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\(.*\)/'` ;;
24 already-done) echo "Not re-extracting config.h" ;;
26 echo "Extracting $CONFIG_H (with variable substitutions)"
27 sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un-def!#undef!'
29 * This file was produced by running the config_h.SH script, which
30 * gets its values from $CONFIG_SH, which is generally produced by
33 * Feel free to modify any of this as the need arises. Note, however,
34 * that running config_h.SH again will wipe out any changes you've made.
35 * For a more permanent change edit $CONFIG_SH and rerun config_h.SH.
37 * \$Id: Config_h.U,v 3.0.1.5 1997/02/28 14:57:43 ram Exp $
41 * Package name : $package
42 * Source directory : $src
43 * Configuration time: $cf_time
44 * Configured by : $cf_by
45 * Target system : $myuname
52 * This symbol holds the complete pathname to the sed program.
54 #define LOC_SED "$full_sed" /**/
57 * This symbol, if defined, indicates that the alarm routine is
60 #$d_alarm HAS_ALARM /**/
63 * This symbol is defined if the bcmp() routine is available to
64 * compare blocks of memory.
66 #$d_bcmp HAS_BCMP /**/
69 * This symbol is defined if the bcopy() routine is available to
70 * copy blocks of memory.
72 #$d_bcopy HAS_BCOPY /**/
75 * This symbol is defined if the bzero() routine is available to
76 * set a memory block to 0.
78 #$d_bzero HAS_BZERO /**/
81 * This symbol, if defined, indicates that the chown routine is
84 #$d_chown HAS_CHOWN /**/
87 * This symbol, if defined, indicates that the chroot routine is
90 #$d_chroot HAS_CHROOT /**/
93 * This symbol, if defined, indicates that the chsize routine is available
94 * to truncate files. You might need a -lx to get this routine.
96 #$d_chsize HAS_CHSIZE /**/
99 * This symbol, if defined, indicates that the ctermid routine is
100 * available to generate filename for terminal.
102 #$d_ctermid HAS_CTERMID /**/
105 * This symbol, if defined, indicates that the cuserid routine is
106 * available to get character login names.
108 #$d_cuserid HAS_CUSERID /**/
111 * This symbol, if defined, indicates that this system's <float.h>
112 * or <limits.h> defines the symbol DBL_DIG, which is the number
113 * of significant digits in a double precision number. If this
114 * symbol is not defined, a guess of 15 is usually pretty good.
116 #$d_dbl_dig HAS_DBL_DIG /* */
119 * This symbol, if defined, indicates that the difftime routine is
122 #$d_difftime HAS_DIFFTIME /**/
125 * This symbol, if defined, indicates that the dlerror routine is
126 * available to return a string describing the last error that
127 * occurred from a call to dlopen(), dlclose() or dlsym().
129 #$d_dlerror HAS_DLERROR /**/
132 * This symbol, if defined, indicates that the dup2 routine is
133 * available to duplicate file descriptors.
135 #$d_dup2 HAS_DUP2 /**/
138 * This symbol, if defined, indicates that the fchmod routine is available
139 * to change mode of opened files. If unavailable, use chmod().
141 #$d_fchmod HAS_FCHMOD /**/
144 * This symbol, if defined, indicates that the fchown routine is available
145 * to change ownership of opened files. If unavailable, use chown().
147 #$d_fchown HAS_FCHOWN /**/
150 * This symbol, if defined, indicates to the C program that
151 * the fcntl() function exists.
153 #$d_fcntl HAS_FCNTL /**/
156 * This symbol, if defined, indicates that the fgetpos routine is
157 * available to get the file position indicator, similar to ftell().
159 #$d_fgetpos HAS_FGETPOS /**/
162 * This symbol, if defined, indicates that the flock routine is
163 * available to do file locking.
165 #$d_flock HAS_FLOCK /**/
168 * This symbol, if defined, indicates that the fork routine is
171 #$d_fork HAS_FORK /**/
174 * This symbol, if defined, indicates that the fsetpos routine is
175 * available to set the file position indicator, similar to fseek().
177 #$d_fsetpos HAS_FSETPOS /**/
180 * This symbol, if defined, indicates that the gettimeofday() system
181 * call is available for a sub-second accuracy clock. Usually, the file
182 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
183 * The type "Timeval" should be used to refer to "struct timeval".
185 #$d_gettimeod HAS_GETTIMEOFDAY /**/
186 #ifdef HAS_GETTIMEOFDAY
187 #define Timeval struct timeval /* Structure used by gettimeofday() */
191 * This symbol, if defined, indicates that the getgroups() routine is
192 * available to get the list of process groups. If unavailable, multiple
193 * groups are probably not supported.
195 #$d_getgrps HAS_GETGROUPS /**/
198 * This symbol, if defined, indicates that the getlogin routine is
199 * available to get the login name.
201 #$d_getlogin HAS_GETLOGIN /**/
204 * This symbol, if defined, indicates to the C program that
205 * the getpgid(pid) function is available to get the
208 #$d_getpgid HAS_GETPGID /**/
211 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
212 * routine is available to get the current process group.
214 #$d_getpgrp2 HAS_GETPGRP2 /**/
217 * This symbol, if defined, indicates that the getppid routine is
218 * available to get the parent process ID.
220 #$d_getppid HAS_GETPPID /**/
223 * This symbol, if defined, indicates that the getpriority routine is
224 * available to get a process's priority.
226 #$d_getprior HAS_GETPRIORITY /**/
229 * This symbol, if defined, indicates to the C program that the
230 * inet_aton() function is available to parse IP address "dotted-quad"
233 #$d_inetaton HAS_INET_ATON /**/
236 * This symbol, if defined, indicates that the killpg routine is available
237 * to kill process groups. If unavailable, you probably should use kill
238 * with a negative process number.
240 #$d_killpg HAS_KILLPG /**/
243 * This symbol, if defined, indicates that the link routine is
244 * available to create hard links.
246 #$d_link HAS_LINK /**/
249 * This symbol, if defined, indicates that the localeconv routine is
250 * available for numeric and monetary formatting conventions.
252 #$d_locconv HAS_LOCALECONV /**/
255 * This symbol, if defined, indicates that the lockf routine is
256 * available to do file locking.
258 #$d_lockf HAS_LOCKF /**/
261 * This symbol, if defined, indicates that the lstat routine is
262 * available to do file stats on symbolic links.
264 #$d_lstat HAS_LSTAT /**/
267 * This symbol, if defined, indicates that the mblen routine is available
268 * to find the number of bytes in a multibye character.
270 #$d_mblen HAS_MBLEN /**/
273 * This symbol, if defined, indicates that the mbstowcs routine is
274 * available to covert a multibyte string into a wide character string.
276 #$d_mbstowcs HAS_MBSTOWCS /**/
279 * This symbol, if defined, indicates that the mbtowc routine is available
280 * to covert a multibyte to a wide character.
282 #$d_mbtowc HAS_MBTOWC /**/
285 * This symbol, if defined, indicates that the memcmp routine is available
286 * to compare blocks of memory.
288 #$d_memcmp HAS_MEMCMP /**/
291 * This symbol, if defined, indicates that the memcpy routine is available
292 * to copy blocks of memory.
294 #$d_memcpy HAS_MEMCPY /**/
297 * This symbol, if defined, indicates that the memmove routine is available
298 * to copy potentially overlapping blocks of memory. This should be used
299 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
302 #$d_memmove HAS_MEMMOVE /**/
305 * This symbol, if defined, indicates that the memset routine is available
306 * to set blocks of memory.
308 #$d_memset HAS_MEMSET /**/
311 * This symbol, if defined, indicates that the mkdir routine is available
312 * to create directories. Otherwise you should fork off a new process to
315 #$d_mkdir HAS_MKDIR /**/
318 * This symbol, if defined, indicates that the mkfifo routine is
319 * available to create FIFOs. Otherwise, mknod should be able to
320 * do it for you. However, if mkfifo is there, mknod might require
321 * super-user privileges which mkfifo will not.
323 #$d_mkfifo HAS_MKFIFO /**/
326 * This symbol, if defined, indicates that the mktime routine is
329 #$d_mktime HAS_MKTIME /**/
332 * This symbol, if defined, indicates that the msync system call is
333 * available to synchronize a mapped file.
335 #$d_msync HAS_MSYNC /**/
338 * This symbol, if defined, indicates that the munmap system call is
339 * available to unmap a region, usually mapped by mmap().
341 #$d_munmap HAS_MUNMAP /**/
344 * This symbol, if defined, indicates that the nice routine is
347 #$d_nice HAS_NICE /**/
350 * This symbol, if defined, indicates that pathconf() is available
351 * to determine file-system related limits and options associated
352 * with a given filename.
355 * This symbol, if defined, indicates that pathconf() is available
356 * to determine file-system related limits and options associated
357 * with a given open file descriptor.
359 #$d_pathconf HAS_PATHCONF /**/
360 #$d_fpathconf HAS_FPATHCONF /**/
363 * This symbol, if defined, indicates that the pause routine is
364 * available to suspend a process until a signal is received.
366 #$d_pause HAS_PAUSE /**/
369 * This symbol, if defined, indicates that the pipe routine is
370 * available to create an inter-process channel.
372 #$d_pipe HAS_PIPE /**/
375 * This symbol, if defined, indicates that the readdir routine is
376 * available to read directory entries. You may have to include
377 * <dirent.h>. See I_DIRENT.
379 #$d_readdir HAS_READDIR /**/
382 * This symbol, if defined, indicates that the seekdir routine is
383 * available. You may have to include <dirent.h>. See I_DIRENT.
385 #$d_seekdir HAS_SEEKDIR /**/
388 * This symbol, if defined, indicates that the telldir routine is
389 * available. You may have to include <dirent.h>. See I_DIRENT.
391 #$d_telldir HAS_TELLDIR /**/
394 * This symbol, if defined, indicates that the rewinddir routine is
395 * available. You may have to include <dirent.h>. See I_DIRENT.
397 #$d_rewinddir HAS_REWINDDIR /**/
400 * This symbol, if defined, indicates that the readlink routine is
401 * available to read the value of a symbolic link.
403 #$d_readlink HAS_READLINK /**/
406 * This symbol, if defined, indicates that the rename routine is available
407 * to rename files. Otherwise you should do the unlink(), link(), unlink()
410 #$d_rename HAS_RENAME /**/
413 * This symbol, if defined, indicates that the rmdir routine is
414 * available to remove directories. Otherwise you should fork off a
415 * new process to exec /bin/rmdir.
417 #$d_rmdir HAS_RMDIR /**/
420 * This symbol, if defined, indicates that the select routine is
421 * available to select active file descriptors. If the timeout field
422 * is used, <sys/time.h> may need to be included.
424 #$d_select HAS_SELECT /**/
427 * This symbol, if defined, indicates that the setegid routine is available
428 * to change the effective gid of the current program.
430 #$d_setegid HAS_SETEGID /**/
433 * This symbol, if defined, indicates that the seteuid routine is available
434 * to change the effective uid of the current program.
436 #$d_seteuid HAS_SETEUID /**/
439 * This symbol, if defined, indicates that the setlinebuf routine is
440 * available to change stderr or stdout from block-buffered or unbuffered
441 * to a line-buffered mode.
443 #$d_setlinebuf HAS_SETLINEBUF /**/
446 * This symbol, if defined, indicates that the setlocale routine is
447 * available to handle locale-specific ctype implementations.
449 #$d_setlocale HAS_SETLOCALE /**/
452 * This symbol, if defined, indicates that the setpgid(pid, gpid)
453 * routine is available to set process group ID.
455 #$d_setpgid HAS_SETPGID /**/
458 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
459 * routine is available to set the current process group.
461 #$d_setpgrp2 HAS_SETPGRP2 /**/
464 * This symbol, if defined, indicates that the setpriority routine is
465 * available to set a process's priority.
467 #$d_setprior HAS_SETPRIORITY /**/
470 * This symbol, if defined, indicates that the setregid routine is
471 * available to change the real and effective gid of the current
475 * This symbol, if defined, indicates that the setresgid routine is
476 * available to change the real, effective and saved gid of the current
479 #$d_setregid HAS_SETREGID /**/
480 #$d_setresgid HAS_SETRESGID /**/
483 * This symbol, if defined, indicates that the setreuid routine is
484 * available to change the real and effective uid of the current
488 * This symbol, if defined, indicates that the setresuid routine is
489 * available to change the real, effective and saved uid of the current
492 #$d_setreuid HAS_SETREUID /**/
493 #$d_setresuid HAS_SETRESUID /**/
496 * This symbol, if defined, indicates that the setrgid routine is available
497 * to change the real gid of the current program.
499 #$d_setrgid HAS_SETRGID /**/
502 * This symbol, if defined, indicates that the setruid routine is available
503 * to change the real uid of the current program.
505 #$d_setruid HAS_SETRUID /**/
508 * This symbol, if defined, indicates that the setsid routine is
509 * available to set the process group ID.
511 #$d_setsid HAS_SETSID /**/
514 * This symbol is defined to indicate that the strchr()/strrchr()
515 * functions are available for string searching. If not, try the
516 * index()/rindex() pair.
519 * This symbol is defined to indicate that the index()/rindex()
520 * functions are available for string searching.
522 #$d_strchr HAS_STRCHR /**/
523 #$d_index HAS_INDEX /**/
526 * This symbol, if defined, indicates that the strcoll routine is
527 * available to compare strings using collating information.
529 #$d_strcoll HAS_STRCOLL /**/
532 * This symbol, if defined, indicates that this C compiler knows how
533 * to copy structures. If undefined, you'll need to use a block copy
534 * routine of some sort instead.
536 #$d_strctcpy USE_STRUCT_COPY /**/
539 * This symbol, if defined, indicates that the strtod routine is
540 * available to provide better numeric string conversion than atof().
542 #$d_strtod HAS_STRTOD /**/
545 * This symbol, if defined, indicates that the strtol routine is available
546 * to provide better numeric string conversion than atoi() and friends.
548 #$d_strtol HAS_STRTOL /**/
551 * This symbol, if defined, indicates that the strxfrm() routine is
552 * available to transform strings.
554 #$d_strxfrm HAS_STRXFRM /**/
557 * This symbol, if defined, indicates that the symlink routine is available
558 * to create symbolic links.
560 #$d_symlink HAS_SYMLINK /**/
563 * This symbol, if defined, indicates that the syscall routine is
564 * available to call arbitrary system calls. If undefined, that's tough.
566 #$d_syscall HAS_SYSCALL /**/
569 * This symbol, if defined, indicates that sysconf() is available
570 * to determine system related limits and options.
572 #$d_sysconf HAS_SYSCONF /**/
575 * This symbol, if defined, indicates that the system routine is
576 * available to issue a shell command.
578 #$d_system HAS_SYSTEM /**/
581 * This symbol, if defined, indicates that the tcgetpgrp routine is
582 * available to get foreground process group ID.
584 #$d_tcgetpgrp HAS_TCGETPGRP /**/
587 * This symbol, if defined, indicates that the tcsetpgrp routine is
588 * available to set foreground process group ID.
590 #$d_tcsetpgrp HAS_TCSETPGRP /**/
593 * This symbol, if defined, indicates that the truncate routine is
594 * available to truncate files.
596 #$d_truncate HAS_TRUNCATE /**/
599 * This symbol, if defined, indicates that the tzname[] array is
600 * available to access timezone names.
602 #$d_tzname HAS_TZNAME /**/
605 * This symbol, if defined, indicates that the umask routine is
606 * available to set and get the value of the file creation mask.
608 #$d_umask HAS_UMASK /**/
611 * This symbol, if defined, indicates that the usleep routine is
612 * available to let the process sleep on a sub-second accuracy.
614 #$d_usleep HAS_USLEEP /**/
617 * This symbol, if defined, indicates that this C compiler knows about
618 * the volatile declaration.
620 #$d_volatile HASVOLATILE /**/
626 * This symbol, if defined, indicates that wait4() exists.
628 #$d_wait4 HAS_WAIT4 /**/
631 * This symbol, if defined, indicates that the waitpid routine is
632 * available to wait for child process.
634 #$d_waitpid HAS_WAITPID /**/
637 * This symbol, if defined, indicates that the wcstombs routine is
638 * available to convert wide character strings to multibyte strings.
