOCALE /**/
449 * This symbol, if defined, indicates that the setpgid(pid, gpid)
450 * routine is available to set process group ID.
452 #$d_setpgid HAS_SETPGID /**/
455 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
456 * routine is available to set the current process group.
458 #$d_setpgrp2 HAS_SETPGRP2 /**/
461 * This symbol, if defined, indicates that the setpriority routine is
462 * available to set a process's priority.
464 #$d_setprior HAS_SETPRIORITY /**/
467 * This symbol, if defined, indicates that the setregid routine is
468 * available to change the real and effective gid of the current
472 * This symbol, if defined, indicates that the setresgid routine is
473 * available to change the real, effective and saved gid of the current
476 #$d_setregid HAS_SETREGID /**/
477 #$d_setresgid HAS_SETRESGID /**/
480 * This symbol, if defined, indicates that the setreuid routine is
481 * available to change the real and effective uid of the current
485 * This symbol, if defined, indicates that the setresuid routine is
486 * available to change the real, effective and saved uid of the current
489 #$d_setreuid HAS_SETREUID /**/
490 #$d_setresuid HAS_SETRESUID /**/
493 * This symbol, if defined, indicates that the setrgid routine is available
494 * to change the real gid of the current program.
496 #$d_setrgid HAS_SETRGID /**/
499 * This symbol, if defined, indicates that the setruid routine is available
500 * to change the real uid of the current program.
502 #$d_setruid HAS_SETRUID /**/
505 * This symbol, if defined, indicates that the setsid routine is
506 * available to set the process group ID.
508 #$d_setsid HAS_SETSID /**/
511 * This symbol is defined to indicate that the strchr()/strrchr()
512 * functions are available for string searching. If not, try the
513 * index()/rindex() pair.
516 * This symbol is defined to indicate that the index()/rindex()
517 * functions are available for string searching.
519 #$d_strchr HAS_STRCHR /**/
520 #$d_index HAS_INDEX /**/
523 * This symbol, if defined, indicates that the strcoll routine is
524 * available to compare strings using collating information.
526 #$d_strcoll HAS_STRCOLL /**/
529 * This symbol, if defined, indicates that this C compiler knows how
530 * to copy structures. If undefined, you'll need to use a block copy
531 * routine of some sort instead.
533 #$d_strctcpy USE_STRUCT_COPY /**/
536 * This symbol, if defined, indicates that the strtod routine is
537 * available to provide better numeric string conversion than atof().
539 #$d_strtod HAS_STRTOD /**/
542 * This symbol, if defined, indicates that the strtol routine is available
543 * to provide better numeric string conversion than atoi() and friends.
545 #$d_strtol HAS_STRTOL /**/
548 * This symbol, if defined, indicates that the strxfrm() routine is
549 * available to transform strings.
551 #$d_strxfrm HAS_STRXFRM /**/
554 * This symbol, if defined, indicates that the symlink routine is available
555 * to create symbolic links.
557 #$d_symlink HAS_SYMLINK /**/
560 * This symbol, if defined, indicates that the syscall routine is
561 * available to call arbitrary system calls. If undefined, that's tough.
563 #$d_syscall HAS_SYSCALL /**/
566 * This symbol, if defined, indicates that sysconf() is available
567 * to determine system related limits and options.
569 #$d_sysconf HAS_SYSCONF /**/
572 * This symbol, if defined, indicates that the system routine is
573 * available to issue a shell command.
575 #$d_system HAS_SYSTEM /**/
578 * This symbol, if defined, indicates that the tcgetpgrp routine is
579 * available to get foreground process group ID.
581 #$d_tcgetpgrp HAS_TCGETPGRP /**/
584 * This symbol, if defined, indicates that the tcsetpgrp routine is
585 * available to set foreground process group ID.
587 #$d_tcsetpgrp HAS_TCSETPGRP /**/
590 * This symbol, if defined, indicates that the truncate routine is
591 * available to truncate files.
593 #$d_truncate HAS_TRUNCATE /**/
596 * This symbol, if defined, indicates that the tzname[] array is
597 * available to access timezone names.
599 #$d_tzname HAS_TZNAME /**/
602 * This symbol, if defined, indicates that the umask routine is
603 * available to set and get the value of the file creation mask.
605 #$d_umask HAS_UMASK /**/
608 * This symbol, if defined, indicates that the usleep routine is
609 * available to let the process sleep on a sub-second accuracy.
611 #$d_usleep HAS_USLEEP /**/
614 * This symbol, if defined, indicates that this C compiler knows about
615 * the volatile declaration.
617 #$d_volatile HASVOLATILE /**/
623 * This symbol, if defined, indicates that wait4() exists.
625 #$d_wait4 HAS_WAIT4 /**/
628 * This symbol, if defined, indicates that the waitpid routine is
629 * available to wait for child process.
631 #$d_waitpid HAS_WAITPID /**/
634 * This symbol, if defined, indicates that the wcstombs routine is
635 * available to convert wide character strings to multibyte strings.
637 #$d_wcstombs HAS_WCSTOMBS /**/
640 * This symbol, if defined, indicates that the wctomb routine is available
641 * to covert a wide character to a multibyte.
643 #$d_wctomb HAS_WCTOMB /**/
646 * This symbol, if defined, indicates to the C program that it should
647 * include <arpa/inet.h> to get inet_addr and friends declarations.
649 #$i_arpainet I_ARPA_INET /**/
652 * This symbol, if defined, indicates that <dbm.h> exists and should
656 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
657 * should be included.
660 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
663 * This symbol, if defined, indicates to the C program that it should
664 * include <dirent.h>. Using this symbol also triggers the definition
665 * of the Direntry_t define which ends up being 'struct dirent' or
666 * 'struct direct' depending on the availability of <dirent.h>.
669 * This symbol, if defined, indicates to the C program that the length
670 * of directory entry names is provided by a d_namlen field. Otherwise
671 * you need to do strlen() on the d_name field.
674 * This symbol is set to 'struct direct' or 'struct dirent' depending on
675 * whether dirent is available or not. You should use this pseudo type to
676 * portably declare your directory entries.
678 #$i_dirent I_DIRENT /**/
679 #$d_dirnamlen DIRNAMLEN /**/
680 #define Direntry_t $direntrytype
683 * This symbol, if defined, indicates that <dlfcn.h> exists and should
686 #$i_dlfcn I_DLFCN /**/
689 * This manifest constant tells the C program to include <fcntl.h>.
691 #$i_fcntl I_FCNTL /**/
694 * This symbol, if defined, indicates to the C program that it should
695 * include <float.h> to get definition of symbols like DBL_MAX or
696 * DBL_MIN, i.e. machine dependent floating point values.
698 #$i_float I_FLOAT /**/
701 * This symbol, if defined, indicates that <gdbm.h> exists and should
707 * This symbol, if defined, indicates to the C program that it should
708 * include <limits.h> to get definition of symbols like WORD_BIT or
709 * LONG_MAX, i.e. machine dependant limitations.
711 #$i_limits I_LIMITS /**/
714 * This symbol, if defined, indicates to the C program that it should
715 * include <locale.h>.
717 #$i_locale I_LOCALE /**/
720 * This symbol, if defined, indicates to the C program that it should
726 * This symbol, if defined, indicates to the C program that it should
727 * include <memory.h>.
729 #$i_memory I_MEMORY /**/
732 * This symbol, if defined, indicates that <net/errno.h> exists and
733 * should be included.
735 #$i_neterrno I_NET_ERRNO /**/
738 * This symbol, if defined, indicates to the C program that it should
739 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
741 #$i_niin I_NETINET_IN /**/
744 * This symbol, if defined, indicates to the C program that it should
750 * This symbol, if defined, indicates that <stddef.h> exists and should
753 #$i_stddef I_STDDEF /**/
756 * This symbol, if defined, indicates that <stdlib.h> exists and should
759 #$i_stdlib I_STDLIB /**/
762 * This symbol, if defined, indicates to the C program that it should
763 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
765 #$i_string I_STRING /**/
768 * This symbol, if defined, indicates to the C program that it should
769 * include <sys/dir.h>.
771 #$i_sysdir I_SYS_DIR /**/
774 * This symbol, if defined, indicates to the C program that it should
775 * include <sys/file.h> to get definition of R_OK and friends.
777 #$i_sysfile I_SYS_FILE /**/
780 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
781 * be included. Otherwise, include <sgtty.h> or <termio.h>.
784 * This symbol, if defined, indicates the <sys/sockio.h> should be included
785 * to get socket ioctl options, like SIOCATMARK.
787 #$i_sysioctl I_SYS_IOCTL /**/
788 #$i_syssockio I_SYS_SOCKIO /**/
791 * This symbol, if defined, indicates to the C program that it should
792 * include <sys/ndir.h>.
794 #$i_sysndir I_SYS_NDIR /**/
797 * This symbol, if defined, indicates to the C program that it should
798 * include <sys/param.h>.
800 #$i_sysparam I_SYS_PARAM /**/
803 * This symbol, if defined, indicates to the C program that it should
804 * include <sys/resource.h>.
806 #$i_sysresrc I_SYS_RESOURCE /**/
809 * This symbol, if defined, indicates to the C program that it should
810 * include <sys/select.h> in order to get definition of struct timeval.
812 #$i_sysselct I_SYS_SELECT /**/
815 * This symbol, if defined, indicates to the C program that it should
816 * include <sys/stat.h>.
818 #$i_sysstat I_SYS_STAT /**/
821 * This symbol, if defined, indicates to the C program that it should
822 * include <sys/times.h>.
824 #$i_systimes I_SYS_TIMES /**/
827 * This symbol, if defined, indicates to the C program that it should
828 * include <sys/types.h>.
830 #$i_systypes I_SYS_TYPES /**/
833 * This symbol, if defined, indicates to the C program that it should
834 * include <sys/un.h> to get UNIX domain socket definitions.
836 #$i_sysun I_SYS_UN /**/
839 * This symbol, if defined, indicates to the C program that it should
840 * include <sys/wait.h>.
842 #$i_syswait I_SYS_WAIT /**/
845 * This symbol, if defined, indicates that the program should include
846 * <termio.h> rather than <sgtty.h>. There are also differences in
847 * the ioctl() calls that depend on the value of this symbol.
850 * This symbol, if defined, indicates that the program should include
851 * the POSIX termios.h rather than sgtty.h or termio.h.
852 * There are also differences in the ioctl() calls that depend on the
853 * value of this symbol.
856 * This symbol, if defined, indicates that the program should include
857 * <sgtty.h> rather than <termio.h>. There are also differences in
858 * the ioctl() calls that depend on the value of this symbol.
860 #$i_termio I_TERMIO /**/
861 #$i_termios I_TERMIOS /**/
862 #$i_sgtty I_SGTTY /**/
865 * This symbol, if defined, indicates to the C program that it should
866 * include <unistd.h>.
868 #$i_unistd I_UNISTD /**/
871 * This symbol, if defined, indicates to the C program that it should
874 #$i_utime I_UTIME /**/
877 * This symbol, if defined, indicates to the C program that it should
878 * include <values.h> to get definition of symbols like MINFLOAT or
879 * MAXLONG, i.e. machine dependant limitations. Probably, you
880 * should use <limits.h> instead, if it is available.
882 #$i_values I_VALUES /**/
885 * This symbol, if defined, indicates to the C program that it should
888 #$i_vfork I_VFORK /**/
891 * This symbol, if defined, indicates that the accessx routine is
892 * available to do extended access checks.
894 #$d_accessx HAS_ACCESSX /**/
897 * This symbol, if defined, indicates that the eaccess routine is
898 * available to do extended access checks.
900 #$d_eaccess HAS_EACCESS /**/
903 * This symbol, if defined, indicates to the C program that it should
904 * include <sys/access.h>.
906 #$i_sysaccess I_SYS_ACCESS /**/
909 * This symbol, if defined, indicates to the C program that it should
910 * include <sys/security.h>.
912 #$i_syssecrt I_SYS_SECURITY /**/
914 /* USE_CROSS_COMPILE:
915 * This symbol, if defined, indicates that Perl is being cross-compiled.
918 * This symbol, if defined, indicates the target architecture
919 * Perl has been cross-compiled to. Undefined if not a cross-compile.
921 #ifndef USE_CROSS_COMPILE
922 #$usecrosscompile USE_CROSS_COMPILE /**/
923 #define PERL_TARGETARCH "$targetarch" /**/
927 * This symbol contains the name of the operating system, as determined
928 * by Configure. You shouldn't rely on it too much; the specific
929 * feature tests from Configure are generally more reliable.
932 * This symbol contains the version of the operating system, as determined
933 * by Configure. You shouldn't rely on it too much; the specific
934 * feature tests from Configure are generally more reliable.
936 #define OSNAME "$osname" /**/
937 #define OSVERS "$osvers" /**/
940 * This symbol, if defined, signifies that the build
941 * process will produce some binary files that are going to be
942 * used in a cross-platform environment. This is the case for
943 * example with the NeXT "fat" binaries that contain executables
946 #$multiarch MULTIARCH /**/
949 * This symbol contains the number of bytes required to align a
950 * double, or a long double when applicable. Usual values are 2,
951 * 4 and 8. The default is eight, for safety.
953 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
954 # define MEM_ALIGNBYTES 8
956 #define MEM_ALIGNBYTES $alignbytes
960 * This variable, if defined, holds the name of the directory in
961 * which the user wants to put architecture-dependent public
962 * library files for $package. It is most often a local directory
963 * such as /usr/local/lib. Programs using this variable must be
964 * prepared to deal with filename expansion. If ARCHLIB is the
965 * same as PRIVLIB, it is not defined, since presumably the
966 * program already searches PRIVLIB.
969 * This symbol contains the ~name expanded version of ARCHLIB, to be used
970 * in programs that are not prepared to deal with ~ expansion at run-time.
972 #$d_archlib ARCHLIB "$archlib" /**/
973 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
976 * This symbol holds a string representing the architecture name.
977 * It may be used to construct an architecture-dependant pathname
978 * where library files may be held under a private library, for
981 #define ARCHNAME "$archname" /**/
984 * This symbol, if defined, indicates that the atolf routine is
985 * available to convert strings into long doubles.
987 #$d_atolf HAS_ATOLF /**/
990 * This symbol, if defined, indicates that the atoll routine is
991 * available to convert strings into long longs.
993 #$d_atoll HAS_ATOLL /**/
996 * This symbol holds the path of the bin directory where the package will
997 * be installed. Program must be prepared to deal with ~name substitution.
1000 * This symbol is the filename expanded version of the BIN symbol, for
1001 * programs that do not want to deal with that at run-time.
1003 /* PERL_RELOCATABLE_INC:
1004 * This symbol, if defined, indicates that we'd like to relocate entries
1005 * in @INC at run time based on the location of the perl binary.
1007 #define BIN "$bin" /**/
1008 #define BIN_EXP "$binexp" /**/
1009 #define PERL_RELOCATABLE_INC "$userelocatableinc" /**/
1012 * This symbol contains the value of sizeof(int) so that the C
1013 * preprocessor can make decisions based on it.
1016 * This symbol contains the value of sizeof(long) so that the C
1017 * preprocessor can make decisions based on it.
1020 * This symbol contains the value of sizeof(short) so that the C
1021 * preprocessor can make decisions based on it.
1023 #define INTSIZE $intsize /**/
1024 #define LONGSIZE $longsize /**/
1025 #define SHORTSIZE $shortsize /**/
1028 * This symbol holds the hexadecimal constant defined in byteorder,
1029 * in a UV, i.e. 0x1234 or 0x4321 or 0x12345678, etc...
1030 * If the compiler supports cross-compiling or multiple-architecture
1031 * binaries (eg. on NeXT systems), use compiler-defined macros to
1032 * determine the byte order.
1033 * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture
1034 * Binaries (MAB) on either big endian or little endian machines.
1035 * The endian-ness is available at compile-time. This only matters
1036 * for perl, where the config.h can be generated and installed on
1037 * one system, and used by a different architecture to build an
1038 * extension. Older versions of NeXT that might not have
1039 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
1040 * so the default case (for NeXT) is big endian to catch them.
1041 * This might matter for NeXT 3.0.
