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 #$d_chsize HAS_CHSIZE /**/
96 * This symbol, if defined, indicates that this C compiler knows about
97 * the const type. There is no need to actually test for that symbol
98 * within your programs. The mere use of the "const" keyword will
99 * trigger the necessary tests.
101 #$d_const HASCONST /**/
107 * This symbol, if defined, indicates that the cuserid routine is
108 * available to get character login names.
110 #$d_cuserid HAS_CUSERID /**/
113 * This symbol, if defined, indicates that this system's <float.h>
114 * or <limits.h> defines the symbol DBL_DIG, which is the number
115 * of significant digits in a double precision number. If this
116 * symbol is not defined, a guess of 15 is usually pretty good.
118 #$d_dbl_dig HAS_DBL_DIG /* */
121 * This symbol, if defined, indicates that the difftime routine is
124 #$d_difftime HAS_DIFFTIME /**/
127 * This symbol, if defined, indicates that the dlerror routine is
128 * available to return a string describing the last error that
129 * occurred from a call to dlopen(), dlclose() or dlsym().
131 #$d_dlerror HAS_DLERROR /**/
134 * This symbol, if defined, indicates that the dup2 routine is
135 * available to duplicate file descriptors.
137 #$d_dup2 HAS_DUP2 /**/
140 * This symbol, if defined, indicates that the fchmod routine is available
141 * to change mode of opened files. If unavailable, use chmod().
143 #$d_fchmod HAS_FCHMOD /**/
146 * This symbol, if defined, indicates that the fchown routine is available
147 * to change ownership of opened files. If unavailable, use chown().
149 #$d_fchown HAS_FCHOWN /**/
152 * This symbol, if defined, indicates to the C program that
153 * the fcntl() function exists.
155 #$d_fcntl HAS_FCNTL /**/
158 * This symbol, if defined, indicates that the fgetpos routine is
159 * available to get the file position indicator, similar to ftell().
161 #$d_fgetpos HAS_FGETPOS /**/
164 * This symbol, if defined, indicates that the flock routine is
165 * available to do file locking.
167 #$d_flock HAS_FLOCK /**/
170 * This symbol, if defined, indicates that the fork routine is
173 #$d_fork HAS_FORK /**/
176 * This symbol, if defined, indicates that the fsetpos routine is
177 * available to set the file position indicator, similar to fseek().
179 #$d_fsetpos HAS_FSETPOS /**/
182 * This symbol, if defined, indicates that the gettimeofday() system
183 * call is available for a sub-second accuracy clock. Usually, the file
184 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
185 * The type "Timeval" should be used to refer to "struct timeval".
187 #$d_gettimeod HAS_GETTIMEOFDAY /**/
188 #ifdef HAS_GETTIMEOFDAY
189 #define Timeval struct timeval /* Structure used by gettimeofday() */
193 * This symbol, if defined, indicates that the getgroups() routine is
194 * available to get the list of process groups. If unavailable, multiple
195 * groups are probably not supported.
197 #$d_getgrps HAS_GETGROUPS /**/
200 * This symbol, if defined, indicates that the getlogin routine is
201 * available to get the login name.
203 #$d_getlogin HAS_GETLOGIN /**/
206 * This symbol, if defined, indicates to the C program that
207 * the getpgid(pid) function is available to get the
210 #$d_getpgid HAS_GETPGID /**/
213 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
214 * routine is available to get the current process group.
216 #$d_getpgrp2 HAS_GETPGRP2 /**/
219 * This symbol, if defined, indicates that the getppid routine is
220 * available to get the parent process ID.
222 #$d_getppid HAS_GETPPID /**/
225 * This symbol, if defined, indicates that the getpriority routine is
226 * available to get a process's priority.
228 #$d_getprior HAS_GETPRIORITY /**/
231 * This symbol, if defined, indicates to the C program that the
232 * inet_aton() function is available to parse IP address "dotted-quad"
235 #$d_inetaton HAS_INET_ATON /**/
238 * This symbol, if defined, indicates that the killpg routine is available
239 * to kill process groups. If unavailable, you probably should use kill
240 * with a negative process number.
242 #$d_killpg HAS_KILLPG /**/
245 * This symbol, if defined, indicates that the link routine is
246 * available to create hard links.
248 #$d_link HAS_LINK /**/
251 * This symbol, if defined, indicates that the localeconv routine is
252 * available for numeric and monetary formatting conventions.
254 #$d_locconv HAS_LOCALECONV /**/
257 * This symbol, if defined, indicates that the lockf routine is
258 * available to do file locking.
260 #$d_lockf HAS_LOCKF /**/
263 * This symbol, if defined, indicates that the lstat routine is
264 * available to do file stats on symbolic links.
266 #$d_lstat HAS_LSTAT /**/
269 * This symbol, if defined, indicates that the mblen routine is available
270 * to find the number of bytes in a multibye character.
272 #$d_mblen HAS_MBLEN /**/
275 * This symbol, if defined, indicates that the mbstowcs routine is
276 * available to covert a multibyte string into a wide character string.
278 #$d_mbstowcs HAS_MBSTOWCS /**/
281 * This symbol, if defined, indicates that the mbtowc routine is available
282 * to covert a multibyte to a wide character.
284 #$d_mbtowc HAS_MBTOWC /**/
287 * This symbol, if defined, indicates that the memcmp routine is available
288 * to compare blocks of memory.
290 #$d_memcmp HAS_MEMCMP /**/
293 * This symbol, if defined, indicates that the memcpy routine is available
294 * to copy blocks of memory.
296 #$d_memcpy HAS_MEMCPY /**/
299 * This symbol, if defined, indicates that the memmove routine is available
300 * to copy potentially overlapping blocks of memory. This should be used
301 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
304 #$d_memmove HAS_MEMMOVE /**/
307 * This symbol, if defined, indicates that the memset routine is available
308 * to set blocks of memory.
310 #$d_memset HAS_MEMSET /**/
313 * This symbol, if defined, indicates that the mkdir routine is available
314 * to create directories. Otherwise you should fork off a new process to
317 #$d_mkdir HAS_MKDIR /**/
320 * This symbol, if defined, indicates that the mkfifo routine is
321 * available to create FIFOs. Otherwise, mknod should be able to
322 * do it for you. However, if mkfifo is there, mknod might require
323 * super-user privileges which mkfifo will not.
325 #$d_mkfifo HAS_MKFIFO /**/
328 * This symbol, if defined, indicates that the mktime routine is
331 #$d_mktime HAS_MKTIME /**/
334 * This symbol, if defined, indicates that the msync system call is
335 * available to synchronize a mapped file.
337 #$d_msync HAS_MSYNC /**/
340 * This symbol, if defined, indicates that the munmap system call is
341 * available to unmap a region, usually mapped by mmap().
343 #$d_munmap HAS_MUNMAP /**/
346 * This symbol, if defined, indicates that the nice routine is
349 #$d_nice HAS_NICE /**/
352 * This symbol, if defined, indicates that pathconf() is available
353 * to determine file-system related limits and options associated
354 * with a given filename.
357 * This symbol, if defined, indicates that pathconf() is available
358 * to determine file-system related limits and options associated
359 * with a given open file descriptor.
361 #$d_pathconf HAS_PATHCONF /**/
362 #$d_fpathconf HAS_FPATHCONF /**/
365 * This symbol, if defined, indicates that the pause routine is
366 * available to suspend a process until a signal is received.
368 #$d_pause HAS_PAUSE /**/
371 * This symbol, if defined, indicates that the pipe routine is
372 * available to create an inter-process channel.
374 #$d_pipe HAS_PIPE /**/
377 * This symbol, if defined, indicates that the poll routine is
378 * available to poll active file descriptors. You may safely
379 * include <poll.h> when this symbol is defined.
381 #$d_poll HAS_POLL /**/
384 * This symbol, if defined, indicates that the readdir routine is
385 * available to read directory entries. You may have to include
386 * <dirent.h>. See I_DIRENT.
388 #$d_readdir HAS_READDIR /**/
391 * This symbol, if defined, indicates that the seekdir routine is
392 * available. You may have to include <dirent.h>. See I_DIRENT.
394 #$d_seekdir HAS_SEEKDIR /**/
397 * This symbol, if defined, indicates that the telldir routine is
398 * available. You may have to include <dirent.h>. See I_DIRENT.
400 #$d_telldir HAS_TELLDIR /**/
403 * This symbol, if defined, indicates that the rewinddir routine is
404 * available. You may have to include <dirent.h>. See I_DIRENT.
406 #$d_rewinddir HAS_REWINDDIR /**/
409 * This symbol, if defined, indicates that the readlink routine is
410 * available to read the value of a symbolic link.
412 #$d_readlink HAS_READLINK /**/
415 * This symbol, if defined, indicates that the rename routine is available
416 * to rename files. Otherwise you should do the unlink(), link(), unlink()
419 #$d_rename HAS_RENAME /**/
422 * This symbol, if defined, indicates that the rmdir routine is
423 * available to remove directories. Otherwise you should fork off a
424 * new process to exec /bin/rmdir.
426 #$d_rmdir HAS_RMDIR /**/
429 * This symbol, if defined, indicates that the select routine is
430 * available to select active file descriptors. If the timeout field
431 * is used, <sys/time.h> may need to be included.
433 #$d_select HAS_SELECT /**/
436 * This symbol, if defined, indicates that the setegid routine is available
437 * to change the effective gid of the current program.
439 #$d_setegid HAS_SETEGID /**/
442 * This symbol, if defined, indicates that the seteuid routine is available
443 * to change the effective uid of the current program.
445 #$d_seteuid HAS_SETEUID /**/
448 * This symbol, if defined, indicates that the setlinebuf routine is
449 * available to change stderr or stdout from block-buffered or unbuffered
450 * to a line-buffered mode.
452 #$d_setlinebuf HAS_SETLINEBUF /**/
455 * This symbol, if defined, indicates that the setlocale routine is
456 * available to handle locale-specific ctype implementations.
458 #$d_setlocale HAS_SETLOCALE /**/
461 * This symbol, if defined, indicates that the setpgid(pid, gpid)
462 * routine is available to set process group ID.
464 #$d_setpgid HAS_SETPGID /**/
467 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
468 * routine is available to set the current process group.
470 #$d_setpgrp2 HAS_SETPGRP2 /**/
473 * This symbol, if defined, indicates that the setpriority routine is
474 * available to set a process's priority.
476 #$d_setprior HAS_SETPRIORITY /**/
479 * This symbol, if defined, indicates that the setregid routine is
480 * available to change the real and effective gid of the current
484 * This symbol, if defined, indicates that the setresgid routine is
485 * available to change the real, effective and saved gid of the current
488 #$d_setregid HAS_SETREGID /**/
489 #$d_setresgid HAS_SETRESGID /**/
492 * This symbol, if defined, indicates that the setreuid routine is
493 * available to change the real and effective uid of the current
497 * This symbol, if defined, indicates that the setresuid routine is
498 * available to change the real, effective and saved uid of the current
501 #$d_setreuid HAS_SETREUID /**/
502 #$d_setresuid HAS_SETRESUID /**/
505 * This symbol, if defined, indicates that the setrgid routine is available
506 * to change the real gid of the current program.
508 #$d_setrgid HAS_SETRGID /**/
511 * This symbol, if defined, indicates that the setruid routine is available
512 * to change the real uid of the current program.
514 #$d_setruid HAS_SETRUID /**/
517 * This symbol, if defined, indicates that the setsid routine is
518 * available to set the process group ID.
520 #$d_setsid HAS_SETSID /**/
523 * This symbol is defined to indicate that the strchr()/strrchr()
524 * functions are available for string searching. If not, try the
525 * index()/rindex() pair.
528 * This symbol is defined to indicate that the index()/rindex()
529 * functions are available for string searching.
531 #$d_strchr HAS_STRCHR /**/
532 #$d_index HAS_INDEX /**/
535 * This symbol, if defined, indicates that the strcoll routine is
536 * available to compare strings using collating information.
538 #$d_strcoll HAS_STRCOLL /**/
541 * This symbol, if defined, indicates that this C compiler knows how
542 * to copy structures. If undefined, you'll need to use a block copy
543 * routine of some sort instead.
545 #$d_strctcpy USE_STRUCT_COPY /**/
548 * This symbol, if defined, indicates that the strtod routine is
549 * available to provide better numeric string conversion than atof().
551 #$d_strtod HAS_STRTOD /**/
554 * This symbol, if defined, indicates that the strtol routine is available
555 * to provide better numeric string conversion than atoi() and friends.
557 #$d_strtol HAS_STRTOL /**/
560 * This symbol, if defined, indicates that the strxfrm() routine is
561 * available to transform strings.
563 #$d_strxfrm HAS_STRXFRM /**/
566 * This symbol, if defined, indicates that the symlink routine is available
567 * to create symbolic links.
569 #$d_symlink HAS_SYMLINK /**/
572 * This symbol, if defined, indicates that the syscall routine is
573 * available to call arbitrary system calls. If undefined, that's tough.
575 #$d_syscall HAS_SYSCALL /**/
578 * This symbol, if defined, indicates that sysconf() is available
579 * to determine system related limits and options.
581 #$d_sysconf HAS_SYSCONF /**/
584 * This symbol, if defined, indicates that the system routine is
585 * available to issue a shell command.
587 #$d_system HAS_SYSTEM /**/
590 * This symbol, if defined, indicates that the tcgetpgrp routine is
591 * available to get foreground process group ID.
593 #$d_tcgetpgrp HAS_TCGETPGRP /**/
596 * This symbol, if defined, indicates that the tcsetpgrp routine is
597 * available to set foreground process group ID.
599 #$d_tcsetpgrp HAS_TCSETPGRP /**/
602 * This symbol, if defined, indicates that the truncate routine is
603 * available to truncate files.
605 #$d_truncate HAS_TRUNCATE /**/
608 * This symbol, if defined, indicates that the tzname[] array is
609 * available to access timezone names.
611 #$d_tzname HAS_TZNAME /**/
614 * This symbol, if defined, indicates that the umask routine is
615 * available to set and get the value of the file creation mask.
617 #$d_umask HAS_UMASK /**/
620 * This symbol, if defined, indicates that the usleep routine is
621 * available to let the process sleep on a sub-second accuracy.
623 #$d_usleep HAS_USLEEP /**/
626 * This symbol, if defined, indicates that this C compiler knows about
627 * the volatile declaration.
629 #$d_volatile HASVOLATILE /**/
635 * This symbol, if defined, indicates that wait4() exists.
637 #$d_wait4 HAS_WAIT4 /**/
640 * This symbol, if defined, indicates that the waitpid routine is
641 * available to wait for child process.
643 #$d_waitpid HAS_WAITPID /**/
646 * This symbol, if defined, indicates that the wcstombs routine is
647 * available to convert wide character strings to multibyte strings.
649 #$d_wcstombs HAS_WCSTOMBS /**/
652 * This symbol, if defined, indicates that the wctomb routine is available
653 * to covert a wide character to a multibyte.
655 #$d_wctomb HAS_WCTOMB /**/
658 * This symbol, if defined, indicates to the C program that it should
659 * include <arpa/inet.h> to get inet_addr and friends declarations.
661 #$i_arpainet I_ARPA_INET /**/
664 * This symbol, if defined, indicates that <dbm.h> exists and should
668 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
669 * should be included.
672 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
675 * This symbol, if defined, indicates to the C program that it should
676 * include <dirent.h>. Using this symbol also triggers the definition
677 * of the Direntry_t define which ends up being 'struct dirent' or
678 * 'struct direct' depending on the availability of <dirent.h>.
681 * This symbol, if defined, indicates to the C program that the length
682 * of directory entry names is provided by a d_namlen field. Otherwise
683 * you need to do strlen() on the d_name field.
686 * This symbol is set to 'struct direct' or 'struct dirent' depending on
687 * whether dirent is available or not. You should use this pseudo type to
688 * portably declare your directory entries.
690 #$i_dirent I_DIRENT /**/
691 #$d_dirnamlen DIRNAMLEN /**/
692 #define Direntry_t $direntrytype
695 * This symbol, if defined, indicates that <dlfcn.h> exists and should
698 #$i_dlfcn I_DLFCN /**/
701 * This manifest constant tells the C program to include <fcntl.h>.
703 #$i_fcntl I_FCNTL /**/
706 * This symbol, if defined, indicates to the C program that it should
707 * include <float.h> to get definition of symbols like DBL_MAX or
708 * DBL_MIN, i.e. machine dependent floating point values.
710 #$i_float I_FLOAT /**/
713 * This symbol, if defined, indicates to the C program that it should
714 * include <limits.h> to get definition of symbols like WORD_BIT or
715 * LONG_MAX, i.e. machine dependant limitations.
717 #$i_limits I_LIMITS /**/
720 * This symbol, if defined, indicates to the C program that it should
721 * include <locale.h>.
723 #$i_locale I_LOCALE /**/
726 * This symbol, if defined, indicates to the C program that it should
732 * This symbol, if defined, indicates to the C program that it should
733 * include <memory.h>.
735 #$i_memory I_MEMORY /**/
738 * This symbol, if defined, indicates that <net/errno.h> exists and
739 * should be included.