640 #$d_wcstombs HAS_WCSTOMBS /**/
643 * This symbol, if defined, indicates that the wctomb routine is available
644 * to covert a wide character to a multibyte.
646 #$d_wctomb HAS_WCTOMB /**/
649 * This symbol, if defined, indicates to the C program that it should
650 * include <arpa/inet.h> to get inet_addr and friends declarations.
652 #$i_arpainet I_ARPA_INET /**/
655 * This symbol, if defined, indicates that <dbm.h> exists and should
659 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
660 * should be included.
663 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
666 * This symbol, if defined, indicates to the C program that it should
667 * include <dirent.h>. Using this symbol also triggers the definition
668 * of the Direntry_t define which ends up being 'struct dirent' or
669 * 'struct direct' depending on the availability of <dirent.h>.
672 * This symbol, if defined, indicates to the C program that the length
673 * of directory entry names is provided by a d_namlen field. Otherwise
674 * you need to do strlen() on the d_name field.
677 * This symbol is set to 'struct direct' or 'struct dirent' depending on
678 * whether dirent is available or not. You should use this pseudo type to
679 * portably declare your directory entries.
681 #$i_dirent I_DIRENT /**/
682 #$d_dirnamlen DIRNAMLEN /**/
683 #define Direntry_t $direntrytype
686 * This symbol, if defined, indicates that <dlfcn.h> exists and should
689 #$i_dlfcn I_DLFCN /**/
692 * This manifest constant tells the C program to include <fcntl.h>.
694 #$i_fcntl I_FCNTL /**/
697 * This symbol, if defined, indicates to the C program that it should
698 * include <float.h> to get definition of symbols like DBL_MAX or
699 * DBL_MIN, i.e. machine dependent floating point values.
701 #$i_float I_FLOAT /**/
704 * This symbol, if defined, indicates that <gdbm.h> exists and should
710 * This symbol, if defined, indicates to the C program that it should
711 * include <limits.h> to get definition of symbols like WORD_BIT or
712 * LONG_MAX, i.e. machine dependant limitations.
714 #$i_limits I_LIMITS /**/
717 * This symbol, if defined, indicates to the C program that it should
718 * include <locale.h>.
720 #$i_locale I_LOCALE /**/
723 * This symbol, if defined, indicates to the C program that it should
729 * This symbol, if defined, indicates to the C program that it should
730 * include <memory.h>.
732 #$i_memory I_MEMORY /**/
735 * This symbol, if defined, indicates that <net/errno.h> exists and
736 * should be included.
738 #$i_neterrno I_NET_ERRNO /**/
741 * This symbol, if defined, indicates to the C program that it should
742 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
744 #$i_niin I_NETINET_IN /**/
747 * This symbol, if defined, indicates to the C program that it should
753 * This symbol, if defined, indicates that <stddef.h> exists and should
756 #$i_stddef I_STDDEF /**/
759 * This symbol, if defined, indicates that <stdlib.h> exists and should
762 #$i_stdlib I_STDLIB /**/
765 * This symbol, if defined, indicates to the C program that it should
766 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
768 #$i_string I_STRING /**/
771 * This symbol, if defined, indicates to the C program that it should
772 * include <sys/dir.h>.
774 #$i_sysdir I_SYS_DIR /**/
777 * This symbol, if defined, indicates to the C program that it should
778 * include <sys/file.h> to get definition of R_OK and friends.
780 #$i_sysfile I_SYS_FILE /**/
783 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
784 * be included. Otherwise, include <sgtty.h> or <termio.h>.
787 * This symbol, if defined, indicates the <sys/sockio.h> should be included
788 * to get socket ioctl options, like SIOCATMARK.
790 #$i_sysioctl I_SYS_IOCTL /**/
791 #$i_syssockio I_SYS_SOCKIO /**/
794 * This symbol, if defined, indicates to the C program that it should
795 * include <sys/ndir.h>.
797 #$i_sysndir I_SYS_NDIR /**/
800 * This symbol, if defined, indicates to the C program that it should
801 * include <sys/param.h>.
803 #$i_sysparam I_SYS_PARAM /**/
806 * This symbol, if defined, indicates to the C program that it should
807 * include <sys/resource.h>.
809 #$i_sysresrc I_SYS_RESOURCE /**/
812 * This symbol, if defined, indicates to the C program that it should
813 * include <sys/select.h> in order to get definition of struct timeval.
815 #$i_sysselct I_SYS_SELECT /**/
818 * This symbol, if defined, indicates to the C program that it should
819 * include <sys/stat.h>.
821 #$i_sysstat I_SYS_STAT /**/
824 * This symbol, if defined, indicates to the C program that it should
825 * include <sys/times.h>.
827 #$i_systimes I_SYS_TIMES /**/
830 * This symbol, if defined, indicates to the C program that it should
831 * include <sys/types.h>.
833 #$i_systypes I_SYS_TYPES /**/
836 * This symbol, if defined, indicates to the C program that it should
837 * include <sys/un.h> to get UNIX domain socket definitions.
839 #$i_sysun I_SYS_UN /**/
842 * This symbol, if defined, indicates to the C program that it should
843 * include <sys/wait.h>.
845 #$i_syswait I_SYS_WAIT /**/
848 * This symbol, if defined, indicates that the program should include
849 * <termio.h> rather than <sgtty.h>. There are also differences in
850 * the ioctl() calls that depend on the value of this symbol.
853 * This symbol, if defined, indicates that the program should include
854 * the POSIX termios.h rather than sgtty.h or termio.h.
855 * There are also differences in the ioctl() calls that depend on the
856 * value of this symbol.
859 * This symbol, if defined, indicates that the program should include
860 * <sgtty.h> rather than <termio.h>. There are also differences in
861 * the ioctl() calls that depend on the value of this symbol.
863 #$i_termio I_TERMIO /**/
864 #$i_termios I_TERMIOS /**/
865 #$i_sgtty I_SGTTY /**/
868 * This symbol, if defined, indicates to the C program that it should
869 * include <unistd.h>.
871 #$i_unistd I_UNISTD /**/
874 * This symbol, if defined, indicates to the C program that it should
877 #$i_utime I_UTIME /**/
880 * This symbol, if defined, indicates to the C program that it should
881 * include <values.h> to get definition of symbols like MINFLOAT or
882 * MAXLONG, i.e. machine dependant limitations. Probably, you
883 * should use <limits.h> instead, if it is available.
885 #$i_values I_VALUES /**/
888 * This symbol, if defined, indicates to the C program that it should
891 #$i_vfork I_VFORK /**/
894 * This symbol contains the value of sizeof(int) so that the C
895 * preprocessor can make decisions based on it.
898 * This symbol contains the value of sizeof(long) so that the C
899 * preprocessor can make decisions based on it.
902 * This symbol contains the value of sizeof(short) so that the C
903 * preprocessor can make decisions based on it.
905 #define INTSIZE $intsize /**/
906 #define LONGSIZE $longsize /**/
907 #define SHORTSIZE $shortsize /**/
910 * This symbol, if defined, signifies that the build
911 * process will produce some binary files that are going to be
912 * used in a cross-platform environment. This is the case for
913 * example with the NeXT "fat" binaries that contain executables
916 #$multiarch MULTIARCH /**/
919 * This symbol, if defined, tells that there's a 64-bit integer type,
920 * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one
921 * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T.
923 #$d_quad HAS_QUAD /**/
925 # define Quad_t $quadtype /**/
926 # define Uquad_t $uquadtype /**/
927 # define QUADKIND $quadkind /**/
928 # define QUAD_IS_INT 1
929 # define QUAD_IS_LONG 2
930 # define QUAD_IS_LONG_LONG 3
931 # define QUAD_IS_INT64_T 4
935 * This symbol contains the name of the operating system, as determined
936 * by Configure. You shouldn't rely on it too much; the specific
937 * feature tests from Configure are generally more reliable.
940 * This symbol contains the version of the operating system, as determined
941 * by Configure. You shouldn't rely on it too much; the specific
942 * feature tests from Configure are generally more reliable.
944 #define OSNAME "$osname" /**/
945 #define OSVERS "$osvers" /**/
948 * This variable, if defined, holds the name of the directory in
949 * which the user wants to put architecture-dependent public
950 * library files for $package. It is most often a local directory
951 * such as /usr/local/lib. Programs using this variable must be
952 * prepared to deal with filename expansion. If ARCHLIB is the
953 * same as PRIVLIB, it is not defined, since presumably the
954 * program already searches PRIVLIB.
957 * This symbol contains the ~name expanded version of ARCHLIB, to be used
958 * in programs that are not prepared to deal with ~ expansion at run-time.
960 #$d_archlib ARCHLIB "$archlib" /**/
961 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
964 * This symbol holds a string representing the architecture name.
965 * It may be used to construct an architecture-dependant pathname
966 * where library files may be held under a private library, for
969 #define ARCHNAME "$archname" /**/
972 * This symbol holds the path of the bin directory where the package will
973 * be installed. Program must be prepared to deal with ~name substitution.
976 * This symbol is the filename expanded version of the BIN symbol, for
977 * programs that do not want to deal with that at run-time.
979 /* PERL_RELOCATABLE_INC:
980 * This symbol, if defined, indicates that we'd like to relocate entries
981 * in @INC at run time based on the location of the perl binary.
983 #define BIN "$bin" /**/
984 #define BIN_EXP "$binexp" /**/
985 #define PERL_RELOCATABLE_INC "$userelocatableinc" /**/
988 * This macro concatenates 2 tokens together.
991 * This macro surrounds its token with double quotes.
994 #define CAT2(a,b) a/**/b
995 #define STRINGIFY(a) "a"
996 /* If you can get stringification with catify, tell me how! */
999 #define PeRl_CaTiFy(a, b) a ## b
1000 #define PeRl_StGiFy(a) #a
1001 /* the additional level of indirection enables these macros to be
1002 * used as arguments to other macros. See K&R 2nd ed., page 231. */
1003 #define CAT2(a,b) PeRl_CaTiFy(a,b)
1004 #define StGiFy(a) PeRl_StGiFy(a)
1005 #define STRINGIFY(a) PeRl_StGiFy(a)
1007 #if $cpp_stuff != 1 && $cpp_stuff != 42
1008 # include "Bletch: How does this C preprocessor concatenate tokens?"
1012 * This symbol contains the first part of the string which will invoke
1013 * the C preprocessor on the standard input and produce to standard
1014 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
1015 * call a wrapper. See CPPRUN.
1018 * This symbol contains the second part of the string which will invoke
1019 * the C preprocessor on the standard input and produce to standard
1020 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
1021 * to specify standard input, otherwise the value is "".
1024 * This symbol contains the string which will invoke a C preprocessor on
1025 * the standard input and produce to standard output. It needs to end
1026 * with CPPLAST, after all other preprocessor flags have been specified.
1027 * The main difference with CPPSTDIN is that this program will never be a
1028 * pointer to a shell wrapper, i.e. it will be empty if no preprocessor is
1029 * available directly to the user. Note that it may well be different from
1030 * the preprocessor used to compile the C program.
1033 * This symbol is intended to be used along with CPPRUN in the same manner
1034 * symbol CPPMINUS is used with CPPSTDIN. It contains either "-" or "".
1036 #define CPPSTDIN "$cppstdin"
1037 #define CPPMINUS "$cppminus"
1038 #define CPPRUN "$cpprun"
1039 #define CPPLAST "$cpplast"
1042 * This manifest constant lets the C program know that the access()
1043 * system call is available to check for accessibility using real UID/GID.
1044 * (always present on UNIX.)
1046 #$d_access HAS_ACCESS /**/
1049 * This symbol, if defined, indicates that the accessx routine is
1050 * available to do extended access checks.
1052 #$d_accessx HAS_ACCESSX /**/
1055 * This symbol, if defined, indicates that the asctime_r routine
1056 * is available to asctime re-entrantly.
1059 * This symbol encodes the prototype of asctime_r.
1060 * It is zero if d_asctime_r is undef, and one of the
1061 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_asctime_r
1064 #$d_asctime_r HAS_ASCTIME_R /**/
1065 #define ASCTIME_R_PROTO $asctime_r_proto /**/
1067 /* HASATTRIBUTE_FORMAT:
1068 * Can we handle GCC attribute for checking printf-style formats
1070 /* PRINTF_FORMAT_NULL_OK:
1071 * Allows __printf__ format to be null when checking printf-style
1073 /* HASATTRIBUTE_MALLOC:
1074 * Can we handle GCC attribute for malloc-style functions.
1076 /* HASATTRIBUTE_NONNULL:
1077 * Can we handle GCC attribute for nonnull function parms.
1079 /* HASATTRIBUTE_NORETURN:
1080 * Can we handle GCC attribute for functions that do not return
1082 /* HASATTRIBUTE_PURE:
1083 * Can we handle GCC attribute for pure functions
1085 /* HASATTRIBUTE_UNUSED:
1086 * Can we handle GCC attribute for unused variables and arguments
1088 /* HASATTRIBUTE_WARN_UNUSED_RESULT:
1089 * Can we handle GCC attribute for warning on unused results
1091 #$d_attribute_format HASATTRIBUTE_FORMAT /**/
1092 #$d_printf_format_null PRINTF_FORMAT_NULL_OK /**/
1093 #$d_attribute_noreturn HASATTRIBUTE_NORETURN /**/
1094 #$d_attribute_malloc HASATTRIBUTE_MALLOC /**/
1095 #$d_attribute_nonnull HASATTRIBUTE_NONNULL /**/
1096 #$d_attribute_pure HASATTRIBUTE_PURE /**/
1097 #$d_attribute_unused HASATTRIBUTE_UNUSED /**/
1098 #$d_attribute_warn_unused_result HASATTRIBUTE_WARN_UNUSED_RESULT /**/
1101 * This symbol, if defined, indicates that this C compiler knows about
1102 * the const type. There is no need to actually test for that symbol
1103 * within your programs. The mere use of the "const" keyword will
1104 * trigger the necessary tests.
1106 #$d_const HASCONST /**/
1112 * This symbol, if defined, indicates that the crypt routine is available
1113 * to encrypt passwords and the like.
1115 #$d_crypt HAS_CRYPT /**/
1118 * This symbol, if defined, indicates that the crypt_r routine
1119 * is available to crypt re-entrantly.
1122 * This symbol encodes the prototype of crypt_r.
1123 * It is zero if d_crypt_r is undef, and one of the
1124 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_crypt_r
1127 #$d_crypt_r HAS_CRYPT_R /**/
1128 #define CRYPT_R_PROTO $crypt_r_proto /**/
1131 * This symbol, if defined, indicates that the C-shell exists.
1134 * This symbol, if defined, contains the full pathname of csh.
1136 #$d_csh HAS_CSH /**/
1138 #define CSH "$full_csh" /**/
1142 * This symbol, if defined, indicates that the ctermid_r routine
1143 * is available to ctermid re-entrantly.
1146 * This symbol encodes the prototype of ctermid_r.
1147 * It is zero if d_ctermid_r is undef, and one of the
1148 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctermid_r
1151 #$d_ctermid_r HAS_CTERMID_R /**/
1152 #define CTERMID_R_PROTO $ctermid_r_proto /**/
1155 * This symbol, if defined, indicates that the ctime_r routine
1156 * is available to ctime re-entrantly.
1159 * This symbol encodes the prototype of ctime_r.
1160 * It is zero if d_ctime_r is undef, and one of the
1161 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ctime_r
1164 #$d_ctime_r HAS_CTIME_R /**/
1165 #define CTIME_R_PROTO $ctime_r_proto /**/
1167 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
1168 * This symbol, if defined, indicates that the bug that prevents
1169 * setuid scripts from being secure is not present in this kernel.
1172 * This symbol, if defined, indicates that the C program should
1173 * check the script that it is executing for setuid/setgid bits, and
1174 * attempt to emulate setuid/setgid on systems that have disabled
1175 * setuid #! scripts because the kernel can't do it securely.
1176 * It is up to the package designer to make sure that this emulation
1177 * is done securely. Among other things, it should do an fstat on
1178 * the script it just opened to make sure it really is a setuid/setgid
1179 * script, it should make sure the arguments passed correspond exactly
1180 * to the argument on the #! line, and it should not trust any
1181 * subprocesses to which it must pass the filename rather than the
1182 * file descriptor of the script to be executed.