1043 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
1044 # ifdef __LITTLE_ENDIAN__
1046 # define BYTEORDER 0x1234
1049 # define BYTEORDER 0x12345678
1053 # ifdef __BIG_ENDIAN__
1055 # define BYTEORDER 0x4321
1058 # define BYTEORDER 0x87654321
1063 # if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__))
1064 # define BYTEORDER 0x4321
1067 #define BYTEORDER 0x$byteorder /* large digits for MSB */
1071 * This macro concatenates 2 tokens together.
1074 * This macro surrounds its token with double quotes.
1077 #define CAT2(a,b) a/**/b
1078 #define STRINGIFY(a) "a"
1079 /* If you can get stringification with catify, tell me how! */
1081 #if $cpp_stuff == 42
1082 #define PeRl_CaTiFy(a, b) a ## b
1083 #define PeRl_StGiFy(a) #a
1084 /* the additional level of indirection enables these macros to be
1085 * used as arguments to other macros. See K&R 2nd ed., page 231. */
1086 #define CAT2(a,b) PeRl_CaTiFy(a,b)
1087 #define StGiFy(a) PeRl_StGiFy(a)
1088 #define STRINGIFY(a) PeRl_StGiFy(a)
1090 #if $cpp_stuff != 1 && $cpp_stuff != 42
1091 # include "Bletch: How does this C preprocessor concatenate tokens?"
1095 * This symbol contains the first part of the string which will invoke
1096 * the C preprocessor on the standard input and produce to standard
1097 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
1098 * call a wrapper. See CPPRUN.
1101 * This symbol contains the second part of the string which will invoke
1102 * the C preprocessor on the standard input and produce to standard
1103 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
1104 * to specify standard input, otherwise the value is "".
1107 * This symbol contains the string which will invoke a C preprocessor on
1108 * the standard input and produce to standard output. It needs to end
1109 * with CPPLAST, after all other preprocessor flags have been specified.
1110 * The main difference with CPPSTDIN is that this program will never be a
1111 * pointer to a shell wrapper, i.e. it will be empty if no preprocessor is
1112 * available directly to the user. Note that it may well be different from
1113 * the preprocessor used to compile the C program.
1116 * This symbol is intended to be used along with CPPRUN in the same manner
1117 * symbol CPPMINUS is used with CPPSTDIN. It contains either "-" or "".
1119 #define CPPSTDIN "$cppstdin"
1120 #define CPPMINUS "$cppminus"
1121 #define CPPRUN "$cpprun"
1122 #define CPPLAST "$cpplast"
1125 * This symbol, if defined, indicates that the _fwalk system call is
1126 * available to apply a function to all the file handles.
1128 #$d__fwalk HAS__FWALK /**/
1131 * This manifest constant lets the C program know that the access()
1132 * system call is available to check for accessibility using real UID/GID.
1133 * (always present on UNIX.)
1135 #$d_access HAS_ACCESS /**/
1138 * This symbol, if defined, indicates that the aintl routine is
1139 * available. If copysignl is also present we can emulate modfl.
1141 #$d_aintl HAS_AINTL /**/
1144 * This symbol, if defined, indicates that the asctime_r routine
1145 * is available to asctime re-entrantly.
1148 * This symbol encodes the prototype of asctime_r.
1149 * It is zero if d_asctime_r is undef, and one of the
1150 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_asctime_r
1153 #$d_asctime_r HAS_ASCTIME_R /**/
1154 #define ASCTIME_R_PROTO $asctime_r_proto /**/
1156 /* HASATTRIBUTE_FORMAT:
1157 * Can we handle GCC attribute for checking printf-style formats
1159 /* PRINTF_FORMAT_NULL_OK:
1160 * Allows __printf__ format to be null when checking printf-style
1162 /* HASATTRIBUTE_MALLOC:
1163 * Can we handle GCC attribute for malloc-style functions.
1165 /* HASATTRIBUTE_NONNULL:
1166 * Can we handle GCC attribute for nonnull function parms.
1168 /* HASATTRIBUTE_NORETURN:
1169 * Can we handle GCC attribute for functions that do not return
1171 /* HASATTRIBUTE_PURE:
1172 * Can we handle GCC attribute for pure functions
1174 /* HASATTRIBUTE_UNUSED:
1175 * Can we handle GCC attribute for unused variables and arguments
1177 /* HASATTRIBUTE_WARN_UNUSED_RESULT:
1178 * Can we handle GCC attribute for warning on unused results
1180 #$d_attribute_format HASATTRIBUTE_FORMAT /**/
1181 #$d_printf_format_null PRINTF_FORMAT_NULL_OK /**/
1182 #$d_attribute_noreturn HASATTRIBUTE_NORETURN /**/
1183 #$d_attribute_malloc HASATTRIBUTE_MALLOC /**/
1184 #$d_attribute_nonnull HASATTRIBUTE_NONNULL /**/
1185 #$d_attribute_pure HASATTRIBUTE_PURE /**/
1186 #$d_attribute_unused HASATTRIBUTE_UNUSED /**/
1187 #$d_attribute_warn_unused_result HASATTRIBUTE_WARN_UNUSED_RESULT /**/
1189 /* HAS_BUILTIN_CHOOSE_EXPR:
1190 * Can we handle GCC builtin for compile-time ternary-like expressions
1192 /* HAS_BUILTIN_EXPECT:
1193 * Can we handle GCC builtin for telling that certain values are more
1196 #$d_builtin_expect HAS_BUILTIN_EXPECT /**/
1197 #$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/
1199 /* HAS_C99_VARIADIC_MACROS:
1200 * If defined, the compiler supports C99 variadic macros.
1202 #$d_c99_variadic_macros HAS_C99_VARIADIC_MACROS /**/
1205 * This symbol is defined if the C compiler can cast negative
1206 * or large floating point numbers to 32-bit ints.
1208 #$d_casti32 CASTI32 /**/
1211 * This symbol is defined if the C compiler can cast negative
1212 * numbers to unsigned longs, ints and shorts.
1215 * This symbol contains flags that say what difficulties the compiler
1216 * has casting odd floating values to unsigned long:
1218 * 1 = couldn't cast < 0
1219 * 2 = couldn't cast >= 0x80000000
1220 * 4 = couldn't cast in argument expression list
1222 #$d_castneg CASTNEGFLOAT /**/
1223 #define CASTFLAGS $castflags /**/
1226 * This symbol, if defined, indicates that the class routine is
1227 * available to classify doubles. Available for example in AIX.
1228 * The returned values are defined in <float.h> and are:
1230 * FP_PLUS_NORM Positive normalized, nonzero
1231 * FP_MINUS_NORM Negative normalized, nonzero
1232 * FP_PLUS_DENORM Positive denormalized, nonzero
1233 * FP_MINUS_DENORM Negative denormalized, nonzero
1235 * FP_MINUS_ZERO -0.0
1238 * FP_NANS Signaling Not a Number (NaNS)
1239 * FP_NANQ Quiet Not a Number (NaNQ)
1241 #$d_class HAS_CLASS /**/
1244 * This symbol, if defined, indicates that the clearenv () routine is
1245 * available for use.
1247 #$d_clearenv HAS_CLEARENV /**/
1250 * This symbol, if defined, indicates that the closedir() routine
1251 * does not return a value.
1253 #$d_void_closedir VOID_CLOSEDIR /**/
1255 /* HAS_STRUCT_CMSGHDR:
1256 * This symbol, if defined, indicates that the struct cmsghdr
1259 #$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
1262 * This symbol, if defined, indicates that this C compiler knows about
1263 * the const type. There is no need to actually test for that symbol
1264 * within your programs. The mere use of the "const" keyword will
1265 * trigger the necessary tests.
1267 #$d_const HASCONST /**/
1273 * This symbol, if defined, indicates that the copysignl routine is
1274 * available. If aintl is also present we can emulate modfl.
1276 #$d_copysignl HAS_COPYSIGNL /**/
1279 * This symbol, if defined, indicates that a C++ compiler was
1280 * used to compiled Perl and will be used to compile extensions.
1282 #$d_cplusplus USE_CPLUSPLUS /**/
1285 * This symbol, if defined, indicates that the crypt routine is available
1286 * to encrypt passwords and the like.
1288 #$d_crypt HAS_CRYPT /**/
1291 * This symbol, if defined, indicates that the crypt_r routine
1292 * is available to crypt re-entrantly.
1295 * This symbol encodes the prototype of crypt_r.
1296 * It is zero if d_crypt_r is undef, and one of the
1297 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_crypt_r
1300 #$d_crypt_r HAS_CRYPT_R /**/
1301 #define CRYPT_R_PROTO $crypt_r_proto /**/
1304 * This symbol, if defined, indicates that the C-shell exists.
1307 * This symbol, if defined, contains the full pathname of csh.
1309 #$d_csh HAS_CSH /**/
1311 #define CSH "$full_csh" /**/
1315 * This symbol, if defined, indicates that the ctermid_r routine
1316 * is available to ctermid re-entrantly.
1319 * This symbol encodes the prototype of ctermid_r.
1320 * It is zero if d_ctermid_r is undef, and one of the
1321 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctermid_r
1324 #$d_ctermid_r HAS_CTERMID_R /**/
1325 #define CTERMID_R_PROTO $ctermid_r_proto /**/
1328 * This symbol, if defined, indicates that the ctime_r routine
1329 * is available to ctime re-entrantly.
1332 * This symbol encodes the prototype of ctime_r.
1333 * It is zero if d_ctime_r is undef, and one of the
1334 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctime_r
1337 #$d_ctime_r HAS_CTIME_R /**/
1338 #define CTIME_R_PROTO $ctime_r_proto /**/
1340 /* HAS_DBMINIT_PROTO:
1341 * This symbol, if defined, indicates that the system provides
1342 * a prototype for the dbminit() function. Otherwise, it is up
1343 * to the program to supply one. A good guess is
1344 * extern int dbminit(char *);
1346 #$d_dbminitproto HAS_DBMINIT_PROTO /**/
1349 * This symbol, if defined, indicates that the the DIR* dirstream
1350 * structure contains a member variable named dd_fd.
1352 #$d_dir_dd_fd HAS_DIR_DD_FD /**/
1355 * This manifest constant lets the C program know that dirfd
1358 #$d_dirfd HAS_DIRFD /**/
1360 /* DLSYM_NEEDS_UNDERSCORE:
1361 * This symbol, if defined, indicates that we need to prepend an
1362 * underscore to the symbol name before calling dlsym(). This only
1363 * makes sense if you *have* dlsym, which we will presume is the
1364 * case if you're using dl_dlopen.xs.
1366 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
1368 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
1369 * This symbol, if defined, indicates that the bug that prevents
1370 * setuid scripts from being secure is not present in this kernel.
1373 * This symbol, if defined, indicates that the C program should
1374 * check the script that it is executing for setuid/setgid bits, and
1375 * attempt to emulate setuid/setgid on systems that have disabled
1376 * setuid #! scripts because the kernel can't do it securely.
1377 * It is up to the package designer to make sure that this emulation
1378 * is done securely. Among other things, it should do an fstat on
1379 * the script it just opened to make sure it really is a setuid/setgid
1380 * script, it should make sure the arguments passed correspond exactly
1381 * to the argument on the #! line, and it should not trust any
1382 * subprocesses to which it must pass the filename rather than the
1383 * file descriptor of the script to be executed.
1385 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
1386 #$d_dosuid DOSUID /**/
1389 * This symbol, if defined, indicates that the drand48_r routine
1390 * is available to drand48 re-entrantly.
1393 * This symbol encodes the prototype of drand48_r.
1394 * It is zero if d_drand48_r is undef, and one of the
1395 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_drand48_r
1398 #$d_drand48_r HAS_DRAND48_R /**/
1399 #define DRAND48_R_PROTO $drand48_r_proto /**/
1401 /* HAS_DRAND48_PROTO:
1402 * This symbol, if defined, indicates that the system provides
1403 * a prototype for the drand48() function. Otherwise, it is up
1404 * to the program to supply one. A good guess is
1405 * extern double drand48(void);
1407 #$d_drand48proto HAS_DRAND48_PROTO /**/
1410 * This symbol, if defined, indicates that the getgrent routine is
1411 * available for finalizing sequential access of the group database.
1413 #$d_endgrent HAS_ENDGRENT /**/
1416 * This symbol, if defined, indicates that the endgrent_r routine
1417 * is available to endgrent re-entrantly.
1419 /* ENDGRENT_R_PROTO:
1420 * This symbol encodes the prototype of endgrent_r.
1421 * It is zero if d_endgrent_r is undef, and one of the
1422 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endgrent_r
1425 #$d_endgrent_r HAS_ENDGRENT_R /**/
1426 #define ENDGRENT_R_PROTO $endgrent_r_proto /**/
1429 * This symbol, if defined, indicates that the endhostent() routine is
1430 * available to close whatever was being used for host queries.
1432 #$d_endhent HAS_ENDHOSTENT /**/
1434 /* HAS_ENDHOSTENT_R:
1435 * This symbol, if defined, indicates that the endhostent_r routine
1436 * is available to endhostent re-entrantly.
1438 /* ENDHOSTENT_R_PROTO:
1439 * This symbol encodes the prototype of endhostent_r.
1440 * It is zero if d_endhostent_r is undef, and one of the
1441 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endhostent_r
1444 #$d_endhostent_r HAS_ENDHOSTENT_R /**/
1445 #define ENDHOSTENT_R_PROTO $endhostent_r_proto /**/
1448 * This symbol, if defined, indicates that the endnetent() routine is
1449 * available to close whatever was being used for network queries.
1451 #$d_endnent HAS_ENDNETENT /**/
1454 * This symbol, if defined, indicates that the endnetent_r routine
1455 * is available to endnetent re-entrantly.
1457 /* ENDNETENT_R_PROTO:
1458 * This symbol encodes the prototype of endnetent_r.
1459 * It is zero if d_endnetent_r is undef, and one of the
1460 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endnetent_r
1463 #$d_endnetent_r HAS_ENDNETENT_R /**/
1464 #define ENDNETENT_R_PROTO $endnetent_r_proto /**/
1467 * This symbol, if defined, indicates that the endprotoent() routine is
1468 * available to close whatever was being used for protocol queries.
1470 #$d_endpent HAS_ENDPROTOENT /**/
1472 /* HAS_ENDPROTOENT_R:
1473 * This symbol, if defined, indicates that the endprotoent_r routine
1474 * is available to endprotoent re-entrantly.
1476 /* ENDPROTOENT_R_PROTO:
1477 * This symbol encodes the prototype of endprotoent_r.
1478 * It is zero if d_endprotoent_r is undef, and one of the
1479 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endprotoent_r
1482 #$d_endprotoent_r HAS_ENDPROTOENT_R /**/
1483 #define ENDPROTOENT_R_PROTO $endprotoent_r_proto /**/
1486 * This symbol, if defined, indicates that the getgrent routine is
1487 * available for finalizing sequential access of the passwd database.
1489 #$d_endpwent HAS_ENDPWENT /**/
1492 * This symbol, if defined, indicates that the endpwent_r routine
1493 * is available to endpwent re-entrantly.
1495 /* ENDPWENT_R_PROTO:
1496 * This symbol encodes the prototype of endpwent_r.
1497 * It is zero if d_endpwent_r is undef, and one of the
1498 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endpwent_r
1501 #$d_endpwent_r HAS_ENDPWENT_R /**/
1502 #define ENDPWENT_R_PROTO $endpwent_r_proto /**/
1505 * This symbol, if defined, indicates that the endservent() routine is
1506 * available to close whatever was being used for service queries.
1508 #$d_endsent HAS_ENDSERVENT /**/
1510 /* HAS_ENDSERVENT_R:
1511 * This symbol, if defined, indicates that the endservent_r routine
1512 * is available to endservent re-entrantly.
1514 /* ENDSERVENT_R_PROTO:
1515 * This symbol encodes the prototype of endservent_r.
1516 * It is zero if d_endservent_r is undef, and one of the
1517 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endservent_r
1520 #$d_endservent_r HAS_ENDSERVENT_R /**/
1521 #define ENDSERVENT_R_PROTO $endservent_r_proto /**/
1524 * This symbol, if defined, indicates that the "fast stdio"
1525 * is available to manipulate the stdio buffers directly.
1527 #$d_faststdio HAS_FAST_STDIO /**/
1530 * This symbol, if defined, indicates that the fchdir routine is
1531 * available to change directory using a file descriptor.
1533 #$d_fchdir HAS_FCHDIR /**/
1536 * This symbol, if defined, indicates that fcntl() can be used
1537 * for file locking. Normally on Unix systems this is defined.