741 #$i_neterrno I_NET_ERRNO /**/
744 * This symbol, if defined, indicates to the C program that it should
745 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
747 #$i_niin I_NETINET_IN /**/
750 * This symbol, if defined, indicates to the C program that it should
756 * This symbol, if defined, indicates that <stddef.h> exists and should
759 #$i_stddef I_STDDEF /**/
762 * This symbol, if defined, indicates that <stdlib.h> exists and should
765 #$i_stdlib I_STDLIB /**/
768 * This symbol, if defined, indicates to the C program that it should
769 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
771 #$i_string I_STRING /**/
774 * This symbol, if defined, indicates to the C program that it should
775 * include <sys/dir.h>.
777 #$i_sysdir I_SYS_DIR /**/
780 * This symbol, if defined, indicates to the C program that it should
781 * include <sys/file.h> to get definition of R_OK and friends.
783 #$i_sysfile I_SYS_FILE /**/
786 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
787 * be included. Otherwise, include <sgtty.h> or <termio.h>.
790 * This symbol, if defined, indicates the <sys/sockio.h> should be included
791 * to get socket ioctl options, like SIOCATMARK.
793 #$i_sysioctl I_SYS_IOCTL /**/
794 #$i_syssockio I_SYS_SOCKIO /**/
797 * This symbol, if defined, indicates to the C program that it should
798 * include <sys/ndir.h>.
800 #$i_sysndir I_SYS_NDIR /**/
803 * This symbol, if defined, indicates to the C program that it should
804 * include <sys/param.h>.
806 #$i_sysparam I_SYS_PARAM /**/
809 * This symbol, if defined, indicates to the C program that it should
810 * include <sys/resource.h>.
812 #$i_sysresrc I_SYS_RESOURCE /**/
815 * This symbol, if defined, indicates to the C program that it should
816 * include <sys/select.h> in order to get definition of struct timeval.
818 #$i_sysselct I_SYS_SELECT /**/
821 * This symbol, if defined, indicates to the C program that it should
822 * include <sys/stat.h>.
824 #$i_sysstat I_SYS_STAT /**/
827 * This symbol, if defined, indicates to the C program that it should
828 * include <sys/times.h>.
830 #$i_systimes I_SYS_TIMES /**/
833 * This symbol, if defined, indicates to the C program that it should
834 * include <sys/types.h>.
836 #$i_systypes I_SYS_TYPES /**/
839 * This symbol, if defined, indicates to the C program that it should
840 * include <sys/un.h> to get UNIX domain socket definitions.
842 #$i_sysun I_SYS_UN /**/
845 * This symbol, if defined, indicates to the C program that it should
846 * include <sys/wait.h>.
848 #$i_syswait I_SYS_WAIT /**/
851 * This symbol, if defined, indicates that the program should include
852 * <termio.h> rather than <sgtty.h>. There are also differences in
853 * the ioctl() calls that depend on the value of this symbol.
856 * This symbol, if defined, indicates that the program should include
857 * the POSIX termios.h rather than sgtty.h or termio.h.
858 * There are also differences in the ioctl() calls that depend on the
859 * value of this symbol.
862 * This symbol, if defined, indicates that the program should include
863 * <sgtty.h> rather than <termio.h>. There are also differences in
864 * the ioctl() calls that depend on the value of this symbol.
866 #$i_termio I_TERMIO /**/
867 #$i_termios I_TERMIOS /**/
868 #$i_sgtty I_SGTTY /**/
871 * This symbol, if defined, indicates to the C program that it should
872 * include <unistd.h>.
874 #$i_unistd I_UNISTD /**/
877 * This symbol, if defined, indicates to the C program that it should
880 #$i_utime I_UTIME /**/
883 * This symbol, if defined, indicates to the C program that it should
884 * include <values.h> to get definition of symbols like MINFLOAT or
885 * MAXLONG, i.e. machine dependant limitations. Probably, you
886 * should use <limits.h> instead, if it is available.
888 #$i_values I_VALUES /**/
891 * This symbol, if defined, indicates to the C program that it should
894 #$i_vfork I_VFORK /**/
897 * This symbol, if defined, indicates that the accessx routine is
898 * available to do extended access checks.
900 #$d_accessx HAS_ACCESSX /**/
903 * This symbol, if defined, indicates that the eaccess routine is
904 * available to do extended access checks.
906 #$d_eaccess HAS_EACCESS /**/
909 * This symbol, if defined, indicates to the C program that it should
910 * include <sys/access.h>.
912 #$i_sysaccess I_SYS_ACCESS /**/
915 * This symbol, if defined, indicates to the C program that it should
916 * include <sys/security.h>.
918 #$i_syssecrt I_SYS_SECURITY /**/
920 /* USE_CROSS_COMPILE:
921 * This symbol, if defined, indicates that Perl is being cross-compiled.
924 * This symbol, if defined, indicates the target architecture
925 * Perl has been cross-compiled to. Undefined if not a cross-compile.
927 #ifndef USE_CROSS_COMPILE
928 #$usecrosscompile USE_CROSS_COMPILE /**/
929 #define PERL_TARGETARCH "$targetarch" /**/
933 * This symbol contains the name of the operating system, as determined
934 * by Configure. You shouldn't rely on it too much; the specific
935 * feature tests from Configure are generally more reliable.
938 * This symbol contains the version of the operating system, as determined
939 * by Configure. You shouldn't rely on it too much; the specific
940 * feature tests from Configure are generally more reliable.
942 #define OSNAME "$osname" /**/
943 #define OSVERS "$osvers" /**/
946 * This symbol, if defined, signifies that the build
947 * process will produce some binary files that are going to be
948 * used in a cross-platform environment. This is the case for
949 * example with the NeXT "fat" binaries that contain executables
952 #$multiarch MULTIARCH /**/
955 * This symbol contains the number of bytes required to align a
956 * double, or a long double when applicable. Usual values are 2,
957 * 4 and 8. The default is eight, for safety.
959 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
960 # define MEM_ALIGNBYTES 8
962 #define MEM_ALIGNBYTES $alignbytes
966 * This variable, if defined, holds the name of the directory in
967 * which the user wants to put architecture-dependent public
968 * library files for $package. It is most often a local directory
969 * such as /usr/local/lib. Programs using this variable must be
970 * prepared to deal with filename expansion. If ARCHLIB is the
971 * same as PRIVLIB, it is not defined, since presumably the
972 * program already searches PRIVLIB.
975 * This symbol contains the ~name expanded version of ARCHLIB, to be used
976 * in programs that are not prepared to deal with ~ expansion at run-time.
978 #$d_archlib ARCHLIB "$archlib" /**/
979 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
982 * This symbol holds a string representing the architecture name.
983 * It may be used to construct an architecture-dependant pathname
984 * where library files may be held under a private library, for
987 #define ARCHNAME "$archname" /**/
990 * This symbol, if defined, indicates that the atolf routine is
991 * available to convert strings into long doubles.
993 #$d_atolf HAS_ATOLF /**/
996 * This symbol, if defined, indicates that the atoll routine is
997 * available to convert strings into long longs.
999 #$d_atoll HAS_ATOLL /**/
1002 * This symbol holds the path of the bin directory where the package will
1003 * be installed. Program must be prepared to deal with ~name substitution.
1006 * This symbol is the filename expanded version of the BIN symbol, for
1007 * programs that do not want to deal with that at run-time.
1009 /* PERL_RELOCATABLE_INC:
1010 * This symbol, if defined, indicates that we'd like to relocate entries
1011 * in @INC at run time based on the location of the perl binary.
1013 #define BIN "$bin" /**/
1014 #define BIN_EXP "$binexp" /**/
1015 #define PERL_RELOCATABLE_INC "$userelocatableinc" /**/
1018 * This symbol contains the value of sizeof(int) so that the C
1019 * preprocessor can make decisions based on it.
1022 * This symbol contains the value of sizeof(long) so that the C
1023 * preprocessor can make decisions based on it.
1026 * This symbol contains the value of sizeof(short) so that the C
1027 * preprocessor can make decisions based on it.
1029 #define INTSIZE $intsize /**/
1030 #define LONGSIZE $longsize /**/
1031 #define SHORTSIZE $shortsize /**/
1034 * This symbol holds the hexadecimal constant defined in byteorder,
1035 * in a UV, i.e. 0x1234 or 0x4321 or 0x12345678, etc...
1036 * If the compiler supports cross-compiling or multiple-architecture
1037 * binaries (eg. on NeXT systems), use compiler-defined macros to
1038 * determine the byte order.
1039 * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture
1040 * Binaries (MAB) on either big endian or little endian machines.
1041 * The endian-ness is available at compile-time. This only matters
1042 * for perl, where the config.h can be generated and installed on
1043 * one system, and used by a different architecture to build an
1044 * extension. Older versions of NeXT that might not have
1045 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
1046 * so the default case (for NeXT) is big endian to catch them.
1047 * This might matter for NeXT 3.0.
1049 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
1050 # ifdef __LITTLE_ENDIAN__
1052 # define BYTEORDER 0x1234
1055 # define BYTEORDER 0x12345678
1059 # ifdef __BIG_ENDIAN__
1061 # define BYTEORDER 0x4321
1064 # define BYTEORDER 0x87654321
1069 # if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__))
1070 # define BYTEORDER 0x4321
1073 #define BYTEORDER 0x$byteorder /* large digits for MSB */
1077 * This macro concatenates 2 tokens together.
1080 * This macro surrounds its token with double quotes.
1083 #define CAT2(a,b) a/**/b
1084 #define STRINGIFY(a) "a"
1085 /* If you can get stringification with catify, tell me how! */
1087 #if $cpp_stuff == 42
1088 #define PeRl_CaTiFy(a, b) a ## b
1089 #define PeRl_StGiFy(a) #a
1090 /* the additional level of indirection enables these macros to be
1091 * used as arguments to other macros. See K&R 2nd ed., page 231. */
1092 #define CAT2(a,b) PeRl_CaTiFy(a,b)
1093 #define StGiFy(a) PeRl_StGiFy(a)
1094 #define STRINGIFY(a) PeRl_StGiFy(a)
1096 #if $cpp_stuff != 1 && $cpp_stuff != 42
1097 # include "Bletch: How does this C preprocessor concatenate tokens?"
1101 * This symbol contains the first part of the string which will invoke
1102 * the C preprocessor on the standard input and produce to standard
1103 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
1104 * call a wrapper. See CPPRUN.
1107 * This symbol contains the second part of the string which will invoke
1108 * the C preprocessor on the standard input and produce to standard
1109 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
1110 * to specify standard input, otherwise the value is "".
1113 * This symbol contains the string which will invoke a C preprocessor on
1114 * the standard input and produce to standard output. It needs to end
1115 * with CPPLAST, after all other preprocessor flags have been specified.
1116 * The main difference with CPPSTDIN is that this program will never be a
1117 * pointer to a shell wrapper, i.e. it will be empty if no preprocessor is
1118 * available directly to the user. Note that it may well be different from
1119 * the preprocessor used to compile the C program.
1122 * This symbol is intended to be used along with CPPRUN in the same manner
1123 * symbol CPPMINUS is used with CPPSTDIN. It contains either "-" or "".
1125 #define CPPSTDIN "$cppstdin"
1126 #define CPPMINUS "$cppminus"
1127 #define CPPRUN "$cpprun"
1128 #define CPPLAST "$cpplast"
1131 * This symbol, if defined, indicates that the _fwalk system call is
1132 * available to apply a function to all the file handles.
1134 #$d__fwalk HAS__FWALK /**/
1137 * This manifest constant lets the C program know that the access()
1138 * system call is available to check for accessibility using real UID/GID.
1139 * (always present on UNIX.)
1141 #$d_access HAS_ACCESS /**/
1144 * This symbol, if defined, indicates that the aintl routine is
1145 * available. If copysignl is also present we can emulate modfl.
1147 #$d_aintl HAS_AINTL /**/
1150 * This symbol, if defined, indicates that the asctime_r routine
1151 * is available to asctime re-entrantly.
1154 * This symbol encodes the prototype of asctime_r.
1155 * It is zero if d_asctime_r is undef, and one of the
1156 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_asctime_r
1159 #$d_asctime_r HAS_ASCTIME_R /**/
1160 #define ASCTIME_R_PROTO $asctime_r_proto /**/
1162 /* HASATTRIBUTE_FORMAT:
1163 * Can we handle GCC attribute for checking printf-style formats
1165 /* HASATTRIBUTE_MALLOC:
1166 * Can we handle GCC attribute for malloc-style functions.
1168 /* HASATTRIBUTE_NONNULL:
1169 * Can we handle GCC attribute for nonnull function parms.
1171 /* HASATTRIBUTE_NORETURN:
1172 * Can we handle GCC attribute for functions that do not return
1174 /* HASATTRIBUTE_PURE:
1175 * Can we handle GCC attribute for pure functions
1177 /* HASATTRIBUTE_UNUSED:
1178 * Can we handle GCC attribute for unused variables and arguments
1180 /* HASATTRIBUTE_WARN_UNUSED_RESULT:
1181 * Can we handle GCC attribute for warning on unused results
1183 #$d_attribute_format HASATTRIBUTE_FORMAT /**/
1184 #$d_attribute_noreturn HASATTRIBUTE_NORETURN /**/
1185 #$d_attribute_malloc HASATTRIBUTE_MALLOC /**/
1186 #$d_attribute_nonnull HASATTRIBUTE_NONNULL /**/
1187 #$d_attribute_pure HASATTRIBUTE_PURE /**/
1188 #$d_attribute_unused HASATTRIBUTE_UNUSED /**/
1189 #$d_attribute_warn_unused_result HASATTRIBUTE_WARN_UNUSED_RESULT /**/
1191 /* HAS_BUILTIN_CHOOSE_EXPR:
1192 * Can we handle GCC builtin for compile-time ternary-like expressions
1194 /* HAS_BUILTIN_EXPECT:
1195 * Can we handle GCC builtin for telling that certain values are more
1198 #$d_builtin_expect HAS_BUILTIN_EXPECT /**/
1199 #$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/
1202 * This symbol is defined if the C compiler can cast negative
1203 * or large floating point numbers to 32-bit ints.
1205 #$d_casti32 CASTI32 /**/
1208 * This symbol is defined if the C compiler can cast negative
1209 * numbers to unsigned longs, ints and shorts.
1212 * This symbol contains flags that say what difficulties the compiler
1213 * has casting odd floating values to unsigned long:
1215 * 1 = couldn't cast < 0
1216 * 2 = couldn't cast >= 0x80000000
1217 * 4 = couldn't cast in argument expression list
1219 #$d_castneg CASTNEGFLOAT /**/
1220 #define CASTFLAGS $castflags /**/
1223 * This symbol, if defined, indicates that the class routine is
1224 * available to classify doubles. Available for example in AIX.
1225 * The returned values are defined in <float.h> and are:
1227 * FP_PLUS_NORM Positive normalized, nonzero
1228 * FP_MINUS_NORM Negative normalized, nonzero
1229 * FP_PLUS_DENORM Positive denormalized, nonzero
1230 * FP_MINUS_DENORM Negative denormalized, nonzero
1232 * FP_MINUS_ZERO -0.0
1235 * FP_NANS Signaling Not a Number (NaNS)
1236 * FP_NANQ Quiet Not a Number (NaNQ)
1238 #$d_class HAS_CLASS /**/
1241 * This symbol, if defined, indicates that the clearenv () routine is
1242 * available for use.
1244 #$d_clearenv HAS_CLEARENV /**/
1247 * This symbol, if defined, indicates that the closedir() routine
1248 * does not return a value.
1250 #$d_void_closedir VOID_CLOSEDIR /**/
1252 /* HAS_STRUCT_CMSGHDR:
1253 * This symbol, if defined, indicates that the struct cmsghdr
1256 #$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
1259 * This symbol, if defined, indicates that the copysignl routine is
1260 * available. If aintl is also present we can emulate modfl.
1262 #$d_copysignl HAS_COPYSIGNL /**/
1265 * This symbol, if defined, indicates that the crypt routine is available
1266 * to encrypt passwords and the like.
1268 #$d_crypt HAS_CRYPT /**/
1271 * This symbol, if defined, indicates that the crypt_r routine
1272 * is available to crypt re-entrantly.
1275 * This symbol encodes the prototype of crypt_r.
1276 * It is zero if d_crypt_r is undef, and one of the
1277 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_crypt_r
1280 #$d_crypt_r HAS_CRYPT_R /**/
1281 #define CRYPT_R_PROTO $crypt_r_proto /**/
1284 * This symbol, if defined, indicates that the C-shell exists.
1287 * This symbol, if defined, contains the full pathname of csh.
1289 #$d_csh HAS_CSH /**/
1291 #define CSH "$full_csh" /**/
1295 * This symbol, if defined, indicates that the ctermid_r routine
1296 * is available to ctermid re-entrantly.
1299 * This symbol encodes the prototype of ctermid_r.
1300 * It is zero if d_ctermid_r is undef, and one of the
1301 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctermid_r
1304 #$d_ctermid_r HAS_CTERMID_R /**/
1305 #define CTERMID_R_PROTO $ctermid_r_proto /**/
1308 * This symbol, if defined, indicates that the ctime_r routine
1309 * is available to ctime re-entrantly.
1312 * This symbol encodes the prototype of ctime_r.