1184 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
1185 #$d_dosuid DOSUID /**/
1188 * This symbol, if defined, indicates that the drand48_r routine
1189 * is available to drand48 re-entrantly.
1192 * This symbol encodes the prototype of drand48_r.
1193 * It is zero if d_drand48_r is undef, and one of the
1194 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_drand48_r
1197 #$d_drand48_r HAS_DRAND48_R /**/
1198 #define DRAND48_R_PROTO $drand48_r_proto /**/
1200 /* HAS_DRAND48_PROTO:
1201 * This symbol, if defined, indicates that the system provides
1202 * a prototype for the drand48() function. Otherwise, it is up
1203 * to the program to supply one. A good guess is
1204 * extern double drand48(void);
1206 #$d_drand48proto HAS_DRAND48_PROTO /**/
1209 * This symbol, if defined, indicates that the eaccess routine is
1210 * available to do extended access checks.
1212 #$d_eaccess HAS_EACCESS /**/
1215 * This symbol, if defined, indicates that the getgrent routine is
1216 * available for finalizing sequential access of the group database.
1218 #$d_endgrent HAS_ENDGRENT /**/
1221 * This symbol, if defined, indicates that the endgrent_r routine
1222 * is available to endgrent re-entrantly.
1224 /* ENDGRENT_R_PROTO:
1225 * This symbol encodes the prototype of endgrent_r.
1226 * It is zero if d_endgrent_r is undef, and one of the
1227 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endgrent_r
1230 #$d_endgrent_r HAS_ENDGRENT_R /**/
1231 #define ENDGRENT_R_PROTO $endgrent_r_proto /**/
1234 * This symbol, if defined, indicates that the endhostent() routine is
1235 * available to close whatever was being used for host queries.
1237 #$d_endhent HAS_ENDHOSTENT /**/
1239 /* HAS_ENDHOSTENT_R:
1240 * This symbol, if defined, indicates that the endhostent_r routine
1241 * is available to endhostent re-entrantly.
1243 /* ENDHOSTENT_R_PROTO:
1244 * This symbol encodes the prototype of endhostent_r.
1245 * It is zero if d_endhostent_r is undef, and one of the
1246 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endhostent_r
1249 #$d_endhostent_r HAS_ENDHOSTENT_R /**/
1250 #define ENDHOSTENT_R_PROTO $endhostent_r_proto /**/
1253 * This symbol, if defined, indicates that the endnetent() routine is
1254 * available to close whatever was being used for network queries.
1256 #$d_endnent HAS_ENDNETENT /**/
1259 * This symbol, if defined, indicates that the endnetent_r routine
1260 * is available to endnetent re-entrantly.
1262 /* ENDNETENT_R_PROTO:
1263 * This symbol encodes the prototype of endnetent_r.
1264 * It is zero if d_endnetent_r is undef, and one of the
1265 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endnetent_r
1268 #$d_endnetent_r HAS_ENDNETENT_R /**/
1269 #define ENDNETENT_R_PROTO $endnetent_r_proto /**/
1272 * This symbol, if defined, indicates that the endprotoent() routine is
1273 * available to close whatever was being used for protocol queries.
1275 #$d_endpent HAS_ENDPROTOENT /**/
1277 /* HAS_ENDPROTOENT_R:
1278 * This symbol, if defined, indicates that the endprotoent_r routine
1279 * is available to endprotoent re-entrantly.
1281 /* ENDPROTOENT_R_PROTO:
1282 * This symbol encodes the prototype of endprotoent_r.
1283 * It is zero if d_endprotoent_r is undef, and one of the
1284 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endprotoent_r
1287 #$d_endprotoent_r HAS_ENDPROTOENT_R /**/
1288 #define ENDPROTOENT_R_PROTO $endprotoent_r_proto /**/
1291 * This symbol, if defined, indicates that the getgrent routine is
1292 * available for finalizing sequential access of the passwd database.
1294 #$d_endpwent HAS_ENDPWENT /**/
1297 * This symbol, if defined, indicates that the endpwent_r routine
1298 * is available to endpwent re-entrantly.
1300 /* ENDPWENT_R_PROTO:
1301 * This symbol encodes the prototype of endpwent_r.
1302 * It is zero if d_endpwent_r is undef, and one of the
1303 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endpwent_r
1306 #$d_endpwent_r HAS_ENDPWENT_R /**/
1307 #define ENDPWENT_R_PROTO $endpwent_r_proto /**/
1310 * This symbol, if defined, indicates that the endservent() routine is
1311 * available to close whatever was being used for service queries.
1313 #$d_endsent HAS_ENDSERVENT /**/
1315 /* HAS_ENDSERVENT_R:
1316 * This symbol, if defined, indicates that the endservent_r routine
1317 * is available to endservent re-entrantly.
1319 /* ENDSERVENT_R_PROTO:
1320 * This symbol encodes the prototype of endservent_r.
1321 * It is zero if d_endservent_r is undef, and one of the
1322 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_endservent_r
1325 #$d_endservent_r HAS_ENDSERVENT_R /**/
1326 #define ENDSERVENT_R_PROTO $endservent_r_proto /**/
1329 * This symbol, if defined, indicates that the system supports filenames
1330 * longer than 14 characters.
1332 #$d_flexfnam FLEXFILENAMES /**/
1335 * This symbol, if defined, indicates that the getgrent routine is
1336 * available for sequential access of the group database.
1338 #$d_getgrent HAS_GETGRENT /**/
1341 * This symbol, if defined, indicates that the getgrent_r routine
1342 * is available to getgrent re-entrantly.
1344 /* GETGRENT_R_PROTO:
1345 * This symbol encodes the prototype of getgrent_r.
1346 * It is zero if d_getgrent_r is undef, and one of the
1347 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrent_r
1350 #$d_getgrent_r HAS_GETGRENT_R /**/
1351 #define GETGRENT_R_PROTO $getgrent_r_proto /**/
1354 * This symbol, if defined, indicates that the getgrgid_r routine
1355 * is available to getgrgid re-entrantly.
1357 /* GETGRGID_R_PROTO:
1358 * This symbol encodes the prototype of getgrgid_r.
1359 * It is zero if d_getgrgid_r is undef, and one of the
1360 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrgid_r
1363 #$d_getgrgid_r HAS_GETGRGID_R /**/
1364 #define GETGRGID_R_PROTO $getgrgid_r_proto /**/
1367 * This symbol, if defined, indicates that the getgrnam_r routine
1368 * is available to getgrnam re-entrantly.
1370 /* GETGRNAM_R_PROTO:
1371 * This symbol encodes the prototype of getgrnam_r.
1372 * It is zero if d_getgrnam_r is undef, and one of the
1373 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getgrnam_r
1376 #$d_getgrnam_r HAS_GETGRNAM_R /**/
1377 #define GETGRNAM_R_PROTO $getgrnam_r_proto /**/
1379 /* HAS_GETHOSTBYADDR:
1380 * This symbol, if defined, indicates that the gethostbyaddr() routine is
1381 * available to look up hosts by their IP addresses.
1383 #$d_gethbyaddr HAS_GETHOSTBYADDR /**/
1385 /* HAS_GETHOSTBYNAME:
1386 * This symbol, if defined, indicates that the gethostbyname() routine is
1387 * available to look up host names in some data base or other.
1389 #$d_gethbyname HAS_GETHOSTBYNAME /**/
1392 * This symbol, if defined, indicates that the gethostent() routine is
1393 * available to look up host names in some data base or another.
1395 #$d_gethent HAS_GETHOSTENT /**/
1398 * This symbol, if defined, indicates that the C program may use the
1399 * gethostname() routine to derive the host name. See also HAS_UNAME
1403 * This symbol, if defined, indicates that the C program may use the
1404 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
1408 * This symbol, if defined, indicates the command to feed to the
1409 * popen() routine to derive the host name. See also HAS_GETHOSTNAME
1410 * and HAS_UNAME. Note that the command uses a fully qualified path,
1411 * so that it is safe even if used by a process with super-user
1415 * This symbol, if defined, indicates that the C program may use the
1416 * contents of PHOSTNAME as a command to feed to the popen() routine
1417 * to derive the host name.
1419 #$d_gethname HAS_GETHOSTNAME /**/
1420 #$d_uname HAS_UNAME /**/
1421 #$d_phostname HAS_PHOSTNAME /**/
1422 #ifdef HAS_PHOSTNAME
1423 #define PHOSTNAME "$aphostname" /* How to get the host name */
1426 /* HAS_GETHOSTBYADDR_R:
1427 * This symbol, if defined, indicates that the gethostbyaddr_r routine
1428 * is available to gethostbyaddr re-entrantly.
1430 /* GETHOSTBYADDR_R_PROTO:
1431 * This symbol encodes the prototype of gethostbyaddr_r.
1432 * It is zero if d_gethostbyaddr_r is undef, and one of the
1433 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyaddr_r
1436 #$d_gethostbyaddr_r HAS_GETHOSTBYADDR_R /**/
1437 #define GETHOSTBYADDR_R_PROTO $gethostbyaddr_r_proto /**/
1439 /* HAS_GETHOSTBYNAME_R:
1440 * This symbol, if defined, indicates that the gethostbyname_r routine
1441 * is available to gethostbyname re-entrantly.
1443 /* GETHOSTBYNAME_R_PROTO:
1444 * This symbol encodes the prototype of gethostbyname_r.
1445 * It is zero if d_gethostbyname_r is undef, and one of the
1446 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostbyname_r
1449 #$d_gethostbyname_r HAS_GETHOSTBYNAME_R /**/
1450 #define GETHOSTBYNAME_R_PROTO $gethostbyname_r_proto /**/
1452 /* HAS_GETHOSTENT_R:
1453 * This symbol, if defined, indicates that the gethostent_r routine
1454 * is available to gethostent re-entrantly.
1456 /* GETHOSTENT_R_PROTO:
1457 * This symbol encodes the prototype of gethostent_r.
1458 * It is zero if d_gethostent_r is undef, and one of the
1459 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gethostent_r
1462 #$d_gethostent_r HAS_GETHOSTENT_R /**/
1463 #define GETHOSTENT_R_PROTO $gethostent_r_proto /**/
1465 /* HAS_GETHOST_PROTOS:
1466 * This symbol, if defined, indicates that <netdb.h> includes
1467 * prototypes for gethostent(), gethostbyname(), and
1468 * gethostbyaddr(). Otherwise, it is up to the program to guess
1469 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1471 #$d_gethostprotos HAS_GETHOST_PROTOS /**/
1474 * This symbol, if defined, indicates that the getlogin_r routine
1475 * is available to getlogin re-entrantly.
1477 /* GETLOGIN_R_PROTO:
1478 * This symbol encodes the prototype of getlogin_r.
1479 * It is zero if d_getlogin_r is undef, and one of the
1480 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getlogin_r
1483 #$d_getlogin_r HAS_GETLOGIN_R /**/
1484 #define GETLOGIN_R_PROTO $getlogin_r_proto /**/
1486 /* HAS_GETNETBYADDR:
1487 * This symbol, if defined, indicates that the getnetbyaddr() routine is
1488 * available to look up networks by their IP addresses.
1490 #$d_getnbyaddr HAS_GETNETBYADDR /**/
1492 /* HAS_GETNETBYNAME:
1493 * This symbol, if defined, indicates that the getnetbyname() routine is
1494 * available to look up networks by their names.
1496 #$d_getnbyname HAS_GETNETBYNAME /**/
1499 * This symbol, if defined, indicates that the getnetent() routine is
1500 * available to look up network names in some data base or another.
1502 #$d_getnent HAS_GETNETENT /**/
1504 /* HAS_GETNETBYADDR_R:
1505 * This symbol, if defined, indicates that the getnetbyaddr_r routine
1506 * is available to getnetbyaddr re-entrantly.
1508 /* GETNETBYADDR_R_PROTO:
1509 * This symbol encodes the prototype of getnetbyaddr_r.
1510 * It is zero if d_getnetbyaddr_r is undef, and one of the
1511 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyaddr_r
1514 #$d_getnetbyaddr_r HAS_GETNETBYADDR_R /**/
1515 #define GETNETBYADDR_R_PROTO $getnetbyaddr_r_proto /**/
1517 /* HAS_GETNETBYNAME_R:
1518 * This symbol, if defined, indicates that the getnetbyname_r routine
1519 * is available to getnetbyname re-entrantly.
1521 /* GETNETBYNAME_R_PROTO:
1522 * This symbol encodes the prototype of getnetbyname_r.
1523 * It is zero if d_getnetbyname_r is undef, and one of the
1524 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetbyname_r
1527 #$d_getnetbyname_r HAS_GETNETBYNAME_R /**/
1528 #define GETNETBYNAME_R_PROTO $getnetbyname_r_proto /**/
1531 * This symbol, if defined, indicates that the getnetent_r routine
1532 * is available to getnetent re-entrantly.
1534 /* GETNETENT_R_PROTO:
1535 * This symbol encodes the prototype of getnetent_r.
1536 * It is zero if d_getnetent_r is undef, and one of the
1537 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getnetent_r
1540 #$d_getnetent_r HAS_GETNETENT_R /**/
1541 #define GETNETENT_R_PROTO $getnetent_r_proto /**/
1543 /* HAS_GETNET_PROTOS:
1544 * This symbol, if defined, indicates that <netdb.h> includes
1545 * prototypes for getnetent(), getnetbyname(), and
1546 * getnetbyaddr(). Otherwise, it is up to the program to guess
1547 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1549 #$d_getnetprotos HAS_GETNET_PROTOS /**/
1552 * This symbol, if defined, indicates that the getprotoent() routine is
1553 * available to look up protocols in some data base or another.
1555 #$d_getpent HAS_GETPROTOENT /**/
1558 * This symbol, if defined, indicates that the getpgrp routine is
1559 * available to get the current process group.
1562 * This symbol, if defined, indicates that getpgrp needs one
1563 * arguments whereas USG one needs none.
1565 #$d_getpgrp HAS_GETPGRP /**/
1566 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
1568 /* HAS_GETPROTOBYNAME:
1569 * This symbol, if defined, indicates that the getprotobyname()
1570 * routine is available to look up protocols by their name.
1572 /* HAS_GETPROTOBYNUMBER:
1573 * This symbol, if defined, indicates that the getprotobynumber()
1574 * routine is available to look up protocols by their number.
1576 #$d_getpbyname HAS_GETPROTOBYNAME /**/
1577 #$d_getpbynumber HAS_GETPROTOBYNUMBER /**/
1579 /* HAS_GETPROTOBYNAME_R:
1580 * This symbol, if defined, indicates that the getprotobyname_r routine
1581 * is available to getprotobyname re-entrantly.
1583 /* GETPROTOBYNAME_R_PROTO:
1584 * This symbol encodes the prototype of getprotobyname_r.
1585 * It is zero if d_getprotobyname_r is undef, and one of the
1586 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobyname_r
1589 #$d_getprotobyname_r HAS_GETPROTOBYNAME_R /**/
1590 #define GETPROTOBYNAME_R_PROTO $getprotobyname_r_proto /**/
1592 /* HAS_GETPROTOBYNUMBER_R:
1593 * This symbol, if defined, indicates that the getprotobynumber_r routine
1594 * is available to getprotobynumber re-entrantly.
1596 /* GETPROTOBYNUMBER_R_PROTO:
1597 * This symbol encodes the prototype of getprotobynumber_r.
1598 * It is zero if d_getprotobynumber_r is undef, and one of the
1599 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotobynumber_r
1602 #$d_getprotobynumber_r HAS_GETPROTOBYNUMBER_R /**/
1603 #define GETPROTOBYNUMBER_R_PROTO $getprotobynumber_r_proto /**/
1605 /* HAS_GETPROTOENT_R:
1606 * This symbol, if defined, indicates that the getprotoent_r routine
1607 * is available to getprotoent re-entrantly.
1609 /* GETPROTOENT_R_PROTO:
1610 * This symbol encodes the prototype of getprotoent_r.