1538 * It may be undefined on VMS.
1540 #$d_fcntl_can_lock FCNTL_CAN_LOCK /**/
1543 * This symbol, when defined, indicates presence of the fd_set typedef
1546 #$d_fd_set HAS_FD_SET /**/
1549 * This symbol, if defined, indicates that the finite routine is
1550 * available to check whether a double is finite (non-infinity non-NaN).
1552 #$d_finite HAS_FINITE /**/
1555 * This symbol, if defined, indicates that the finitel routine is
1556 * available to check whether a long double is finite
1557 * (non-infinity non-NaN).
1559 #$d_finitel HAS_FINITEL /**/
1562 * This symbol, if defined, indicates that the system supports filenames
1563 * longer than 14 characters.
1565 #$d_flexfnam FLEXFILENAMES /**/
1568 * This symbol, if defined, indicates that the system provides
1569 * a prototype for the flock() function. Otherwise, it is up
1570 * to the program to supply one. A good guess is
1571 * extern int flock(int, int);
1573 #$d_flockproto HAS_FLOCK_PROTO /**/
1576 * This symbol, if defined, indicates that the fp_class routine is
1577 * available to classify doubles. Available for example in Digital UNIX.
1578 * The returned values are defined in <math.h> and are:
1580 * FP_SNAN Signaling NaN (Not-a-Number)
1581 * FP_QNAN Quiet NaN (Not-a-Number)
1582 * FP_POS_INF +infinity
1583 * FP_NEG_INF -infinity
1584 * FP_POS_NORM Positive normalized
1585 * FP_NEG_NORM Negative normalized
1586 * FP_POS_DENORM Positive denormalized
1587 * FP_NEG_DENORM Negative denormalized
1588 * FP_POS_ZERO +0.0 (positive zero)
1589 * FP_NEG_ZERO -0.0 (negative zero)
1591 #$d_fp_class HAS_FP_CLASS /**/
1594 * This symbol, if defined, indicates that the fpclass routine is
1595 * available to classify doubles. Available for example in Solaris/SVR4.
1596 * The returned values are defined in <ieeefp.h> and are:
1598 * FP_SNAN signaling NaN
1600 * FP_NINF negative infinity
1601 * FP_PINF positive infinity
1602 * FP_NDENORM negative denormalized non-zero
1603 * FP_PDENORM positive denormalized non-zero
1604 * FP_NZERO negative zero
1605 * FP_PZERO positive zero
1606 * FP_NNORM negative normalized non-zero
1607 * FP_PNORM positive normalized non-zero
1609 #$d_fpclass HAS_FPCLASS /**/
1612 * This symbol, if defined, indicates that the fpclassify routine is
1613 * available to classify doubles. Available for example in HP-UX.
1614 * The returned values are defined in <math.h> and are
1616 * FP_NORMAL Normalized
1618 * FP_INFINITE Infinity
1619 * FP_SUBNORMAL Denormalized
1623 #$d_fpclassify HAS_FPCLASSIFY /**/
1626 * This symbol, if defined, indicates that the fpclassl routine is
1627 * available to classify long doubles. Available for example in IRIX.
1628 * The returned values are defined in <ieeefp.h> and are:
1630 * FP_SNAN signaling NaN
1632 * FP_NINF negative infinity
1633 * FP_PINF positive infinity
1634 * FP_NDENORM negative denormalized non-zero
1635 * FP_PDENORM positive denormalized non-zero
1636 * FP_NZERO negative zero
1637 * FP_PZERO positive zero
1638 * FP_NNORM negative normalized non-zero
1639 * FP_PNORM positive normalized non-zero
1641 #$d_fpclassl HAS_FPCLASSL /**/
1644 * This symbol will be defined if the C compiler supports fpos64_t.
1646 #$d_fpos64_t HAS_FPOS64_T /**/
1649 * This symbol, if defined, indicates that the frexpl routine is
1650 * available to break a long double floating-point number into
1651 * a normalized fraction and an integral power of 2.
1653 #$d_frexpl HAS_FREXPL /**/
1655 /* HAS_STRUCT_FS_DATA:
1656 * This symbol, if defined, indicates that the struct fs_data
1657 * to do statfs() is supported.
1659 #$d_fs_data_s HAS_STRUCT_FS_DATA /**/
1662 * This symbol, if defined, indicates that the fseeko routine is
1663 * available to fseek beyond 32 bits (useful for ILP32 hosts).
1665 #$d_fseeko HAS_FSEEKO /**/
1668 * This symbol, if defined, indicates that the fstatfs routine is
1669 * available to stat filesystems by file descriptors.
1671 #$d_fstatfs HAS_FSTATFS /**/
1674 * This symbol, if defined, indicates that the fsync routine is
1675 * available to write a file's modified data and attributes to
1676 * permanent storage.
1678 #$d_fsync HAS_FSYNC /**/
1681 * This symbol, if defined, indicates that the ftello routine is
1682 * available to ftell beyond 32 bits (useful for ILP32 hosts).
1684 #$d_ftello HAS_FTELLO /**/
1687 * This symbol, if defined, indicates that the futimes routine is
1688 * available to change file descriptor time stamps with struct timevals.
1690 #$d_futimes HAS_FUTIMES /**/
1693 * This preprocessor macro is defined to convert a floating point
1694 * number to a string without a trailing decimal point. This
1695 * emulates the behavior of sprintf("%g"), but is sometimes much more
1696 * efficient. If gconvert() is not available, but gcvt() drops the
1697 * trailing decimal point, then gcvt() is used. If all else fails,
1698 * a macro using sprintf("%g") is used. Arguments for the Gconvert
1699 * macro are: value, number of digits, whether trailing zeros should
1700 * be retained, and the output buffer.
1701 * The usual values are:
1702 * d_Gconvert='gconvert((x),(n),(t),(b))'
1703 * d_Gconvert='gcvt((x),(n),(b))'
1704 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
1705 * The last two assume trailing zeros should not be kept.
1707 #define Gconvert(x,n,t,b) $d_Gconvert
1710 * This symbol, if defined, indicates that the getcwd routine is
1711 * available to get the current working directory.
1713 #$d_getcwd HAS_GETCWD /**/
1716 * This symbol, if defined, indicates that the getespwnam system call is
1717 * available to retrieve enchanced (shadow) password entries by name.
1719 #$d_getespwnam HAS_GETESPWNAM /**/
1722 * This symbol, if defined, indicates that the getfsstat routine is
1723 * available to stat filesystems in bulk.
1725 #$d_getfsstat HAS_GETFSSTAT /**/
1728 * This symbol, if defined, indicates that the getgrent routine is
1729 * available for sequential access of the group database.
1731 #$d_getgrent HAS_GETGRENT /**/
1734 * This symbol, if defined, indicates that the getgrent_r routine
1735 * is available to getgrent re-entrantly.
1737 /* GETGRENT_R_PROTO:
1738 * This symbol encodes the prototype of getgrent_r.
1739 * It is zero if d_getgrent_r is undef, and one of the
1740 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrent_r
1743 #$d_getgrent_r HAS_GETGRENT_R /**/
1744 #define GETGRENT_R_PROTO $getgrent_r_proto /**/
1747 * This symbol, if defined, indicates that the getgrgid_r routine
1748 * is available to getgrgid re-entrantly.
1750 /* GETGRGID_R_PROTO:
1751 * This symbol encodes the prototype of getgrgid_r.
1752 * It is zero if d_getgrgid_r is undef, and one of the
1753 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrgid_r
1756 #$d_getgrgid_r HAS_GETGRGID_R /**/
1757 #define GETGRGID_R_PROTO $getgrgid_r_proto /**/
1760 * This symbol, if defined, indicates that the getgrnam_r routine
1761 * is available to getgrnam re-entrantly.
1763 /* GETGRNAM_R_PROTO:
1764 * This symbol encodes the prototype of getgrnam_r.
1765 * It is zero if d_getgrnam_r is undef, and one of the
1766 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrnam_r
1769 #$d_getgrnam_r HAS_GETGRNAM_R /**/
1770 #define GETGRNAM_R_PROTO $getgrnam_r_proto /**/
1772 /* HAS_GETHOSTBYADDR:
1773 * This symbol, if defined, indicates that the gethostbyaddr() routine is
1774 * available to look up hosts by their IP addresses.
1776 #$d_gethbyaddr HAS_GETHOSTBYADDR /**/
1778 /* HAS_GETHOSTBYNAME:
1779 * This symbol, if defined, indicates that the gethostbyname() routine is
1780 * available to look up host names in some data base or other.
1782 #$d_gethbyname HAS_GETHOSTBYNAME /**/
1785 * This symbol, if defined, indicates that the gethostent() routine is
1786 * available to look up host names in some data base or another.
1788 #$d_gethent HAS_GETHOSTENT /**/
1791 * This symbol, if defined, indicates that the C program may use the
1792 * gethostname() routine to derive the host name. See also HAS_UNAME
1796 * This symbol, if defined, indicates that the C program may use the
1797 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
1801 * This symbol, if defined, indicates the command to feed to the
1802 * popen() routine to derive the host name. See also HAS_GETHOSTNAME
1803 * and HAS_UNAME. Note that the command uses a fully qualified path,
1804 * so that it is safe even if used by a process with super-user
1808 * This symbol, if defined, indicates that the C program may use the
1809 * contents of PHOSTNAME as a command to feed to the popen() routine
1810 * to derive the host name.
1812 #$d_gethname HAS_GETHOSTNAME /**/
1813 #$d_uname HAS_UNAME /**/
1814 #$d_phostname HAS_PHOSTNAME /**/
1815 #ifdef HAS_PHOSTNAME
1816 #define PHOSTNAME "$aphostname" /* How to get the host name */
1819 /* HAS_GETHOSTBYADDR_R:
1820 * This symbol, if defined, indicates that the gethostbyaddr_r routine
1821 * is available to gethostbyaddr re-entrantly.
1823 /* GETHOSTBYADDR_R_PROTO:
1824 * This symbol encodes the prototype of gethostbyaddr_r.
1825 * It is zero if d_gethostbyaddr_r is undef, and one of the
1826 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyaddr_r
1829 #$d_gethostbyaddr_r HAS_GETHOSTBYADDR_R /**/
1830 #define GETHOSTBYADDR_R_PROTO $gethostbyaddr_r_proto /**/
1832 /* HAS_GETHOSTBYNAME_R:
1833 * This symbol, if defined, indicates that the gethostbyname_r routine
1834 * is available to gethostbyname re-entrantly.
1836 /* GETHOSTBYNAME_R_PROTO:
1837 * This symbol encodes the prototype of gethostbyname_r.
1838 * It is zero if d_gethostbyname_r is undef, and one of the
1839 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyname_r
1842 #$d_gethostbyname_r HAS_GETHOSTBYNAME_R /**/
1843 #define GETHOSTBYNAME_R_PROTO $gethostbyname_r_proto /**/
1845 /* HAS_GETHOSTENT_R:
1846 * This symbol, if defined, indicates that the gethostent_r routine
1847 * is available to gethostent re-entrantly.
1849 /* GETHOSTENT_R_PROTO:
1850 * This symbol encodes the prototype of gethostent_r.
1851 * It is zero if d_gethostent_r is undef, and one of the
1852 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostent_r
1855 #$d_gethostent_r HAS_GETHOSTENT_R /**/
1856 #define GETHOSTENT_R_PROTO $gethostent_r_proto /**/
1858 /* HAS_GETHOST_PROTOS:
1859 * This symbol, if defined, indicates that <netdb.h> includes
1860 * prototypes for gethostent(), gethostbyname(), and
1861 * gethostbyaddr(). Otherwise, it is up to the program to guess
1862 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1864 #$d_gethostprotos HAS_GETHOST_PROTOS /**/
1867 * This symbol, if defined, indicates that the getitimer routine is
1868 * available to return interval timers.
1870 #$d_getitimer HAS_GETITIMER /**/
1873 * This symbol, if defined, indicates that the getlogin_r routine
1874 * is available to getlogin re-entrantly.
1876 /* GETLOGIN_R_PROTO:
1877 * This symbol encodes the prototype of getlogin_r.
1878 * It is zero if d_getlogin_r is undef, and one of the
1879 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getlogin_r
1882 #$d_getlogin_r HAS_GETLOGIN_R /**/
1883 #define GETLOGIN_R_PROTO $getlogin_r_proto /**/
1886 * This symbol, if defined, indicates that the getmnt routine is
1887 * available to get filesystem mount info by filename.
1889 #$d_getmnt HAS_GETMNT /**/
1892 * This symbol, if defined, indicates that the getmntent routine is
1893 * available to iterate through mounted file systems to get their info.
1895 #$d_getmntent HAS_GETMNTENT /**/
1897 /* HAS_GETNETBYADDR:
1898 * This symbol, if defined, indicates that the getnetbyaddr() routine is
1899 * available to look up networks by their IP addresses.
1901 #$d_getnbyaddr HAS_GETNETBYADDR /**/
1903 /* HAS_GETNETBYNAME:
1904 * This symbol, if defined, indicates that the getnetbyname() routine is
1905 * available to look up networks by their names.
1907 #$d_getnbyname HAS_GETNETBYNAME /**/
1910 * This symbol, if defined, indicates that the getnetent() routine is
1911 * available to look up network names in some data base or another.
1913 #$d_getnent HAS_GETNETENT /**/
1915 /* HAS_GETNETBYADDR_R:
1916 * This symbol, if defined, indicates that the getnetbyaddr_r routine
1917 * is available to getnetbyaddr re-entrantly.
1919 /* GETNETBYADDR_R_PROTO:
1920 * This symbol encodes the prototype of getnetbyaddr_r.
1921 * It is zero if d_getnetbyaddr_r is undef, and one of the
1922 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyaddr_r
1925 #$d_getnetbyaddr_r HAS_GETNETBYADDR_R /**/
1926 #define GETNETBYADDR_R_PROTO $getnetbyaddr_r_proto /**/
1928 /* HAS_GETNETBYNAME_R:
1929 * This symbol, if defined, indicates that the getnetbyname_r routine
1930 * is available to getnetbyname re-entrantly.
1932 /* GETNETBYNAME_R_PROTO:
1933 * This symbol encodes the prototype of getnetbyname_r.
1934 * It is zero if d_getnetbyname_r is undef, and one of the
1935 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyname_r
1938 #$d_getnetbyname_r HAS_GETNETBYNAME_R /**/
1939 #define GETNETBYNAME_R_PROTO $getnetbyname_r_proto /**/
1942 * This symbol, if defined, indicates that the getnetent_r routine
1943 * is available to getnetent re-entrantly.
1945 /* GETNETENT_R_PROTO:
1946 * This symbol encodes the prototype of getnetent_r.
1947 * It is zero if d_getnetent_r is undef, and one of the
1948 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetent_r
1951 #$d_getnetent_r HAS_GETNETENT_R /**/
1952 #define GETNETENT_R_PROTO $getnetent_r_proto /**/
1954 /* HAS_GETNET_PROTOS:
1955 * This symbol, if defined, indicates that <netdb.h> includes
1956 * prototypes for getnetent(), getnetbyname(), and
1957 * getnetbyaddr(). Otherwise, it is up to the program to guess
1958 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1960 #$d_getnetprotos HAS_GETNET_PROTOS /**/
1963 * This symbol, if defined, indicates that the getpagesize system call
1964 * is available to get system page size, which is the granularity of
1965 * many memory management calls.
1967 #$d_getpagsz HAS_GETPAGESIZE /**/
1970 * This symbol, if defined, indicates that the getprotoent() routine is
1971 * available to look up protocols in some data base or another.
1973 #$d_getpent HAS_GETPROTOENT /**/
1976 * This symbol, if defined, indicates that the getpgrp routine is
1977 * available to get the current process group.
1980 * This symbol, if defined, indicates that getpgrp needs one
1981 * arguments whereas USG one needs none.
1983 #$d_getpgrp HAS_GETPGRP /**/
1984 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
1986 /* HAS_GETPROTOBYNAME:
1987 * This symbol, if defined, indicates that the getprotobyname()
1988 * routine is available to look up protocols by their name.
1990 /* HAS_GETPROTOBYNUMBER:
1991 * This symbol, if defined, indicates that the getprotobynumber()
1992 * routine is available to look up protocols by their number.