1313 * It is zero if d_ctime_r is undef, and one of the
1314 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctime_r
1317 #$d_ctime_r HAS_CTIME_R /**/
1318 #define CTIME_R_PROTO $ctime_r_proto /**/
1320 /* HAS_DBMINIT_PROTO:
1321 * This symbol, if defined, indicates that the system provides
1322 * a prototype for the dbminit() function. Otherwise, it is up
1323 * to the program to supply one. A good guess is
1324 * extern int dbminit(char *);
1326 #$d_dbminitproto HAS_DBMINIT_PROTO /**/
1329 * This manifest constant lets the C program know that dirfd
1332 #$d_dirfd HAS_DIRFD /**/
1334 /* DLSYM_NEEDS_UNDERSCORE:
1335 * This symbol, if defined, indicates that we need to prepend an
1336 * underscore to the symbol name before calling dlsym(). This only
1337 * makes sense if you *have* dlsym, which we will presume is the
1338 * case if you're using dl_dlopen.xs.
1340 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
1342 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
1343 * This symbol, if defined, indicates that the bug that prevents
1344 * setuid scripts from being secure is not present in this kernel.
1347 * This symbol, if defined, indicates that the C program should
1348 * check the script that it is executing for setuid/setgid bits, and
1349 * attempt to emulate setuid/setgid on systems that have disabled
1350 * setuid #! scripts because the kernel can't do it securely.
1351 * It is up to the package designer to make sure that this emulation
1352 * is done securely. Among other things, it should do an fstat on
1353 * the script it just opened to make sure it really is a setuid/setgid
1354 * script, it should make sure the arguments passed correspond exactly
1355 * to the argument on the #! line, and it should not trust any
1356 * subprocesses to which it must pass the filename rather than the
1357 * file descriptor of the script to be executed.
1359 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
1360 #$d_dosuid DOSUID /**/
1363 * This symbol, if defined, indicates that the drand48_r routine
1364 * is available to drand48 re-entrantly.
1367 * This symbol encodes the prototype of drand48_r.
1368 * It is zero if d_drand48_r is undef, and one of the
1369 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_drand48_r
1372 #$d_drand48_r HAS_DRAND48_R /**/
1373 #define DRAND48_R_PROTO $drand48_r_proto /**/
1375 /* HAS_DRAND48_PROTO:
1376 * This symbol, if defined, indicates that the system provides
1377 * a prototype for the drand48() function. Otherwise, it is up
1378 * to the program to supply one. A good guess is
1379 * extern double drand48(void);
1381 #$d_drand48proto HAS_DRAND48_PROTO /**/
1384 * This symbol, if defined, indicates that the getgrent routine is
1385 * available for finalizing sequential access of the group database.
1387 #$d_endgrent HAS_ENDGRENT /**/
1390 * This symbol, if defined, indicates that the endgrent_r routine
1391 * is available to endgrent re-entrantly.
1393 /* ENDGRENT_R_PROTO:
1394 * This symbol encodes the prototype of endgrent_r.
1395 * It is zero if d_endgrent_r is undef, and one of the
1396 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endgrent_r
1399 #$d_endgrent_r HAS_ENDGRENT_R /**/
1400 #define ENDGRENT_R_PROTO $endgrent_r_proto /**/
1403 * This symbol, if defined, indicates that the endhostent() routine is
1404 * available to close whatever was being used for host queries.
1406 #$d_endhent HAS_ENDHOSTENT /**/
1408 /* HAS_ENDHOSTENT_R:
1409 * This symbol, if defined, indicates that the endhostent_r routine
1410 * is available to endhostent re-entrantly.
1412 /* ENDHOSTENT_R_PROTO:
1413 * This symbol encodes the prototype of endhostent_r.
1414 * It is zero if d_endhostent_r is undef, and one of the
1415 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endhostent_r
1418 #$d_endhostent_r HAS_ENDHOSTENT_R /**/
1419 #define ENDHOSTENT_R_PROTO $endhostent_r_proto /**/
1422 * This symbol, if defined, indicates that the endnetent() routine is
1423 * available to close whatever was being used for network queries.
1425 #$d_endnent HAS_ENDNETENT /**/
1428 * This symbol, if defined, indicates that the endnetent_r routine
1429 * is available to endnetent re-entrantly.
1431 /* ENDNETENT_R_PROTO:
1432 * This symbol encodes the prototype of endnetent_r.
1433 * It is zero if d_endnetent_r is undef, and one of the
1434 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endnetent_r
1437 #$d_endnetent_r HAS_ENDNETENT_R /**/
1438 #define ENDNETENT_R_PROTO $endnetent_r_proto /**/
1441 * This symbol, if defined, indicates that the endprotoent() routine is
1442 * available to close whatever was being used for protocol queries.
1444 #$d_endpent HAS_ENDPROTOENT /**/
1446 /* HAS_ENDPROTOENT_R:
1447 * This symbol, if defined, indicates that the endprotoent_r routine
1448 * is available to endprotoent re-entrantly.
1450 /* ENDPROTOENT_R_PROTO:
1451 * This symbol encodes the prototype of endprotoent_r.
1452 * It is zero if d_endprotoent_r is undef, and one of the
1453 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endprotoent_r
1456 #$d_endprotoent_r HAS_ENDPROTOENT_R /**/
1457 #define ENDPROTOENT_R_PROTO $endprotoent_r_proto /**/
1460 * This symbol, if defined, indicates that the getgrent routine is
1461 * available for finalizing sequential access of the passwd database.
1463 #$d_endpwent HAS_ENDPWENT /**/
1466 * This symbol, if defined, indicates that the endpwent_r routine
1467 * is available to endpwent re-entrantly.
1469 /* ENDPWENT_R_PROTO:
1470 * This symbol encodes the prototype of endpwent_r.
1471 * It is zero if d_endpwent_r is undef, and one of the
1472 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endpwent_r
1475 #$d_endpwent_r HAS_ENDPWENT_R /**/
1476 #define ENDPWENT_R_PROTO $endpwent_r_proto /**/
1479 * This symbol, if defined, indicates that the endservent() routine is
1480 * available to close whatever was being used for service queries.
1482 #$d_endsent HAS_ENDSERVENT /**/
1484 /* HAS_ENDSERVENT_R:
1485 * This symbol, if defined, indicates that the endservent_r routine
1486 * is available to endservent re-entrantly.
1488 /* ENDSERVENT_R_PROTO:
1489 * This symbol encodes the prototype of endservent_r.
1490 * It is zero if d_endservent_r is undef, and one of the
1491 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endservent_r
1494 #$d_endservent_r HAS_ENDSERVENT_R /**/
1495 #define ENDSERVENT_R_PROTO $endservent_r_proto /**/
1498 * This symbol, if defined, indicates that the "fast stdio"
1499 * is available to manipulate the stdio buffers directly.
1501 #$d_faststdio HAS_FAST_STDIO /**/
1504 * This symbol, if defined, indicates that the fchdir routine is
1505 * available to change directory using a file descriptor.
1507 #$d_fchdir HAS_FCHDIR /**/
1510 * This symbol, if defined, indicates that fcntl() can be used
1511 * for file locking. Normally on Unix systems this is defined.
1512 * It may be undefined on VMS.
1514 #$d_fcntl_can_lock FCNTL_CAN_LOCK /**/
1517 * This symbol, when defined, indicates presence of the fd_set typedef
1520 #$d_fd_set HAS_FD_SET /**/
1523 * This symbol, if defined, indicates that the finite routine is
1524 * available to check whether a double is finite (non-infinity non-NaN).
1526 #$d_finite HAS_FINITE /**/
1529 * This symbol, if defined, indicates that the finitel routine is
1530 * available to check whether a long double is finite
1531 * (non-infinity non-NaN).
1533 #$d_finitel HAS_FINITEL /**/
1536 * This symbol, if defined, indicates that the system supports filenames
1537 * longer than 14 characters.
1539 #$d_flexfnam FLEXFILENAMES /**/
1542 * This symbol, if defined, indicates that the system provides
1543 * a prototype for the flock() function. Otherwise, it is up
1544 * to the program to supply one. A good guess is
1545 * extern int flock(int, int);
1547 #$d_flockproto HAS_FLOCK_PROTO /**/
1550 * This symbol, if defined, indicates that the fp_class routine is
1551 * available to classify doubles. Available for example in Digital UNIX.
1552 * The returned values are defined in <math.h> and are:
1554 * FP_SNAN Signaling NaN (Not-a-Number)
1555 * FP_QNAN Quiet NaN (Not-a-Number)
1556 * FP_POS_INF +infinity
1557 * FP_NEG_INF -infinity
1558 * FP_POS_NORM Positive normalized
1559 * FP_NEG_NORM Negative normalized
1560 * FP_POS_DENORM Positive denormalized
1561 * FP_NEG_DENORM Negative denormalized
1562 * FP_POS_ZERO +0.0 (positive zero)
1563 * FP_NEG_ZERO -0.0 (negative zero)
1565 #$d_fp_class HAS_FP_CLASS /**/
1568 * This symbol, if defined, indicates that the fpclass routine is
1569 * available to classify doubles. Available for example in Solaris/SVR4.
1570 * The returned values are defined in <ieeefp.h> and are:
1572 * FP_SNAN signaling NaN
1574 * FP_NINF negative infinity
1575 * FP_PINF positive infinity
1576 * FP_NDENORM negative denormalized non-zero
1577 * FP_PDENORM positive denormalized non-zero
1578 * FP_NZERO negative zero
1579 * FP_PZERO positive zero
1580 * FP_NNORM negative normalized non-zero
1581 * FP_PNORM positive normalized non-zero
1583 #$d_fpclass HAS_FPCLASS /**/
1586 * This symbol, if defined, indicates that the fpclassify routine is
1587 * available to classify doubles. Available for example in HP-UX.
1588 * The returned values are defined in <math.h> and are
1590 * FP_NORMAL Normalized
1592 * FP_INFINITE Infinity
1593 * FP_SUBNORMAL Denormalized
1597 #$d_fpclassify HAS_FPCLASSIFY /**/
1600 * This symbol, if defined, indicates that the fpclassl routine is
1601 * available to classify long doubles. Available for example in IRIX.
1602 * The returned values are defined in <ieeefp.h> and are:
1604 * FP_SNAN signaling NaN
1606 * FP_NINF negative infinity
1607 * FP_PINF positive infinity
1608 * FP_NDENORM negative denormalized non-zero
1609 * FP_PDENORM positive denormalized non-zero
1610 * FP_NZERO negative zero
1611 * FP_PZERO positive zero
1612 * FP_NNORM negative normalized non-zero
1613 * FP_PNORM positive normalized non-zero
1615 #$d_fpclassl HAS_FPCLASSL /**/
1618 * This symbol will be defined if the C compiler supports fpos64_t.
1620 #$d_fpos64_t HAS_FPOS64_T /**/
1623 * This symbol, if defined, indicates that the frexpl routine is
1624 * available to break a long double floating-point number into
1625 * a normalized fraction and an integral power of 2.
1627 #$d_frexpl HAS_FREXPL /**/
1629 /* HAS_STRUCT_FS_DATA:
1630 * This symbol, if defined, indicates that the struct fs_data
1631 * to do statfs() is supported.
1633 #$d_fs_data_s HAS_STRUCT_FS_DATA /**/
1636 * This symbol, if defined, indicates that the fseeko routine is
1637 * available to fseek beyond 32 bits (useful for ILP32 hosts).
1639 #$d_fseeko HAS_FSEEKO /**/
1642 * This symbol, if defined, indicates that the fstatfs routine is
1643 * available to stat filesystems by file descriptors.
1645 #$d_fstatfs HAS_FSTATFS /**/
1648 * This symbol, if defined, indicates that the fsync routine is
1649 * available to write a file's modified data and attributes to
1650 * permanent storage.
1652 #$d_fsync HAS_FSYNC /**/
1655 * This symbol, if defined, indicates that the ftello routine is
1656 * available to ftell beyond 32 bits (useful for ILP32 hosts).
1658 #$d_ftello HAS_FTELLO /**/
1661 * This symbol, if defined, indicates that the futimes routine is
1662 * available to change file descriptor time stamps with struct timevals.
1664 #$d_futimes HAS_FUTIMES /**/
1667 * This preprocessor macro is defined to convert a floating point
1668 * number to a string without a trailing decimal point. This
1669 * emulates the behavior of sprintf("%g"), but is sometimes much more
1670 * efficient. If gconvert() is not available, but gcvt() drops the
1671 * trailing decimal point, then gcvt() is used. If all else fails,
1672 * a macro using sprintf("%g") is used. Arguments for the Gconvert
1673 * macro are: value, number of digits, whether trailing zeros should
1674 * be retained, and the output buffer.
1675 * The usual values are:
1676 * d_Gconvert='gconvert((x),(n),(t),(b))'
1677 * d_Gconvert='gcvt((x),(n),(b))'
1678 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
1679 * The last two assume trailing zeros should not be kept.
1681 #define Gconvert(x,n,t,b) $d_Gconvert
1684 * This symbol, if defined, indicates that the getcwd routine is
1685 * available to get the current working directory.
1687 #$d_getcwd HAS_GETCWD /**/
1690 * This symbol, if defined, indicates that the getespwnam system call is
1691 * available to retrieve enchanced (shadow) password entries by name.
1693 #$d_getespwnam HAS_GETESPWNAM /**/
1696 * This symbol, if defined, indicates that the getfsstat routine is
1697 * available to stat filesystems in bulk.
1699 #$d_getfsstat HAS_GETFSSTAT /**/
1702 * This symbol, if defined, indicates that the getgrent routine is
1703 * available for sequential access of the group database.
1705 #$d_getgrent HAS_GETGRENT /**/
1708 * This symbol, if defined, indicates that the getgrent_r routine
1709 * is available to getgrent re-entrantly.
1711 /* GETGRENT_R_PROTO:
1712 * This symbol encodes the prototype of getgrent_r.
1713 * It is zero if d_getgrent_r is undef, and one of the
1714 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrent_r
1717 #$d_getgrent_r HAS_GETGRENT_R /**/
1718 #define GETGRENT_R_PROTO $getgrent_r_proto /**/
1721 * This symbol, if defined, indicates that the getgrgid_r routine
1722 * is available to getgrgid re-entrantly.
1724 /* GETGRGID_R_PROTO:
1725 * This symbol encodes the prototype of getgrgid_r.
1726 * It is zero if d_getgrgid_r is undef, and one of the
1727 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrgid_r
1730 #$d_getgrgid_r HAS_GETGRGID_R /**/
1731 #define GETGRGID_R_PROTO $getgrgid_r_proto /**/
1734 * This symbol, if defined, indicates that the getgrnam_r routine
1735 * is available to getgrnam re-entrantly.
1737 /* GETGRNAM_R_PROTO:
1738 * This symbol encodes the prototype of getgrnam_r.
1739 * It is zero if d_getgrnam_r is undef, and one of the
1740 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrnam_r
1743 #$d_getgrnam_r HAS_GETGRNAM_R /**/
1744 #define GETGRNAM_R_PROTO $getgrnam_r_proto /**/
1746 /* HAS_GETHOSTBYADDR:
1747 * This symbol, if defined, indicates that the gethostbyaddr() routine is
1748 * available to look up hosts by their IP addresses.
1750 #$d_gethbyaddr HAS_GETHOSTBYADDR /**/
1752 /* HAS_GETHOSTBYNAME:
1753 * This symbol, if defined, indicates that the gethostbyname() routine is
1754 * available to look up host names in some data base or other.
1756 #$d_gethbyname HAS_GETHOSTBYNAME /**/
1759 * This symbol, if defined, indicates that the gethostent() routine is
1760 * available to look up host names in some data base or another.
1762 #$d_gethent HAS_GETHOSTENT /**/
1765 * This symbol, if defined, indicates that the C program may use the
1766 * gethostname() routine to derive the host name. See also HAS_UNAME
1770 * This symbol, if defined, indicates that the C program may use the
1771 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
1775 * This symbol, if defined, indicates the command to feed to the
1776 * popen() routine to derive the host name. See also HAS_GETHOSTNAME
1777 * and HAS_UNAME. Note that the command uses a fully qualified path,
1778 * so that it is safe even if used by a process with super-user
1782 * This symbol, if defined, indicates that the C program may use the
1783 * contents of PHOSTNAME as a command to feed to the popen() routine
1784 * to derive the host name.
1786 #$d_gethname HAS_GETHOSTNAME /**/
1787 #$d_uname HAS_UNAME /**/
1788 #$d_phostname HAS_PHOSTNAME /**/
1789 #ifdef HAS_PHOSTNAME
1790 #define PHOSTNAME "$aphostname" /* How to get the host name */
1793 /* HAS_GETHOSTBYADDR_R:
1794 * This symbol, if defined, indicates that the gethostbyaddr_r routine
1795 * is available to gethostbyaddr re-entrantly.
1797 /* GETHOSTBYADDR_R_PROTO:
1798 * This symbol encodes the prototype of gethostbyaddr_r.
1799 * It is zero if d_gethostbyaddr_r is undef, and one of the
1800 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyaddr_r
1803 #$d_gethostbyaddr_r HAS_GETHOSTBYADDR_R /**/
1804 #define GETHOSTBYADDR_R_PROTO $gethostbyaddr_r_proto /**/
1806 /* HAS_GETHOSTBYNAME_R:
1807 * This symbol, if defined, indicates that the gethostbyname_r routine
1808 * is available to gethostbyname re-entrantly.