1611 * It is zero if d_getprotoent_r is undef, and one of the
1612 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getprotoent_r
1615 #$d_getprotoent_r HAS_GETPROTOENT_R /**/
1616 #define GETPROTOENT_R_PROTO $getprotoent_r_proto /**/
1618 /* HAS_GETPROTO_PROTOS:
1619 * This symbol, if defined, indicates that <netdb.h> includes
1620 * prototypes for getprotoent(), getprotobyname(), and
1621 * getprotobyaddr(). Otherwise, it is up to the program to guess
1622 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1624 #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/
1627 * This symbol, if defined, indicates that the getpwent routine is
1628 * available for sequential access of the passwd database.
1629 * If this is not available, the older getpw() function may be available.
1631 #$d_getpwent HAS_GETPWENT /**/
1634 * This symbol, if defined, indicates that the getpwent_r routine
1635 * is available to getpwent re-entrantly.
1637 /* GETPWENT_R_PROTO:
1638 * This symbol encodes the prototype of getpwent_r.
1639 * It is zero if d_getpwent_r is undef, and one of the
1640 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwent_r
1643 #$d_getpwent_r HAS_GETPWENT_R /**/
1644 #define GETPWENT_R_PROTO $getpwent_r_proto /**/
1647 * This symbol, if defined, indicates that the getpwnam_r routine
1648 * is available to getpwnam re-entrantly.
1650 /* GETPWNAM_R_PROTO:
1651 * This symbol encodes the prototype of getpwnam_r.
1652 * It is zero if d_getpwnam_r is undef, and one of the
1653 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwnam_r
1656 #$d_getpwnam_r HAS_GETPWNAM_R /**/
1657 #define GETPWNAM_R_PROTO $getpwnam_r_proto /**/
1660 * This symbol, if defined, indicates that the getpwuid_r routine
1661 * is available to getpwuid re-entrantly.
1663 /* GETPWUID_R_PROTO:
1664 * This symbol encodes the prototype of getpwuid_r.
1665 * It is zero if d_getpwuid_r is undef, and one of the
1666 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getpwuid_r
1669 #$d_getpwuid_r HAS_GETPWUID_R /**/
1670 #define GETPWUID_R_PROTO $getpwuid_r_proto /**/
1673 * This symbol, if defined, indicates that the getservent() routine is
1674 * available to look up network services in some data base or another.
1676 #$d_getsent HAS_GETSERVENT /**/
1678 /* HAS_GETSERVBYNAME_R:
1679 * This symbol, if defined, indicates that the getservbyname_r routine
1680 * is available to getservbyname re-entrantly.
1682 /* GETSERVBYNAME_R_PROTO:
1683 * This symbol encodes the prototype of getservbyname_r.
1684 * It is zero if d_getservbyname_r is undef, and one of the
1685 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyname_r
1688 #$d_getservbyname_r HAS_GETSERVBYNAME_R /**/
1689 #define GETSERVBYNAME_R_PROTO $getservbyname_r_proto /**/
1691 /* HAS_GETSERVBYPORT_R:
1692 * This symbol, if defined, indicates that the getservbyport_r routine
1693 * is available to getservbyport re-entrantly.
1695 /* GETSERVBYPORT_R_PROTO:
1696 * This symbol encodes the prototype of getservbyport_r.
1697 * It is zero if d_getservbyport_r is undef, and one of the
1698 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservbyport_r
1701 #$d_getservbyport_r HAS_GETSERVBYPORT_R /**/
1702 #define GETSERVBYPORT_R_PROTO $getservbyport_r_proto /**/
1704 /* HAS_GETSERVENT_R:
1705 * This symbol, if defined, indicates that the getservent_r routine
1706 * is available to getservent re-entrantly.
1708 /* GETSERVENT_R_PROTO:
1709 * This symbol encodes the prototype of getservent_r.
1710 * It is zero if d_getservent_r is undef, and one of the
1711 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getservent_r
1714 #$d_getservent_r HAS_GETSERVENT_R /**/
1715 #define GETSERVENT_R_PROTO $getservent_r_proto /**/
1717 /* HAS_GETSERV_PROTOS:
1718 * This symbol, if defined, indicates that <netdb.h> includes
1719 * prototypes for getservent(), getservbyname(), and
1720 * getservbyaddr(). Otherwise, it is up to the program to guess
1721 * them. See netdbtype.U for probing for various Netdb_xxx_t types.
1723 #$d_getservprotos HAS_GETSERV_PROTOS /**/
1726 * This symbol, if defined, indicates that the getspnam_r routine
1727 * is available to getspnam re-entrantly.
1729 /* GETSPNAM_R_PROTO:
1730 * This symbol encodes the prototype of getspnam_r.
1731 * It is zero if d_getspnam_r is undef, and one of the
1732 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_getspnam_r
1735 #$d_getspnam_r HAS_GETSPNAM_R /**/
1736 #define GETSPNAM_R_PROTO $getspnam_r_proto /**/
1738 /* HAS_GETSERVBYNAME:
1739 * This symbol, if defined, indicates that the getservbyname()
1740 * routine is available to look up services by their name.
1742 /* HAS_GETSERVBYPORT:
1743 * This symbol, if defined, indicates that the getservbyport()
1744 * routine is available to look up services by their port.
1746 #$d_getsbyname HAS_GETSERVBYNAME /**/
1747 #$d_getsbyport HAS_GETSERVBYPORT /**/
1750 * This symbol, if defined, indicates that the gmtime_r routine
1751 * is available to gmtime re-entrantly.
1754 * This symbol encodes the prototype of gmtime_r.
1755 * It is zero if d_gmtime_r is undef, and one of the
1756 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_gmtime_r
1759 #$d_gmtime_r HAS_GMTIME_R /**/
1760 #define GMTIME_R_PROTO $gmtime_r_proto /**/
1763 * This symbol, if defined, indicates that the htonl() routine (and
1764 * friends htons() ntohl() ntohs()) are available to do network
1765 * order byte swapping.
1768 * This symbol, if defined, indicates that the htons() routine (and
1769 * friends htonl() ntohl() ntohs()) are available to do network
1770 * order byte swapping.
1773 * This symbol, if defined, indicates that the ntohl() routine (and
1774 * friends htonl() htons() ntohs()) are available to do network
1775 * order byte swapping.
1778 * This symbol, if defined, indicates that the ntohs() routine (and
1779 * friends htonl() htons() ntohl()) are available to do network
1780 * order byte swapping.
1782 #$d_htonl HAS_HTONL /**/
1783 #$d_htonl HAS_HTONS /**/
1784 #$d_htonl HAS_NTOHL /**/
1785 #$d_htonl HAS_NTOHS /**/
1788 * This symbol, if defined, indicates that the localtime_r routine
1789 * is available to localtime re-entrantly.
1791 /* LOCALTIME_R_NEEDS_TZSET:
1792 * Many libc's localtime_r implementations do not call tzset,
1793 * making them differ from localtime(), and making timezone
1794 * changes using $ENV{TZ} without explicitly calling tzset
1795 * impossible. This symbol makes us call tzset before localtime_r
1797 #$d_localtime_r_needs_tzset LOCALTIME_R_NEEDS_TZSET /**/
1798 #ifdef LOCALTIME_R_NEEDS_TZSET
1799 #define L_R_TZSET tzset(),
1804 /* LOCALTIME_R_PROTO:
1805 * This symbol encodes the prototype of localtime_r.
1806 * It is zero if d_localtime_r is undef, and one of the
1807 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_localtime_r
1810 #$d_localtime_r HAS_LOCALTIME_R /**/
1811 #define LOCALTIME_R_PROTO $localtime_r_proto /**/
1814 * This symbol will be defined if the C compiler supports long
1818 * This symbol contains the size of a long double, so that the
1819 * C preprocessor can make decisions based on it. It is only
1820 * defined if the system supports long doubles.
1822 #$d_longdbl HAS_LONG_DOUBLE /**/
1823 #ifdef HAS_LONG_DOUBLE
1824 #define LONG_DOUBLESIZE $longdblsize /**/
1828 * This symbol will be defined if the C compiler supports long long.
1831 * This symbol contains the size of a long long, so that the
1832 * C preprocessor can make decisions based on it. It is only
1833 * defined if the system supports long long.
1835 #$d_longlong HAS_LONG_LONG /**/
1836 #ifdef HAS_LONG_LONG
1837 #define LONGLONGSIZE $longlongsize /**/
1841 * This symbol, if defined, indicates that the system provides
1842 * a prototype for the lseek() function. Otherwise, it is up
1843 * to the program to supply one. A good guess is
1844 * extern off_t lseek(int, off_t, int);
1846 #$d_lseekproto HAS_LSEEK_PROTO /**/
1849 * This symbol, if defined, indicates that the memchr routine is available
1850 * to locate characters within a C string.
1852 #$d_memchr HAS_MEMCHR /**/
1855 * This symbol, if defined, indicates that the mkstemp routine is
1856 * available to exclusively create and open a uniquely named
1859 #$d_mkstemp HAS_MKSTEMP /**/
1862 * This symbol, if defined, indicates that the mmap system call is
1863 * available to map a file into memory.
1866 * This symbol holds the return type of the mmap() system call
1867 * (and simultaneously the type of the first argument).
1868 * Usually set to 'void *' or 'caddr_t'.
1870 #$d_mmap HAS_MMAP /**/
1871 #define Mmap_t $mmaptype /**/
1874 * This symbol, if defined, indicates that the entire msg*(2) library is
1875 * supported (IPC mechanism based on message queues).
1877 #$d_msg HAS_MSG /**/
1880 * This symbol, if defined, indicates that the poll routine is
1881 * available to poll active file descriptors. You may safely
1882 * include <poll.h> when both this symbol *and* I_POLL are defined.
1884 #$d_poll HAS_POLL /**/
1886 /* OLD_PTHREAD_CREATE_JOINABLE:
1887 * This symbol, if defined, indicates how to create pthread
1888 * in joinable (aka undetached) state. NOTE: not defined
1889 * if pthread.h already has defined PTHREAD_CREATE_JOINABLE
1890 * (the new version of the constant).
1891 * If defined, known values are PTHREAD_CREATE_UNDETACHED
1894 #$d_old_pthread_create_joinable OLD_PTHREAD_CREATE_JOINABLE $old_pthread_create_joinable /**/
1896 /* HAS_PTHREAD_ATFORK:
1897 * This symbol, if defined, indicates that the pthread_atfork routine
1898 * is available to setup fork handlers.
1900 #$d_pthread_atfork HAS_PTHREAD_ATFORK /**/
1902 /* HAS_PTHREAD_YIELD:
1903 * This symbol, if defined, indicates that the pthread_yield
1904 * routine is available to yield the execution of the current
1905 * thread. sched_yield is preferable to pthread_yield.
1908 * This symbol defines the way to yield the execution of
1909 * the current thread. Known ways are sched_yield,
1910 * pthread_yield, and pthread_yield with NULL.
1913 * This symbol, if defined, indicates that the sched_yield
1914 * routine is available to yield the execution of the current
1915 * thread. sched_yield is preferable to pthread_yield.
1917 #$d_pthread_yield HAS_PTHREAD_YIELD /**/
1918 #define SCHED_YIELD $sched_yield /**/
1919 #$d_sched_yield HAS_SCHED_YIELD /**/
1922 * This symbol, if defined, indicates that the random_r routine
1923 * is available to random re-entrantly.
1926 * This symbol encodes the prototype of random_r.
1927 * It is zero if d_random_r is undef, and one of the
1928 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_random_r
1931 #$d_random_r HAS_RANDOM_R /**/
1932 #define RANDOM_R_PROTO $random_r_proto /**/
1935 * This symbol, if defined, indicates that the readdir64_r routine
1936 * is available to readdir64 re-entrantly.
1938 /* READDIR64_R_PROTO:
1939 * This symbol encodes the prototype of readdir64_r.
1940 * It is zero if d_readdir64_r is undef, and one of the
1941 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir64_r
1944 #$d_readdir64_r HAS_READDIR64_R /**/
1945 #define READDIR64_R_PROTO $readdir64_r_proto /**/
1948 * This symbol, if defined, indicates that the readdir_r routine
1949 * is available to readdir re-entrantly.
1952 * This symbol encodes the prototype of readdir_r.
1953 * It is zero if d_readdir_r is undef, and one of the
1954 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_readdir_r
1957 #$d_readdir_r HAS_READDIR_R /**/
1958 #define READDIR_R_PROTO $readdir_r_proto /**/
1961 * This symbol, if defined, indicates that the entire sem*(2) library is
1964 #$d_sem HAS_SEM /**/
1967 * This symbol, if defined, indicates that the setgrent routine is
1968 * available for initializing sequential access of the group database.
1970 #$d_setgrent HAS_SETGRENT /**/
1973 * This symbol, if defined, indicates that the setgrent_r routine
1974 * is available to setgrent re-entrantly.
1976 /* SETGRENT_R_PROTO:
1977 * This symbol encodes the prototype of setgrent_r.
1978 * It is zero if d_setgrent_r is undef, and one of the
1979 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setgrent_r
1982 #$d_setgrent_r HAS_SETGRENT_R /**/
1983 #define SETGRENT_R_PROTO $setgrent_r_proto /**/
1986 * This symbol, if defined, indicates that the setgroups() routine is
1987 * available to set the list of process groups. If unavailable, multiple
1988 * groups are probably not supported.
1990 #$d_setgrps HAS_SETGROUPS /**/
1993 * This symbol, if defined, indicates that the sethostent() routine is
1996 #$d_sethent HAS_SETHOSTENT /**/
1998 /* HAS_SETHOSTENT_R:
1999 * This symbol, if defined, indicates that the sethostent_r routine
2000 * is available to sethostent re-entrantly.
2002 /* SETHOSTENT_R_PROTO:
2003 * This symbol encodes the prototype of sethostent_r.
2004 * It is zero if d_sethostent_r is undef, and one of the
2005 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_sethostent_r
2008 #$d_sethostent_r HAS_SETHOSTENT_R /**/
2009 #define SETHOSTENT_R_PROTO $sethostent_r_proto /**/
2012 * This symbol, if defined, indicates that the setlocale_r routine
2013 * is available to setlocale re-entrantly.
2015 /* SETLOCALE_R_PROTO:
2016 * This symbol encodes the prototype of setlocale_r.
2017 * It is zero if d_setlocale_r is undef, and one of the
2018 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setlocale_r
2021 #$d_setlocale_r HAS_SETLOCALE_R /**/
2022 #define SETLOCALE_R_PROTO $setlocale_r_proto /**/
2025 * This symbol, if defined, indicates that the setnetent() routine is
2028 #$d_setnent HAS_SETNETENT /**/
2031 * This symbol, if defined, indicates that the setnetent_r routine
2032 * is available to setnetent re-entrantly.
2034 /* SETNETENT_R_PROTO:
2035 * This symbol encodes the prototype of setnetent_r.
2036 * It is zero if d_setnetent_r is undef, and one of the
2037 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setnetent_r
2040 #$d_setnetent_r HAS_SETNETENT_R /**/
2041 #define SETNETENT_R_PROTO $setnetent_r_proto /**/
2044 * This symbol, if defined, indicates that the setprotoent() routine is
2047 #$d_setpent HAS_SETPROTOENT /**/
2050 * This symbol, if defined, indicates that the setpgrp routine is
2051 * available to set the current process group.
2054 * This symbol, if defined, indicates that setpgrp needs two
2055 * arguments whereas USG one needs none. See also HAS_SETPGID
2056 * for a POSIX interface.
2058 #$d_setpgrp HAS_SETPGRP /**/
2059 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
2061 /* HAS_SETPROTOENT_R:
2062 * This symbol, if defined, indicates that the setprotoent_r routine
2063 * is available to setprotoent re-entrantly.
2065 /* SETPROTOENT_R_PROTO:
2066 * This symbol encodes the prototype of setprotoent_r.
2067 * It is zero if d_setprotoent_r is undef, and one of the
2068 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setprotoent_r
2071 #$d_setprotoent_r HAS_SETPROTOENT_R /**/
2072 #define SETPROTOENT_R_PROTO $setprotoent_r_proto /**/
2075 * This symbol, if defined, indicates that the setpwent routine is
2076 * available for initializing sequential access of the passwd database.