1994 #$d_getpbyname HAS_GETPROTOBYNAME /**/
1995 #$d_getpbynumber HAS_GETPROTOBYNUMBER /**/
1997 /* HAS_GETPROTOBYNAME_R:
1998 * This symbol, if defined, indicates that the getprotobyname_r routine
1999 * is available to getprotobyname re-entrantly.
2001 /* GETPROTOBYNAME_R_PROTO:
2002 * This symbol encodes the prototype of getprotobyname_r.
2003 * It is zero if d_getprotobyname_r is undef, and one of the
2004 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobyname_r
2007 #$d_getprotobyname_r HAS_GETPROTOBYNAME_R /**/
2008 #define GETPROTOBYNAME_R_PROTO $getprotobyname_r_proto /**/
2010 /* HAS_GETPROTOBYNUMBER_R:
2011 * This symbol, if defined, indicates that the getprotobynumber_r routine
2012 * is available to getprotobynumber re-entrantly.
2014 /* GETPROTOBYNUMBER_R_PROTO:
2015 * This symbol encodes the prototype of getprotobynumber_r.
2016 * It is zero if d_getprotobynumber_r is undef, and one of the
2017 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobynumber_r
2020 #$d_getprotobynumber_r HAS_GETPROTOBYNUMBER_R /**/
2021 #define GETPROTOBYNUMBER_R_PROTO $getprotobynumber_r_proto /**/
2023 /* HAS_GETPROTOENT_R:
2024 * This symbol, if defined, indicates that the getprotoent_r routine
2025 * is available to getprotoent re-entrantly.
2027 /* GETPROTOENT_R_PROTO:
2028 * This symbol encodes the prototype of getprotoent_r.
2029 * It is zero if d_getprotoent_r is undef, and one of the
2030 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotoent_r
2033 #$d_getprotoent_r HAS_GETPROTOENT_R /**/
2034 #define GETPROTOENT_R_PROTO $getprotoent_r_proto /**/
2036 /* HAS_GETPROTO_PROTOS:
2037 * This symbol, if defined, indicates that <netdb.h> includes
2038 * prototypes for getprotoent(), getprotobyname(), and
2039 * getprotobyaddr(). Otherwise, it is up to the program to guess
2040 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
2042 #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/
2045 * This symbol, if defined, indicates that the getprpwnam system call is
2046 * available to retrieve protected (shadow) password entries by name.
2048 #$d_getprpwnam HAS_GETPRPWNAM /**/
2051 * This symbol, if defined, indicates that the getpwent routine is
2052 * available for sequential access of the passwd database.
2053 * If this is not available, the older getpw() function may be available.
2055 #$d_getpwent HAS_GETPWENT /**/
2058 * This symbol, if defined, indicates that the getpwent_r routine
2059 * is available to getpwent re-entrantly.
2061 /* GETPWENT_R_PROTO:
2062 * This symbol encodes the prototype of getpwent_r.
2063 * It is zero if d_getpwent_r is undef, and one of the
2064 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwent_r
2067 #$d_getpwent_r HAS_GETPWENT_R /**/
2068 #define GETPWENT_R_PROTO $getpwent_r_proto /**/
2071 * This symbol, if defined, indicates that the getpwnam_r routine
2072 * is available to getpwnam re-entrantly.
2074 /* GETPWNAM_R_PROTO:
2075 * This symbol encodes the prototype of getpwnam_r.
2076 * It is zero if d_getpwnam_r is undef, and one of the
2077 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwnam_r
2080 #$d_getpwnam_r HAS_GETPWNAM_R /**/
2081 #define GETPWNAM_R_PROTO $getpwnam_r_proto /**/
2084 * This symbol, if defined, indicates that the getpwuid_r routine
2085 * is available to getpwuid re-entrantly.
2087 /* GETPWUID_R_PROTO:
2088 * This symbol encodes the prototype of getpwuid_r.
2089 * It is zero if d_getpwuid_r is undef, and one of the
2090 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwuid_r
2093 #$d_getpwuid_r HAS_GETPWUID_R /**/
2094 #define GETPWUID_R_PROTO $getpwuid_r_proto /**/
2097 * This symbol, if defined, indicates that the getservent() routine is
2098 * available to look up network services in some data base or another.
2100 #$d_getsent HAS_GETSERVENT /**/
2102 /* HAS_GETSERVBYNAME_R:
2103 * This symbol, if defined, indicates that the getservbyname_r routine
2104 * is available to getservbyname re-entrantly.
2106 /* GETSERVBYNAME_R_PROTO:
2107 * This symbol encodes the prototype of getservbyname_r.
2108 * It is zero if d_getservbyname_r is undef, and one of the
2109 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyname_r
2112 #$d_getservbyname_r HAS_GETSERVBYNAME_R /**/
2113 #define GETSERVBYNAME_R_PROTO $getservbyname_r_proto /**/
2115 /* HAS_GETSERVBYPORT_R:
2116 * This symbol, if defined, indicates that the getservbyport_r routine
2117 * is available to getservbyport re-entrantly.
2119 /* GETSERVBYPORT_R_PROTO:
2120 * This symbol encodes the prototype of getservbyport_r.
2121 * It is zero if d_getservbyport_r is undef, and one of the
2122 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyport_r
2125 #$d_getservbyport_r HAS_GETSERVBYPORT_R /**/
2126 #define GETSERVBYPORT_R_PROTO $getservbyport_r_proto /**/
2128 /* HAS_GETSERVENT_R:
2129 * This symbol, if defined, indicates that the getservent_r routine
2130 * is available to getservent re-entrantly.
2132 /* GETSERVENT_R_PROTO:
2133 * This symbol encodes the prototype of getservent_r.
2134 * It is zero if d_getservent_r is undef, and one of the
2135 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservent_r
2138 #$d_getservent_r HAS_GETSERVENT_R /**/
2139 #define GETSERVENT_R_PROTO $getservent_r_proto /**/
2141 /* HAS_GETSERV_PROTOS:
2142 * This symbol, if defined, indicates that <netdb.h> includes
2143 * prototypes for getservent(), getservbyname(), and
2144 * getservbyaddr(). Otherwise, it is up to the program to guess
2145 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
2147 #$d_getservprotos HAS_GETSERV_PROTOS /**/
2150 * This symbol, if defined, indicates that the getspnam system call is
2151 * available to retrieve SysV shadow password entries by name.
2153 #$d_getspnam HAS_GETSPNAM /**/
2156 * This symbol, if defined, indicates that the getspnam_r routine
2157 * is available to getspnam re-entrantly.
2159 /* GETSPNAM_R_PROTO:
2160 * This symbol encodes the prototype of getspnam_r.
2161 * It is zero if d_getspnam_r is undef, and one of the
2162 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getspnam_r
2165 #$d_getspnam_r HAS_GETSPNAM_R /**/
2166 #define GETSPNAM_R_PROTO $getspnam_r_proto /**/
2168 /* HAS_GETSERVBYNAME:
2169 * This symbol, if defined, indicates that the getservbyname()
2170 * routine is available to look up services by their name.
2172 /* HAS_GETSERVBYPORT:
2173 * This symbol, if defined, indicates that the getservbyport()
2174 * routine is available to look up services by their port.
2176 #$d_getsbyname HAS_GETSERVBYNAME /**/
2177 #$d_getsbyport HAS_GETSERVBYPORT /**/
2180 * This symbol, if defined, indicates that the gmtime_r routine
2181 * is available to gmtime re-entrantly.
2184 * This symbol encodes the prototype of gmtime_r.
2185 * It is zero if d_gmtime_r is undef, and one of the
2186 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gmtime_r
2189 #$d_gmtime_r HAS_GMTIME_R /**/
2190 #define GMTIME_R_PROTO $gmtime_r_proto /**/
2193 * This symbol, if defined, indicates to the C program that
2194 * the GNU C library is being used. A better check is to use
2195 * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc.
2197 #$d_gnulibc HAS_GNULIBC /**/
2198 #if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)
2199 # define _GNU_SOURCE
2202 * This symbol, if defined, indicates that the hasmntopt routine is
2203 * available to query the mount options of file systems.
2205 #$d_hasmntopt HAS_HASMNTOPT /**/
2208 * This symbol, if defined, indicates that the htonl() routine (and
2209 * friends htons() ntohl() ntohs()) are available to do network
2210 * order byte swapping.
2213 * This symbol, if defined, indicates that the htons() routine (and
2214 * friends htonl() ntohl() ntohs()) are available to do network
2215 * order byte swapping.
2218 * This symbol, if defined, indicates that the ntohl() routine (and
2219 * friends htonl() htons() ntohs()) are available to do network
2220 * order byte swapping.
2223 * This symbol, if defined, indicates that the ntohs() routine (and
2224 * friends htonl() htons() ntohl()) are available to do network
2225 * order byte swapping.
2227 #$d_htonl HAS_HTONL /**/
2228 #$d_htonl HAS_HTONS /**/
2229 #$d_htonl HAS_NTOHL /**/
2230 #$d_htonl HAS_NTOHS /**/
2233 * This symbol, if defined, indicates that the ilogbl routine is
2234 * available. If scalbnl is also present we can emulate frexpl.
2236 #$d_ilogbl HAS_ILOGBL /**/
2239 * This symbol will defined if the C compiler supports int64_t.
2240 * Usually the <inttypes.h> needs to be included, but sometimes
2241 * <sys/types.h> is enough.
2243 #$d_int64_t HAS_INT64_T /**/
2246 * This manifest constant lets the C program know that isascii
2249 #$d_isascii HAS_ISASCII /**/
2252 * This symbol, if defined, indicates that the isfinite routine is
2253 * available to check whether a double is finite (non-infinity non-NaN).
2255 #$d_isfinite HAS_ISFINITE /**/
2258 * This symbol, if defined, indicates that the isinf routine is
2259 * available to check whether a double is an infinity.
2261 #$d_isinf HAS_ISINF /**/
2264 * This symbol, if defined, indicates that the isnan routine is
2265 * available to check whether a double is a NaN.
2267 #$d_isnan HAS_ISNAN /**/
2270 * This symbol, if defined, indicates that the isnanl routine is
2271 * available to check whether a long double is a NaN.
2273 #$d_isnanl HAS_ISNANL /**/
2276 * This symbol, if defined, indicates that the lchown routine is
2277 * available to operate on a symbolic link (instead of following the
2280 #$d_lchown HAS_LCHOWN /**/
2283 * This symbol, if defined, indicates that this system's <float.h>
2284 * or <limits.h> defines the symbol LDBL_DIG, which is the number
2285 * of significant digits in a long double precision number. Unlike
2286 * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined.
2288 #$d_ldbl_dig HAS_LDBL_DIG /* */
2290 /* LIBM_LIB_VERSION:
2291 * This symbol, if defined, indicates that libm exports _LIB_VERSION
2292 * and that math.h defines the enum to manipulate it.
2294 #$d_libm_lib_version LIBM_LIB_VERSION /**/
2297 * This symbol, if defined, indicates that the localtime_r routine
2298 * is available to localtime re-entrantly.
2300 /* LOCALTIME_R_NEEDS_TZSET:
2301 * Many libc's localtime_r implementations do not call tzset,
2302 * making them differ from localtime(), and making timezone
2303 * changes using $ENV{TZ} without explicitly calling tzset
2304 * impossible. This symbol makes us call tzset before localtime_r
2306 #$d_localtime_r_needs_tzset LOCALTIME_R_NEEDS_TZSET /**/
2307 #ifdef LOCALTIME_R_NEEDS_TZSET
2308 #define L_R_TZSET tzset(),
2313 /* LOCALTIME_R_PROTO:
2314 * This symbol encodes the prototype of localtime_r.
2315 * It is zero if d_localtime_r is undef, and one of the
2316 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_localtime_r
2319 #$d_localtime_r HAS_LOCALTIME_R /**/
2320 #define LOCALTIME_R_PROTO $localtime_r_proto /**/
2323 * This symbol will be defined if the C compiler supports long
2327 * This symbol contains the size of a long double, so that the
2328 * C preprocessor can make decisions based on it. It is only
2329 * defined if the system supports long doubles.
2331 #$d_longdbl HAS_LONG_DOUBLE /**/
2332 #ifdef HAS_LONG_DOUBLE
2333 #define LONG_DOUBLESIZE $longdblsize /**/
2337 * This symbol will be defined if the C compiler supports long long.
2340 * This symbol contains the size of a long long, so that the
2341 * C preprocessor can make decisions based on it. It is only
2342 * defined if the system supports long long.
2344 #$d_longlong HAS_LONG_LONG /**/
2345 #ifdef HAS_LONG_LONG
2346 #define LONGLONGSIZE $longlongsize /**/
2350 * This symbol, if defined, indicates that the system provides
2351 * a prototype for the lseek() function. Otherwise, it is up
2352 * to the program to supply one. A good guess is
2353 * extern off_t lseek(int, off_t, int);
2355 #$d_lseekproto HAS_LSEEK_PROTO /**/
2358 * This symbol, if defined, indicates that the madvise system call is
2359 * available to map a file into memory.
2361 #$d_madvise HAS_MADVISE /**/
2364 * This symbol, if defined, indicates that the malloc_size
2365 * routine is available for use.
2367 #$d_malloc_size HAS_MALLOC_SIZE /**/
2369 /* HAS_MALLOC_GOOD_SIZE:
2370 * This symbol, if defined, indicates that the malloc_good_size
2371 * routine is available for use.
2373 #$d_malloc_good_size HAS_MALLOC_GOOD_SIZE /**/
2376 * This symbol, if defined, indicates that the memchr routine is available
2377 * to locate characters within a C string.
2379 #$d_memchr HAS_MEMCHR /**/
2382 * This symbol, if defined, indicates that the mkdtemp routine is
2383 * available to exclusively create a uniquely named temporary directory.
2385 #$d_mkdtemp HAS_MKDTEMP /**/
2388 * This symbol, if defined, indicates that the mkstemp routine is
2389 * available to exclusively create and open a uniquely named
2392 #$d_mkstemp HAS_MKSTEMP /**/
2395 * This symbol, if defined, indicates that the mkstemps routine is
2396 * available to excluslvely create and open a uniquely named
2397 * (with a suffix) temporary file.
2399 #$d_mkstemps HAS_MKSTEMPS /**/
2402 * This symbol, if defined, indicates that the mmap system call is
2403 * available to map a file into memory.
2406 * This symbol holds the return type of the mmap() system call
2407 * (and simultaneously the type of the first argument).
2408 * Usually set to 'void *' or 'caddr_t'.
2410 #$d_mmap HAS_MMAP /**/
2411 #define Mmap_t $mmaptype /**/
2414 * This symbol, if defined, indicates that the modfl routine is
2415 * available to split a long double x into a fractional part f and
2416 * an integer part i such that |f| < 1.0 and (f + i) = x.
2419 * This symbol, if defined, indicates that the system provides
2420 * a prototype for the modfl() function. Otherwise, it is up
2421 * to the program to supply one.
2423 /* HAS_MODFL_POW32_BUG:
2424 * This symbol, if defined, indicates that the modfl routine is
2425 * broken for long doubles >= pow(2, 32).
2426 * For example from 4294967303.150000 one would get 4294967302.000000
2427 * and 1.150000. The bug has been seen in certain versions of glibc,
2428 * release 2.2.2 is known to be okay.
2430 #$d_modfl HAS_MODFL /**/
2431 #$d_modflproto HAS_MODFL_PROTO /**/
2432 #$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/
2435 * This symbol, if defined, indicates that the mprotect system call is
2436 * available to modify the access protection of a memory mapped file.
2438 #$d_mprotect HAS_MPROTECT /**/
2441 * This symbol, if defined, indicates that the entire msg*(2) library is
2442 * supported (IPC mechanism based on message queues).
2444 #$d_msg HAS_MSG /**/
2446 /* HAS_STRUCT_MSGHDR:
2447 * This symbol, if defined, indicates that the struct msghdr
2450 #$d_msghdr_s HAS_STRUCT_MSGHDR /**/
2453 * This symbol, if defined, indicates that the nl_langinfo routine is
2454 * available to return local data. You will also need <langinfo.h>
2455 * and therefore I_LANGINFO.
2457 #$d_nl_langinfo HAS_NL_LANGINFO /**/
2460 * This symbol will be defined if the C compiler supports off64_t.
2462 #$d_off64_t HAS_OFF64_T /**/
2465 * This manifest constant lets the C program know that the three
2466 * argument form of open(2) is available.