1810 /* GETHOSTBYNAME_R_PROTO:
1811 * This symbol encodes the prototype of gethostbyname_r.
1812 * It is zero if d_gethostbyname_r is undef, and one of the
1813 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyname_r
1816 #$d_gethostbyname_r HAS_GETHOSTBYNAME_R /**/
1817 #define GETHOSTBYNAME_R_PROTO $gethostbyname_r_proto /**/
1819 /* HAS_GETHOSTENT_R:
1820 * This symbol, if defined, indicates that the gethostent_r routine
1821 * is available to gethostent re-entrantly.
1823 /* GETHOSTENT_R_PROTO:
1824 * This symbol encodes the prototype of gethostent_r.
1825 * It is zero if d_gethostent_r is undef, and one of the
1826 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostent_r
1829 #$d_gethostent_r HAS_GETHOSTENT_R /**/
1830 #define GETHOSTENT_R_PROTO $gethostent_r_proto /**/
1832 /* HAS_GETHOST_PROTOS:
1833 * This symbol, if defined, indicates that <netdb.h> includes
1834 * prototypes for gethostent(), gethostbyname(), and
1835 * gethostbyaddr(). Otherwise, it is up to the program to guess
1836 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1838 #$d_gethostprotos HAS_GETHOST_PROTOS /**/
1841 * This symbol, if defined, indicates that the getitimer routine is
1842 * available to return interval timers.
1844 #$d_getitimer HAS_GETITIMER /**/
1847 * This symbol, if defined, indicates that the getlogin_r routine
1848 * is available to getlogin re-entrantly.
1850 /* GETLOGIN_R_PROTO:
1851 * This symbol encodes the prototype of getlogin_r.
1852 * It is zero if d_getlogin_r is undef, and one of the
1853 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getlogin_r
1856 #$d_getlogin_r HAS_GETLOGIN_R /**/
1857 #define GETLOGIN_R_PROTO $getlogin_r_proto /**/
1860 * This symbol, if defined, indicates that the getmnt routine is
1861 * available to get filesystem mount info by filename.
1863 #$d_getmnt HAS_GETMNT /**/
1866 * This symbol, if defined, indicates that the getmntent routine is
1867 * available to iterate through mounted file systems to get their info.
1869 #$d_getmntent HAS_GETMNTENT /**/
1871 /* HAS_GETNETBYADDR:
1872 * This symbol, if defined, indicates that the getnetbyaddr() routine is
1873 * available to look up networks by their IP addresses.
1875 #$d_getnbyaddr HAS_GETNETBYADDR /**/
1877 /* HAS_GETNETBYNAME:
1878 * This symbol, if defined, indicates that the getnetbyname() routine is
1879 * available to look up networks by their names.
1881 #$d_getnbyname HAS_GETNETBYNAME /**/
1884 * This symbol, if defined, indicates that the getnetent() routine is
1885 * available to look up network names in some data base or another.
1887 #$d_getnent HAS_GETNETENT /**/
1889 /* HAS_GETNETBYADDR_R:
1890 * This symbol, if defined, indicates that the getnetbyaddr_r routine
1891 * is available to getnetbyaddr re-entrantly.
1893 /* GETNETBYADDR_R_PROTO:
1894 * This symbol encodes the prototype of getnetbyaddr_r.
1895 * It is zero if d_getnetbyaddr_r is undef, and one of the
1896 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyaddr_r
1899 #$d_getnetbyaddr_r HAS_GETNETBYADDR_R /**/
1900 #define GETNETBYADDR_R_PROTO $getnetbyaddr_r_proto /**/
1902 /* HAS_GETNETBYNAME_R:
1903 * This symbol, if defined, indicates that the getnetbyname_r routine
1904 * is available to getnetbyname re-entrantly.
1906 /* GETNETBYNAME_R_PROTO:
1907 * This symbol encodes the prototype of getnetbyname_r.
1908 * It is zero if d_getnetbyname_r is undef, and one of the
1909 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyname_r
1912 #$d_getnetbyname_r HAS_GETNETBYNAME_R /**/
1913 #define GETNETBYNAME_R_PROTO $getnetbyname_r_proto /**/
1916 * This symbol, if defined, indicates that the getnetent_r routine
1917 * is available to getnetent re-entrantly.
1919 /* GETNETENT_R_PROTO:
1920 * This symbol encodes the prototype of getnetent_r.
1921 * It is zero if d_getnetent_r is undef, and one of the
1922 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetent_r
1925 #$d_getnetent_r HAS_GETNETENT_R /**/
1926 #define GETNETENT_R_PROTO $getnetent_r_proto /**/
1928 /* HAS_GETNET_PROTOS:
1929 * This symbol, if defined, indicates that <netdb.h> includes
1930 * prototypes for getnetent(), getnetbyname(), and
1931 * getnetbyaddr(). Otherwise, it is up to the program to guess
1932 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1934 #$d_getnetprotos HAS_GETNET_PROTOS /**/
1937 * This symbol, if defined, indicates that the getpagesize system call
1938 * is available to get system page size, which is the granularity of
1939 * many memory management calls.
1941 #$d_getpagsz HAS_GETPAGESIZE /**/
1944 * This symbol, if defined, indicates that the getprotoent() routine is
1945 * available to look up protocols in some data base or another.
1947 #$d_getpent HAS_GETPROTOENT /**/
1950 * This symbol, if defined, indicates that the getpgrp routine is
1951 * available to get the current process group.
1954 * This symbol, if defined, indicates that getpgrp needs one
1955 * arguments whereas USG one needs none.
1957 #$d_getpgrp HAS_GETPGRP /**/
1958 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
1960 /* HAS_GETPROTOBYNAME:
1961 * This symbol, if defined, indicates that the getprotobyname()
1962 * routine is available to look up protocols by their name.
1964 /* HAS_GETPROTOBYNUMBER:
1965 * This symbol, if defined, indicates that the getprotobynumber()
1966 * routine is available to look up protocols by their number.
1968 #$d_getpbyname HAS_GETPROTOBYNAME /**/
1969 #$d_getpbynumber HAS_GETPROTOBYNUMBER /**/
1971 /* HAS_GETPROTOBYNAME_R:
1972 * This symbol, if defined, indicates that the getprotobyname_r routine
1973 * is available to getprotobyname re-entrantly.
1975 /* GETPROTOBYNAME_R_PROTO:
1976 * This symbol encodes the prototype of getprotobyname_r.
1977 * It is zero if d_getprotobyname_r is undef, and one of the
1978 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobyname_r
1981 #$d_getprotobyname_r HAS_GETPROTOBYNAME_R /**/
1982 #define GETPROTOBYNAME_R_PROTO $getprotobyname_r_proto /**/
1984 /* HAS_GETPROTOBYNUMBER_R:
1985 * This symbol, if defined, indicates that the getprotobynumber_r routine
1986 * is available to getprotobynumber re-entrantly.
1988 /* GETPROTOBYNUMBER_R_PROTO:
1989 * This symbol encodes the prototype of getprotobynumber_r.
1990 * It is zero if d_getprotobynumber_r is undef, and one of the
1991 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobynumber_r
1994 #$d_getprotobynumber_r HAS_GETPROTOBYNUMBER_R /**/
1995 #define GETPROTOBYNUMBER_R_PROTO $getprotobynumber_r_proto /**/
1997 /* HAS_GETPROTOENT_R:
1998 * This symbol, if defined, indicates that the getprotoent_r routine
1999 * is available to getprotoent re-entrantly.
2001 /* GETPROTOENT_R_PROTO:
2002 * This symbol encodes the prototype of getprotoent_r.
2003 * It is zero if d_getprotoent_r is undef, and one of the
2004 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotoent_r
2007 #$d_getprotoent_r HAS_GETPROTOENT_R /**/
2008 #define GETPROTOENT_R_PROTO $getprotoent_r_proto /**/
2010 /* HAS_GETPROTO_PROTOS:
2011 * This symbol, if defined, indicates that <netdb.h> includes
2012 * prototypes for getprotoent(), getprotobyname(), and
2013 * getprotobyaddr(). Otherwise, it is up to the program to guess
2014 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
2016 #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/
2019 * This symbol, if defined, indicates that the getprpwnam system call is
2020 * available to retrieve protected (shadow) password entries by name.
2022 #$d_getprpwnam HAS_GETPRPWNAM /**/
2025 * This symbol, if defined, indicates that the getpwent routine is
2026 * available for sequential access of the passwd database.
2027 * If this is not available, the older getpw() function may be available.
2029 #$d_getpwent HAS_GETPWENT /**/
2032 * This symbol, if defined, indicates that the getpwent_r routine
2033 * is available to getpwent re-entrantly.
2035 /* GETPWENT_R_PROTO:
2036 * This symbol encodes the prototype of getpwent_r.
2037 * It is zero if d_getpwent_r is undef, and one of the
2038 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwent_r
2041 #$d_getpwent_r HAS_GETPWENT_R /**/
2042 #define GETPWENT_R_PROTO $getpwent_r_proto /**/
2045 * This symbol, if defined, indicates that the getpwnam_r routine
2046 * is available to getpwnam re-entrantly.
2048 /* GETPWNAM_R_PROTO:
2049 * This symbol encodes the prototype of getpwnam_r.
2050 * It is zero if d_getpwnam_r is undef, and one of the
2051 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwnam_r
2054 #$d_getpwnam_r HAS_GETPWNAM_R /**/
2055 #define GETPWNAM_R_PROTO $getpwnam_r_proto /**/
2058 * This symbol, if defined, indicates that the getpwuid_r routine
2059 * is available to getpwuid re-entrantly.
2061 /* GETPWUID_R_PROTO:
2062 * This symbol encodes the prototype of getpwuid_r.
2063 * It is zero if d_getpwuid_r is undef, and one of the
2064 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwuid_r
2067 #$d_getpwuid_r HAS_GETPWUID_R /**/
2068 #define GETPWUID_R_PROTO $getpwuid_r_proto /**/
2071 * This symbol, if defined, indicates that the getservent() routine is
2072 * available to look up network services in some data base or another.
2074 #$d_getsent HAS_GETSERVENT /**/
2076 /* HAS_GETSERVBYNAME_R:
2077 * This symbol, if defined, indicates that the getservbyname_r routine
2078 * is available to getservbyname re-entrantly.
2080 /* GETSERVBYNAME_R_PROTO:
2081 * This symbol encodes the prototype of getservbyname_r.
2082 * It is zero if d_getservbyname_r is undef, and one of the
2083 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyname_r
2086 #$d_getservbyname_r HAS_GETSERVBYNAME_R /**/
2087 #define GETSERVBYNAME_R_PROTO $getservbyname_r_proto /**/
2089 /* HAS_GETSERVBYPORT_R:
2090 * This symbol, if defined, indicates that the getservbyport_r routine
2091 * is available to getservbyport re-entrantly.
2093 /* GETSERVBYPORT_R_PROTO:
2094 * This symbol encodes the prototype of getservbyport_r.
2095 * It is zero if d_getservbyport_r is undef, and one of the
2096 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyport_r
2099 #$d_getservbyport_r HAS_GETSERVBYPORT_R /**/
2100 #define GETSERVBYPORT_R_PROTO $getservbyport_r_proto /**/
2102 /* HAS_GETSERVENT_R:
2103 * This symbol, if defined, indicates that the getservent_r routine
2104 * is available to getservent re-entrantly.
2106 /* GETSERVENT_R_PROTO:
2107 * This symbol encodes the prototype of getservent_r.
2108 * It is zero if d_getservent_r is undef, and one of the
2109 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservent_r
2112 #$d_getservent_r HAS_GETSERVENT_R /**/
2113 #define GETSERVENT_R_PROTO $getservent_r_proto /**/
2115 /* HAS_GETSERV_PROTOS:
2116 * This symbol, if defined, indicates that <netdb.h> includes
2117 * prototypes for getservent(), getservbyname(), and
2118 * getservbyaddr(). Otherwise, it is up to the program to guess
2119 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
2121 #$d_getservprotos HAS_GETSERV_PROTOS /**/
2124 * This symbol, if defined, indicates that the getspnam system call is
2125 * available to retrieve SysV shadow password entries by name.
2127 #$d_getspnam HAS_GETSPNAM /**/
2130 * This symbol, if defined, indicates that the getspnam_r routine
2131 * is available to getspnam re-entrantly.
2133 /* GETSPNAM_R_PROTO:
2134 * This symbol encodes the prototype of getspnam_r.
2135 * It is zero if d_getspnam_r is undef, and one of the
2136 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getspnam_r
2139 #$d_getspnam_r HAS_GETSPNAM_R /**/
2140 #define GETSPNAM_R_PROTO $getspnam_r_proto /**/
2142 /* HAS_GETSERVBYNAME:
2143 * This symbol, if defined, indicates that the getservbyname()
2144 * routine is available to look up services by their name.
2146 /* HAS_GETSERVBYPORT:
2147 * This symbol, if defined, indicates that the getservbyport()
2148 * routine is available to look up services by their port.
2150 #$d_getsbyname HAS_GETSERVBYNAME /**/
2151 #$d_getsbyport HAS_GETSERVBYPORT /**/
2154 * This symbol, if defined, indicates that the gmtime_r routine
2155 * is available to gmtime re-entrantly.
2158 * This symbol encodes the prototype of gmtime_r.
2159 * It is zero if d_gmtime_r is undef, and one of the
2160 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gmtime_r
2163 #$d_gmtime_r HAS_GMTIME_R /**/
2164 #define GMTIME_R_PROTO $gmtime_r_proto /**/
2167 * This symbol, if defined, indicates to the C program that
2168 * the GNU C library is being used. A better check is to use
2169 * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc.
2171 #$d_gnulibc HAS_GNULIBC /**/
2172 #if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)
2173 # define _GNU_SOURCE
2176 * This symbol, if defined, indicates that the hasmntopt routine is
2177 * available to query the mount options of file systems.
2179 #$d_hasmntopt HAS_HASMNTOPT /**/
2182 * This symbol, if defined, indicates that the htonl() routine (and
2183 * friends htons() ntohl() ntohs()) are available to do network
2184 * order byte swapping.
2187 * This symbol, if defined, indicates that the htons() routine (and
2188 * friends htonl() ntohl() ntohs()) are available to do network
2189 * order byte swapping.
2192 * This symbol, if defined, indicates that the ntohl() routine (and
2193 * friends htonl() htons() ntohs()) are available to do network
2194 * order byte swapping.
2197 * This symbol, if defined, indicates that the ntohs() routine (and
2198 * friends htonl() htons() ntohl()) are available to do network
2199 * order byte swapping.
2201 #$d_htonl HAS_HTONL /**/
2202 #$d_htonl HAS_HTONS /**/
2203 #$d_htonl HAS_NTOHL /**/
2204 #$d_htonl HAS_NTOHS /**/
2207 * This symbol, if defined, indicates that the ilogbl routine is
2208 * available. If scalbnl is also present we can emulate frexpl.
2210 #$d_ilogbl HAS_ILOGBL /**/
2213 * This symbol will defined if the C compiler supports int64_t.
2214 * Usually the <inttypes.h> needs to be included, but sometimes
2215 * <sys/types.h> is enough.
2217 #$d_int64_t HAS_INT64_T /**/
2220 * This manifest constant lets the C program know that isascii
2223 #$d_isascii HAS_ISASCII /**/
2226 * This symbol, if defined, indicates that the isfinite routine is
2227 * available to check whether a double is finite (non-infinity non-NaN).
2229 #$d_isfinite HAS_ISFINITE /**/
2232 * This symbol, if defined, indicates that the isinf routine is
2233 * available to check whether a double is an infinity.
2235 #$d_isinf HAS_ISINF /**/
2238 * This symbol, if defined, indicates that the isnan routine is
2239 * available to check whether a double is a NaN.
2241 #$d_isnan HAS_ISNAN /**/
2244 * This symbol, if defined, indicates that the isnanl routine is
2245 * available to check whether a long double is a NaN.
2247 #$d_isnanl HAS_ISNANL /**/
2250 * This symbol, if defined, indicates that the lchown routine is
2251 * available to operate on a symbolic link (instead of following the
2254 #$d_lchown HAS_LCHOWN /**/
2257 * This symbol, if defined, indicates that this system's <float.h>
2258 * or <limits.h> defines the symbol LDBL_DIG, which is the number
2259 * of significant digits in a long double precision number. Unlike
2260 * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined.
2262 #$d_ldbl_dig HAS_LDBL_DIG /* */
2264 /* LIBM_LIB_VERSION:
2265 * This symbol, if defined, indicates that libm exports _LIB_VERSION
2266 * and that math.h defines the enum to manipulate it.
2268 #$d_libm_lib_version LIBM_LIB_VERSION /**/
2271 * This symbol, if defined, indicates that the localtime_r routine
2272 * is available to localtime re-entrantly.
2274 /* LOCALTIME_R_PROTO:
2275 * This symbol encodes the prototype of localtime_r.
2276 * It is zero if d_localtime_r is undef, and one of the
2277 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_localtime_r
2280 #$d_localtime_r HAS_LOCALTIME_R /**/
2281 #define LOCALTIME_R_PROTO $localtime_r_proto /**/
2284 * This symbol will be defined if the C compiler supports long
2288 * This symbol contains the size of a long double, so that the
2289 * C preprocessor can make decisions based on it. It is only
2290 * defined if the system supports long doubles.