2078 #$d_setpwent HAS_SETPWENT /**/
2081 * This symbol, if defined, indicates that the setpwent_r routine
2082 * is available to setpwent re-entrantly.
2084 /* SETPWENT_R_PROTO:
2085 * This symbol encodes the prototype of setpwent_r.
2086 * It is zero if d_setpwent_r is undef, and one of the
2087 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setpwent_r
2090 #$d_setpwent_r HAS_SETPWENT_R /**/
2091 #define SETPWENT_R_PROTO $setpwent_r_proto /**/
2094 * This symbol, if defined, indicates that the setservent() routine is
2097 #$d_setsent HAS_SETSERVENT /**/
2099 /* HAS_SETSERVENT_R:
2100 * This symbol, if defined, indicates that the setservent_r routine
2101 * is available to setservent re-entrantly.
2103 /* SETSERVENT_R_PROTO:
2104 * This symbol encodes the prototype of setservent_r.
2105 * It is zero if d_setservent_r is undef, and one of the
2106 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_setservent_r
2109 #$d_setservent_r HAS_SETSERVENT_R /**/
2110 #define SETSERVENT_R_PROTO $setservent_r_proto /**/
2113 * This symbol, if defined, indicates that the setvbuf routine is
2114 * available to change buffering on an open stdio stream.
2115 * to a line-buffered mode.
2117 #$d_setvbuf HAS_SETVBUF /**/
2120 * This symbol, if defined, indicates that the entire shm*(2) library is
2123 #$d_shm HAS_SHM /**/
2126 * This symbol holds the return type of the shmat() system call.
2127 * Usually set to 'void *' or 'char *'.
2129 /* HAS_SHMAT_PROTOTYPE:
2130 * This symbol, if defined, indicates that the sys/shm.h includes
2131 * a prototype for shmat(). Otherwise, it is up to the program to
2132 * guess one. Shmat_t shmat(int, Shmat_t, int) is a good guess,
2133 * but not always right so it should be emitted by the program only
2134 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
2136 #define Shmat_t $shmattype /**/
2137 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
2140 * This symbol, if defined, indicates that the BSD socket interface is
2144 * This symbol, if defined, indicates that the BSD socketpair() call is
2148 * This symbol, if defined, indicates that the MSG_CTRUNC is supported.
2149 * Checking just with #ifdef might not be enough because this symbol
2150 * has been known to be an enum.
2152 /* HAS_MSG_DONTROUTE:
2153 * This symbol, if defined, indicates that the MSG_DONTROUTE is supported.
2154 * Checking just with #ifdef might not be enough because this symbol
2155 * has been known to be an enum.
2158 * This symbol, if defined, indicates that the MSG_OOB is supported.
2159 * Checking just with #ifdef might not be enough because this symbol
2160 * has been known to be an enum.
2163 * This symbol, if defined, indicates that the MSG_PEEK is supported.
2164 * Checking just with #ifdef might not be enough because this symbol
2165 * has been known to be an enum.
2168 * This symbol, if defined, indicates that the MSG_PROXY is supported.
2169 * Checking just with #ifdef might not be enough because this symbol
2170 * has been known to be an enum.
2173 * This symbol, if defined, indicates that the SCM_RIGHTS is supported.
2174 * Checking just with #ifdef might not be enough because this symbol
2175 * has been known to be an enum.
2177 #$d_socket HAS_SOCKET /**/
2178 #$d_sockpair HAS_SOCKETPAIR /**/
2179 #$d_msg_ctrunc HAS_MSG_CTRUNC /**/
2180 #$d_msg_dontroute HAS_MSG_DONTROUTE /**/
2181 #$d_msg_oob HAS_MSG_OOB /**/
2182 #$d_msg_peek HAS_MSG_PEEK /**/
2183 #$d_msg_proxy HAS_MSG_PROXY /**/
2184 #$d_scm_rights HAS_SCM_RIGHTS /**/
2187 * This symbol, if defined, indicates that the srand48_r routine
2188 * is available to srand48 re-entrantly.
2191 * This symbol encodes the prototype of srand48_r.
2192 * It is zero if d_srand48_r is undef, and one of the
2193 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srand48_r
2196 #$d_srand48_r HAS_SRAND48_R /**/
2197 #define SRAND48_R_PROTO $srand48_r_proto /**/
2200 * This symbol, if defined, indicates that the srandom_r routine
2201 * is available to srandom re-entrantly.
2204 * This symbol encodes the prototype of srandom_r.
2205 * It is zero if d_srandom_r is undef, and one of the
2206 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_srandom_r
2209 #$d_srandom_r HAS_SRANDOM_R /**/
2210 #define SRANDOM_R_PROTO $srandom_r_proto /**/
2213 * This symbol is defined if this system has a stat structure declaring
2214 * st_blksize and st_blocks.
2216 #ifndef USE_STAT_BLOCKS
2217 #$d_statblks USE_STAT_BLOCKS /**/
2221 * This symbol, if defined, indicates that the strerror routine is
2222 * available to translate error numbers to strings. See the writeup
2223 * of Strerror() in this file before you try to define your own.
2226 * This symbol, if defined, indicates that the sys_errlist array is
2227 * available to translate error numbers to strings. The extern int
2228 * sys_nerr gives the size of that table.
2231 * This preprocessor symbol is defined as a macro if strerror() is
2232 * not available to translate error numbers to strings but sys_errlist[]
2235 #$d_strerror HAS_STRERROR /**/
2236 #$d_syserrlst HAS_SYS_ERRLIST /**/
2237 #define Strerror(e) $d_strerrm
2240 * This symbol, if defined, indicates that the strerror_r routine
2241 * is available to strerror re-entrantly.
2243 /* STRERROR_R_PROTO:
2244 * This symbol encodes the prototype of strerror_r.
2245 * It is zero if d_strerror_r is undef, and one of the
2246 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_strerror_r
2249 #$d_strerror_r HAS_STRERROR_R /**/
2250 #define STRERROR_R_PROTO $strerror_r_proto /**/
2253 * This symbol, if defined, indicates that the strtoul routine is
2254 * available to provide conversion of strings to unsigned long.
2256 #$d_strtoul HAS_STRTOUL /**/
2259 * This symbol, if defined, indicates that the time() routine exists.
2262 * This symbol holds the type returned by time(). It can be long,
2263 * or time_t on BSD sites (in which case <sys/types.h> should be
2266 #$d_time HAS_TIME /**/
2267 #define Time_t $timetype /* Time type */
2270 * This symbol, if defined, indicates that the times() routine exists.
2271 * Note that this became obsolete on some systems (SUNOS), which now
2272 * use getrusage(). It may be necessary to include <sys/times.h>.
2274 #$d_times HAS_TIMES /**/
2277 * This symbol, if defined, indicates that the tmpnam_r routine
2278 * is available to tmpnam re-entrantly.
2281 * This symbol encodes the prototype of tmpnam_r.
2282 * It is zero if d_tmpnam_r is undef, and one of the
2283 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_tmpnam_r
2286 #$d_tmpnam_r HAS_TMPNAM_R /**/
2287 #define TMPNAM_R_PROTO $tmpnam_r_proto /**/
2290 * This symbol, if defined, indicates that the ttyname_r routine
2291 * is available to ttyname re-entrantly.
2294 * This symbol encodes the prototype of ttyname_r.
2295 * It is zero if d_ttyname_r is undef, and one of the
2296 * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ttyname_r
2299 #$d_ttyname_r HAS_TTYNAME_R /**/
2300 #define TTYNAME_R_PROTO $ttyname_r_proto /**/
2303 * This symbol, if defined, indicates that the union semun is
2304 * defined by including <sys/sem.h>. If not, the user code
2305 * probably needs to define it as:
2308 * struct semid_ds *buf;
2309 * unsigned short *array;
2312 /* USE_SEMCTL_SEMUN:
2313 * This symbol, if defined, indicates that union semun is
2314 * used for semctl IPC_STAT.
2316 /* USE_SEMCTL_SEMID_DS:
2317 * This symbol, if defined, indicates that struct semid_ds * is
2318 * used for semctl IPC_STAT.
2320 #$d_union_semun HAS_UNION_SEMUN /**/
2321 #$d_semctl_semun USE_SEMCTL_SEMUN /**/
2322 #$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/
2325 * This symbol, if defined, indicates that vfork() exists.
2327 #$d_vfork HAS_VFORK /**/
2330 * This symbol, if defined, indicates that an emulation of the
2331 * fork routine is available.
2333 #$d_pseudofork HAS_PSEUDOFORK /**/
2336 * This symbol's value is either "void" or "int", corresponding to the
2337 * appropriate return type of a signal handler. Thus, you can declare
2338 * a signal handler using "Signal_t (*handler)()", and define the
2339 * handler using "Signal_t handler(sig)".
2341 #define Signal_t $signal_t /* Signal handler's return type */
2344 * This symbol holds the type used to declare file positions in libc.
2345 * It can be fpos_t, long, uint, etc... It may be necessary to include
2346 * <sys/types.h> to get any typedef'ed information.
2348 #define Fpos_t $fpostype /* File position type */
2351 * This symbol defines the format string used for printing a Gid_t.
2353 #define Gid_t_f $gidformat /**/
2356 * This symbol holds the signedess of a Gid_t.
2357 * 1 for unsigned, -1 for signed.
2359 #define Gid_t_sign $gidsign /* GID sign */
2362 * This symbol holds the size of a Gid_t in bytes.
2364 #define Gid_t_size $gidsize /* GID size */
2367 * This symbol holds the return type of getgid() and the type of
2368 * argument to setrgid() and related functions. Typically,
2369 * it is the type of group ids in the kernel. It can be int, ushort,
2370 * gid_t, etc... It may be necessary to include <sys/types.h> to get
2371 * any typedef'ed information.
2373 #define Gid_t $gidtype /* Type for getgid(), etc... */
2376 * This symbol holds the type used for the second argument to
2377 * getgroups() and setgroups(). Usually, this is the same as
2378 * gidtype (gid_t) , but sometimes it isn't.
2379 * It can be int, ushort, gid_t, etc...
2380 * It may be necessary to include <sys/types.h> to get any
2381 * typedef'ed information. This is only required if you have
2382 * getgroups() or setgroups()..
2384 #if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
2385 #define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */
2389 * This symbol, if defined, indicates to the C program that it should
2393 * This symbol, if defined, indicates to the C program that struct group
2394 * in <grp.h> contains gr_passwd.
2397 #$d_grpasswd GRPASSWD /**/
2400 * This symbol, if defined, indicates to the C program that it should
2401 * include <mach/cthreads.h>.
2403 #$i_machcthr I_MACH_CTHREADS /**/
2406 * This symbol, if defined, indicates that <ndbm.h> exists and should
2409 #$i_ndbm I_NDBM /**/
2412 * This symbol, if defined, indicates that <netdb.h> exists and
2413 * should be included.
2415 #$i_netdb I_NETDB /**/
2418 * This symbol, if defined, indicates to the C program that it should
2419 * include <pthread.h>.
2421 #$i_pthread I_PTHREAD /**/
2424 * This symbol, if defined, indicates to the C program that it should
2428 * This symbol, if defined, indicates to the C program that struct passwd
2429 * contains pw_quota.
2432 * This symbol, if defined, indicates to the C program that struct passwd
2436 * This symbol, if defined, indicates to the C program that struct passwd
2437 * contains pw_change.
2440 * This symbol, if defined, indicates to the C program that struct passwd
2441 * contains pw_class.
2444 * This symbol, if defined, indicates to the C program that struct passwd
2445 * contains pw_expire.
2448 * This symbol, if defined, indicates to the C program that struct passwd
2449 * contains pw_comment.
2452 * This symbol, if defined, indicates to the C program that struct passwd
2453 * contains pw_gecos.
2456 * This symbol, if defined, indicates to the C program that struct passwd
2457 * contains pw_passwd.
2460 #$d_pwquota PWQUOTA /**/
2461 #$d_pwage PWAGE /**/
2462 #$d_pwchange PWCHANGE /**/
2463 #$d_pwclass PWCLASS /**/
2464 #$d_pwexpire PWEXPIRE /**/
2465 #$d_pwcomment PWCOMMENT /**/
2466 #$d_pwgecos PWGECOS /**/
2467 #$d_pwpasswd PWPASSWD /**/
2470 * This symbol, if defined, indicates to the C program that it should
2471 * include <sys/access.h>.
2473 #$i_sysaccess I_SYS_ACCESS /**/
2476 * This symbol, if defined, indicates to the C program that it should
2477 * include <sys/security.h>.
2479 #$i_syssecrt I_SYS_SECURITY /**/
2482 * This symbol, if defined, indicates that <sys/uio.h> exists and
2483 * should be included.
2485 #$i_sysuio I_SYSUIO /**/
2488 * This symbol, if defined, indicates that <stdarg.h> exists and should
2492 * This symbol, if defined, indicates to the C program that it should
2493 * include <varargs.h>.
2495 #$i_stdarg I_STDARG /**/
2496 #$i_varargs I_VARARGS /**/
2498 /* PERL_INC_VERSION_LIST:
2499 * This variable specifies the list of subdirectories in over
2500 * which perl.c:incpush() and lib/lib.pm will automatically
2501 * search when adding directories to @INC, in a format suitable
2502 * for a C initialization string. See the inc_version_list entry
2503 * in Porting/Glossary for more details.
2505 #$d_inc_version_list PERL_INC_VERSION_LIST $inc_version_list_init /**/
2507 /* INSTALL_USR_BIN_PERL:
2508 * This symbol, if defined, indicates that Perl is to be installed
2509 * also as /usr/bin/perl.
2511 #$installusrbinperl INSTALL_USR_BIN_PERL /**/
2514 * This symbol holds the type used to declare offsets in the kernel.
2515 * It can be int, long, off_t, etc... It may be necessary to include
2516 * <sys/types.h> to get any typedef'ed information.
2519 * This symbol holds the number of bytes used by the Off_t.
2522 * This symbol holds the number of bytes used by the Off_t.
2524 #define Off_t $lseektype /* <offset> type */
2525 #define LSEEKSIZE $lseeksize /* <offset> size */
2526 #define Off_t_size $lseeksize /* <offset> size */
2529 * This variable contains the return type of free(). It is usually
2530 * void, but occasionally int.
2533 * This symbol is the type of pointer returned by malloc and realloc.
2535 #define Malloc_t $malloctype /**/
2536 #define Free_t $freetype /**/
2538 /* PERL_MALLOC_WRAP:
2539 * This symbol, if defined, indicates that we'd like malloc wrap checks.
2541 #$usemallocwrap PERL_MALLOC_WRAP /**/
2544 * This symbol, if defined, indicates that we're using our own malloc.
2546 #$d_mymalloc MYMALLOC /**/
2549 * This symbol holds the type used to declare file modes
2550 * for systems calls. It is usually mode_t, but may be
2551 * int or unsigned short. It may be necessary to include <sys/types.h>
2552 * to get any typedef'ed information.
2554 #define Mode_t $modetype /* file mode parameter for system calls */
2557 * This symbol holds the type used for the 1st argument
2558 * to gethostbyaddr().
2561 * This symbol holds the type used for the 2nd argument
2562 * to gethostbyaddr().
2565 * This symbol holds the type used for the argument to
2569 * This symbol holds the type used for the 1st argument to
2572 #define Netdb_host_t $netdb_host_type /**/
2573 #define Netdb_hlen_t $netdb_hlen_type /**/
2574 #define Netdb_name_t $netdb_name_type /**/
2575 #define Netdb_net_t $netdb_net_type /**/
2577 /* PERL_OTHERLIBDIRS:
2578 * This variable contains a colon-separated set of paths for the perl
2579 * binary to search for additional library files or modules.
2580 * These directories will be tacked to the end of @INC.
2581 * Perl will automatically search below each path for version-
2582 * and architecture-specific directories. See PERL_INC_VERSION_LIST
2585 #$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/
2588 * This symbol holds the type used to declare process ids in the kernel.
2589 * It can be int, uint, pid_t, etc... It may be necessary to include
2590 * <sys/types.h> to get any typedef'ed information.
2592 #define Pid_t $pidtype /* PID type */
2595 * This symbol contains the name of the private library for this package.