2468 #$d_open3 HAS_OPEN3 /**/
2471 * This symbol, if defined, indicates that the poll routine is
2472 * available to poll active file descriptors. You may safely
2473 * include <poll.h> when both this symbol *and* I_POLL are defined.
2475 #$d_poll HAS_POLL /**/
2478 * This symbol is defined if PROCSELFEXE_PATH is a symlink
2479 * to the absolute pathname of the executing program.
2481 /* PROCSELFEXE_PATH:
2482 * If HAS_PROCSELFEXE is defined this symbol is the filename
2483 * of the symbolic link pointing to the absolute pathname of
2484 * the executing program.
2486 #$d_procselfexe HAS_PROCSELFEXE /**/
2487 #if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH)
2488 #define PROCSELFEXE_PATH $procselfexe /**/
2491 /* OLD_PTHREAD_CREATE_JOINABLE:
2492 * This symbol, if defined, indicates how to create pthread
2493 * in joinable (aka undetached) state. NOTE: not defined
2494 * if pthread.h already has defined PTHREAD_CREATE_JOINABLE
2495 * (the new version of the constant).
2496 * If defined, known values are PTHREAD_CREATE_UNDETACHED
2499 #$d_old_pthread_create_joinable OLD_PTHREAD_CREATE_JOINABLE $old_pthread_create_joinable /**/
2501 /* HAS_PTHREAD_ATFORK:
2502 * This symbol, if defined, indicates that the pthread_atfork routine
2503 * is available to setup fork handlers.
2505 #$d_pthread_atfork HAS_PTHREAD_ATFORK /**/
2507 /* HAS_PTHREAD_ATTR_SETSCOPE:
2508 * This symbol, if defined, indicates that the pthread_attr_setscope
2509 * system call is available to set the contention scope attribute of
2510 * a thread attribute object.
2512 #$d_pthread_attr_setscope HAS_PTHREAD_ATTR_SETSCOPE /**/
2514 /* HAS_PTHREAD_YIELD:
2515 * This symbol, if defined, indicates that the pthread_yield
2516 * routine is available to yield the execution of the current
2517 * thread. sched_yield is preferable to pthread_yield.
2520 * This symbol defines the way to yield the execution of
2521 * the current thread. Known ways are sched_yield,
2522 * pthread_yield, and pthread_yield with NULL.
2525 * This symbol, if defined, indicates that the sched_yield
2526 * routine is available to yield the execution of the current
2527 * thread. sched_yield is preferable to pthread_yield.
2529 #$d_pthread_yield HAS_PTHREAD_YIELD /**/
2530 #define SCHED_YIELD $sched_yield /**/
2531 #$d_sched_yield HAS_SCHED_YIELD /**/
2534 * This symbol, if defined, indicates that the random_r routine
2535 * is available to random re-entrantly.
2538 * This symbol encodes the prototype of random_r.
2539 * It is zero if d_random_r is undef, and one of the
2540 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_random_r
2543 #$d_random_r HAS_RANDOM_R /**/
2544 #define RANDOM_R_PROTO $random_r_proto /**/
2547 * This symbol, if defined, indicates that the readdir64_r routine
2548 * is available to readdir64 re-entrantly.
2550 /* READDIR64_R_PROTO:
2551 * This symbol encodes the prototype of readdir64_r.
2552 * It is zero if d_readdir64_r is undef, and one of the
2553 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir64_r
2556 #$d_readdir64_r HAS_READDIR64_R /**/
2557 #define READDIR64_R_PROTO $readdir64_r_proto /**/
2560 * This symbol, if defined, indicates that the readdir_r routine
2561 * is available to readdir re-entrantly.
2564 * This symbol encodes the prototype of readdir_r.
2565 * It is zero if d_readdir_r is undef, and one of the
2566 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir_r
2569 #$d_readdir_r HAS_READDIR_R /**/
2570 #define READDIR_R_PROTO $readdir_r_proto /**/
2573 * This symbol, if defined, indicates that the readv routine is
2574 * available to do gather reads. You will also need <sys/uio.h>
2575 * and there I_SYSUIO.
2577 #$d_readv HAS_READV /**/
2580 * This symbol, if defined, indicates that the recvmsg routine is
2581 * available to send structured socket messages.
2583 #$d_recvmsg HAS_RECVMSG /**/
2586 * This symbol, if defined, indicates that the bcopy routine is available
2587 * to copy potentially overlapping memory blocks. Normally, you should
2588 * probably use memmove() or memcpy(). If neither is defined, roll your
2591 #$d_safebcpy HAS_SAFE_BCOPY /**/
2594 * This symbol, if defined, indicates that the memcpy routine is available
2595 * to copy potentially overlapping memory blocks. If you need to
2596 * copy overlapping memory blocks, you should check HAS_MEMMOVE and
2597 * use memmove() instead, if available.
2599 #$d_safemcpy HAS_SAFE_MEMCPY /**/
2602 * This symbol, if defined, indicates that the memcmp routine is available
2603 * and can be used to compare relative magnitudes of chars with their high
2604 * bits set. If it is not defined, roll your own version.
2606 #$d_sanemcmp HAS_SANE_MEMCMP /**/
2609 * This symbol, if defined, indicates that the system provides
2610 * a prototype for the sbrk() function. Otherwise, it is up
2611 * to the program to supply one. Good guesses are
2612 * extern void* sbrk(int);
2613 * extern void* sbrk(size_t);
2615 #$d_sbrkproto HAS_SBRK_PROTO /**/
2618 * This symbol, if defined, indicates that the scalbnl routine is
2619 * available. If ilogbl is also present we can emulate frexpl.
2621 #$d_scalbnl HAS_SCALBNL /**/
2624 * This symbol, if defined, indicates that the entire sem*(2) library is
2627 #$d_sem HAS_SEM /**/
2630 * This symbol, if defined, indicates that the sendmsg routine is
2631 * available to send structured socket messages.
2633 #$d_sendmsg HAS_SENDMSG /**/
2636 * This symbol, if defined, indicates that the setgrent routine is
2637 * available for initializing sequential access of the group database.
2639 #$d_setgrent HAS_SETGRENT /**/
2642 * This symbol, if defined, indicates that the setgrent_r routine
2643 * is available to setgrent re-entrantly.
2645 /* SETGRENT_R_PROTO:
2646 * This symbol encodes the prototype of setgrent_r.
2647 * It is zero if d_setgrent_r is undef, and one of the
2648 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setgrent_r
2651 #$d_setgrent_r HAS_SETGRENT_R /**/
2652 #define SETGRENT_R_PROTO $setgrent_r_proto /**/
2655 * This symbol, if defined, indicates that the setgroups() routine is
2656 * available to set the list of process groups. If unavailable, multiple
2657 * groups are probably not supported.
2659 #$d_setgrps HAS_SETGROUPS /**/
2662 * This symbol, if defined, indicates that the sethostent() routine is
2665 #$d_sethent HAS_SETHOSTENT /**/
2667 /* HAS_SETHOSTENT_R:
2668 * This symbol, if defined, indicates that the sethostent_r routine
2669 * is available to sethostent re-entrantly.
2671 /* SETHOSTENT_R_PROTO:
2672 * This symbol encodes the prototype of sethostent_r.
2673 * It is zero if d_sethostent_r is undef, and one of the
2674 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_sethostent_r
2677 #$d_sethostent_r HAS_SETHOSTENT_R /**/
2678 #define SETHOSTENT_R_PROTO $sethostent_r_proto /**/
2681 * This symbol, if defined, indicates that the setitimer routine is
2682 * available to set interval timers.
2684 #$d_setitimer HAS_SETITIMER /**/
2687 * This symbol, if defined, indicates that the setlocale_r routine
2688 * is available to setlocale re-entrantly.
2690 /* SETLOCALE_R_PROTO:
2691 * This symbol encodes the prototype of setlocale_r.
2692 * It is zero if d_setlocale_r is undef, and one of the
2693 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setlocale_r
2696 #$d_setlocale_r HAS_SETLOCALE_R /**/
2697 #define SETLOCALE_R_PROTO $setlocale_r_proto /**/
2700 * This symbol, if defined, indicates that the setnetent() routine is
2703 #$d_setnent HAS_SETNETENT /**/
2706 * This symbol, if defined, indicates that the setnetent_r routine
2707 * is available to setnetent re-entrantly.
2709 /* SETNETENT_R_PROTO:
2710 * This symbol encodes the prototype of setnetent_r.
2711 * It is zero if d_setnetent_r is undef, and one of the
2712 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setnetent_r
2715 #$d_setnetent_r HAS_SETNETENT_R /**/
2716 #define SETNETENT_R_PROTO $setnetent_r_proto /**/
2719 * This symbol, if defined, indicates that the setprotoent() routine is
2722 #$d_setpent HAS_SETPROTOENT /**/
2725 * This symbol, if defined, indicates that the setpgrp routine is
2726 * available to set the current process group.
2729 * This symbol, if defined, indicates that setpgrp needs two
2730 * arguments whereas USG one needs none. See also HAS_SETPGID
2731 * for a POSIX interface.
2733 #$d_setpgrp HAS_SETPGRP /**/
2734 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
2736 /* HAS_SETPROCTITLE:
2737 * This symbol, if defined, indicates that the setproctitle routine is
2738 * available to set process title.
2740 #$d_setproctitle HAS_SETPROCTITLE /**/
2742 /* HAS_SETPROTOENT_R:
2743 * This symbol, if defined, indicates that the setprotoent_r routine
2744 * is available to setprotoent re-entrantly.
2746 /* SETPROTOENT_R_PROTO:
2747 * This symbol encodes the prototype of setprotoent_r.
2748 * It is zero if d_setprotoent_r is undef, and one of the
2749 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setprotoent_r
2752 #$d_setprotoent_r HAS_SETPROTOENT_R /**/
2753 #define SETPROTOENT_R_PROTO $setprotoent_r_proto /**/
2756 * This symbol, if defined, indicates that the setpwent routine is
2757 * available for initializing sequential access of the passwd database.
2759 #$d_setpwent HAS_SETPWENT /**/
2762 * This symbol, if defined, indicates that the setpwent_r routine
2763 * is available to setpwent re-entrantly.
2765 /* SETPWENT_R_PROTO:
2766 * This symbol encodes the prototype of setpwent_r.
2767 * It is zero if d_setpwent_r is undef, and one of the
2768 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setpwent_r
2771 #$d_setpwent_r HAS_SETPWENT_R /**/
2772 #define SETPWENT_R_PROTO $setpwent_r_proto /**/
2775 * This symbol, if defined, indicates that the setservent() routine is
2778 #$d_setsent HAS_SETSERVENT /**/
2780 /* HAS_SETSERVENT_R:
2781 * This symbol, if defined, indicates that the setservent_r routine
2782 * is available to setservent re-entrantly.
2784 /* SETSERVENT_R_PROTO:
2785 * This symbol encodes the prototype of setservent_r.
2786 * It is zero if d_setservent_r is undef, and one of the
2787 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setservent_r
2790 #$d_setservent_r HAS_SETSERVENT_R /**/
2791 #define SETSERVENT_R_PROTO $setservent_r_proto /**/
2794 * This symbol, if defined, indicates that the setvbuf routine is
2795 * available to change buffering on an open stdio stream.
2796 * to a line-buffered mode.
2798 #$d_setvbuf HAS_SETVBUF /**/
2801 * This symbol, if defined, indicates that sfio should
2804 #$d_sfio USE_SFIO /**/
2807 * This symbol, if defined, indicates that the entire shm*(2) library is
2810 #$d_shm HAS_SHM /**/
2813 * This symbol holds the return type of the shmat() system call.
2814 * Usually set to 'void *' or 'char *'.
2816 /* HAS_SHMAT_PROTOTYPE:
2817 * This symbol, if defined, indicates that the sys/shm.h includes
2818 * a prototype for shmat(). Otherwise, it is up to the program to
2819 * guess one. Shmat_t shmat(int, Shmat_t, int) is a good guess,
2820 * but not always right so it should be emitted by the program only
2821 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
2823 #define Shmat_t $shmattype /**/
2824 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
2827 * This symbol, if defined, indicates that Vr4's sigaction() routine
2830 #$d_sigaction HAS_SIGACTION /**/
2833 * This symbol, if defined, indicates that the sigprocmask
2834 * system call is available to examine or change the signal mask
2835 * of the calling process.
2837 #$d_sigprocmask HAS_SIGPROCMASK /**/
2840 * This variable indicates to the C program that the sigsetjmp()
2841 * routine is available to save the calling process's registers
2842 * and stack environment for later use by siglongjmp(), and
2843 * to optionally save the process's signal mask. See
2844 * Sigjmp_buf, Sigsetjmp, and Siglongjmp.
2847 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
2850 * This macro is used in the same way as sigsetjmp(), but will invoke
2851 * traditional setjmp() if sigsetjmp isn't available.
2852 * See HAS_SIGSETJMP.
2855 * This macro is used in the same way as siglongjmp(), but will invoke
2856 * traditional longjmp() if siglongjmp isn't available.
2857 * See HAS_SIGSETJMP.
2859 #$d_sigsetjmp HAS_SIGSETJMP /**/
2860 #ifdef HAS_SIGSETJMP
2861 #define Sigjmp_buf sigjmp_buf
2862 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
2863 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
2865 #define Sigjmp_buf jmp_buf
2866 #define Sigsetjmp(buf,save_mask) setjmp((buf))
2867 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
2870 /* USE_SITECUSTOMIZE:
2871 * This symbol, if defined, indicates that sitecustomize should
2874 #ifndef USE_SITECUSTOMIZE
2875 #$usesitecustomize USE_SITECUSTOMIZE /**/
2879 * This symbol, if defined, indicates that the snprintf () library
2880 * function is available for use.
2883 * This symbol, if defined, indicates that the vsnprintf () library
2884 * function is available for use.
2886 #$d_snprintf HAS_SNPRINTF /**/
2887 #$d_vsnprintf HAS_VSNPRINTF /**/
2890 * This symbol, if defined, indicates that the sockatmark routine is
2891 * available to test whether a socket is at the out-of-band mark.
2893 #$d_sockatmark HAS_SOCKATMARK /**/
2895 /* HAS_SOCKATMARK_PROTO:
2896 * This symbol, if defined, indicates that the system provides
2897 * a prototype for the sockatmark() function. Otherwise, it is up
2898 * to the program to supply one. A good guess is
2899 * extern int sockatmark(int);
2901 #$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/
2904 * This symbol, if defined, indicates that the BSD socket interface is
2908 * This symbol, if defined, indicates that the BSD socketpair() call is
2912 * This symbol, if defined, indicates that the MSG_CTRUNC is supported.
2913 * Checking just with #ifdef might not be enough because this symbol
2914 * has been known to be an enum.
2916 /* HAS_MSG_DONTROUTE:
2917 * This symbol, if defined, indicates that the MSG_DONTROUTE is supported.
2918 * Checking just with #ifdef might not be enough because this symbol
2919 * has been known to be an enum.
2922 * This symbol, if defined, indicates that the MSG_OOB is supported.
2923 * Checking just with #ifdef might not be enough because this symbol
2924 * has been known to be an enum.
2927 * This symbol, if defined, indicates that the MSG_PEEK is supported.
2928 * Checking just with #ifdef might not be enough because this symbol
2929 * has been known to be an enum.
2932 * This symbol, if defined, indicates that the MSG_PROXY is supported.
2933 * Checking just with #ifdef might not be enough because this symbol
2934 * has been known to be an enum.
2937 * This symbol, if defined, indicates that the SCM_RIGHTS is supported.
2938 * Checking just with #ifdef might not be enough because this symbol
2939 * has been known to be an enum.
2941 #$d_socket HAS_SOCKET /**/
2942 #$d_sockpair HAS_SOCKETPAIR /**/
2943 #$d_msg_ctrunc HAS_MSG_CTRUNC /**/
2944 #$d_msg_dontroute HAS_MSG_DONTROUTE /**/
2945 #$d_msg_oob HAS_MSG_OOB /**/
2946 #$d_msg_peek HAS_MSG_PEEK /**/
2947 #$d_msg_proxy HAS_MSG_PROXY /**/
2948 #$d_scm_rights HAS_SCM_RIGHTS /**/
2951 * This symbol, if defined, indicates that the socks5_init routine is
2952 * available to initialize SOCKS 5.