2292 #$d_longdbl HAS_LONG_DOUBLE /**/
2293 #ifdef HAS_LONG_DOUBLE
2294 #define LONG_DOUBLESIZE $longdblsize /**/
2298 * This symbol will be defined if the C compiler supports long long.
2301 * This symbol contains the size of a long long, so that the
2302 * C preprocessor can make decisions based on it. It is only
2303 * defined if the system supports long long.
2305 #$d_longlong HAS_LONG_LONG /**/
2306 #ifdef HAS_LONG_LONG
2307 #define LONGLONGSIZE $longlongsize /**/
2311 * This symbol, if defined, indicates that the system provides
2312 * a prototype for the lseek() function. Otherwise, it is up
2313 * to the program to supply one. A good guess is
2314 * extern off_t lseek(int, off_t, int);
2316 #$d_lseekproto HAS_LSEEK_PROTO /**/
2319 * This symbol, if defined, indicates that the madvise system call is
2320 * available to map a file into memory.
2322 #$d_madvise HAS_MADVISE /**/
2325 * This symbol, if defined, indicates that the malloc_size
2326 * routine is available for use.
2328 #$d_malloc_size HAS_MALLOC_SIZE /**/
2330 /* HAS_MALLOC_GOOD_SIZE:
2331 * This symbol, if defined, indicates that the malloc_good_size
2332 * routine is available for use.
2334 #$d_malloc_good_size HAS_MALLOC_GOOD_SIZE /**/
2337 * This symbol, if defined, indicates that the memchr routine is available
2338 * to locate characters within a C string.
2340 #$d_memchr HAS_MEMCHR /**/
2343 * This symbol, if defined, indicates that the mkdtemp routine is
2344 * available to exclusively create a uniquely named temporary directory.
2346 #$d_mkdtemp HAS_MKDTEMP /**/
2349 * This symbol, if defined, indicates that the mkstemp routine is
2350 * available to exclusively create and open a uniquely named
2353 #$d_mkstemp HAS_MKSTEMP /**/
2356 * This symbol, if defined, indicates that the mkstemps routine is
2357 * available to excluslvely create and open a uniquely named
2358 * (with a suffix) temporary file.
2360 #$d_mkstemps HAS_MKSTEMPS /**/
2363 * This symbol, if defined, indicates that the mmap system call is
2364 * available to map a file into memory.
2367 * This symbol holds the return type of the mmap() system call
2368 * (and simultaneously the type of the first argument).
2369 * Usually set to 'void *' or 'cadd_t'.
2371 #$d_mmap HAS_MMAP /**/
2372 #define Mmap_t $mmaptype /**/
2375 * This symbol, if defined, indicates that the modfl routine is
2376 * available to split a long double x into a fractional part f and
2377 * an integer part i such that |f| < 1.0 and (f + i) = x.
2380 * This symbol, if defined, indicates that the system provides
2381 * a prototype for the modfl() function. Otherwise, it is up
2382 * to the program to supply one.
2384 /* HAS_MODFL_POW32_BUG:
2385 * This symbol, if defined, indicates that the modfl routine is
2386 * broken for long doubles >= pow(2, 32).
2387 * For example from 4294967303.150000 one would get 4294967302.000000
2388 * and 1.150000. The bug has been seen in certain versions of glibc,
2389 * release 2.2.2 is known to be okay.
2391 #$d_modfl HAS_MODFL /**/
2392 #$d_modflproto HAS_MODFL_PROTO /**/
2393 #$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/
2396 * This symbol, if defined, indicates that the mprotect system call is
2397 * available to modify the access protection of a memory mapped file.
2399 #$d_mprotect HAS_MPROTECT /**/
2402 * This symbol, if defined, indicates that the entire msg*(2) library is
2403 * supported (IPC mechanism based on message queues).
2405 #$d_msg HAS_MSG /**/
2407 /* HAS_STRUCT_MSGHDR:
2408 * This symbol, if defined, indicates that the struct msghdr
2411 #$d_msghdr_s HAS_STRUCT_MSGHDR /**/
2414 * This symbol, if defined, indicates that the nl_langinfo routine is
2415 * available to return local data. You will also need <langinfo.h>
2416 * and therefore I_LANGINFO.
2418 #$d_nl_langinfo HAS_NL_LANGINFO /**/
2421 * This symbol will be defined if the C compiler supports off64_t.
2423 #$d_off64_t HAS_OFF64_T /**/
2426 * This manifest constant lets the C program know that the three
2427 * argument form of open(2) is available.
2429 #$d_open3 HAS_OPEN3 /**/
2432 * This symbol is defined if PROCSELFEXE_PATH is a symlink
2433 * to the absolute pathname of the executing program.
2435 /* PROCSELFEXE_PATH:
2436 * If HAS_PROCSELFEXE is defined this symbol is the filename
2437 * of the symbolic link pointing to the absolute pathname of
2438 * the executing program.
2440 #$d_procselfexe HAS_PROCSELFEXE /**/
2441 #if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH)
2442 #define PROCSELFEXE_PATH $procselfexe /**/
2445 /* OLD_PTHREAD_CREATE_JOINABLE:
2446 * This symbol, if defined, indicates how to create pthread
2447 * in joinable (aka undetached) state. NOTE: not defined
2448 * if pthread.h already has defined PTHREAD_CREATE_JOINABLE
2449 * (the new version of the constant).
2450 * If defined, known values are PTHREAD_CREATE_UNDETACHED
2453 #$d_old_pthread_create_joinable OLD_PTHREAD_CREATE_JOINABLE $old_pthread_create_joinable /**/
2455 /* HAS_PTHREAD_ATFORK:
2456 * This symbol, if defined, indicates that the pthread_atfork routine
2457 * is available to setup fork handlers.
2459 #$d_pthread_atfork HAS_PTHREAD_ATFORK /**/
2461 /* HAS_PTHREAD_ATTR_SETSCOPE:
2462 * This symbol, if defined, indicates that the pthread_attr_setscope
2463 * system call is available to set the contention scope attribute of
2464 * a thread attribute object.
2466 #$d_pthread_attr_setscope HAS_PTHREAD_ATTR_SETSCOPE /**/
2468 /* HAS_PTHREAD_YIELD:
2469 * This symbol, if defined, indicates that the pthread_yield
2470 * routine is available to yield the execution of the current
2471 * thread. sched_yield is preferable to pthread_yield.
2474 * This symbol defines the way to yield the execution of
2475 * the current thread. Known ways are sched_yield,
2476 * pthread_yield, and pthread_yield with NULL.
2479 * This symbol, if defined, indicates that the sched_yield
2480 * routine is available to yield the execution of the current
2481 * thread. sched_yield is preferable to pthread_yield.
2483 #$d_pthread_yield HAS_PTHREAD_YIELD /**/
2484 #define SCHED_YIELD $sched_yield /**/
2485 #$d_sched_yield HAS_SCHED_YIELD /**/
2488 * This symbol, if defined, indicates that the random_r routine
2489 * is available to random re-entrantly.
2492 * This symbol encodes the prototype of random_r.
2493 * It is zero if d_random_r is undef, and one of the
2494 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_random_r
2497 #$d_random_r HAS_RANDOM_R /**/
2498 #define RANDOM_R_PROTO $random_r_proto /**/
2501 * This symbol, if defined, indicates that the readdir64_r routine
2502 * is available to readdir64 re-entrantly.
2504 /* READDIR64_R_PROTO:
2505 * This symbol encodes the prototype of readdir64_r.
2506 * It is zero if d_readdir64_r is undef, and one of the
2507 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir64_r
2510 #$d_readdir64_r HAS_READDIR64_R /**/
2511 #define READDIR64_R_PROTO $readdir64_r_proto /**/
2514 * This symbol, if defined, indicates that the readdir_r routine
2515 * is available to readdir re-entrantly.
2518 * This symbol encodes the prototype of readdir_r.
2519 * It is zero if d_readdir_r is undef, and one of the
2520 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir_r
2523 #$d_readdir_r HAS_READDIR_R /**/
2524 #define READDIR_R_PROTO $readdir_r_proto /**/
2527 * This symbol, if defined, indicates that the readv routine is
2528 * available to do gather reads. You will also need <sys/uio.h>
2529 * and there I_SYSUIO.
2531 #$d_readv HAS_READV /**/
2534 * This symbol, if defined, indicates that the recvmsg routine is
2535 * available to send structured socket messages.
2537 #$d_recvmsg HAS_RECVMSG /**/
2540 * This symbol, if defined, indicates that the bcopy routine is available
2541 * to copy potentially overlapping memory blocks. Normally, you should
2542 * probably use memmove() or memcpy(). If neither is defined, roll your
2545 #$d_safebcpy HAS_SAFE_BCOPY /**/
2548 * This symbol, if defined, indicates that the memcpy routine is available
2549 * to copy potentially overlapping memory blocks. If you need to
2550 * copy overlapping memory blocks, you should check HAS_MEMMOVE and
2551 * use memmove() instead, if available.
2553 #$d_safemcpy HAS_SAFE_MEMCPY /**/
2556 * This symbol, if defined, indicates that the memcmp routine is available
2557 * and can be used to compare relative magnitudes of chars with their high
2558 * bits set. If it is not defined, roll your own version.
2560 #$d_sanemcmp HAS_SANE_MEMCMP /**/
2563 * This symbol, if defined, indicates that the system provides
2564 * a prototype for the sbrk() function. Otherwise, it is up
2565 * to the program to supply one. Good guesses are
2566 * extern void* sbrk(int);
2567 * extern void* sbrk(size_t);
2569 #$d_sbrkproto HAS_SBRK_PROTO /**/
2572 * This symbol, if defined, indicates that the scalbnl routine is
2573 * available. If ilogbl is also present we can emulate frexpl.
2575 #$d_scalbnl HAS_SCALBNL /**/
2578 * This symbol, if defined, indicates that the entire sem*(2) library is
2581 #$d_sem HAS_SEM /**/
2584 * This symbol, if defined, indicates that the sendmsg routine is
2585 * available to send structured socket messages.
2587 #$d_sendmsg HAS_SENDMSG /**/
2590 * This symbol, if defined, indicates that the setgrent routine is
2591 * available for initializing sequential access of the group database.
2593 #$d_setgrent HAS_SETGRENT /**/
2596 * This symbol, if defined, indicates that the setgrent_r routine
2597 * is available to setgrent re-entrantly.
2599 /* SETGRENT_R_PROTO:
2600 * This symbol encodes the prototype of setgrent_r.
2601 * It is zero if d_setgrent_r is undef, and one of the
2602 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setgrent_r
2605 #$d_setgrent_r HAS_SETGRENT_R /**/
2606 #define SETGRENT_R_PROTO $setgrent_r_proto /**/
2609 * This symbol, if defined, indicates that the setgroups() routine is
2610 * available to set the list of process groups. If unavailable, multiple
2611 * groups are probably not supported.
2613 #$d_setgrps HAS_SETGROUPS /**/
2616 * This symbol, if defined, indicates that the sethostent() routine is
2619 #$d_sethent HAS_SETHOSTENT /**/
2621 /* HAS_SETHOSTENT_R:
2622 * This symbol, if defined, indicates that the sethostent_r routine
2623 * is available to sethostent re-entrantly.
2625 /* SETHOSTENT_R_PROTO:
2626 * This symbol encodes the prototype of sethostent_r.
2627 * It is zero if d_sethostent_r is undef, and one of the
2628 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_sethostent_r
2631 #$d_sethostent_r HAS_SETHOSTENT_R /**/
2632 #define SETHOSTENT_R_PROTO $sethostent_r_proto /**/
2635 * This symbol, if defined, indicates that the setitimer routine is
2636 * available to set interval timers.
2638 #$d_setitimer HAS_SETITIMER /**/
2641 * This symbol, if defined, indicates that the setlocale_r routine
2642 * is available to setlocale re-entrantly.
2644 /* SETLOCALE_R_PROTO:
2645 * This symbol encodes the prototype of setlocale_r.
2646 * It is zero if d_setlocale_r is undef, and one of the
2647 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setlocale_r
2650 #$d_setlocale_r HAS_SETLOCALE_R /**/
2651 #define SETLOCALE_R_PROTO $setlocale_r_proto /**/
2654 * This symbol, if defined, indicates that the setnetent() routine is
2657 #$d_setnent HAS_SETNETENT /**/
2660 * This symbol, if defined, indicates that the setnetent_r routine
2661 * is available to setnetent re-entrantly.
2663 /* SETNETENT_R_PROTO:
2664 * This symbol encodes the prototype of setnetent_r.
2665 * It is zero if d_setnetent_r is undef, and one of the
2666 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setnetent_r
2669 #$d_setnetent_r HAS_SETNETENT_R /**/
2670 #define SETNETENT_R_PROTO $setnetent_r_proto /**/
2673 * This symbol, if defined, indicates that the setprotoent() routine is
2676 #$d_setpent HAS_SETPROTOENT /**/
2679 * This symbol, if defined, indicates that the setpgrp routine is
2680 * available to set the current process group.
2683 * This symbol, if defined, indicates that setpgrp needs two
2684 * arguments whereas USG one needs none. See also HAS_SETPGID
2685 * for a POSIX interface.
2687 #$d_setpgrp HAS_SETPGRP /**/
2688 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
2690 /* HAS_SETPROCTITLE:
2691 * This symbol, if defined, indicates that the setproctitle routine is
2692 * available to set process title.
2694 #$d_setproctitle HAS_SETPROCTITLE /**/
2696 /* HAS_SETPROTOENT_R:
2697 * This symbol, if defined, indicates that the setprotoent_r routine
2698 * is available to setprotoent re-entrantly.
2700 /* SETPROTOENT_R_PROTO:
2701 * This symbol encodes the prototype of setprotoent_r.
2702 * It is zero if d_setprotoent_r is undef, and one of the
2703 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setprotoent_r
2706 #$d_setprotoent_r HAS_SETPROTOENT_R /**/
2707 #define SETPROTOENT_R_PROTO $setprotoent_r_proto /**/
2710 * This symbol, if defined, indicates that the setpwent routine is
2711 * available for initializing sequential access of the passwd database.
2713 #$d_setpwent HAS_SETPWENT /**/
2716 * This symbol, if defined, indicates that the setpwent_r routine
2717 * is available to setpwent re-entrantly.
2719 /* SETPWENT_R_PROTO:
2720 * This symbol encodes the prototype of setpwent_r.
2721 * It is zero if d_setpwent_r is undef, and one of the
2722 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setpwent_r
2725 #$d_setpwent_r HAS_SETPWENT_R /**/
2726 #define SETPWENT_R_PROTO $setpwent_r_proto /**/
2729 * This symbol, if defined, indicates that the setservent() routine is
2732 #$d_setsent HAS_SETSERVENT /**/
2734 /* HAS_SETSERVENT_R:
2735 * This symbol, if defined, indicates that the setservent_r routine
2736 * is available to setservent re-entrantly.
2738 /* SETSERVENT_R_PROTO:
2739 * This symbol encodes the prototype of setservent_r.
2740 * It is zero if d_setservent_r is undef, and one of the
2741 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setservent_r
2744 #$d_setservent_r HAS_SETSERVENT_R /**/
2745 #define SETSERVENT_R_PROTO $setservent_r_proto /**/
2748 * This symbol, if defined, indicates that the setvbuf routine is
2749 * available to change buffering on an open stdio stream.
2750 * to a line-buffered mode.
2752 #$d_setvbuf HAS_SETVBUF /**/
2755 * This symbol, if defined, indicates that sfio should
2758 #$d_sfio USE_SFIO /**/
2761 * This symbol, if defined, indicates that the entire shm*(2) library is
2764 #$d_shm HAS_SHM /**/
2767 * This symbol holds the return type of the shmat() system call.
2768 * Usually set to 'void *' or 'char *'.
2770 /* HAS_SHMAT_PROTOTYPE:
2771 * This symbol, if defined, indicates that the sys/shm.h includes
2772 * a prototype for shmat(). Otherwise, it is up to the program to
2773 * guess one. Shmat_t shmat(int, Shmat_t, int) is a good guess,
2774 * but not always right so it should be emitted by the program only
2775 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
2777 #define Shmat_t $shmattype /**/
2778 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
2781 * This symbol, if defined, indicates that Vr4's sigaction() routine
2784 #$d_sigaction HAS_SIGACTION /**/
2787 * This symbol, if defined, indicates that the sigprocmask
2788 * system call is available to examine or change the signal mask
2789 * of the calling process.
2791 #$d_sigprocmask HAS_SIGPROCMASK /**/
2794 * This variable indicates to the C program that the sigsetjmp()
2795 * routine is available to save the calling process's registers
2796 * and stack environment for later use by siglongjmp(), and
2797 * to optionally save the process's signal mask. See
2798 * Sigjmp_buf, Sigsetjmp, and Siglongjmp.
2801 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
2804 * This macro is used in the same way as sigsetjmp(), but will invoke
2805 * traditional setjmp() if sigsetjmp isn't available.
2806 * See HAS_SIGSETJMP.
2809 * This macro is used in the same way as siglongjmp(), but will invoke
2810 * traditional longjmp() if siglongjmp isn't available.