2596 * The library is private in the sense that it needn't be in anyone's
2597 * execution path, but it should be accessible by the world. The program
2598 * should be prepared to do ~ expansion.
2601 * This symbol contains the ~name expanded version of PRIVLIB, to be used
2602 * in programs that are not prepared to deal with ~ expansion at run-time.
2604 #define PRIVLIB "$privlib" /**/
2605 #define PRIVLIB_EXP "$privlibexp" /**/
2608 * If defined, this macro indicates that the C compiler can handle
2609 * function prototypes.
2612 * This macro is used to declare function parameters for folks who want
2613 * to make declarations with prototypes using a different style than
2614 * the above macros. Use double parentheses. For example:
2616 * int main _((int argc, char *argv[]));
2618 #$prototype CAN_PROTOTYPE /**/
2619 #ifdef CAN_PROTOTYPE
2620 #define _(args) args
2626 * This symbol holds the type used for the 2nd, 3rd, and 4th
2627 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
2628 * is defined, and 'int *' otherwise. This is only useful if you
2629 * have select(), of course.
2631 #define Select_fd_set_t $selecttype /**/
2634 * This symbol contains the full pathname to the shell used on this
2635 * on this system to execute Bourne shell scripts. Usually, this will be
2636 * /bin/sh, though it's possible that some systems will have /bin/ksh,
2637 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
2640 #define SH_PATH "$sh" /**/
2643 * This symbol contains a list of signal names in order of
2644 * signal number. This is intended
2645 * to be used as a static array initialization, like this:
2646 * char *sig_name[] = { SIG_NAME };
2647 * The signals in the list are separated with commas, and each signal
2648 * is surrounded by double quotes. There is no leading SIG in the signal
2649 * name, i.e. SIGQUIT is known as "QUIT".
2650 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
2651 * etc., where nn is the actual signal number (e.g. NUM37).
2652 * The signal number for sig_name[i] is stored in sig_num[i].
2653 * The last element is 0 to terminate the list with a NULL. This
2654 * corresponds to the 0 at the end of the sig_name_init list.
2655 * Note that this variable is initialized from the sig_name_init,
2656 * not from sig_name (which is unused).
2659 * This symbol contains a list of signal numbers, in the same order as the
2660 * SIG_NAME list. It is suitable for static array initialization, as in:
2661 * int sig_num[] = { SIG_NUM };
2662 * The signals in the list are separated with commas, and the indices
2663 * within that list and the SIG_NAME list match, so it's easy to compute
2664 * the signal name from a number or vice versa at the price of a small
2665 * dynamic linear lookup.
2666 * Duplicates are allowed, but are moved to the end of the list.
2667 * The signal number corresponding to sig_name[i] is sig_number[i].
2668 * if (i < NSIG) then sig_number[i] == i.
2669 * The last element is 0, corresponding to the 0 at the end of
2670 * the sig_name_init list.
2671 * Note that this variable is initialized from the sig_num_init,
2672 * not from sig_num (which is unused).
2675 * This variable contains the number of elements of the SIG_NAME
2676 * and SIG_NUM arrays, excluding the final NULL entry.
2678 #define SIG_NAME $sig_name_init /**/
2679 #define SIG_NUM $sig_num_init /**/
2680 #define SIG_SIZE $sig_size /**/
2683 * This symbol contains the name of the private library for this package.
2684 * The library is private in the sense that it needn't be in anyone's
2685 * execution path, but it should be accessible by the world. The program
2686 * should be prepared to do ~ expansion.
2687 * The standard distribution will put nothing in this directory.
2688 * After perl has been installed, users may install their own local
2689 * architecture-dependent modules in this directory with
2690 * MakeMaker Makefile.PL
2691 * or equivalent. See INSTALL for details.
2694 * This symbol contains the ~name expanded version of SITEARCH, to be used
2695 * in programs that are not prepared to deal with ~ expansion at run-time.
2697 #$d_sitearch SITEARCH "$sitearch" /**/
2698 #$d_sitearch SITEARCH_EXP "$sitearchexp" /**/
2701 * This symbol contains the name of the private library for this package.
2702 * The library is private in the sense that it needn't be in anyone's
2703 * execution path, but it should be accessible by the world. The program
2704 * should be prepared to do ~ expansion.
2705 * The standard distribution will put nothing in this directory.
2706 * After perl has been installed, users may install their own local
2707 * architecture-independent modules in this directory with
2708 * MakeMaker Makefile.PL
2709 * or equivalent. See INSTALL for details.
2712 * This symbol contains the ~name expanded version of SITELIB, to be used
2713 * in programs that are not prepared to deal with ~ expansion at run-time.
2716 * This define is SITELIB_EXP with any trailing version-specific component
2717 * removed. The elements in inc_version_list (inc_version_list.U) can
2718 * be tacked onto this variable to generate a list of directories to search.
2720 #define SITELIB "$sitelib" /**/
2721 #define SITELIB_EXP "$sitelibexp" /**/
2722 #define SITELIB_STEM "$sitelib_stem" /**/
2725 * This symbol holds the size of a Size_t in bytes.
2727 #define Size_t_size $sizesize /* */
2730 * This symbol holds the type used to declare length parameters
2731 * for string functions. It is usually size_t, but may be
2732 * unsigned long, int, etc. It may be necessary to include
2733 * <sys/types.h> to get any typedef'ed information.
2735 #define Size_t $sizetype /* length paramater for string functions */
2738 * This symbol holds the type used for the size argument of
2739 * various socket calls (just the base type, not the pointer-to).
2741 #define Sock_size_t $socksizetype /**/
2744 * This symbol is defined to be the type of char used in stdio.h.
2745 * It has the values "unsigned char" or "char".
2747 #define STDCHAR $stdchar /**/
2750 * This symbol defines the format string used for printing a Uid_t.
2752 #define Uid_t_f $uidformat /**/
2755 * This symbol holds the signedess of a Uid_t.
2756 * 1 for unsigned, -1 for signed.
2758 #define Uid_t_sign $uidsign /* UID sign */
2761 * This symbol holds the size of a Uid_t in bytes.
2763 #define Uid_t_size $uidsize /* UID size */
2766 * This symbol holds the type used to declare user ids in the kernel.
2767 * It can be int, ushort, uid_t, etc... It may be necessary to include
2768 * <sys/types.h> to get any typedef'ed information.
2770 #define Uid_t $uidtype /* UID type */
2773 * This symbol, if defined, indicates that Perl should be built to
2774 * use the interpreter-based threading implementation.
2777 * This symbol, if defined, indicates that Perl should be built to
2778 * use the 5.005-based threading implementation.
2779 * Only valid up to 5.8.x.
2781 /* OLD_PTHREADS_API:
2782 * This symbol, if defined, indicates that Perl should
2783 * be built to use the old draft POSIX threads API.
2785 /* USE_REENTRANT_API:
2786 * This symbol, if defined, indicates that Perl should
2787 * try to use the various _r versions of library functions.
2788 * This is extremely experimental.
2790 #$use5005threads USE_5005THREADS /**/
2791 #$useithreads USE_ITHREADS /**/
2792 #if defined(USE_5005THREADS) && !defined(USE_ITHREADS)
2793 #define USE_THREADS /* until src is revised*/
2795 #$d_oldpthreads OLD_PTHREADS_API /**/
2796 #$usereentrant USE_REENTRANT_API /**/
2799 * If defined, this symbol contains the name of a private library.
2800 * The library is private in the sense that it needn't be in anyone's
2801 * execution path, but it should be accessible by the world.
2802 * It may have a ~ on the front.
2803 * The standard distribution will put nothing in this directory.
2804 * Vendors who distribute perl may wish to place their own
2805 * architecture-dependent modules and extensions in this directory with
2806 * MakeMaker Makefile.PL INSTALLDIRS=vendor
2807 * or equivalent. See INSTALL for details.
2809 /* PERL_VENDORARCH_EXP:
2810 * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used
2811 * in programs that are not prepared to deal with ~ expansion at run-time.
2813 #$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/
2814 #$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/
2816 /* PERL_VENDORLIB_EXP:
2817 * This symbol contains the ~name expanded version of VENDORLIB, to be used
2818 * in programs that are not prepared to deal with ~ expansion at run-time.
2820 /* PERL_VENDORLIB_STEM:
2821 * This define is PERL_VENDORLIB_EXP with any trailing version-specific component
2822 * removed. The elements in inc_version_list (inc_version_list.U) can
2823 * be tacked onto this variable to generate a list of directories to search.
2825 #$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/
2826 #$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/
2829 * This symbol indicates how much support of the void type is given by this
2830 * compiler. What various bits mean:
2832 * 1 = supports declaration of void
2833 * 2 = supports arrays of pointers to functions returning void
2834 * 4 = supports comparisons between pointers to void functions and
2835 * addresses of void functions
2836 * 8 = suports declaration of generic void pointers
2838 * The package designer should define VOIDUSED to indicate the requirements
2839 * of the package. This can be done either by #defining VOIDUSED before
2840 * including config.h, or by defining defvoidused in Myinit.U. If the
2841 * latter approach is taken, only those flags will be tested. If the
2842 * level of void support necessary is not present, defines void to int.
2845 #define VOIDUSED $defvoidused
2847 #define VOIDFLAGS $voidflags
2848 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
2849 #define void int /* is void to be avoided? */
2850 #define M_VOID /* Xenix strikes again */
2853 /* USE_CROSS_COMPILE:
2854 * This symbol, if defined, indicates that Perl is being cross-compiled.
2857 * This symbol, if defined, indicates the target architecture
2858 * Perl has been cross-compiled to. Undefined if not a cross-compile.
2860 #ifndef USE_CROSS_COMPILE
2861 #$usecrosscompile USE_CROSS_COMPILE /**/
2862 #define PERL_TARGETARCH "$targetarch" /**/
2866 * This symbol contains the number of bytes required to align a
2867 * double, or a long double when applicable. Usual values are 2,
2868 * 4 and 8. The default is eight, for safety.
2870 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
2871 # define MEM_ALIGNBYTES 8
2873 #define MEM_ALIGNBYTES $alignbytes
2877 * This symbol holds the hexadecimal constant defined in byteorder,
2878 * in a UV, i.e. 0x1234 or 0x4321 or 0x12345678, etc...
2879 * If the compiler supports cross-compiling or multiple-architecture
2880 * binaries (eg. on NeXT systems), use compiler-defined macros to
2881 * determine the byte order.
2882 * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture
2883 * Binaries (MAB) on either big endian or little endian machines.
2884 * The endian-ness is available at compile-time. This only matters
2885 * for perl, where the config.h can be generated and installed on
2886 * one system, and used by a different architecture to build an
2887 * extension. Older versions of NeXT that might not have
2888 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
2889 * so the default case (for NeXT) is big endian to catch them.
2890 * This might matter for NeXT 3.0.
2892 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
2893 # ifdef __LITTLE_ENDIAN__
2895 # define BYTEORDER 0x1234
2898 # define BYTEORDER 0x12345678
2902 # ifdef __BIG_ENDIAN__
2904 # define BYTEORDER 0x4321
2907 # define BYTEORDER 0x87654321
2912 # if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__))
2913 # define BYTEORDER 0x4321
2916 #define BYTEORDER 0x$byteorder /* large digits for MSB */
2920 * This symbol is defined if the C compiler can cast negative
2921 * or large floating point numbers to 32-bit ints.
2923 #$d_casti32 CASTI32 /**/
2926 * This symbol is defined if the C compiler can cast negative
2927 * numbers to unsigned longs, ints and shorts.
2930 * This symbol contains flags that say what difficulties the compiler
2931 * has casting odd floating values to unsigned long:
2933 * 1 = couldn't cast < 0
2934 * 2 = couldn't cast >= 0x80000000
2935 * 4 = couldn't cast in argument expression list
2937 #$d_castneg CASTNEGFLOAT /**/
2938 #define CASTFLAGS $castflags /**/
2941 * This symbol, if defined, indicates that the closedir() routine
2942 * does not return a value.
2944 #$d_void_closedir VOID_CLOSEDIR /**/
2947 * This symbol, when defined, indicates presence of the fd_set typedef
2950 #$d_fd_set HAS_FD_SET /**/
2953 * This preprocessor macro is defined to convert a floating point
2954 * number to a string without a trailing decimal point. This
2955 * emulates the behavior of sprintf("%g"), but is sometimes much more
2956 * efficient. If gconvert() is not available, but gcvt() drops the
2957 * trailing decimal point, then gcvt() is used. If all else fails,
2958 * a macro using sprintf("%g") is used. Arguments for the Gconvert
2959 * macro are: value, number of digits, whether trailing zeros should
2960 * be retained, and the output buffer.
2961 * The usual values are:
2962 * d_Gconvert='gconvert((x),(n),(t),(b))'
2963 * d_Gconvert='gcvt((x),(n),(b))'
2964 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
2965 * The last two assume trailing zeros should not be kept.
2967 #define Gconvert(x,n,t,b) $d_Gconvert
2970 * This symbol, if defined, indicates that the getpagesize system call
2971 * is available to get system page size, which is the granularity of
2972 * many memory management calls.
2974 #$d_getpagsz HAS_GETPAGESIZE /**/
2977 * This symbol, if defined, indicates to the C program that
2978 * the GNU C library is being used. A better check is to use
2979 * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc.
2981 #$d_gnulibc HAS_GNULIBC /**/
2982 #if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)
2983 # define _GNU_SOURCE
2986 * This manifest constant lets the C program know that isascii
2989 #$d_isascii HAS_ISASCII /**/
2992 * This symbol, if defined, indicates that the lchown routine is
2993 * available to operate on a symbolic link (instead of following the
2996 #$d_lchown HAS_LCHOWN /**/
2999 * This manifest constant lets the C program know that the three
3000 * argument form of open(2) is available.
3002 #$d_open3 HAS_OPEN3 /**/
3005 * This symbol, if defined, indicates that the bcopy routine is available
3006 * to copy potentially overlapping memory blocks. Normally, you should
3007 * probably use memmove() or memcpy(). If neither is defined, roll your
3010 #$d_safebcpy HAS_SAFE_BCOPY /**/
3013 * This symbol, if defined, indicates that the memcpy routine is available
3014 * to copy potentially overlapping memory blocks. If you need to
3015 * copy overlapping memory blocks, you should check HAS_MEMMOVE and
3016 * use memmove() instead, if available.
3018 #$d_safemcpy HAS_SAFE_MEMCPY /**/
3021 * This symbol, if defined, indicates that the memcmp routine is available
3022 * and can be used to compare relative magnitudes of chars with their high
3023 * bits set. If it is not defined, roll your own version.
3025 #$d_sanemcmp HAS_SANE_MEMCMP /**/
3028 * This symbol, if defined, indicates that Vr4's sigaction() routine
3031 #$d_sigaction HAS_SIGACTION /**/
3034 * This variable indicates to the C program that the sigsetjmp()
3035 * routine is available to save the calling process's registers
3036 * and stack environment for later use by siglongjmp(), and
3037 * to optionally save the process's signal mask. See
3038 * Sigjmp_buf, Sigsetjmp, and Siglongjmp.
3041 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
3044 * This macro is used in the same way as sigsetjmp(), but will invoke
3045 * traditional setjmp() if sigsetjmp isn't available.
3046 * See HAS_SIGSETJMP.
3049 * This macro is used in the same way as siglongjmp(), but will invoke
3050 * traditional longjmp() if siglongjmp isn't available.
3051 * See HAS_SIGSETJMP.
3053 #$d_sigsetjmp HAS_SIGSETJMP /**/
3054 #ifdef HAS_SIGSETJMP
3055 #define Sigjmp_buf sigjmp_buf
3056 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
3057 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
3059 #define Sigjmp_buf jmp_buf
3060 #define Sigsetjmp(buf,save_mask) setjmp((buf))
3061 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
3065 * This symbol is defined if the _ptr and _cnt fields (or similar)
3066 * of the stdio FILE structure can be used to access the stdio buffer
3067 * for a file handle. If this is defined, then the FILE_ptr(fp)
3068 * and FILE_cnt(fp) macros will also be defined and should be used
3069 * to access these fields.