2954 #$d_socks5_init HAS_SOCKS5_INIT /**/
2956 /* SPRINTF_RETURNS_STRLEN:
2957 * This variable defines whether sprintf returns the length of the string
2958 * (as per the ANSI spec). Some C libraries retain compatibility with
2959 * pre-ANSI C and return a pointer to the passed in buffer; for these
2960 * this variable will be undef.
2962 #$d_sprintf_returns_strlen SPRINTF_RETURNS_STRLEN /**/
2965 * This symbol, if defined, indicates that the sqrtl routine is
2966 * available to do long double square roots.
2968 #$d_sqrtl HAS_SQRTL /**/
2971 * This symbol, if defined, indicates that the srand48_r routine
2972 * is available to srand48 re-entrantly.
2975 * This symbol encodes the prototype of srand48_r.
2976 * It is zero if d_srand48_r is undef, and one of the
2977 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srand48_r
2980 #$d_srand48_r HAS_SRAND48_R /**/
2981 #define SRAND48_R_PROTO $srand48_r_proto /**/
2984 * This symbol, if defined, indicates that the srandom_r routine
2985 * is available to srandom re-entrantly.
2988 * This symbol encodes the prototype of srandom_r.
2989 * It is zero if d_srandom_r is undef, and one of the
2990 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srandom_r
2993 #$d_srandom_r HAS_SRANDOM_R /**/
2994 #define SRANDOM_R_PROTO $srandom_r_proto /**/
2996 /* HAS_SETRESGID_PROTO:
2997 * This symbol, if defined, indicates that the system provides
2998 * a prototype for the setresgid() function. Otherwise, it is up
2999 * to the program to supply one. Good guesses are
3000 * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid);
3002 #$d_sresgproto HAS_SETRESGID_PROTO /**/
3004 /* HAS_SETRESUID_PROTO:
3005 * This symbol, if defined, indicates that the system provides
3006 * a prototype for the setresuid() function. Otherwise, it is up
3007 * to the program to supply one. Good guesses are
3008 * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3010 #$d_sresuproto HAS_SETRESUID_PROTO /**/
3013 * This symbol is defined if this system has a stat structure declaring
3014 * st_blksize and st_blocks.
3016 #ifndef USE_STAT_BLOCKS
3017 #$d_statblks USE_STAT_BLOCKS /**/
3020 /* HAS_STRUCT_STATFS_F_FLAGS:
3021 * This symbol, if defined, indicates that the struct statfs
3022 * does have the f_flags member containing the mount flags of
3023 * the filesystem containing the file.
3024 * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
3025 * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
3026 * have statfs() and struct statfs, they have ustat() and getmnt()
3027 * with struct ustat and struct fs_data.
3029 #$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/
3031 /* HAS_STRUCT_STATFS:
3032 * This symbol, if defined, indicates that the struct statfs
3033 * to do statfs() is supported.
3035 #$d_statfs_s HAS_STRUCT_STATFS /**/
3038 * This symbol, if defined, indicates that the fstatvfs routine is
3039 * available to stat filesystems by file descriptors.
3041 #$d_fstatvfs HAS_FSTATVFS /**/
3044 * This symbol is defined if the _ptr and _cnt fields (or similar)
3045 * of the stdio FILE structure can be used to access the stdio buffer
3046 * for a file handle. If this is defined, then the FILE_ptr(fp)
3047 * and FILE_cnt(fp) macros will also be defined and should be used
3048 * to access these fields.
3051 * This macro is used to access the _ptr field (or equivalent) of the
3052 * FILE structure pointed to by its argument. This macro will always be
3053 * defined if USE_STDIO_PTR is defined.
3055 /* STDIO_PTR_LVALUE:
3056 * This symbol is defined if the FILE_ptr macro can be used as an
3060 * This macro is used to access the _cnt field (or equivalent) of the
3061 * FILE structure pointed to by its argument. This macro will always be
3062 * defined if USE_STDIO_PTR is defined.
3064 /* STDIO_CNT_LVALUE:
3065 * This symbol is defined if the FILE_cnt macro can be used as an
3068 /* STDIO_PTR_LVAL_SETS_CNT:
3069 * This symbol is defined if using the FILE_ptr macro as an lvalue
3070 * to increase the pointer by n has the side effect of decreasing the
3071 * value of File_cnt(fp) by n.
3073 /* STDIO_PTR_LVAL_NOCHANGE_CNT:
3074 * This symbol is defined if using the FILE_ptr macro as an lvalue
3075 * to increase the pointer by n leaves File_cnt(fp) unchanged.
3077 #$d_stdstdio USE_STDIO_PTR /**/
3078 #ifdef USE_STDIO_PTR
3079 #define FILE_ptr(fp) $stdio_ptr
3080 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
3081 #define FILE_cnt(fp) $stdio_cnt
3082 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
3083 #$d_stdio_ptr_lval_sets_cnt STDIO_PTR_LVAL_SETS_CNT /**/
3084 #$d_stdio_ptr_lval_nochange_cnt STDIO_PTR_LVAL_NOCHANGE_CNT /**/
3088 * This symbol is defined if the _base field (or similar) of the
3089 * stdio FILE structure can be used to access the stdio buffer for
3090 * a file handle. If this is defined, then the FILE_base(fp) macro
3091 * will also be defined and should be used to access this field.
3092 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
3093 * to determine the number of bytes in the buffer. USE_STDIO_BASE
3094 * will never be defined unless USE_STDIO_PTR is.
3097 * This macro is used to access the _base field (or equivalent) of the
3098 * FILE structure pointed to by its argument. This macro will always be
3099 * defined if USE_STDIO_BASE is defined.
3102 * This macro is used to determine the number of bytes in the I/O
3103 * buffer pointed to by _base field (or equivalent) of the FILE
3104 * structure pointed to its argument. This macro will always be defined
3105 * if USE_STDIO_BASE is defined.
3107 #$d_stdiobase USE_STDIO_BASE /**/
3108 #ifdef USE_STDIO_BASE
3109 #define FILE_base(fp) $stdio_base
3110 #define FILE_bufsiz(fp) $stdio_bufsiz
3114 * This symbol, if defined, indicates that the strerror routine is
3115 * available to translate error numbers to strings. See the writeup
3116 * of Strerror() in this file before you try to define your own.
3119 * This symbol, if defined, indicates that the sys_errlist array is
3120 * available to translate error numbers to strings. The extern int
3121 * sys_nerr gives the size of that table.
3124 * This preprocessor symbol is defined as a macro if strerror() is
3125 * not available to translate error numbers to strings but sys_errlist[]
3128 #$d_strerror HAS_STRERROR /**/
3129 #$d_syserrlst HAS_SYS_ERRLIST /**/
3130 #define Strerror(e) $d_strerrm
3133 * This symbol, if defined, indicates that the strerror_r routine
3134 * is available to strerror re-entrantly.
3136 /* STRERROR_R_PROTO:
3137 * This symbol encodes the prototype of strerror_r.
3138 * It is zero if d_strerror_r is undef, and one of the
3139 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_strerror_r
3142 #$d_strerror_r HAS_STRERROR_R /**/
3143 #define STRERROR_R_PROTO $strerror_r_proto /**/
3146 * This symbol, if defined, indicates that the strftime routine is
3147 * available to do time formatting.
3149 #$d_strftime HAS_STRFTIME /**/
3152 * This symbol, if defined, indicates that the strlcat () routine is
3153 * available to do string concatenation.
3155 #$d_strlcat HAS_STRLCAT /**/
3158 * This symbol, if defined, indicates that the strlcpy () routine is
3159 * available to do string copying.
3161 #$d_strlcpy HAS_STRLCPY /**/
3164 * This symbol, if defined, indicates that the strtold routine is
3165 * available to convert strings to long doubles.
3167 #$d_strtold HAS_STRTOLD /**/
3170 * This symbol, if defined, indicates that the strtoll routine is
3171 * available to convert strings to long longs.
3173 #$d_strtoll HAS_STRTOLL /**/
3176 * This symbol, if defined, indicates that the strtoq routine is
3177 * available to convert strings to long longs (quads).
3179 #$d_strtoq HAS_STRTOQ /**/
3182 * This symbol, if defined, indicates that the strtoul routine is
3183 * available to provide conversion of strings to unsigned long.
3185 #$d_strtoul HAS_STRTOUL /**/
3188 * This symbol, if defined, indicates that the strtoull routine is
3189 * available to convert strings to unsigned long longs.
3191 #$d_strtoull HAS_STRTOULL /**/
3194 * This symbol, if defined, indicates that the strtouq routine is
3195 * available to convert strings to unsigned long longs (quads).
3197 #$d_strtouq HAS_STRTOUQ /**/
3199 /* HAS_SYSCALL_PROTO:
3200 * This symbol, if defined, indicates that the system provides
3201 * a prototype for the syscall() function. Otherwise, it is up
3202 * to the program to supply one. Good guesses are
3203 * extern int syscall(int, ...);
3204 * extern int syscall(long, ...);
3206 #$d_syscallproto HAS_SYSCALL_PROTO /**/
3208 /* HAS_TELLDIR_PROTO:
3209 * This symbol, if defined, indicates that the system provides
3210 * a prototype for the telldir() function. Otherwise, it is up
3211 * to the program to supply one. A good guess is
3212 * extern long telldir(DIR*);
3214 #$d_telldirproto HAS_TELLDIR_PROTO /**/
3217 * This symbol, if defined, indicates that the time() routine exists.
3220 * This symbol holds the type returned by time(). It can be long,
3221 * or time_t on BSD sites (in which case <sys/types.h> should be
3224 #$d_time HAS_TIME /**/
3225 #define Time_t $timetype /* Time type */
3228 * This symbol, if defined, indicates that the times() routine exists.
3229 * Note that this became obsolete on some systems (SUNOS), which now
3230 * use getrusage(). It may be necessary to include <sys/times.h>.
3232 #$d_times HAS_TIMES /**/
3235 * This symbol, if defined, indicates that the tmpnam_r routine
3236 * is available to tmpnam re-entrantly.
3239 * This symbol encodes the prototype of tmpnam_r.
3240 * It is zero if d_tmpnam_r is undef, and one of the
3241 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_tmpnam_r
3244 #$d_tmpnam_r HAS_TMPNAM_R /**/
3245 #define TMPNAM_R_PROTO $tmpnam_r_proto /**/
3248 * This symbol, if defined, indicates that the ttyname_r routine
3249 * is available to ttyname re-entrantly.
3252 * This symbol encodes the prototype of ttyname_r.
3253 * It is zero if d_ttyname_r is undef, and one of the
3254 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ttyname_r
3257 #$d_ttyname_r HAS_TTYNAME_R /**/
3258 #define TTYNAME_R_PROTO $ttyname_r_proto /**/
3260 /* U32_ALIGNMENT_REQUIRED:
3261 * This symbol, if defined, indicates that you must access
3262 * character data through U32-aligned pointers.
3264 #ifndef U32_ALIGNMENT_REQUIRED
3265 #$d_u32align U32_ALIGNMENT_REQUIRED /**/
3269 * This symbol, if defined, indicates that the ualarm routine is
3270 * available to do alarms with microsecond granularity.
3272 #$d_ualarm HAS_UALARM /**/
3275 * This symbol, if defined, indicates that the union semun is
3276 * defined by including <sys/sem.h>. If not, the user code
3277 * probably needs to define it as:
3280 * struct semid_ds *buf;
3281 * unsigned short *array;
3284 /* USE_SEMCTL_SEMUN:
3285 * This symbol, if defined, indicates that union semun is
3286 * used for semctl IPC_STAT.
3288 /* USE_SEMCTL_SEMID_DS:
3289 * This symbol, if defined, indicates that struct semid_ds * is
3290 * used for semctl IPC_STAT.
3292 #$d_union_semun HAS_UNION_SEMUN /**/
3293 #$d_semctl_semun USE_SEMCTL_SEMUN /**/
3294 #$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/
3297 * This symbol, if defined, indicates that the unordered routine is
3298 * available to check whether two doubles are unordered
3299 * (effectively: whether either of them is NaN)
3301 #$d_unordered HAS_UNORDERED /**/
3304 * This symbol, if defined, indicates that the unsetenv () routine is
3305 * available for use.
3307 #$d_unsetenv HAS_UNSETENV /**/
3309 /* HAS_USLEEP_PROTO:
3310 * This symbol, if defined, indicates that the system provides
3311 * a prototype for the usleep() function. Otherwise, it is up
3312 * to the program to supply one. A good guess is
3313 * extern int usleep(useconds_t);
3315 #$d_usleepproto HAS_USLEEP_PROTO /**/
3318 * This symbol, if defined, indicates that the ustat system call is
3319 * available to query file system statistics by dev_t.
3321 #$d_ustat HAS_USTAT /**/
3324 * This symbol, if defined, indicates that vfork() exists.
3326 #$d_vfork HAS_VFORK /**/
3329 * This symbol's value is either "void" or "int", corresponding to the
3330 * appropriate return type of a signal handler. Thus, you can declare
3331 * a signal handler using "Signal_t (*handler)()", and define the
3332 * handler using "Signal_t handler(sig)".
3334 #define Signal_t $signal_t /* Signal handler's return type */
3337 * This symbol, if defined, indicates that the vprintf routine is available
3338 * to printf with a pointer to an argument list. If unavailable, you
3339 * may need to write your own, probably in terms of _doprnt().
3341 /* USE_CHAR_VSPRINTF:
3342 * This symbol is defined if this system has vsprintf() returning type
3343 * (char*). The trend seems to be to declare it as "int vsprintf()". It
3344 * is up to the package author to declare vsprintf correctly based on the
3347 #$d_vprintf HAS_VPRINTF /**/
3348 #$d_charvspr USE_CHAR_VSPRINTF /**/
3351 * This symbol, if defined, indicates that the writev routine is
3352 * available to do scatter writes.
3354 #$d_writev HAS_WRITEV /**/
3356 /* USE_DYNAMIC_LOADING:
3357 * This symbol, if defined, indicates that dynamic loading of
3358 * some sort is available.
3360 #$usedl USE_DYNAMIC_LOADING /**/
3363 * This symbol contains the size of a double, so that the C preprocessor
3364 * can make decisions based on it.
3366 #define DOUBLESIZE $doublesize /**/
3369 * This symbol, if defined, indicates that this system uses
3372 #$ebcdic EBCDIC /**/
3375 * This symbol, if defined, tells that fflush(NULL) does flush
3376 * all pending stdio output.
3379 * This symbol, if defined, tells that to flush
3380 * all pending stdio output one must loop through all
3381 * the stdio file handles stored in an array and fflush them.
3382 * Note that if fflushNULL is defined, fflushall will not
3383 * even be probed for and will be left undefined.
3385 #$fflushNULL FFLUSH_NULL /**/
3386 #$fflushall FFLUSH_ALL /**/
3389 * This symbol holds the type used to declare file positions in libc.
3390 * It can be fpos_t, long, uint, etc... It may be necessary to include
3391 * <sys/types.h> to get any typedef'ed information.
3393 #define Fpos_t $fpostype /* File position type */
3396 * This symbol defines the format string used for printing a Gid_t.
3398 #define Gid_t_f $gidformat /**/
3401 * This symbol holds the signedess of a Gid_t.
3402 * 1 for unsigned, -1 for signed.
3404 #define Gid_t_sign $gidsign /* GID sign */
3407 * This symbol holds the size of a Gid_t in bytes.
3409 #define Gid_t_size $gidsize /* GID size */
3412 * This symbol holds the return type of getgid() and the type of
3413 * argument to setrgid() and related functions. Typically,
3414 * it is the type of group ids in the kernel. It can be int, ushort,
3415 * gid_t, etc... It may be necessary to include <sys/types.h> to get
3416 * any typedef'ed information.
3418 #define Gid_t $gidtype /* Type for getgid(), etc... */
3421 * This symbol holds the type used for the second argument to
3422 * getgroups() and setgroups(). Usually, this is the same as
3423 * gidtype (gid_t) , but sometimes it isn't.
3424 * It can be int, ushort, gid_t, etc...
3425 * It may be necessary to include <sys/types.h> to get any
3426 * typedef'ed information. This is only required if you have
3427 * getgroups() or setgroups()..
3429 #if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
3430 #define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */
3434 * This symbol, if defined, indicates that <crypt.h> exists and
3435 * should be included.