2811 * See HAS_SIGSETJMP.
2813 #$d_sigsetjmp HAS_SIGSETJMP /**/
2814 #ifdef HAS_SIGSETJMP
2815 #define Sigjmp_buf sigjmp_buf
2816 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
2817 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
2819 #define Sigjmp_buf jmp_buf
2820 #define Sigsetjmp(buf,save_mask) setjmp((buf))
2821 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
2824 /* USE_SITECUSTOMIZE:
2825 * This symbol, if defined, indicates that sitecustomize should
2828 #ifndef USE_SITECUSTOMIZE
2829 #$usesitecustomize USE_SITECUSTOMIZE /**/
2833 * This symbol, if defined, indicates that the snprintf () library
2834 * function is available for use.
2837 * This symbol, if defined, indicates that the vsnprintf () library
2838 * function is available for use.
2840 #$d_snprintf HAS_SNPRINTF /**/
2841 #$d_vsnprintf HAS_VSNPRINTF /**/
2844 * This symbol, if defined, indicates that the sockatmark routine is
2845 * available to test whether a socket is at the out-of-band mark.
2847 #$d_sockatmark HAS_SOCKATMARK /**/
2849 /* HAS_SOCKATMARK_PROTO:
2850 * This symbol, if defined, indicates that the system provides
2851 * a prototype for the sockatmark() function. Otherwise, it is up
2852 * to the program to supply one. A good guess is
2853 * extern int sockatmark(int);
2855 #$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/
2858 * This symbol, if defined, indicates that the BSD socket interface is
2862 * This symbol, if defined, indicates that the BSD socketpair() call is
2866 * This symbol, if defined, indicates that the MSG_CTRUNC is supported.
2867 * Checking just with #ifdef might not be enough because this symbol
2868 * has been known to be an enum.
2870 /* HAS_MSG_DONTROUTE:
2871 * This symbol, if defined, indicates that the MSG_DONTROUTE is supported.
2872 * Checking just with #ifdef might not be enough because this symbol
2873 * has been known to be an enum.
2876 * This symbol, if defined, indicates that the MSG_OOB is supported.
2877 * Checking just with #ifdef might not be enough because this symbol
2878 * has been known to be an enum.
2881 * This symbol, if defined, indicates that the MSG_PEEK is supported.
2882 * Checking just with #ifdef might not be enough because this symbol
2883 * has been known to be an enum.
2886 * This symbol, if defined, indicates that the MSG_PROXY is supported.
2887 * Checking just with #ifdef might not be enough because this symbol
2888 * has been known to be an enum.
2891 * This symbol, if defined, indicates that the SCM_RIGHTS is supported.
2892 * Checking just with #ifdef might not be enough because this symbol
2893 * has been known to be an enum.
2895 #$d_socket HAS_SOCKET /**/
2896 #$d_sockpair HAS_SOCKETPAIR /**/
2897 #$d_msg_ctrunc HAS_MSG_CTRUNC /**/
2898 #$d_msg_dontroute HAS_MSG_DONTROUTE /**/
2899 #$d_msg_oob HAS_MSG_OOB /**/
2900 #$d_msg_peek HAS_MSG_PEEK /**/
2901 #$d_msg_proxy HAS_MSG_PROXY /**/
2902 #$d_scm_rights HAS_SCM_RIGHTS /**/
2905 * This symbol, if defined, indicates that the socks5_init routine is
2906 * available to initialize SOCKS 5.
2908 #$d_socks5_init HAS_SOCKS5_INIT /**/
2910 /* SPRINTF_RETURNS_STRLEN:
2911 * This variable defines whether sprintf returns the length of the string
2912 * (as per the ANSI spec). Some C libraries retain compatibility with
2913 * pre-ANSI C and return a pointer to the passed in buffer; for these
2914 * this variable will be undef.
2916 #$d_sprintf_returns_strlen SPRINTF_RETURNS_STRLEN /**/
2919 * This symbol, if defined, indicates that the sqrtl routine is
2920 * available to do long double square roots.
2922 #$d_sqrtl HAS_SQRTL /**/
2925 * This symbol, if defined, indicates that the srand48_r routine
2926 * is available to srand48 re-entrantly.
2929 * This symbol encodes the prototype of srand48_r.
2930 * It is zero if d_srand48_r is undef, and one of the
2931 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srand48_r
2934 #$d_srand48_r HAS_SRAND48_R /**/
2935 #define SRAND48_R_PROTO $srand48_r_proto /**/
2938 * This symbol, if defined, indicates that the srandom_r routine
2939 * is available to srandom re-entrantly.
2942 * This symbol encodes the prototype of srandom_r.
2943 * It is zero if d_srandom_r is undef, and one of the
2944 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srandom_r
2947 #$d_srandom_r HAS_SRANDOM_R /**/
2948 #define SRANDOM_R_PROTO $srandom_r_proto /**/
2950 /* HAS_SETRESGID_PROTO:
2951 * This symbol, if defined, indicates that the system provides
2952 * a prototype for the setresgid() function. Otherwise, it is up
2953 * to the program to supply one. Good guesses are
2954 * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid);
2956 #$d_sresgproto HAS_SETRESGID_PROTO /**/
2958 /* HAS_SETRESUID_PROTO:
2959 * This symbol, if defined, indicates that the system provides
2960 * a prototype for the setresuid() function. Otherwise, it is up
2961 * to the program to supply one. Good guesses are
2962 * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2964 #$d_sresuproto HAS_SETRESUID_PROTO /**/
2967 * This symbol is defined if this system has a stat structure declaring
2968 * st_blksize and st_blocks.
2970 #ifndef USE_STAT_BLOCKS
2971 #$d_statblks USE_STAT_BLOCKS /**/
2974 /* HAS_STRUCT_STATFS_F_FLAGS:
2975 * This symbol, if defined, indicates that the struct statfs
2976 * does have the f_flags member containing the mount flags of
2977 * the filesystem containing the file.
2978 * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
2979 * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
2980 * have statfs() and struct statfs, they have ustat() and getmnt()
2981 * with struct ustat and struct fs_data.
2983 #$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/
2985 /* HAS_STRUCT_STATFS:
2986 * This symbol, if defined, indicates that the struct statfs
2987 * to do statfs() is supported.
2989 #$d_statfs_s HAS_STRUCT_STATFS /**/
2992 * This symbol, if defined, indicates that the fstatvfs routine is
2993 * available to stat filesystems by file descriptors.
2995 #$d_fstatvfs HAS_FSTATVFS /**/
2998 * This symbol is defined if the _ptr and _cnt fields (or similar)
2999 * of the stdio FILE structure can be used to access the stdio buffer
3000 * for a file handle. If this is defined, then the FILE_ptr(fp)
3001 * and FILE_cnt(fp) macros will also be defined and should be used
3002 * to access these fields.
3005 * This macro is used to access the _ptr field (or equivalent) of the
3006 * FILE structure pointed to by its argument. This macro will always be
3007 * defined if USE_STDIO_PTR is defined.
3009 /* STDIO_PTR_LVALUE:
3010 * This symbol is defined if the FILE_ptr macro can be used as an
3014 * This macro is used to access the _cnt field (or equivalent) of the
3015 * FILE structure pointed to by its argument. This macro will always be
3016 * defined if USE_STDIO_PTR is defined.
3018 /* STDIO_CNT_LVALUE:
3019 * This symbol is defined if the FILE_cnt macro can be used as an
3022 /* STDIO_PTR_LVAL_SETS_CNT:
3023 * This symbol is defined if using the FILE_ptr macro as an lvalue
3024 * to increase the pointer by n has the side effect of decreasing the
3025 * value of File_cnt(fp) by n.
3027 /* STDIO_PTR_LVAL_NOCHANGE_CNT:
3028 * This symbol is defined if using the FILE_ptr macro as an lvalue
3029 * to increase the pointer by n leaves File_cnt(fp) unchanged.
3031 #$d_stdstdio USE_STDIO_PTR /**/
3032 #ifdef USE_STDIO_PTR
3033 #define FILE_ptr(fp) $stdio_ptr
3034 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
3035 #define FILE_cnt(fp) $stdio_cnt
3036 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
3037 #$d_stdio_ptr_lval_sets_cnt STDIO_PTR_LVAL_SETS_CNT /**/
3038 #$d_stdio_ptr_lval_nochange_cnt STDIO_PTR_LVAL_NOCHANGE_CNT /**/
3042 * This symbol is defined if the _base field (or similar) of the
3043 * stdio FILE structure can be used to access the stdio buffer for
3044 * a file handle. If this is defined, then the FILE_base(fp) macro
3045 * will also be defined and should be used to access this field.
3046 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
3047 * to determine the number of bytes in the buffer. USE_STDIO_BASE
3048 * will never be defined unless USE_STDIO_PTR is.
3051 * This macro is used to access the _base field (or equivalent) of the
3052 * FILE structure pointed to by its argument. This macro will always be
3053 * defined if USE_STDIO_BASE is defined.
3056 * This macro is used to determine the number of bytes in the I/O
3057 * buffer pointed to by _base field (or equivalent) of the FILE
3058 * structure pointed to its argument. This macro will always be defined
3059 * if USE_STDIO_BASE is defined.
3061 #$d_stdiobase USE_STDIO_BASE /**/
3062 #ifdef USE_STDIO_BASE
3063 #define FILE_base(fp) $stdio_base
3064 #define FILE_bufsiz(fp) $stdio_bufsiz
3068 * This symbol, if defined, indicates that the strerror routine is
3069 * available to translate error numbers to strings. See the writeup
3070 * of Strerror() in this file before you try to define your own.
3073 * This symbol, if defined, indicates that the sys_errlist array is
3074 * available to translate error numbers to strings. The extern int
3075 * sys_nerr gives the size of that table.
3078 * This preprocessor symbol is defined as a macro if strerror() is
3079 * not available to translate error numbers to strings but sys_errlist[]
3082 #$d_strerror HAS_STRERROR /**/
3083 #$d_syserrlst HAS_SYS_ERRLIST /**/
3084 #define Strerror(e) $d_strerrm
3087 * This symbol, if defined, indicates that the strerror_r routine
3088 * is available to strerror re-entrantly.
3090 /* STRERROR_R_PROTO:
3091 * This symbol encodes the prototype of strerror_r.
3092 * It is zero if d_strerror_r is undef, and one of the
3093 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_strerror_r
3096 #$d_strerror_r HAS_STRERROR_R /**/
3097 #define STRERROR_R_PROTO $strerror_r_proto /**/
3100 * This symbol, if defined, indicates that the strftime routine is
3101 * available to do time formatting.
3103 #$d_strftime HAS_STRFTIME /**/
3106 * This symbol, if defined, indicates that the strlcat () routine is
3107 * available to do string concatenation.
3109 #$d_strlcat HAS_STRLCAT /**/
3112 * This symbol, if defined, indicates that the strlcpy () routine is
3113 * available to do string copying.
3115 #$d_strlcpy HAS_STRLCPY /**/
3118 * This symbol, if defined, indicates that the strtold routine is
3119 * available to convert strings to long doubles.
3121 #$d_strtold HAS_STRTOLD /**/
3124 * This symbol, if defined, indicates that the strtoll routine is
3125 * available to convert strings to long longs.
3127 #$d_strtoll HAS_STRTOLL /**/
3130 * This symbol, if defined, indicates that the strtoq routine is
3131 * available to convert strings to long longs (quads).
3133 #$d_strtoq HAS_STRTOQ /**/
3136 * This symbol, if defined, indicates that the strtoul routine is
3137 * available to provide conversion of strings to unsigned long.
3139 #$d_strtoul HAS_STRTOUL /**/
3142 * This symbol, if defined, indicates that the strtoull routine is
3143 * available to convert strings to unsigned long longs.
3145 #$d_strtoull HAS_STRTOULL /**/
3148 * This symbol, if defined, indicates that the strtouq routine is
3149 * available to convert strings to unsigned long longs (quads).
3151 #$d_strtouq HAS_STRTOUQ /**/
3153 /* HAS_SYSCALL_PROTO:
3154 * This symbol, if defined, indicates that the system provides
3155 * a prototype for the syscall() function. Otherwise, it is up
3156 * to the program to supply one. Good guesses are
3157 * extern int syscall(int, ...);
3158 * extern int syscall(long, ...);
3160 #$d_syscallproto HAS_SYSCALL_PROTO /**/
3162 /* HAS_TELLDIR_PROTO:
3163 * This symbol, if defined, indicates that the system provides
3164 * a prototype for the telldir() function. Otherwise, it is up
3165 * to the program to supply one. A good guess is
3166 * extern long telldir(DIR*);
3168 #$d_telldirproto HAS_TELLDIR_PROTO /**/
3171 * This symbol, if defined, indicates that the time() routine exists.
3174 * This symbol holds the type returned by time(). It can be long,
3175 * or time_t on BSD sites (in which case <sys/types.h> should be
3178 #$d_time HAS_TIME /**/
3179 #define Time_t $timetype /* Time type */
3182 * This symbol, if defined, indicates that the times() routine exists.
3183 * Note that this became obsolete on some systems (SUNOS), which now
3184 * use getrusage(). It may be necessary to include <sys/times.h>.
3186 #$d_times HAS_TIMES /**/
3189 * This symbol, if defined, indicates that the tmpnam_r routine
3190 * is available to tmpnam re-entrantly.
3193 * This symbol encodes the prototype of tmpnam_r.
3194 * It is zero if d_tmpnam_r is undef, and one of the
3195 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_tmpnam_r
3198 #$d_tmpnam_r HAS_TMPNAM_R /**/
3199 #define TMPNAM_R_PROTO $tmpnam_r_proto /**/
3202 * This symbol, if defined, indicates that the ttyname_r routine
3203 * is available to ttyname re-entrantly.
3206 * This symbol encodes the prototype of ttyname_r.
3207 * It is zero if d_ttyname_r is undef, and one of the
3208 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ttyname_r
3211 #$d_ttyname_r HAS_TTYNAME_R /**/
3212 #define TTYNAME_R_PROTO $ttyname_r_proto /**/
3214 /* U32_ALIGNMENT_REQUIRED:
3215 * This symbol, if defined, indicates that you must access
3216 * character data through U32-aligned pointers.
3218 #ifndef U32_ALIGNMENT_REQUIRED
3219 #$d_u32align U32_ALIGNMENT_REQUIRED /**/
3223 * This symbol, if defined, indicates that the ualarm routine is
3224 * available to do alarms with microsecond granularity.
3226 #$d_ualarm HAS_UALARM /**/
3229 * This symbol, if defined, indicates that the union semun is
3230 * defined by including <sys/sem.h>. If not, the user code
3231 * probably needs to define it as:
3234 * struct semid_ds *buf;
3235 * unsigned short *array;
3238 /* USE_SEMCTL_SEMUN:
3239 * This symbol, if defined, indicates that union semun is
3240 * used for semctl IPC_STAT.
3242 /* USE_SEMCTL_SEMID_DS:
3243 * This symbol, if defined, indicates that struct semid_ds * is
3244 * used for semctl IPC_STAT.
3246 #$d_union_semun HAS_UNION_SEMUN /**/
3247 #$d_semctl_semun USE_SEMCTL_SEMUN /**/
3248 #$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/
3251 * This symbol, if defined, indicates that the unordered routine is
3252 * available to check whether two doubles are unordered
3253 * (effectively: whether either of them is NaN)
3255 #$d_unordered HAS_UNORDERED /**/
3258 * This symbol, if defined, indicates that the unsetenv () routine is
3259 * available for use.
3261 #$d_unsetenv HAS_UNSETENV /**/
3263 /* HAS_USLEEP_PROTO:
3264 * This symbol, if defined, indicates that the system provides
3265 * a prototype for the usleep() function. Otherwise, it is up
3266 * to the program to supply one. A good guess is
3267 * extern int usleep(useconds_t);
3269 #$d_usleepproto HAS_USLEEP_PROTO /**/
3272 * This symbol, if defined, indicates that the ustat system call is
3273 * available to query file system statistics by dev_t.
3275 #$d_ustat HAS_USTAT /**/
3278 * This symbol, if defined, indicates that vfork() exists.
3280 #$d_vfork HAS_VFORK /**/
3283 * This symbol's value is either "void" or "int", corresponding to the
3284 * appropriate return type of a signal handler. Thus, you can declare
3285 * a signal handler using "Signal_t (*handler)()", and define the
3286 * handler using "Signal_t handler(sig)".
3288 #define Signal_t $signal_t /* Signal handler's return type */
3291 * This symbol, if defined, indicates that the vprintf routine is available
3292 * to printf with a pointer to an argument list. If unavailable, you
3293 * may need to write your own, probably in terms of _doprnt().
3295 /* USE_CHAR_VSPRINTF:
3296 * This symbol is defined if this system has vsprintf() returning type
3297 * (char*). The trend seems to be to declare it as "int vsprintf()". It
3298 * is up to the package author to declare vsprintf correctly based on the
3301 #$d_vprintf HAS_VPRINTF /**/
3302 #$d_charvspr USE_CHAR_VSPRINTF /**/
3305 * This symbol, if defined, indicates that the writev routine is
3306 * available to do scatter writes.
3308 #$d_writev HAS_WRITEV /**/
3310 /* USE_DYNAMIC_LOADING:
3311 * This symbol, if defined, indicates that dynamic loading of
3312 * some sort is available.