3072 * This macro is used to access the _ptr field (or equivalent) of the
3073 * FILE structure pointed to by its argument. This macro will always be
3074 * defined if USE_STDIO_PTR is defined.
3076 /* STDIO_PTR_LVALUE:
3077 * This symbol is defined if the FILE_ptr macro can be used as an
3081 * This macro is used to access the _cnt field (or equivalent) of the
3082 * FILE structure pointed to by its argument. This macro will always be
3083 * defined if USE_STDIO_PTR is defined.
3085 /* STDIO_CNT_LVALUE:
3086 * This symbol is defined if the FILE_cnt macro can be used as an
3089 /* STDIO_PTR_LVAL_SETS_CNT:
3090 * This symbol is defined if using the FILE_ptr macro as an lvalue
3091 * to increase the pointer by n has the side effect of decreasing the
3092 * value of File_cnt(fp) by n.
3094 /* STDIO_PTR_LVAL_NOCHANGE_CNT:
3095 * This symbol is defined if using the FILE_ptr macro as an lvalue
3096 * to increase the pointer by n leaves File_cnt(fp) unchanged.
3098 #$d_stdstdio USE_STDIO_PTR /**/
3099 #ifdef USE_STDIO_PTR
3100 #define FILE_ptr(fp) $stdio_ptr
3101 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
3102 #define FILE_cnt(fp) $stdio_cnt
3103 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
3104 #$d_stdio_ptr_lval_sets_cnt STDIO_PTR_LVAL_SETS_CNT /**/
3105 #$d_stdio_ptr_lval_nochange_cnt STDIO_PTR_LVAL_NOCHANGE_CNT /**/
3109 * This symbol is defined if the _base field (or similar) of the
3110 * stdio FILE structure can be used to access the stdio buffer for
3111 * a file handle. If this is defined, then the FILE_base(fp) macro
3112 * will also be defined and should be used to access this field.
3113 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
3114 * to determine the number of bytes in the buffer. USE_STDIO_BASE
3115 * will never be defined unless USE_STDIO_PTR is.
3118 * This macro is used to access the _base field (or equivalent) of the
3119 * FILE structure pointed to by its argument. This macro will always be
3120 * defined if USE_STDIO_BASE is defined.
3123 * This macro is used to determine the number of bytes in the I/O
3124 * buffer pointed to by _base field (or equivalent) of the FILE
3125 * structure pointed to its argument. This macro will always be defined
3126 * if USE_STDIO_BASE is defined.
3128 #$d_stdiobase USE_STDIO_BASE /**/
3129 #ifdef USE_STDIO_BASE
3130 #define FILE_base(fp) $stdio_base
3131 #define FILE_bufsiz(fp) $stdio_bufsiz
3135 * This symbol, if defined, indicates that the vprintf routine is available
3136 * to printf with a pointer to an argument list. If unavailable, you
3137 * may need to write your own, probably in terms of _doprnt().
3139 /* USE_CHAR_VSPRINTF:
3140 * This symbol is defined if this system has vsprintf() returning type
3141 * (char*). The trend seems to be to declare it as "int vsprintf()". It
3142 * is up to the package author to declare vsprintf correctly based on the
3145 #$d_vprintf HAS_VPRINTF /**/
3146 #$d_charvspr USE_CHAR_VSPRINTF /**/
3149 * This symbol contains the size of a double, so that the C preprocessor
3150 * can make decisions based on it.
3152 #define DOUBLESIZE $doublesize /**/
3155 * This symbol, if defined, indicates to the C program that it should
3159 * This symbol, if defined, indicates to the C program that it should
3160 * include <sys/time.h>.
3162 /* I_SYS_TIME_KERNEL:
3163 * This symbol, if defined, indicates to the C program that it should
3164 * include <sys/time.h> with KERNEL defined.
3167 * This symbol, if defined, indicates to the C program that
3168 * the struct tm has a tm_zone field.
3170 /* HAS_TM_TM_GMTOFF:
3171 * This symbol, if defined, indicates to the C program that
3172 * the struct tm has a tm_gmtoff field.
3174 #$i_time I_TIME /**/
3175 #$i_systime I_SYS_TIME /**/
3176 #$i_systimek I_SYS_TIME_KERNEL /**/
3177 #$d_tm_tm_zone HAS_TM_TM_ZONE /**/
3178 #$d_tm_tm_gmtoff HAS_TM_TM_GMTOFF /**/
3181 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
3182 * non-blocking I/O for the file descriptor. Note that there is no way
3183 * back, i.e. you cannot turn it blocking again this way. If you wish to
3184 * alternatively switch between blocking and non-blocking, use the
3185 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
3188 * This symbol holds the errno error code set by read() when no data was
3189 * present on the non-blocking file descriptor.
3192 * This symbol holds the return code from read() when no data is present
3193 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
3194 * not defined, then you can't distinguish between no data and EOF by
3195 * issuing a read(). You'll have to find another way to tell for sure!
3198 * This symbol, if defined, indicates to the C program that a read() on
3199 * a non-blocking file descriptor will return 0 on EOF, and not the value
3200 * held in RD_NODATA (-1 usually, in that case!).
3202 #define VAL_O_NONBLOCK $o_nonblock
3203 #define VAL_EAGAIN $eagain
3204 #define RD_NODATA $rd_nodata
3205 #$d_eofnblk EOF_NONBLOCK
3208 * This symbol contains the size of a pointer, so that the C preprocessor
3209 * can make decisions based on it. It will be sizeof(void *) if
3210 * the compiler supports (void *); otherwise it will be
3213 #define PTRSIZE $ptrsize /**/
3216 * This macro is to be used to generate uniformly distributed
3217 * random numbers over the range [0., 1.[. You may have to supply
3218 * an 'extern double drand48();' in your program since SunOS 4.1.3
3219 * doesn't provide you with anything relevant in its headers.
3220 * See HAS_DRAND48_PROTO.
3223 * This symbol defines the type of the argument of the
3224 * random seed function.
3227 * This symbol defines the macro to be used in seeding the
3228 * random number generator (see Drand01).
3231 * This symbol indicates how many bits are produced by the
3232 * function used to generate normalized random numbers.
3233 * Values include 15, 16, 31, and 48.
3235 #define Drand01() $drand01 /**/
3236 #define Rand_seed_t $randseedtype /**/
3237 #define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/
3238 #define RANDBITS $randbits /**/
3241 * This symbol holds the type used by functions that return
3242 * a count of bytes or an error condition. It must be a signed type.
3243 * It is usually ssize_t, but may be long or int, etc.
3244 * It may be necessary to include <sys/types.h> or <unistd.h>
3245 * to get any typedef'ed information.
3246 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
3248 #define SSize_t $ssizetype /* signed count of bytes */
3251 * This symbol, if defined, indicates that this system uses
3254 #$ebcdic EBCDIC /**/
3257 * This symbol, if defined, indicates that the atolf routine is
3258 * available to convert strings into long doubles.
3260 #$d_atolf HAS_ATOLF /**/
3263 * This symbol, if defined, indicates that the atoll routine is
3264 * available to convert strings into long longs.
3266 #$d_atoll HAS_ATOLL /**/
3269 * This symbol, if defined, indicates that the _fwalk system call is
3270 * available to apply a function to all the file handles.
3272 #$d__fwalk HAS__FWALK /**/
3275 * This symbol, if defined, indicates that the aintl routine is
3276 * available. If copysignl is also present we can emulate modfl.
3278 #$d_aintl HAS_AINTL /**/
3280 /* HAS_BUILTIN_CHOOSE_EXPR:
3281 * Can we handle GCC builtin for compile-time ternary-like expressions
3283 /* HAS_BUILTIN_EXPECT:
3284 * Can we handle GCC builtin for telling that certain values are more
3287 #$d_builtin_expect HAS_BUILTIN_EXPECT /**/
3288 #$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/
3290 /* HAS_C99_VARIADIC_MACROS:
3291 * If defined, the compiler supports C99 variadic macros.
3293 #$d_c99_variadic_macros HAS_C99_VARIADIC_MACROS /**/
3296 * This symbol, if defined, indicates that the class routine is
3297 * available to classify doubles. Available for example in AIX.
3298 * The returned values are defined in <float.h> and are:
3300 * FP_PLUS_NORM Positive normalized, nonzero
3301 * FP_MINUS_NORM Negative normalized, nonzero
3302 * FP_PLUS_DENORM Positive denormalized, nonzero
3303 * FP_MINUS_DENORM Negative denormalized, nonzero
3305 * FP_MINUS_ZERO -0.0
3308 * FP_NANS Signaling Not a Number (NaNS)
3309 * FP_NANQ Quiet Not a Number (NaNQ)
3311 #$d_class HAS_CLASS /**/
3314 * This symbol, if defined, indicates that the clearenv () routine is
3315 * available for use.
3317 #$d_clearenv HAS_CLEARENV /**/
3319 /* HAS_STRUCT_CMSGHDR:
3320 * This symbol, if defined, indicates that the struct cmsghdr
3323 #$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
3326 * This symbol, if defined, indicates that the copysignl routine is
3327 * available. If aintl is also present we can emulate modfl.
3329 #$d_copysignl HAS_COPYSIGNL /**/
3332 * This symbol, if defined, indicates that a C++ compiler was
3333 * used to compiled Perl and will be used to compile extensions.
3335 #$d_cplusplus USE_CPLUSPLUS /**/
3337 /* HAS_DBMINIT_PROTO:
3338 * This symbol, if defined, indicates that the system provides
3339 * a prototype for the dbminit() function. Otherwise, it is up
3340 * to the program to supply one. A good guess is
3341 * extern int dbminit(char *);
3343 #$d_dbminitproto HAS_DBMINIT_PROTO /**/
3346 * This symbol, if defined, indicates that the the DIR* dirstream
3347 * structure contains a member variable named dd_fd.
3349 #$d_dir_dd_fd HAS_DIR_DD_FD /**/
3352 * This manifest constant lets the C program know that dirfd
3355 #$d_dirfd HAS_DIRFD /**/
3357 /* DLSYM_NEEDS_UNDERSCORE:
3358 * This symbol, if defined, indicates that we need to prepend an
3359 * underscore to the symbol name before calling dlsym(). This only
3360 * makes sense if you *have* dlsym, which we will presume is the
3361 * case if you're using dl_dlopen.xs.
3363 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
3366 * This symbol, if defined, indicates that the "fast stdio"
3367 * is available to manipulate the stdio buffers directly.
3369 #$d_faststdio HAS_FAST_STDIO /**/
3372 * This symbol, if defined, indicates that the fchdir routine is
3373 * available to change directory using a file descriptor.
3375 #$d_fchdir HAS_FCHDIR /**/
3378 * This symbol, if defined, indicates that fcntl() can be used
3379 * for file locking. Normally on Unix systems this is defined.
3380 * It may be undefined on VMS.
3382 #$d_fcntl_can_lock FCNTL_CAN_LOCK /**/
3385 * This symbol, if defined, indicates that the finite routine is
3386 * available to check whether a double is finite (non-infinity non-NaN).
3388 #$d_finite HAS_FINITE /**/
3391 * This symbol, if defined, indicates that the finitel routine is
3392 * available to check whether a long double is finite
3393 * (non-infinity non-NaN).
3395 #$d_finitel HAS_FINITEL /**/
3398 * This symbol, if defined, indicates that the system provides
3399 * a prototype for the flock() function. Otherwise, it is up
3400 * to the program to supply one. A good guess is
3401 * extern int flock(int, int);
3403 #$d_flockproto HAS_FLOCK_PROTO /**/
3406 * This symbol, if defined, indicates that the fp_class routine is
3407 * available to classify doubles. Available for example in Digital UNIX.
3408 * The returned values are defined in <math.h> and are:
3410 * FP_SNAN Signaling NaN (Not-a-Number)
3411 * FP_QNAN Quiet NaN (Not-a-Number)
3412 * FP_POS_INF +infinity
3413 * FP_NEG_INF -infinity
3414 * FP_POS_NORM Positive normalized
3415 * FP_NEG_NORM Negative normalized
3416 * FP_POS_DENORM Positive denormalized
3417 * FP_NEG_DENORM Negative denormalized
3418 * FP_POS_ZERO +0.0 (positive zero)
3419 * FP_NEG_ZERO -0.0 (negative zero)
3421 #$d_fp_class HAS_FP_CLASS /**/
3424 * This symbol, if defined, indicates that the fpclass routine is
3425 * available to classify doubles. Available for example in Solaris/SVR4.
3426 * The returned values are defined in <ieeefp.h> and are:
3428 * FP_SNAN signaling NaN
3430 * FP_NINF negative infinity
3431 * FP_PINF positive infinity
3432 * FP_NDENORM negative denormalized non-zero
3433 * FP_PDENORM positive denormalized non-zero
3434 * FP_NZERO negative zero
3435 * FP_PZERO positive zero
3436 * FP_NNORM negative normalized non-zero
3437 * FP_PNORM positive normalized non-zero
3439 #$d_fpclass HAS_FPCLASS /**/
3442 * This symbol, if defined, indicates that the fpclassify routine is
3443 * available to classify doubles. Available for example in HP-UX.
3444 * The returned values are defined in <math.h> and are
3446 * FP_NORMAL Normalized
3448 * FP_INFINITE Infinity
3449 * FP_SUBNORMAL Denormalized
3453 #$d_fpclassify HAS_FPCLASSIFY /**/
3456 * This symbol, if defined, indicates that the fpclassl routine is
3457 * available to classify long doubles. Available for example in IRIX.
3458 * The returned values are defined in <ieeefp.h> and are:
3460 * FP_SNAN signaling NaN
3462 * FP_NINF negative infinity
3463 * FP_PINF positive infinity
3464 * FP_NDENORM negative denormalized non-zero
3465 * FP_PDENORM positive denormalized non-zero
3466 * FP_NZERO negative zero
3467 * FP_PZERO positive zero
3468 * FP_NNORM negative normalized non-zero
3469 * FP_PNORM positive normalized non-zero
3471 #$d_fpclassl HAS_FPCLASSL /**/
3474 * This symbol will be defined if the C compiler supports fpos64_t.
3476 #$d_fpos64_t HAS_FPOS64_T /**/
3479 * This symbol, if defined, indicates that the frexpl routine is
3480 * available to break a long double floating-point number into
3481 * a normalized fraction and an integral power of 2.
3483 #$d_frexpl HAS_FREXPL /**/
3485 /* HAS_STRUCT_FS_DATA:
3486 * This symbol, if defined, indicates that the struct fs_data
3487 * to do statfs() is supported.
3489 #$d_fs_data_s HAS_STRUCT_FS_DATA /**/
3492 * This symbol, if defined, indicates that the fseeko routine is
3493 * available to fseek beyond 32 bits (useful for ILP32 hosts).
3495 #$d_fseeko HAS_FSEEKO /**/
3498 * This symbol, if defined, indicates that the fstatfs routine is
3499 * available to stat filesystems by file descriptors.
3501 #$d_fstatfs HAS_FSTATFS /**/
3504 * This symbol, if defined, indicates that the fsync routine is
3505 * available to write a file's modified data and attributes to
3506 * permanent storage.
3508 #$d_fsync HAS_FSYNC /**/
3511 * This symbol, if defined, indicates that the ftello routine is
3512 * available to ftell beyond 32 bits (useful for ILP32 hosts).
3514 #$d_ftello HAS_FTELLO /**/
3517 * This symbol, if defined, indicates that the futimes routine is
3518 * available to change file descriptor time stamps with struct timevals.
3520 #$d_futimes HAS_FUTIMES /**/
3523 * This symbol, if defined, indicates that the getcwd routine is
3524 * available to get the current working directory.
3526 #$d_getcwd HAS_GETCWD /**/
3529 * This symbol, if defined, indicates that the getespwnam system call is
3530 * available to retrieve enchanced (shadow) password entries by name.
3532 #$d_getespwnam HAS_GETESPWNAM /**/
3535 * This symbol, if defined, indicates that the getfsstat routine is
3536 * available to stat filesystems in bulk.
3538 #$d_getfsstat HAS_GETFSSTAT /**/
3541 * This symbol, if defined, indicates that the getitimer routine is
3542 * available to return interval timers.