3437 #$i_crypt I_CRYPT /**/
3440 * This symbol contains the type of the prefix structure element
3441 * in the <db.h> header file. In older versions of DB, it was
3442 * int, while in newer ones it is u_int32_t.
3445 * This symbol contains the type of the prefix structure element
3446 * in the <db.h> header file. In older versions of DB, it was
3447 * int, while in newer ones it is size_t.
3449 /* DB_VERSION_MAJOR_CFG:
3450 * This symbol, if defined, defines the major version number of
3451 * Berkeley DB found in the <db.h> header when Perl was configured.
3453 /* DB_VERSION_MINOR_CFG:
3454 * This symbol, if defined, defines the minor version number of
3455 * Berkeley DB found in the <db.h> header when Perl was configured.
3456 * For DB version 1 this is always 0.
3458 /* DB_VERSION_PATCH_CFG:
3459 * This symbol, if defined, defines the patch version number of
3460 * Berkeley DB found in the <db.h> header when Perl was configured.
3461 * For DB version 1 this is always 0.
3463 #define DB_Hash_t $db_hashtype /**/
3464 #define DB_Prefix_t $db_prefixtype /**/
3465 #define DB_VERSION_MAJOR_CFG $db_version_major /**/
3466 #define DB_VERSION_MINOR_CFG $db_version_minor /**/
3467 #define DB_VERSION_PATCH_CFG $db_version_patch /**/
3470 * This symbol, if defined, indicates that <fp.h> exists and
3471 * should be included.
3476 * This symbol, if defined, indicates that <fp_class.h> exists and
3477 * should be included.
3479 #$i_fp_class I_FP_CLASS /**/
3482 * This symbol, if defined, indicates to the C program that it should
3486 * This symbol, if defined, indicates to the C program that struct group
3487 * in <grp.h> contains gr_passwd.
3490 #$d_grpasswd GRPASSWD /**/
3493 * This symbol, if defined, indicates that <ieeefp.h> exists and
3494 * should be included.
3496 #$i_ieeefp I_IEEEFP /**/
3499 * This symbol, if defined, indicates to the C program that it should
3500 * include <inttypes.h>.
3502 #$i_inttypes I_INTTYPES /**/
3505 * This symbol, if defined, indicates that <langinfo.h> exists and
3506 * should be included.
3508 #$i_langinfo I_LANGINFO /**/
3511 * This symbol, if defined, indicates that <libutil.h> exists and
3512 * should be included.
3514 #$i_libutil I_LIBUTIL /**/
3517 * This symbol, if defined, indicates to the C program that it should
3518 * include <mach/cthreads.h>.
3520 #$i_machcthr I_MACH_CTHREADS /**/
3523 * This symbol, if defined, indicates that <mntent.h> exists and
3524 * should be included.
3526 #$i_mntent I_MNTENT /**/
3529 * This symbol, if defined, indicates that <ndbm.h> exists and should
3532 #$i_ndbm I_NDBM /**/
3535 * This symbol, if defined, indicates that <netdb.h> exists and
3536 * should be included.
3538 #$i_netdb I_NETDB /**/
3541 * This symbol, if defined, indicates to the C program that it should
3542 * include <netinet/tcp.h>.
3544 #$i_netinettcp I_NETINET_TCP /**/
3547 * This symbol, if defined, indicates that <poll.h> exists and
3548 * should be included. (see also HAS_POLL)
3550 #$i_poll I_POLL /**/
3553 * This symbol, if defined, indicates that <prot.h> exists and
3554 * should be included.
3556 #$i_prot I_PROT /**/
3559 * This symbol, if defined, indicates to the C program that it should
3560 * include <pthread.h>.
3562 #$i_pthread I_PTHREAD /**/
3565 * This symbol, if defined, indicates to the C program that it should
3569 * This symbol, if defined, indicates to the C program that struct passwd
3570 * contains pw_quota.
3573 * This symbol, if defined, indicates to the C program that struct passwd
3577 * This symbol, if defined, indicates to the C program that struct passwd
3578 * contains pw_change.
3581 * This symbol, if defined, indicates to the C program that struct passwd
3582 * contains pw_class.
3585 * This symbol, if defined, indicates to the C program that struct passwd
3586 * contains pw_expire.
3589 * This symbol, if defined, indicates to the C program that struct passwd
3590 * contains pw_comment.
3593 * This symbol, if defined, indicates to the C program that struct passwd
3594 * contains pw_gecos.
3597 * This symbol, if defined, indicates to the C program that struct passwd
3598 * contains pw_passwd.
3601 #$d_pwquota PWQUOTA /**/
3602 #$d_pwage PWAGE /**/
3603 #$d_pwchange PWCHANGE /**/
3604 #$d_pwclass PWCLASS /**/
3605 #$d_pwexpire PWEXPIRE /**/
3606 #$d_pwcomment PWCOMMENT /**/
3607 #$d_pwgecos PWGECOS /**/
3608 #$d_pwpasswd PWPASSWD /**/
3611 * This symbol, if defined, indicates that <shadow.h> exists and
3612 * should be included.
3614 #$i_shadow I_SHADOW /**/
3617 * This symbol, if defined, indicates that <socks.h> exists and
3618 * should be included.
3620 #$i_socks I_SOCKS /**/
3623 * This symbol, if defined, indicates that <sunmath.h> exists and
3624 * should be included.
3626 #$i_sunmath I_SUNMATH /**/
3629 * This symbol, if defined, indicates that <syslog.h> exists and
3630 * should be included.
3632 #$i_syslog I_SYSLOG /**/
3635 * This symbol, if defined, indicates that <sys/mode.h> exists and
3636 * should be included.
3638 #$i_sysmode I_SYSMODE /**/
3641 * This symbol, if defined, indicates that <sys/mount.h> exists and
3642 * should be included.
3644 #$i_sysmount I_SYS_MOUNT /**/
3647 * This symbol, if defined, indicates that <sys/statfs.h> exists.
3649 #$i_sysstatfs I_SYS_STATFS /**/
3652 * This symbol, if defined, indicates that <sys/statvfs.h> exists and
3653 * should be included.
3655 #$i_sysstatvfs I_SYS_STATVFS /**/
3658 * This symbol, if defined, indicates that <sys/uio.h> exists and
3659 * should be included.
3661 #$i_sysuio I_SYSUIO /**/
3664 * This symbol, if defined, indicates that <sys/utsname.h> exists and
3665 * should be included.
3667 #$i_sysutsname I_SYSUTSNAME /**/
3670 * This symbol, if defined, indicates that <sys/vfs.h> exists and
3671 * should be included.
3673 #$i_sysvfs I_SYS_VFS /**/
3676 * This symbol, if defined, indicates to the C program that it should
3680 * This symbol, if defined, indicates to the C program that it should
3681 * include <sys/time.h>.
3683 /* I_SYS_TIME_KERNEL:
3684 * This symbol, if defined, indicates to the C program that it should
3685 * include <sys/time.h> with KERNEL defined.
3688 * This symbol, if defined, indicates to the C program that
3689 * the struct tm has a tm_zone field.
3691 /* HAS_TM_TM_GMTOFF:
3692 * This symbol, if defined, indicates to the C program that
3693 * the struct tm has a tm_gmtoff field.
3695 #$i_time I_TIME /**/
3696 #$i_systime I_SYS_TIME /**/
3697 #$i_systimek I_SYS_TIME_KERNEL /**/
3698 #$d_tm_tm_zone HAS_TM_TM_ZONE /**/
3699 #$d_tm_tm_gmtoff HAS_TM_TM_GMTOFF /**/
3702 * This symbol, if defined, indicates that <ustat.h> exists and
3703 * should be included.
3705 #$i_ustat I_USTAT /**/
3708 * This symbol, if defined, indicates that <stdarg.h> exists and should
3712 * This symbol, if defined, indicates to the C program that it should
3713 * include <varargs.h>.
3715 #$i_stdarg I_STDARG /**/
3716 #$i_varargs I_VARARGS /**/
3718 /* PERL_INC_VERSION_LIST:
3719 * This variable specifies the list of subdirectories in over
3720 * which perl.c:incpush() and lib/lib.pm will automatically
3721 * search when adding directories to @INC, in a format suitable
3722 * for a C initialization string. See the inc_version_list entry
3723 * in Porting/Glossary for more details.
3725 #$d_inc_version_list PERL_INC_VERSION_LIST $inc_version_list_init /**/
3727 /* INSTALL_USR_BIN_PERL:
3728 * This symbol, if defined, indicates that Perl is to be installed
3729 * also as /usr/bin/perl.
3731 #$installusrbinperl INSTALL_USR_BIN_PERL /**/
3734 * This symbol, if defined, contains the string used by stdio to
3735 * format long doubles (format 'f') for output.
3738 * This symbol, if defined, contains the string used by stdio to
3739 * format long doubles (format 'g') for output.
3742 * This symbol, if defined, contains the string used by stdio to
3743 * format long doubles (format 'e') for output.
3746 * This symbol, if defined, contains the string used by stdio to
3747 * format long doubles (format 'f') for input.
3749 #$d_PRIfldbl PERL_PRIfldbl $sPRIfldbl /**/
3750 #$d_PRIgldbl PERL_PRIgldbl $sPRIgldbl /**/
3751 #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/
3752 #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/
3755 * This symbol holds the type used to declare offsets in the kernel.
3756 * It can be int, long, off_t, etc... It may be necessary to include
3757 * <sys/types.h> to get any typedef'ed information.
3760 * This symbol holds the number of bytes used by the Off_t.
3763 * This symbol holds the number of bytes used by the Off_t.
3765 #define Off_t $lseektype /* <offset> type */
3766 #define LSEEKSIZE $lseeksize /* <offset> size */
3767 #define Off_t_size $lseeksize /* <offset> size */
3770 * This symbol, if defined, indicates that the Misc Attribution
3771 * Declaration code should be conditionally compiled.
3776 * This variable contains the return type of free(). It is usually
3777 * void, but occasionally int.
3780 * This symbol is the type of pointer returned by malloc and realloc.
3782 #define Malloc_t $malloctype /**/
3783 #define Free_t $freetype /**/
3785 /* PERL_MALLOC_WRAP:
3786 * This symbol, if defined, indicates that we'd like malloc wrap checks.
3788 #$usemallocwrap PERL_MALLOC_WRAP /**/
3791 * This symbol, if defined, indicates that we're using our own malloc.
3793 #$d_mymalloc MYMALLOC /**/
3796 * This symbol holds the type used to declare file modes
3797 * for systems calls. It is usually mode_t, but may be
3798 * int or unsigned short. It may be necessary to include <sys/types.h>
3799 * to get any typedef'ed information.
3801 #define Mode_t $modetype /* file mode parameter for system calls */
3804 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
3805 * non-blocking I/O for the file descriptor. Note that there is no way
3806 * back, i.e. you cannot turn it blocking again this way. If you wish to
3807 * alternatively switch between blocking and non-blocking, use the
3808 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
3811 * This symbol holds the errno error code set by read() when no data was
3812 * present on the non-blocking file descriptor.
3815 * This symbol holds the return code from read() when no data is present
3816 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
3817 * not defined, then you can't distinguish between no data and EOF by
3818 * issuing a read(). You'll have to find another way to tell for sure!
3821 * This symbol, if defined, indicates to the C program that a read() on
3822 * a non-blocking file descriptor will return 0 on EOF, and not the value
3823 * held in RD_NODATA (-1 usually, in that case!).
3825 #define VAL_O_NONBLOCK $o_nonblock
3826 #define VAL_EAGAIN $eagain
3827 #define RD_NODATA $rd_nodata
3828 #$d_eofnblk EOF_NONBLOCK
3831 * This symbol, if defined, indicates that the system stores
3832 * the variable argument list datatype, va_list, in a format
3833 * that cannot be copied by simple assignment, so that some
3834 * other means must be used when copying is required.
3835 * As such systems vary in their provision (or non-provision)
3836 * of copying mechanisms, handy.h defines a platform-
3837 * independent macro, Perl_va_copy(src, dst), to do the job.
3839 #$need_va_copy NEED_VA_COPY /**/
3842 * This symbol holds the type used for the 1st argument
3843 * to gethostbyaddr().
3846 * This symbol holds the type used for the 2nd argument
3847 * to gethostbyaddr().
3850 * This symbol holds the type used for the argument to
3854 * This symbol holds the type used for the 1st argument to
3857 #define Netdb_host_t $netdb_host_type /**/
3858 #define Netdb_hlen_t $netdb_hlen_type /**/
3859 #define Netdb_name_t $netdb_name_type /**/
3860 #define Netdb_net_t $netdb_net_type /**/
3862 /* PERL_OTHERLIBDIRS:
3863 * This variable contains a colon-separated set of paths for the perl
3864 * binary to search for additional library files or modules.
3865 * These directories will be tacked to the end of @INC.
3866 * Perl will automatically search below each path for version-
3867 * and architecture-specific directories. See PERL_INC_VERSION_LIST
3870 #$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/
3873 * This symbol, if defined, tells that there's a 64-bit integer type,
3874 * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one
3875 * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T.
3877 #$d_quad HAS_QUAD /**/
3879 # define Quad_t $quadtype /**/
3880 # define Uquad_t $uquadtype /**/
3881 # define QUADKIND $quadkind /**/
3882 # define QUAD_IS_INT 1
3883 # define QUAD_IS_LONG 2
3884 # define QUAD_IS_LONG_LONG 3
3885 # define QUAD_IS_INT64_T 4
3889 * This symbol defines the C type used for Perl's IV.
3892 * This symbol defines the C type used for Perl's UV.
3895 * This symbol defines the C type used for Perl's I8.
3898 * This symbol defines the C type used for Perl's U8.
3901 * This symbol defines the C type used for Perl's I16.
3904 * This symbol defines the C type used for Perl's U16.
3907 * This symbol defines the C type used for Perl's I32.
3910 * This symbol defines the C type used for Perl's U32.
3913 * This symbol defines the C type used for Perl's I64.
3916 * This symbol defines the C type used for Perl's U64.
3919 * This symbol defines the C type used for Perl's NV.
3922 * This symbol contains the sizeof(IV).
3925 * This symbol contains the sizeof(UV).
3928 * This symbol contains the sizeof(I8).
3931 * This symbol contains the sizeof(U8).
3934 * This symbol contains the sizeof(I16).
3937 * This symbol contains the sizeof(U16).
3940 * This symbol contains the sizeof(I32).
3943 * This symbol contains the sizeof(U32).
3946 * This symbol contains the sizeof(I64).
3949 * This symbol contains the sizeof(U64).
3952 * This symbol contains the sizeof(NV).
3955 * This symbol, if defined, indicates that a variable of type NVTYPE
3956 * can preserve all the bits of a variable of type UVTYPE.
3958 /* NV_PRESERVES_UV_BITS:
3959 * This symbol contains the number of bits a variable of type NVTYPE
3960 * can preserve of a variable of type UVTYPE.
3962 /* NV_ZERO_IS_ALLBITS_ZERO:
3963 * This symbol, if defined, indicates that a variable of type NVTYPE
3964 * stores 0.0 in memory as all bits zero.
3966 #define IVTYPE $ivtype /**/
3967 #define UVTYPE $uvtype /**/
3968 #define I8TYPE $i8type /**/
3969 #define U8TYPE $u8type /**/
3970 #define I16TYPE $i16type /**/
3971 #define U16TYPE $u16type /**/
3972 #define I32TYPE $i32type /**/
3973 #define U32TYPE $u32type /**/
3975 #define I64TYPE $i64type /**/
3976 #define U64TYPE $u64type /**/
3978 #define NVTYPE $nvtype /**/
3979 #define IVSIZE $ivsize /**/
3980 #define UVSIZE $uvsize /**/
3981 #define I8SIZE $i8size /**/
3982 #define U8SIZE $u8size /**/
3983 #define I16SIZE $i16size /**/
3984 #define U16SIZE $u16size /**/
3985 #define I32SIZE $i32size /**/
3986 #define U32SIZE $u32size /**/
3988 #define I64SIZE $i64size /**/
3989 #define U64SIZE $u64size /**/
3991 #define NVSIZE $nvsize /**/
3992 #$d_nv_preserves_uv NV_PRESERVES_UV
3993 #define NV_PRESERVES_UV_BITS $nv_preserves_uv_bits
3994 #$d_nv_zero_is_allbits_zero NV_ZERO_IS_ALLBITS_ZERO
3997 # if BYTEORDER == 0x1234
3999 # define BYTEORDER 0x12345678
4001 # if BYTEORDER == 0x4321
4003 # define BYTEORDER 0x87654321
4010 * This symbol defines the format string used for printing a Perl IV
4011 * as a signed decimal integer.