3314 #$usedl USE_DYNAMIC_LOADING /**/
3317 * This symbol contains the size of a double, so that the C preprocessor
3318 * can make decisions based on it.
3320 #define DOUBLESIZE $doublesize /**/
3323 * This symbol, if defined, indicates that this system uses
3326 #$ebcdic EBCDIC /**/
3329 * This symbol, if defined, tells that fflush(NULL) does flush
3330 * all pending stdio output.
3333 * This symbol, if defined, tells that to flush
3334 * all pending stdio output one must loop through all
3335 * the stdio file handles stored in an array and fflush them.
3336 * Note that if fflushNULL is defined, fflushall will not
3337 * even be probed for and will be left undefined.
3339 #$fflushNULL FFLUSH_NULL /**/
3340 #$fflushall FFLUSH_ALL /**/
3343 * This symbol holds the type used to declare file positions in libc.
3344 * It can be fpos_t, long, uint, etc... It may be necessary to include
3345 * <sys/types.h> to get any typedef'ed information.
3347 #define Fpos_t $fpostype /* File position type */
3350 * This symbol defines the format string used for printing a Gid_t.
3352 #define Gid_t_f $gidformat /**/
3355 * This symbol holds the signedess of a Gid_t.
3356 * 1 for unsigned, -1 for signed.
3358 #define Gid_t_sign $gidsign /* GID sign */
3361 * This symbol holds the size of a Gid_t in bytes.
3363 #define Gid_t_size $gidsize /* GID size */
3366 * This symbol holds the return type of getgid() and the type of
3367 * argument to setrgid() and related functions. Typically,
3368 * it is the type of group ids in the kernel. It can be int, ushort,
3369 * gid_t, etc... It may be necessary to include <sys/types.h> to get
3370 * any typedef'ed information.
3372 #define Gid_t $gidtype /* Type for getgid(), etc... */
3375 * This symbol holds the type used for the second argument to
3376 * getgroups() and setgroups(). Usually, this is the same as
3377 * gidtype (gid_t) , but sometimes it isn't.
3378 * It can be int, ushort, gid_t, etc...
3379 * It may be necessary to include <sys/types.h> to get any
3380 * typedef'ed information. This is only required if you have
3381 * getgroups() or setgroups()..
3383 #if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
3384 #define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */
3388 * This symbol, if defined, indicates that <crypt.h> exists and
3389 * should be included.
3391 #$i_crypt I_CRYPT /**/
3394 * This symbol contains the type of the prefix structure element
3395 * in the <db.h> header file. In older versions of DB, it was
3396 * int, while in newer ones it is u_int32_t.
3399 * This symbol contains the type of the prefix structure element
3400 * in the <db.h> header file. In older versions of DB, it was
3401 * int, while in newer ones it is size_t.
3403 /* DB_VERSION_MAJOR_CFG:
3404 * This symbol, if defined, defines the major version number of
3405 * Berkeley DB found in the <db.h> header when Perl was configured.
3407 /* DB_VERSION_MINOR_CFG:
3408 * This symbol, if defined, defines the minor version number of
3409 * Berkeley DB found in the <db.h> header when Perl was configured.
3410 * For DB version 1 this is always 0.
3412 /* DB_VERSION_PATCH_CFG:
3413 * This symbol, if defined, defines the patch version number of
3414 * Berkeley DB found in the <db.h> header when Perl was configured.
3415 * For DB version 1 this is always 0.
3417 #define DB_Hash_t $db_hashtype /**/
3418 #define DB_Prefix_t $db_prefixtype /**/
3419 #define DB_VERSION_MAJOR_CFG $db_version_major /**/
3420 #define DB_VERSION_MINOR_CFG $db_version_minor /**/
3421 #define DB_VERSION_PATCH_CFG $db_version_patch /**/
3424 * This symbol, if defined, indicates that <fp.h> exists and
3425 * should be included.
3430 * This symbol, if defined, indicates that <fp_class.h> exists and
3431 * should be included.
3433 #$i_fp_class I_FP_CLASS /**/
3436 * This symbol, if defined, indicates to the C program that it should
3440 * This symbol, if defined, indicates to the C program that struct group
3441 * in <grp.h> contains gr_passwd.
3444 #$d_grpasswd GRPASSWD /**/
3447 * This symbol, if defined, indicates that <ieeefp.h> exists and
3448 * should be included.
3450 #$i_ieeefp I_IEEEFP /**/
3453 * This symbol, if defined, indicates to the C program that it should
3454 * include <inttypes.h>.
3456 #$i_inttypes I_INTTYPES /**/
3459 * This symbol, if defined, indicates that <langinfo.h> exists and
3460 * should be included.
3462 #$i_langinfo I_LANGINFO /**/
3465 * This symbol, if defined, indicates that <libutil.h> exists and
3466 * should be included.
3468 #$i_libutil I_LIBUTIL /**/
3471 * This symbol, if defined, indicates to the C program that it should
3472 * include <mach/cthreads.h>.
3474 #$i_machcthr I_MACH_CTHREADS /**/
3477 * This symbol, if defined, indicates that <mntent.h> exists and
3478 * should be included.
3480 #$i_mntent I_MNTENT /**/
3483 * This symbol, if defined, indicates that <ndbm.h> exists and should
3486 #$i_ndbm I_NDBM /**/
3489 * This symbol, if defined, indicates that <netdb.h> exists and
3490 * should be included.
3492 #$i_netdb I_NETDB /**/
3495 * This symbol, if defined, indicates to the C program that it should
3496 * include <netinet/tcp.h>.
3498 #$i_netinettcp I_NETINET_TCP /**/
3501 * This symbol, if defined, indicates that <poll.h> exists and
3502 * should be included.
3504 #$i_poll I_POLL /**/
3507 * This symbol, if defined, indicates that <prot.h> exists and
3508 * should be included.
3510 #$i_prot I_PROT /**/
3513 * This symbol, if defined, indicates to the C program that it should
3514 * include <pthread.h>.
3516 #$i_pthread I_PTHREAD /**/
3519 * This symbol, if defined, indicates to the C program that it should
3523 * This symbol, if defined, indicates to the C program that struct passwd
3524 * contains pw_quota.
3527 * This symbol, if defined, indicates to the C program that struct passwd
3531 * This symbol, if defined, indicates to the C program that struct passwd
3532 * contains pw_change.
3535 * This symbol, if defined, indicates to the C program that struct passwd
3536 * contains pw_class.
3539 * This symbol, if defined, indicates to the C program that struct passwd
3540 * contains pw_expire.
3543 * This symbol, if defined, indicates to the C program that struct passwd
3544 * contains pw_comment.
3547 * This symbol, if defined, indicates to the C program that struct passwd
3548 * contains pw_gecos.
3551 * This symbol, if defined, indicates to the C program that struct passwd
3552 * contains pw_passwd.
3555 #$d_pwquota PWQUOTA /**/
3556 #$d_pwage PWAGE /**/
3557 #$d_pwchange PWCHANGE /**/
3558 #$d_pwclass PWCLASS /**/
3559 #$d_pwexpire PWEXPIRE /**/
3560 #$d_pwcomment PWCOMMENT /**/
3561 #$d_pwgecos PWGECOS /**/
3562 #$d_pwpasswd PWPASSWD /**/
3565 * This symbol, if defined, indicates that <shadow.h> exists and
3566 * should be included.
3568 #$i_shadow I_SHADOW /**/
3571 * This symbol, if defined, indicates that <socks.h> exists and
3572 * should be included.
3574 #$i_socks I_SOCKS /**/
3577 * This symbol, if defined, indicates that <sunmath.h> exists and
3578 * should be included.
3580 #$i_sunmath I_SUNMATH /**/
3583 * This symbol, if defined, indicates that <syslog.h> exists and
3584 * should be included.
3586 #$i_syslog I_SYSLOG /**/
3589 * This symbol, if defined, indicates that <sys/mode.h> exists and
3590 * should be included.
3592 #$i_sysmode I_SYSMODE /**/
3595 * This symbol, if defined, indicates that <sys/mount.h> exists and
3596 * should be included.
3598 #$i_sysmount I_SYS_MOUNT /**/
3601 * This symbol, if defined, indicates that <sys/statfs.h> exists.
3603 #$i_sysstatfs I_SYS_STATFS /**/
3606 * This symbol, if defined, indicates that <sys/statvfs.h> exists and
3607 * should be included.
3609 #$i_sysstatvfs I_SYS_STATVFS /**/
3612 * This symbol, if defined, indicates that <sys/uio.h> exists and
3613 * should be included.
3615 #$i_sysuio I_SYSUIO /**/
3618 * This symbol, if defined, indicates that <sys/utsname.h> exists and
3619 * should be included.
3621 #$i_sysutsname I_SYSUTSNAME /**/
3624 * This symbol, if defined, indicates that <sys/vfs.h> exists and
3625 * should be included.
3627 #$i_sysvfs I_SYS_VFS /**/
3630 * This symbol, if defined, indicates to the C program that it should
3634 * This symbol, if defined, indicates to the C program that it should
3635 * include <sys/time.h>.
3637 /* I_SYS_TIME_KERNEL:
3638 * This symbol, if defined, indicates to the C program that it should
3639 * include <sys/time.h> with KERNEL defined.
3642 * This symbol, if defined, indicates to the C program that
3643 * the struct tm has a tm_zone field.
3645 /* HAS_TM_TM_GMTOFF:
3646 * This symbol, if defined, indicates to the C program that
3647 * the struct tm has a tm_gmtoff field.
3649 #$i_time I_TIME /**/
3650 #$i_systime I_SYS_TIME /**/
3651 #$i_systimek I_SYS_TIME_KERNEL /**/
3652 #$d_tm_tm_zone HAS_TM_TM_ZONE /**/
3653 #$d_tm_tm_gmtoff HAS_TM_TM_GMTOFF /**/
3656 * This symbol, if defined, indicates that <ustat.h> exists and
3657 * should be included.
3659 #$i_ustat I_USTAT /**/
3662 * This symbol, if defined, indicates that <stdarg.h> exists and should
3666 * This symbol, if defined, indicates to the C program that it should
3667 * include <varargs.h>.
3669 #$i_stdarg I_STDARG /**/
3670 #$i_varargs I_VARARGS /**/
3672 /* PERL_INC_VERSION_LIST:
3673 * This variable specifies the list of subdirectories in over
3674 * which perl.c:incpush() and lib/lib.pm will automatically
3675 * search when adding directories to @INC, in a format suitable
3676 * for a C initialization string. See the inc_version_list entry
3677 * in Porting/Glossary for more details.
3679 #$d_inc_version_list PERL_INC_VERSION_LIST $inc_version_list_init /**/
3681 /* INSTALL_USR_BIN_PERL:
3682 * This symbol, if defined, indicates that Perl is to be installed
3683 * also as /usr/bin/perl.
3685 #$installusrbinperl INSTALL_USR_BIN_PERL /**/
3688 * This symbol, if defined, contains the string used by stdio to
3689 * format long doubles (format 'f') for output.
3692 * This symbol, if defined, contains the string used by stdio to
3693 * format long doubles (format 'g') for output.
3696 * This symbol, if defined, contains the string used by stdio to
3697 * format long doubles (format 'e') for output.
3700 * This symbol, if defined, contains the string used by stdio to
3701 * format long doubles (format 'f') for input.
3703 #$d_PRIfldbl PERL_PRIfldbl $sPRIfldbl /**/
3704 #$d_PRIgldbl PERL_PRIgldbl $sPRIgldbl /**/
3705 #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/
3706 #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/
3709 * This symbol holds the type used to declare offsets in the kernel.
3710 * It can be int, long, off_t, etc... It may be necessary to include
3711 * <sys/types.h> to get any typedef'ed information.
3714 * This symbol holds the number of bytes used by the Off_t.
3717 * This symbol holds the number of bytes used by the Off_t.
3719 #define Off_t $lseektype /* <offset> type */
3720 #define LSEEKSIZE $lseeksize /* <offset> size */
3721 #define Off_t_size $lseeksize /* <offset> size */
3724 * This symbol, if defined, indicates that the Misc Attribution
3725 * Declaration code should be conditionally compiled.
3730 * This variable contains the return type of free(). It is usually
3731 * void, but occasionally int.
3734 * This symbol is the type of pointer returned by malloc and realloc.
3736 #define Malloc_t $malloctype /**/
3737 #define Free_t $freetype /**/
3739 /* PERL_MALLOC_WRAP:
3740 * This symbol, if defined, indicates that we'd like malloc wrap checks.
3742 #$usemallocwrap PERL_MALLOC_WRAP /**/
3745 * This symbol, if defined, indicates that we're using our own malloc.
3747 #$d_mymalloc MYMALLOC /**/
3750 * This symbol holds the type used to declare file modes
3751 * for systems calls. It is usually mode_t, but may be
3752 * int or unsigned short. It may be necessary to include <sys/types.h>
3753 * to get any typedef'ed information.
3755 #define Mode_t $modetype /* file mode parameter for system calls */
3758 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
3759 * non-blocking I/O for the file descriptor. Note that there is no way
3760 * back, i.e. you cannot turn it blocking again this way. If you wish to
3761 * alternatively switch between blocking and non-blocking, use the
3762 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
3765 * This symbol holds the errno error code set by read() when no data was
3766 * present on the non-blocking file descriptor.
3769 * This symbol holds the return code from read() when no data is present
3770 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
3771 * not defined, then you can't distinguish between no data and EOF by
3772 * issuing a read(). You'll have to find another way to tell for sure!
3775 * This symbol, if defined, indicates to the C program that a read() on
3776 * a non-blocking file descriptor will return 0 on EOF, and not the value
3777 * held in RD_NODATA (-1 usually, in that case!).
3779 #define VAL_O_NONBLOCK $o_nonblock
3780 #define VAL_EAGAIN $eagain
3781 #define RD_NODATA $rd_nodata
3782 #$d_eofnblk EOF_NONBLOCK
3785 * This symbol, if defined, indicates that the system stores
3786 * the variable argument list datatype, va_list, in a format
3787 * that cannot be copied by simple assignment, so that some
3788 * other means must be used when copying is required.
3789 * As such systems vary in their provision (or non-provision)
3790 * of copying mechanisms, handy.h defines a platform-
3791 * independent macro, Perl_va_copy(src, dst), to do the job.
3793 #$need_va_copy NEED_VA_COPY /**/
3796 * This symbol holds the type used for the 1st argument
3797 * to gethostbyaddr().
3800 * This symbol holds the type used for the 2nd argument
3801 * to gethostbyaddr().
3804 * This symbol holds the type used for the argument to
3808 * This symbol holds the type used for the 1st argument to
3811 #define Netdb_host_t $netdb_host_type /**/
3812 #define Netdb_hlen_t $netdb_hlen_type /**/
3813 #define Netdb_name_t $netdb_name_type /**/
3814 #define Netdb_net_t $netdb_net_type /**/
3816 /* PERL_OTHERLIBDIRS:
3817 * This variable contains a colon-separated set of paths for the perl
3818 * binary to search for additional library files or modules.
3819 * These directories will be tacked to the end of @INC.
3820 * Perl will automatically search below each path for version-
3821 * and architecture-specific directories. See PERL_INC_VERSION_LIST
3824 #$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/
3827 * This symbol, if defined, tells that there's a 64-bit integer type,
3828 * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one
3829 * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T.
3831 #$d_quad HAS_QUAD /**/
3833 # define Quad_t $quadtype /**/
3834 # define Uquad_t $uquadtype /**/
3835 # define QUADKIND $quadkind /**/
3836 # define QUAD_IS_INT 1
3837 # define QUAD_IS_LONG 2
3838 # define QUAD_IS_LONG_LONG 3
3839 # define QUAD_IS_INT64_T 4
3843 * This symbol defines the C type used for Perl's IV.
3846 * This symbol defines the C type used for Perl's UV.
3849 * This symbol defines the C type used for Perl's I8.
3852 * This symbol defines the C type used for Perl's U8.
3855 * This symbol defines the C type used for Perl's I16.
3858 * This symbol defines the C type used for Perl's U16.
3861 * This symbol defines the C type used for Perl's I32.
3864 * This symbol defines the C type used for Perl's U32.
3867 * This symbol defines the C type used for Perl's I64.
3870 * This symbol defines the C type used for Perl's U64.
3873 * This symbol defines the C type used for Perl's NV.
3876 * This symbol contains the sizeof(IV).
3879 * This symbol contains the sizeof(UV).
3882 * This symbol contains the sizeof(I8).
3885 * This symbol contains the sizeof(U8).
3888 * This symbol contains the sizeof(I16).
3891 * This symbol contains the sizeof(U16).
3894 * This symbol contains the sizeof(I32).
3897 * This symbol contains the sizeof(U32).
3900 * This symbol contains the sizeof(I64).
3903 * This symbol contains the sizeof(U64).
3906 * This symbol contains the sizeof(NV).
3909 * This symbol, if defined, indicates that a variable of type NVTYPE
3910 * can preserve all the bits of a variable of type UVTYPE.
3912 /* NV_PRESERVES_UV_BITS:
3913 * This symbol contains the number of bits a variable of type NVTYPE
3914 * can preserve of a variable of type UVTYPE.
3916 /* NV_ZERO_IS_ALLBITS_ZERO:
3917 * This symbol, if defined, indicates that a variable of type NVTYPE
3918 * stores 0.0 in memory as all bits zero.
3920 #define IVTYPE $ivtype /**/
3921 #define UVTYPE $uvtype /**/
3922 #define I8TYPE $i8type /**/
3923 #define U8TYPE $u8type /**/
3924 #define I16TYPE $i16type /**/
3925 #define U16TYPE $u16type /**/
3926 #define I32TYPE $i32type /**/
3927 #define U32TYPE $u32type /**/
3929 #define I64TYPE $i64type /**/
3930 #define U64TYPE $u64type /**/
3932 #define NVTYPE $nvtype /**/
3933 #define IVSIZE $ivsize /**/
3934 #define UVSIZE $uvsize /**/
3935 #define I8SIZE $i8size /**/
3936 #define U8SIZE $u8size /**/
3937 #define I16SIZE $i16size /**/
3938 #define U16SIZE $u16size /**/
3939 #define I32SIZE $i32size /**/
3940 #define U32SIZE $u32size /**/
3942 #define I64SIZE $i64size /**/
3943 #define U64SIZE $u64size /**/
3945 #define NVSIZE $nvsize /**/
3946 #$d_nv_preserves_uv NV_PRESERVES_UV
3947 #define NV_PRESERVES_UV_BITS $nv_preserves_uv_bits
3948 #$d_nv_zero_is_allbits_zero NV_ZERO_IS_ALLBITS_ZERO
3951 # if BYTEORDER == 0x1234
3953 # define BYTEORDER 0x12345678
3955 # if BYTEORDER == 0x4321
3957 # define BYTEORDER 0x87654321
3964 * This symbol defines the format string used for printing a Perl IV
3965 * as a signed decimal integer.
3968 * This symbol defines the format string used for printing a Perl UV
3969 * as an unsigned decimal integer.
3972 * This symbol defines the format string used for printing a Perl UV
3973 * as an unsigned octal integer.
3976 * This symbol defines the format string used for printing a Perl UV
3977 * as an unsigned hexadecimal integer in lowercase abcdef.
3980 * This symbol defines the format string used for printing a Perl UV
3981 * as an unsigned hexadecimal integer in uppercase ABCDEF.
3984 * This symbol defines the format string used for printing a Perl NV
3985 * using %e-ish floating point format.
3988 * This symbol defines the format string used for printing a Perl NV
3989 * using %f-ish floating point format.
3992 * This symbol defines the format string used for printing a Perl NV
3993 * using %g-ish floating point format.
3995 #define IVdf $ivdformat /**/
3996 #define UVuf $uvuformat /**/
3997 #define UVof $uvoformat /**/
3998 #define UVxf $uvxformat /**/
3999 #define UVXf $uvXUformat /**/
4000 #define NVef $nveformat /**/
4001 #define NVff $nvfformat /**/
4002 #define NVgf $nvgformat /**/
4005 * This symbol holds the type used to declare process ids in the kernel.
4006 * It can be int, uint, pid_t, etc... It may be necessary to include
4007 * <sys/types.h> to get any typedef'ed information.
4009 #define Pid_t $pidtype /* PID type */
4012 * This symbol contains the name of the private library for this package.
4013 * The library is private in the sense that it needn't be in anyone's
4014 * execution path, but it should be accessible by the world. The program
4015 * should be prepared to do ~ expansion.
4018 * This symbol contains the ~name expanded version of PRIVLIB, to be used
4019 * in programs that are not prepared to deal with ~ expansion at run-time.
4021 #define PRIVLIB "$privlib" /**/
4022 #define PRIVLIB_EXP "$privlibexp" /**/
4025 * If defined, this macro indicates that the C compiler can handle
4026 * function prototypes.
4029 * This macro is used to declare function parameters for folks who want
4030 * to make declarations with prototypes using a different style than
4031 * the above macros. Use double parentheses. For example:
4033 * int main _((int argc, char *argv[]));
4035 #$prototype CAN_PROTOTYPE /**/
4036 #ifdef CAN_PROTOTYPE
4037 #define _(args) args
4043 * This symbol contains the size of a pointer, so that the C preprocessor
4044 * can make decisions based on it. It will be sizeof(void *) if
4045 * the compiler supports (void *); otherwise it will be
4048 #define PTRSIZE $ptrsize /**/
4051 * This macro is to be used to generate uniformly distributed
4052 * random numbers over the range [0., 1.[. You may have to supply
4053 * an 'extern double drand48();' in your program since SunOS 4.1.3
4054 * doesn't provide you with anything relevant in its headers.
4055 * See HAS_DRAND48_PROTO.
4058 * This symbol defines the type of the argument of the
4059 * random seed function.
4062 * This symbol defines the macro to be used in seeding the
4063 * random number generator (see Drand01).
4066 * This symbol indicates how many bits are produced by the
4067 * function used to generate normalized random numbers.
4068 * Values include 15, 16, 31, and 48.
4070 #define Drand01() $drand01 /**/
4071 #define Rand_seed_t $randseedtype /**/
4072 #define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/
4073 #define RANDBITS $randbits /**/
4076 * This symbol holds the minimum number of bits operated by select.
4077 * That is, if you do select(n, ...), how many bits at least will be
4078 * cleared in the masks if some activity is detected. Usually this
4079 * is either n or 32*ceil(n/32), especially many little-endians do
4080 * the latter. This is only useful if you have select(), naturally.
4082 #define SELECT_MIN_BITS $selectminbits /**/
4085 * This symbol holds the type used for the 2nd, 3rd, and 4th
4086 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
4087 * is defined, and 'int *' otherwise. This is only useful if you
4088 * have select(), of course.
4090 #define Select_fd_set_t $selecttype /**/
4093 * This symbol contains the full pathname to the shell used on this
4094 * on this system to execute Bourne shell scripts. Usually, this will be
4095 * /bin/sh, though it's possible that some systems will have /bin/ksh,
4096 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
4099 #define SH_PATH "$sh" /**/
4102 * This symbol contains a list of signal names in order of
4103 * signal number. This is intended
4104 * to be used as a static array initialization, like this:
4105 * char *sig_name[] = { SIG_NAME };
4106 * The signals in the list are separated with commas, and each signal
4107 * is surrounded by double quotes. There is no leading SIG in the signal
4108 * name, i.e. SIGQUIT is known as "QUIT".
4109 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
4110 * etc., where nn is the actual signal number (e.g. NUM37).
4111 * The signal number for sig_name[i] is stored in sig_num[i].
4112 * The last element is 0 to terminate the list with a NULL. This
4113 * corresponds to the 0 at the end of the sig_name_init list.
4114 * Note that this variable is initialized from the sig_name_init,
4115 * not from sig_name (which is unused).
4118 * This symbol contains a list of signal numbers, in the same order as the
4119 * SIG_NAME list. It is suitable for static array initialization, as in:
4120 * int sig_num[] = { SIG_NUM };
4121 * The signals in the list are separated with commas, and the indices
4122 * within that list and the SIG_NAME list match, so it's easy to compute
4123 * the signal name from a number or vice versa at the price of a small
4124 * dynamic linear lookup.
4125 * Duplicates are allowed, but are moved to the end of the list.
4126 * The signal number corresponding to sig_name[i] is sig_number[i].
4127 * if (i < NSIG) then sig_number[i] == i.
4128 * The last element is 0, corresponding to the 0 at the end of
4129 * the sig_name_init list.
4130 * Note that this variable is initialized from the sig_num_init,
4131 * not from sig_num (which is unused).
4134 * This variable contains the number of elements of the SIG_NAME
4135 * and SIG_NUM arrays, excluding the final NULL entry.
4137 #define SIG_NAME $sig_name_init /**/
4138 #define SIG_NUM $sig_num_init /**/
4139 #define SIG_SIZE $sig_size /**/
4142 * This symbol contains the name of the private library for this package.
4143 * The library is private in the sense that it needn't be in anyone's
4144 * execution path, but it should be accessible by the world. The program
4145 * should be prepared to do ~ expansion.
4146 * The standard distribution will put nothing in this directory.
4147 * After perl has been installed, users may install their own local
4148 * architecture-dependent modules in this directory with
4149 * MakeMaker Makefile.PL
4150 * or equivalent. See INSTALL for details.
4153 * This symbol contains the ~name expanded version of SITEARCH, to be used
4154 * in programs that are not prepared to deal with ~ expansion at run-time.
4156 #$d_sitearch SITEARCH "$sitearch" /**/
4157 #$d_sitearch SITEARCH_EXP "$sitearchexp" /**/
4160 * This symbol contains the name of the private library for this package.
4161 * The library is private in the sense that it needn't be in anyone's
4162 * execution path, but it should be accessible by the world. The program
4163 * should be prepared to do ~ expansion.
4164 * The standard distribution will put nothing in this directory.
4165 * After perl has been installed, users may install their own local
4166 * architecture-independent modules in this directory with
4167 * MakeMaker Makefile.PL
4168 * or equivalent. See INSTALL for details.
4171 * This symbol contains the ~name expanded version of SITELIB, to be used
4172 * in programs that are not prepared to deal with ~ expansion at run-time.
4175 * This define is SITELIB_EXP with any trailing version-specific component
4176 * removed. The elements in inc_version_list (inc_version_list.U) can
4177 * be tacked onto this variable to generate a list of directories to search.
4179 #define SITELIB "$sitelib" /**/
4180 #define SITELIB_EXP "$sitelibexp" /**/
4181 #define SITELIB_STEM "$sitelib_stem" /**/
4184 * This symbol holds the size of a Size_t in bytes.
4186 #define Size_t_size $sizesize /* */
4189 * This symbol holds the type used to declare length parameters
4190 * for string functions. It is usually size_t, but may be
4191 * unsigned long, int, etc. It may be necessary to include
4192 * <sys/types.h> to get any typedef'ed information.
4194 #define Size_t $sizetype /* length paramater for string functions */
4197 * This symbol holds the type used for the size argument of
4198 * various socket calls (just the base type, not the pointer-to).
4200 #define Sock_size_t $socksizetype /**/
4203 * This symbol holds the type used by functions that return
4204 * a count of bytes or an error condition. It must be a signed type.
4205 * It is usually ssize_t, but may be long or int, etc.
4206 * It may be necessary to include <sys/types.h> or <unistd.h>
4207 * to get any typedef'ed information.
4208 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
4210 #define SSize_t $ssizetype /* signed count of bytes */
4213 * This variable contains the string to put in front of a perl
4214 * script to make sure (one hopes) that it runs with perl and not
4217 #define STARTPERL "$startperl" /**/
4220 * This symbol is defined to be the type of char used in stdio.h.
4221 * It has the values "unsigned char" or "char".
4223 #define STDCHAR $stdchar /**/
4225 /* HAS_STDIO_STREAM_ARRAY:
4226 * This symbol, if defined, tells that there is an array
4227 * holding the stdio streams.
4229 /* STDIO_STREAM_ARRAY:
4230 * This symbol tells the name of the array holding the stdio streams.
4231 * Usual values include _iob, __iob, and __sF.
4233 #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/
4234 #define STDIO_STREAM_ARRAY $stdio_stream_array
4237 * This symbol defines the format string used for printing a Uid_t.
4239 #define Uid_t_f $uidformat /**/
4242 * This symbol holds the signedess of a Uid_t.
4243 * 1 for unsigned, -1 for signed.
4245 #define Uid_t_sign $uidsign /* UID sign */
4248 * This symbol holds the size of a Uid_t in bytes.
4250 #define Uid_t_size $uidsize /* UID size */
4253 * This symbol holds the type used to declare user ids in the kernel.
4254 * It can be int, ushort, uid_t, etc... It may be necessary to include
4255 * <sys/types.h> to get any typedef'ed information.
4257 #define Uid_t $uidtype /* UID type */
4260 * This symbol, if defined, indicates that 64-bit integers should
4261 * be used when available. If not defined, the native integers
4262 * will be employed (be they 32 or 64 bits). The minimal possible
4263 * 64-bitness is used, just enough to get 64-bit integers into Perl.
4264 * This may mean using for example "long longs", while your memory
4265 * may still be limited to 2 gigabytes.
4268 * This symbol, if defined, indicates that 64-bit integers should
4269 * be used when available. If not defined, the native integers
4270 * will be used (be they 32 or 64 bits). The maximal possible
4271 * 64-bitness is employed: LP64 or ILP64, meaning that you will
4272 * be able to use more than 2 gigabytes of memory. This mode is
4273 * even more binary incompatible than USE_64_BIT_INT. You may not
4274 * be able to run the resulting executable in a 32-bit CPU at all or
4275 * you may need at least to reboot your OS to 64-bit mode.
4277 #ifndef USE_64_BIT_INT
4278 #$use64bitint USE_64_BIT_INT /**/
4281 #ifndef USE_64_BIT_ALL
4282 #$use64bitall USE_64_BIT_ALL /**/
4286 * This symbol, if defined, indicates that Perl should
4287 * be built to use 'fast stdio'.
4288 * Defaults to define in Perls 5.8 and earlier, to undef later.
4290 #ifndef USE_FAST_STDIO
4291 #$usefaststdio USE_FAST_STDIO /**/
4295 * This symbol, if defined, indicates that large file support
4296 * should be used when available.
4298 #ifndef USE_LARGE_FILES
4299 #$uselargefiles USE_LARGE_FILES /**/
4303 * This symbol, if defined, indicates that long doubles should
4304 * be used when available.
4306 #ifndef USE_LONG_DOUBLE
4307 #$uselongdouble USE_LONG_DOUBLE /**/
4311 * This symbol, if defined, indicates that 64-bit interfaces and
4312 * long doubles should be used when available.
4314 #ifndef USE_MORE_BITS
4315 #$usemorebits USE_MORE_BITS /**/
4319 * This symbol, if defined, indicates that Perl should
4320 * be built to use multiplicity.
4322 #ifndef MULTIPLICITY
4323 #$usemultiplicity MULTIPLICITY /**/
4327 * This symbol, if defined, indicates that the PerlIO abstraction should
4328 * be used throughout. If not defined, stdio should be
4329 * used in a fully backward compatible manner.
4332 #$useperlio USE_PERLIO /**/
4336 * This symbol, if defined, indicates that Perl should
4337 * be built to use socks.
4340 #$usesocks USE_SOCKS /**/
4344 * This symbol, if defined, indicates that Perl should be built to
4345 * use the interpreter-based threading implementation.
4348 * This symbol, if defined, indicates that Perl should be built to
4349 * use the 5.005-based threading implementation.
4351 /* OLD_PTHREADS_API:
4352 * This symbol, if defined, indicates that Perl should
4353 * be built to use the old draft POSIX threads API.
4355 /* USE_REENTRANT_API:
4356 * This symbol, if defined, indicates that Perl should
4357 * try to use the various _r versions of library functions.
4358 * This is extremely experimental.
4360 #$use5005threads USE_5005THREADS /**/
4361 #$useithreads USE_ITHREADS /**/
4362 #if defined(USE_5005THREADS) && !defined(USE_ITHREADS)
4363 #define USE_THREADS /* until src is revised*/
4365 #$d_oldpthreads OLD_PTHREADS_API /**/
4366 #$usereentrant USE_REENTRANT_API /**/
4369 * If defined, this symbol contains the name of a private library.
4370 * The library is private in the sense that it needn't be in anyone's
4371 * execution path, but it should be accessible by the world.
4372 * It may have a ~ on the front.
4373 * The standard distribution will put nothing in this directory.
4374 * Vendors who distribute perl may wish to place their own
4375 * architecture-dependent modules and extensions in this directory with
4376 * MakeMaker Makefile.PL INSTALLDIRS=vendor
4377 * or equivalent. See INSTALL for details.
4379 /* PERL_VENDORARCH_EXP:
4380 * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used
4381 * in programs that are not prepared to deal with ~ expansion at run-time.
4383 #$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/
4384 #$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/
4386 /* PERL_VENDORLIB_EXP:
4387 * This symbol contains the ~name expanded version of VENDORLIB, to be used
4388 * in programs that are not prepared to deal with ~ expansion at run-time.
4390 /* PERL_VENDORLIB_STEM:
4391 * This define is PERL_VENDORLIB_EXP with any trailing version-specific component
4392 * removed. The elements in inc_version_list (inc_version_list.U) can
4393 * be tacked onto this variable to generate a list of directories to search.
4395 #$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/
4396 #$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/
4399 * This symbol indicates how much support of the void type is given by this
4400 * compiler. What various bits mean:
4402 * 1 = supports declaration of void
4403 * 2 = supports arrays of pointers to functions returning void
4404 * 4 = supports comparisons between pointers to void functions and
4405 * addresses of void functions
4406 * 8 = suports declaration of generic void pointers
4408 * The package designer should define VOIDUSED to indicate the requirements
4409 * of the package. This can be done either by #defining VOIDUSED before
4410 * including config.h, or by defining defvoidused in Myinit.U. If the
4411 * latter approach is taken, only those flags will be tested. If the
4412 * level of void support necessary is not present, defines void to int.
4415 #define VOIDUSED $defvoidused
4417 #define VOIDFLAGS $voidflags
4418 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
4419 #define void int /* is void to be avoided? */
4420 #define M_VOID /* Xenix strikes again */