4014 * This symbol defines the format string used for printing a Perl UV
4015 * as an unsigned decimal integer.
4018 * This symbol defines the format string used for printing a Perl UV
4019 * as an unsigned octal integer.
4022 * This symbol defines the format string used for printing a Perl UV
4023 * as an unsigned hexadecimal integer in lowercase abcdef.
4026 * This symbol defines the format string used for printing a Perl UV
4027 * as an unsigned hexadecimal integer in uppercase ABCDEF.
4030 * This symbol defines the format string used for printing a Perl NV
4031 * using %e-ish floating point format.
4034 * This symbol defines the format string used for printing a Perl NV
4035 * using %f-ish floating point format.
4038 * This symbol defines the format string used for printing a Perl NV
4039 * using %g-ish floating point format.
4041 #define IVdf $ivdformat /**/
4042 #define UVuf $uvuformat /**/
4043 #define UVof $uvoformat /**/
4044 #define UVxf $uvxformat /**/
4045 #define UVXf $uvXUformat /**/
4046 #define NVef $nveformat /**/
4047 #define NVff $nvfformat /**/
4048 #define NVgf $nvgformat /**/
4051 * This symbol holds the type used to declare process ids in the kernel.
4052 * It can be int, uint, pid_t, etc... It may be necessary to include
4053 * <sys/types.h> to get any typedef'ed information.
4055 #define Pid_t $pidtype /* PID type */
4058 * This symbol contains the "root" of installation tree for this package.
4059 * The program should be prepared to do ~ expansion.
4061 /* INSTALL_PREFIX_EXP:
4062 * This symbol contains the "root" of installation tree for this package
4064 * in programs that are not prepared to deal with ~ expansion at run-time.
4066 #define INSTALL_PREFIX "$installprefix" /**/
4067 #define INSTALL_PREFIX_EXP "$installprefixexp" /**/
4070 * This symbol contains the name of the private library for this package.
4071 * The library is private in the sense that it needn't be in anyone's
4072 * execution path, but it should be accessible by the world. The program
4073 * should be prepared to do ~ expansion.
4076 * This symbol contains the ~name expanded version of PRIVLIB, to be used
4077 * in programs that are not prepared to deal with ~ expansion at run-time.
4079 #define PRIVLIB "$privlib" /**/
4080 #define PRIVLIB_EXP "$privlibexp" /**/
4083 * If defined, this macro indicates that the C compiler can handle
4084 * function prototypes.
4087 * This macro is used to declare function parameters for folks who want
4088 * to make declarations with prototypes using a different style than
4089 * the above macros. Use double parentheses. For example:
4091 * int main _((int argc, char *argv[]));
4093 #$prototype CAN_PROTOTYPE /**/
4094 #ifdef CAN_PROTOTYPE
4095 #define _(args) args
4101 * This symbol contains the size of a pointer, so that the C preprocessor
4102 * can make decisions based on it. It will be sizeof(void *) if
4103 * the compiler supports (void *); otherwise it will be
4106 #define PTRSIZE $ptrsize /**/
4109 * This macro is to be used to generate uniformly distributed
4110 * random numbers over the range [0., 1.[. You may have to supply
4111 * an 'extern double drand48();' in your program since SunOS 4.1.3
4112 * doesn't provide you with anything relevant in its headers.
4113 * See HAS_DRAND48_PROTO.
4116 * This symbol defines the type of the argument of the
4117 * random seed function.
4120 * This symbol defines the macro to be used in seeding the
4121 * random number generator (see Drand01).
4124 * This symbol indicates how many bits are produced by the
4125 * function used to generate normalized random numbers.
4126 * Values include 15, 16, 31, and 48.
4128 #define Drand01() $drand01 /**/
4129 #define Rand_seed_t $randseedtype /**/
4130 #define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/
4131 #define RANDBITS $randbits /**/
4134 * This symbol holds the minimum number of bits operated by select.
4135 * That is, if you do select(n, ...), how many bits at least will be
4136 * cleared in the masks if some activity is detected. Usually this
4137 * is either n or 32*ceil(n/32), especially many little-endians do
4138 * the latter. This is only useful if you have select(), naturally.
4140 #define SELECT_MIN_BITS $selectminbits /**/
4143 * This symbol holds the type used for the 2nd, 3rd, and 4th
4144 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
4145 * is defined, and 'int *' otherwise. This is only useful if you
4146 * have select(), of course.
4148 #define Select_fd_set_t $selecttype /**/
4151 * This symbol contains the full pathname to the shell used on this
4152 * on this system to execute Bourne shell scripts. Usually, this will be
4153 * /bin/sh, though it's possible that some systems will have /bin/ksh,
4154 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
4157 #define SH_PATH "$sh" /**/
4160 * This symbol contains a list of signal names in order of
4161 * signal number. This is intended
4162 * to be used as a static array initialization, like this:
4163 * char *sig_name[] = { SIG_NAME };
4164 * The signals in the list are separated with commas, and each signal
4165 * is surrounded by double quotes. There is no leading SIG in the signal
4166 * name, i.e. SIGQUIT is known as "QUIT".
4167 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
4168 * etc., where nn is the actual signal number (e.g. NUM37).
4169 * The signal number for sig_name[i] is stored in sig_num[i].
4170 * The last element is 0 to terminate the list with a NULL. This
4171 * corresponds to the 0 at the end of the sig_name_init list.
4172 * Note that this variable is initialized from the sig_name_init,
4173 * not from sig_name (which is unused).
4176 * This symbol contains a list of signal numbers, in the same order as the
4177 * SIG_NAME list. It is suitable for static array initialization, as in:
4178 * int sig_num[] = { SIG_NUM };
4179 * The signals in the list are separated with commas, and the indices
4180 * within that list and the SIG_NAME list match, so it's easy to compute
4181 * the signal name from a number or vice versa at the price of a small
4182 * dynamic linear lookup.
4183 * Duplicates are allowed, but are moved to the end of the list.
4184 * The signal number corresponding to sig_name[i] is sig_number[i].
4185 * if (i < NSIG) then sig_number[i] == i.
4186 * The last element is 0, corresponding to the 0 at the end of
4187 * the sig_name_init list.
4188 * Note that this variable is initialized from the sig_num_init,
4189 * not from sig_num (which is unused).
4192 * This variable contains the number of elements of the SIG_NAME
4193 * and SIG_NUM arrays, excluding the final NULL entry.
4195 #define SIG_NAME $sig_name_init /**/
4196 #define SIG_NUM $sig_num_init /**/
4197 #define SIG_SIZE $sig_size /**/
4200 * This symbol contains the name of the private library for this package.
4201 * The library is private in the sense that it needn't be in anyone's
4202 * execution path, but it should be accessible by the world. The program
4203 * should be prepared to do ~ expansion.
4204 * The standard distribution will put nothing in this directory.
4205 * After perl has been installed, users may install their own local
4206 * architecture-dependent modules in this directory with
4207 * MakeMaker Makefile.PL
4208 * or equivalent. See INSTALL for details.
4211 * This symbol contains the ~name expanded version of SITEARCH, to be used
4212 * in programs that are not prepared to deal with ~ expansion at run-time.
4214 #$d_sitearch SITEARCH "$sitearch" /**/
4215 #$d_sitearch SITEARCH_EXP "$sitearchexp" /**/
4218 * This symbol contains the name of the private library for this package.
4219 * The library is private in the sense that it needn't be in anyone's
4220 * execution path, but it should be accessible by the world. The program
4221 * should be prepared to do ~ expansion.
4222 * The standard distribution will put nothing in this directory.
4223 * After perl has been installed, users may install their own local
4224 * architecture-independent modules in this directory with
4225 * MakeMaker Makefile.PL
4226 * or equivalent. See INSTALL for details.
4229 * This symbol contains the ~name expanded version of SITELIB, to be used
4230 * in programs that are not prepared to deal with ~ expansion at run-time.
4233 * This define is SITELIB_EXP with any trailing version-specific component
4234 * removed. The elements in inc_version_list (inc_version_list.U) can
4235 * be tacked onto this variable to generate a list of directories to search.
4237 #define SITELIB "$sitelib" /**/
4238 #define SITELIB_EXP "$sitelibexp" /**/
4239 #define SITELIB_STEM "$sitelib_stem" /**/
4242 * This symbol holds the size of a Size_t in bytes.
4244 #define Size_t_size $sizesize /* */
4247 * This symbol holds the type used to declare length parameters
4248 * for string functions. It is usually size_t, but may be
4249 * unsigned long, int, etc. It may be necessary to include
4250 * <sys/types.h> to get any typedef'ed information.
4252 #define Size_t $sizetype /* length paramater for string functions */
4255 * This symbol holds the type used for the size argument of
4256 * various socket calls (just the base type, not the pointer-to).
4258 #define Sock_size_t $socksizetype /**/
4261 * This symbol holds the type used by functions that return
4262 * a count of bytes or an error condition. It must be a signed type.
4263 * It is usually ssize_t, but may be long or int, etc.
4264 * It may be necessary to include <sys/types.h> or <unistd.h>
4265 * to get any typedef'ed information.
4266 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
4268 #define SSize_t $ssizetype /* signed count of bytes */
4271 * This variable contains the string to put in front of a perl
4272 * script to make sure (one hopes) that it runs with perl and not
4275 #define STARTPERL "$startperl" /**/
4278 * This symbol is defined to be the type of char used in stdio.h.
4279 * It has the values "unsigned char" or "char".
4281 #define STDCHAR $stdchar /**/
4283 /* HAS_STDIO_STREAM_ARRAY:
4284 * This symbol, if defined, tells that there is an array
4285 * holding the stdio streams.
4287 /* STDIO_STREAM_ARRAY:
4288 * This symbol tells the name of the array holding the stdio streams.
4289 * Usual values include _iob, __iob, and __sF.
4291 #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/
4292 #define STDIO_STREAM_ARRAY $stdio_stream_array
4295 * This symbol defines the format string used for printing a Uid_t.
4297 #define Uid_t_f $uidformat /**/
4300 * This symbol holds the signedess of a Uid_t.
4301 * 1 for unsigned, -1 for signed.
4303 #define Uid_t_sign $uidsign /* UID sign */
4306 * This symbol holds the size of a Uid_t in bytes.
4308 #define Uid_t_size $uidsize /* UID size */
4311 * This symbol holds the type used to declare user ids in the kernel.
4312 * It can be int, ushort, uid_t, etc... It may be necessary to include
4313 * <sys/types.h> to get any typedef'ed information.
4315 #define Uid_t $uidtype /* UID type */
4318 * This symbol, if defined, indicates that 64-bit integers should
4319 * be used when available. If not defined, the native integers
4320 * will be employed (be they 32 or 64 bits). The minimal possible
4321 * 64-bitness is used, just enough to get 64-bit integers into Perl.
4322 * This may mean using for example "long longs", while your memory
4323 * may still be limited to 2 gigabytes.
4326 * This symbol, if defined, indicates that 64-bit integers should
4327 * be used when available. If not defined, the native integers
4328 * will be used (be they 32 or 64 bits). The maximal possible
4329 * 64-bitness is employed: LP64 or ILP64, meaning that you will
4330 * be able to use more than 2 gigabytes of memory. This mode is
4331 * even more binary incompatible than USE_64_BIT_INT. You may not
4332 * be able to run the resulting executable in a 32-bit CPU at all or
4333 * you may need at least to reboot your OS to 64-bit mode.
4335 #ifndef USE_64_BIT_INT
4336 #$use64bitint USE_64_BIT_INT /**/
4339 #ifndef USE_64_BIT_ALL
4340 #$use64bitall USE_64_BIT_ALL /**/
4344 * This symbol, if defined, indicates that Perl should
4345 * be built to use 'fast stdio'.
4346 * Defaults to define in Perls 5.8 and earlier, to undef later.
4348 #ifndef USE_FAST_STDIO
4349 #$usefaststdio USE_FAST_STDIO /**/
4353 * This symbol, if defined, indicates that large file support
4354 * should be used when available.
4356 #ifndef USE_LARGE_FILES
4357 #$uselargefiles USE_LARGE_FILES /**/
4361 * This symbol, if defined, indicates that long doubles should
4362 * be used when available.
4364 #ifndef USE_LONG_DOUBLE
4365 #$uselongdouble USE_LONG_DOUBLE /**/
4369 * This symbol, if defined, indicates that 64-bit interfaces and
4370 * long doubles should be used when available.
4372 #ifndef USE_MORE_BITS
4373 #$usemorebits USE_MORE_BITS /**/
4377 * This symbol, if defined, indicates that Perl should
4378 * be built to use multiplicity.
4380 #ifndef MULTIPLICITY
4381 #$usemultiplicity MULTIPLICITY /**/
4385 * This symbol, if defined, indicates that the PerlIO abstraction should
4386 * be used throughout. If not defined, stdio should be
4387 * used in a fully backward compatible manner.
4390 #$useperlio USE_PERLIO /**/
4394 * This symbol, if defined, indicates that Perl should
4395 * be built to use socks.
4398 #$usesocks USE_SOCKS /**/
4402 * This symbol, if defined, indicates that Perl should be built to
4403 * use the interpreter-based threading implementation.
4406 * This symbol, if defined, indicates that Perl should be built to
4407 * use the 5.005-based threading implementation.
4408 * Only valid up to 5.8.x.
4410 /* OLD_PTHREADS_API:
4411 * This symbol, if defined, indicates that Perl should
4412 * be built to use the old draft POSIX threads API.
4414 /* USE_REENTRANT_API:
4415 * This symbol, if defined, indicates that Perl should
4416 * try to use the various _r versions of library functions.
4417 * This is extremely experimental.
4419 #$use5005threads USE_5005THREADS /**/
4420 #$useithreads USE_ITHREADS /**/
4421 #if defined(USE_5005THREADS) && !defined(USE_ITHREADS)
4422 #define USE_THREADS /* until src is revised*/
4424 #$d_oldpthreads OLD_PTHREADS_API /**/
4425 #$usereentrant USE_REENTRANT_API /**/
4428 * If defined, this symbol contains the name of a private library.
4429 * The library is private in the sense that it needn't be in anyone's
4430 * execution path, but it should be accessible by the world.
4431 * It may have a ~ on the front.
4432 * The standard distribution will put nothing in this directory.
4433 * Vendors who distribute perl may wish to place their own
4434 * architecture-dependent modules and extensions in this directory with
4435 * MakeMaker Makefile.PL INSTALLDIRS=vendor
4436 * or equivalent. See INSTALL for details.
4438 /* PERL_VENDORARCH_EXP:
4439 * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used
4440 * in programs that are not prepared to deal with ~ expansion at run-time.
4442 #$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/
4443 #$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/
4445 /* PERL_VENDORLIB_EXP:
4446 * This symbol contains the ~name expanded version of VENDORLIB, to be used
4447 * in programs that are not prepared to deal with ~ expansion at run-time.
4449 /* PERL_VENDORLIB_STEM:
4450 * This define is PERL_VENDORLIB_EXP with any trailing version-specific component
4451 * removed. The elements in inc_version_list (inc_version_list.U) can
4452 * be tacked onto this variable to generate a list of directories to search.
4454 #$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/
4455 #$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/
4458 * This symbol indicates how much support of the void type is given by this
4459 * compiler. What various bits mean:
4461 * 1 = supports declaration of void
4462 * 2 = supports arrays of pointers to functions returning void
4463 * 4 = supports comparisons between pointers to void functions and
4464 * addresses of void functions
4465 * 8 = suports declaration of generic void pointers
4467 * The package designer should define VOIDUSED to indicate the requirements
4468 * of the package. This can be done either by #defining VOIDUSED before
4469 * including config.h, or by defining defvoidused in Myinit.U. If the
4470 * latter approach is taken, only those flags will be tested. If the
4471 * level of void support necessary is not present, defines void to int.
4474 #define VOIDUSED $defvoidused
4476 #define VOIDFLAGS $voidflags
4477 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
4478 #define void int /* is void to be avoided? */
4479 #define M_VOID /* Xenix strikes again */