3544 #$d_getitimer HAS_GETITIMER /**/
3547 * This symbol, if defined, indicates that the getmnt routine is
3548 * available to get filesystem mount info by filename.
3550 #$d_getmnt HAS_GETMNT /**/
3553 * This symbol, if defined, indicates that the getmntent routine is
3554 * available to iterate through mounted file systems to get their info.
3556 #$d_getmntent HAS_GETMNTENT /**/
3559 * This symbol, if defined, indicates that the getprpwnam system call is
3560 * available to retrieve protected (shadow) password entries by name.
3562 #$d_getprpwnam HAS_GETPRPWNAM /**/
3565 * This symbol, if defined, indicates that the getspnam system call is
3566 * available to retrieve SysV shadow password entries by name.
3568 #$d_getspnam HAS_GETSPNAM /**/
3571 * This symbol, if defined, indicates that the hasmntopt routine is
3572 * available to query the mount options of file systems.
3574 #$d_hasmntopt HAS_HASMNTOPT /**/
3577 * This symbol, if defined, indicates that the ilogbl routine is
3578 * available. If scalbnl is also present we can emulate frexpl.
3580 #$d_ilogbl HAS_ILOGBL /**/
3583 * This symbol will defined if the C compiler supports int64_t.
3584 * Usually the <inttypes.h> needs to be included, but sometimes
3585 * <sys/types.h> is enough.
3587 #$d_int64_t HAS_INT64_T /**/
3590 * This symbol, if defined, indicates that the isfinite routine is
3591 * available to check whether a double is finite (non-infinity non-NaN).
3593 #$d_isfinite HAS_ISFINITE /**/
3596 * This symbol, if defined, indicates that the isinf routine is
3597 * available to check whether a double is an infinity.
3599 #$d_isinf HAS_ISINF /**/
3602 * This symbol, if defined, indicates that the isnan routine is
3603 * available to check whether a double is a NaN.
3605 #$d_isnan HAS_ISNAN /**/
3608 * This symbol, if defined, indicates that the isnanl routine is
3609 * available to check whether a long double is a NaN.
3611 #$d_isnanl HAS_ISNANL /**/
3614 * This symbol, if defined, indicates that this system's <float.h>
3615 * or <limits.h> defines the symbol LDBL_DIG, which is the number
3616 * of significant digits in a long double precision number. Unlike
3617 * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined.
3619 #$d_ldbl_dig HAS_LDBL_DIG /* */
3621 /* LIBM_LIB_VERSION:
3622 * This symbol, if defined, indicates that libm exports _LIB_VERSION
3623 * and that math.h defines the enum to manipulate it.
3625 #$d_libm_lib_version LIBM_LIB_VERSION /**/
3628 * This symbol, if defined, indicates that the madvise system call is
3629 * available to map a file into memory.
3631 #$d_madvise HAS_MADVISE /**/
3634 * This symbol, if defined, indicates that the malloc_size
3635 * routine is available for use.
3637 #$d_malloc_size HAS_MALLOC_SIZE /**/
3639 /* HAS_MALLOC_GOOD_SIZE:
3640 * This symbol, if defined, indicates that the malloc_good_size
3641 * routine is available for use.
3643 #$d_malloc_good_size HAS_MALLOC_GOOD_SIZE /**/
3646 * This symbol, if defined, indicates that the mkdtemp routine is
3647 * available to exclusively create a uniquely named temporary directory.
3649 #$d_mkdtemp HAS_MKDTEMP /**/
3652 * This symbol, if defined, indicates that the mkstemps routine is
3653 * available to excluslvely create and open a uniquely named
3654 * (with a suffix) temporary file.
3656 #$d_mkstemps HAS_MKSTEMPS /**/
3659 * This symbol, if defined, indicates that the modfl routine is
3660 * available to split a long double x into a fractional part f and
3661 * an integer part i such that |f| < 1.0 and (f + i) = x.
3664 * This symbol, if defined, indicates that the system provides
3665 * a prototype for the modfl() function. Otherwise, it is up
3666 * to the program to supply one.
3668 /* HAS_MODFL_POW32_BUG:
3669 * This symbol, if defined, indicates that the modfl routine is
3670 * broken for long doubles >= pow(2, 32).
3671 * For example from 4294967303.150000 one would get 4294967302.000000
3672 * and 1.150000. The bug has been seen in certain versions of glibc,
3673 * release 2.2.2 is known to be okay.
3675 #$d_modfl HAS_MODFL /**/
3676 #$d_modflproto HAS_MODFL_PROTO /**/
3677 #$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/
3680 * This symbol, if defined, indicates that the mprotect system call is
3681 * available to modify the access protection of a memory mapped file.
3683 #$d_mprotect HAS_MPROTECT /**/
3685 /* HAS_STRUCT_MSGHDR:
3686 * This symbol, if defined, indicates that the struct msghdr
3689 #$d_msghdr_s HAS_STRUCT_MSGHDR /**/
3692 * This symbol, if defined, indicates that the nl_langinfo routine is
3693 * available to return local data. You will also need <langinfo.h>
3694 * and therefore I_LANGINFO.
3696 #$d_nl_langinfo HAS_NL_LANGINFO /**/
3699 * This symbol will be defined if the C compiler supports off64_t.
3701 #$d_off64_t HAS_OFF64_T /**/
3704 * This symbol is defined if PROCSELFEXE_PATH is a symlink
3705 * to the absolute pathname of the executing program.
3707 /* PROCSELFEXE_PATH:
3708 * If HAS_PROCSELFEXE is defined this symbol is the filename
3709 * of the symbolic link pointing to the absolute pathname of
3710 * the executing program.
3712 #$d_procselfexe HAS_PROCSELFEXE /**/
3713 #if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH)
3714 #define PROCSELFEXE_PATH $procselfexe /**/
3717 /* HAS_PTHREAD_ATTR_SETSCOPE:
3718 * This symbol, if defined, indicates that the pthread_attr_setscope
3719 * system call is available to set the contention scope attribute of
3720 * a thread attribute object.
3722 #$d_pthread_attr_setscope HAS_PTHREAD_ATTR_SETSCOPE /**/
3725 * This symbol, if defined, indicates that the readv routine is
3726 * available to do gather reads. You will also need <sys/uio.h>
3727 * and there I_SYSUIO.
3729 #$d_readv HAS_READV /**/
3732 * This symbol, if defined, indicates that the recvmsg routine is
3733 * available to send structured socket messages.
3735 #$d_recvmsg HAS_RECVMSG /**/
3738 * This symbol, if defined, indicates that the system provides
3739 * a prototype for the sbrk() function. Otherwise, it is up
3740 * to the program to supply one. Good guesses are
3741 * extern void* sbrk(int);
3742 * extern void* sbrk(size_t);
3744 #$d_sbrkproto HAS_SBRK_PROTO /**/
3747 * This symbol, if defined, indicates that the scalbnl routine is
3748 * available. If ilogbl is also present we can emulate frexpl.
3750 #$d_scalbnl HAS_SCALBNL /**/
3753 * This symbol, if defined, indicates that the sendmsg routine is
3754 * available to send structured socket messages.
3756 #$d_sendmsg HAS_SENDMSG /**/
3759 * This symbol, if defined, indicates that the setitimer routine is
3760 * available to set interval timers.
3762 #$d_setitimer HAS_SETITIMER /**/
3764 /* HAS_SETPROCTITLE:
3765 * This symbol, if defined, indicates that the setproctitle routine is
3766 * available to set process title.
3768 #$d_setproctitle HAS_SETPROCTITLE /**/
3771 * This symbol, if defined, indicates that sfio should
3774 #$d_sfio USE_SFIO /**/
3777 * This symbol, if defined, indicates that the signbit routine is
3778 * available to check if the given number has the sign bit set.
3779 * This should include correct testing of -0.0. This will only be set
3780 * if the signbit() routine is safe to use with the NV type used internally
3781 * in perl. Users should call Perl_signbit(), which will be #defined to
3782 * the system's signbit() function or macro if this symbol is defined.
3784 #$d_signbit HAS_SIGNBIT /**/
3787 * This symbol, if defined, indicates that the sigprocmask
3788 * system call is available to examine or change the signal mask
3789 * of the calling process.
3791 #$d_sigprocmask HAS_SIGPROCMASK /**/
3793 /* USE_SITECUSTOMIZE:
3794 * This symbol, if defined, indicates that sitecustomize should
3797 #ifndef USE_SITECUSTOMIZE
3798 #$usesitecustomize USE_SITECUSTOMIZE /**/
3802 * This symbol, if defined, indicates that the snprintf () library
3803 * function is available for use.
3806 * This symbol, if defined, indicates that the vsnprintf () library
3807 * function is available for use.
3809 #$d_snprintf HAS_SNPRINTF /**/
3810 #$d_vsnprintf HAS_VSNPRINTF /**/
3813 * This symbol, if defined, indicates that the sockatmark routine is
3814 * available to test whether a socket is at the out-of-band mark.
3816 #$d_sockatmark HAS_SOCKATMARK /**/
3818 /* HAS_SOCKATMARK_PROTO:
3819 * This symbol, if defined, indicates that the system provides
3820 * a prototype for the sockatmark() function. Otherwise, it is up
3821 * to the program to supply one. A good guess is
3822 * extern int sockatmark(int);
3824 #$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/
3827 * This symbol, if defined, indicates that the socks5_init routine is
3828 * available to initialize SOCKS 5.
3830 #$d_socks5_init HAS_SOCKS5_INIT /**/
3832 /* SPRINTF_RETURNS_STRLEN:
3833 * This variable defines whether sprintf returns the length of the string
3834 * (as per the ANSI spec). Some C libraries retain compatibility with
3835 * pre-ANSI C and return a pointer to the passed in buffer; for these
3836 * this variable will be undef.
3838 #$d_sprintf_returns_strlen SPRINTF_RETURNS_STRLEN /**/
3841 * This symbol, if defined, indicates that the sqrtl routine is
3842 * available to do long double square roots.
3844 #$d_sqrtl HAS_SQRTL /**/
3846 /* HAS_SETRESGID_PROTO:
3847 * This symbol, if defined, indicates that the system provides
3848 * a prototype for the setresgid() function. Otherwise, it is up
3849 * to the program to supply one. Good guesses are
3850 * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid);
3852 #$d_sresgproto HAS_SETRESGID_PROTO /**/
3854 /* HAS_SETRESUID_PROTO:
3855 * This symbol, if defined, indicates that the system provides
3856 * a prototype for the setresuid() function. Otherwise, it is up
3857 * to the program to supply one. Good guesses are
3858 * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3860 #$d_sresuproto HAS_SETRESUID_PROTO /**/
3862 /* HAS_STRUCT_STATFS_F_FLAGS:
3863 * This symbol, if defined, indicates that the struct statfs
3864 * does have the f_flags member containing the mount flags of
3865 * the filesystem containing the file.
3866 * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
3867 * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
3868 * have statfs() and struct statfs, they have ustat() and getmnt()
3869 * with struct ustat and struct fs_data.
3871 #$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/
3873 /* HAS_STRUCT_STATFS:
3874 * This symbol, if defined, indicates that the struct statfs
3875 * to do statfs() is supported.
3877 #$d_statfs_s HAS_STRUCT_STATFS /**/
3880 * This symbol, if defined, indicates that the fstatvfs routine is
3881 * available to stat filesystems by file descriptors.
3883 #$d_fstatvfs HAS_FSTATVFS /**/
3886 * This symbol, if defined, indicates that the strftime routine is
3887 * available to do time formatting.
3889 #$d_strftime HAS_STRFTIME /**/
3892 * This symbol, if defined, indicates that the strlcat () routine is
3893 * available to do string concatenation.
3895 #$d_strlcat HAS_STRLCAT /**/
3898 * This symbol, if defined, indicates that the strlcpy () routine is
3899 * available to do string copying.
3901 #$d_strlcpy HAS_STRLCPY /**/
3904 * This symbol, if defined, indicates that the strtold routine is
3905 * available to convert strings to long doubles.
3907 #$d_strtold HAS_STRTOLD /**/
3910 * This symbol, if defined, indicates that the strtoll routine is
3911 * available to convert strings to long longs.
3913 #$d_strtoll HAS_STRTOLL /**/
3916 * This symbol, if defined, indicates that the strtoq routine is
3917 * available to convert strings to long longs (quads).
3919 #$d_strtoq HAS_STRTOQ /**/
3922 * This symbol, if defined, indicates that the strtoull routine is
3923 * available to convert strings to unsigned long longs.
3925 #$d_strtoull HAS_STRTOULL /**/
3928 * This symbol, if defined, indicates that the strtouq routine is
3929 * available to convert strings to unsigned long longs (quads).
3931 #$d_strtouq HAS_STRTOUQ /**/
3933 /* HAS_SYSCALL_PROTO:
3934 * This symbol, if defined, indicates that the system provides
3935 * a prototype for the syscall() function. Otherwise, it is up
3936 * to the program to supply one. Good guesses are
3937 * extern int syscall(int, ...);
3938 * extern int syscall(long, ...);
3940 #$d_syscallproto HAS_SYSCALL_PROTO /**/
3942 /* HAS_TELLDIR_PROTO:
3943 * This symbol, if defined, indicates that the system provides
3944 * a prototype for the telldir() function. Otherwise, it is up
3945 * to the program to supply one. A good guess is
3946 * extern long telldir(DIR*);
3948 #$d_telldirproto HAS_TELLDIR_PROTO /**/
3950 /* U32_ALIGNMENT_REQUIRED:
3951 * This symbol, if defined, indicates that you must access
3952 * character data through U32-aligned pointers.
3954 #ifndef U32_ALIGNMENT_REQUIRED
3955 #$d_u32align U32_ALIGNMENT_REQUIRED /**/
3959 * This symbol, if defined, indicates that the ualarm routine is
3960 * available to do alarms with microsecond granularity.
3962 #$d_ualarm HAS_UALARM /**/
3965 * This symbol, if defined, indicates that the unordered routine is
3966 * available to check whether two doubles are unordered
3967 * (effectively: whether either of them is NaN)
3969 #$d_unordered HAS_UNORDERED /**/
3972 * This symbol, if defined, indicates that the unsetenv () routine is
3973 * available for use.
3975 #$d_unsetenv HAS_UNSETENV /**/
3977 /* HAS_USLEEP_PROTO:
3978 * This symbol, if defined, indicates that the system provides
3979 * a prototype for the usleep() function. Otherwise, it is up
3980 * to the program to supply one. A good guess is
3981 * extern int usleep(useconds_t);
3983 #$d_usleepproto HAS_USLEEP_PROTO /**/
3986 * This symbol, if defined, indicates that the ustat system call is
3987 * available to query file system statistics by dev_t.
3989 #$d_ustat HAS_USTAT /**/
3992 * This symbol, if defined, indicates that the writev routine is
3993 * available to do scatter writes.
3995 #$d_writev HAS_WRITEV /**/
3997 /* USE_DYNAMIC_LOADING:
3998 * This symbol, if defined, indicates that dynamic loading of
3999 * some sort is available.
4001 #$usedl USE_DYNAMIC_LOADING /**/
4004 * This symbol, if defined, tells that fflush(NULL) does flush
4005 * all pending stdio output.
4008 * This symbol, if defined, tells that to flush
4009 * all pending stdio output one must loop through all
4010 * the stdio file handles stored in an array and fflush them.
4011 * Note that if fflushNULL is defined, fflushall will not
4012 * even be probed for and will be left undefined.
4014 #$fflushNULL FFLUSH_NULL /**/
4015 #$fflushall FFLUSH_ALL /**/
4018 * This symbol, if defined, indicates that <crypt.h> exists and
4019 * should be included.
4021 #$i_crypt I_CRYPT /**/
4024 * This symbol contains the type of the prefix structure element
4025 * in the <db.h> header file. In older versions of DB, it was
4026 * int, while in newer ones it is u_int32_t.
4029 * This symbol contains the type of the prefix structure element
4030 * in the <db.h> header file. In older versions of DB, it was
4031 * int, while in newer ones it is size_t.
4033 /* DB_VERSION_MAJOR_CFG:
4034 * This symbol, if defined, defines the major version number of
4035 * Berkeley DB found in the <db.h> header when Perl was configured.
4037 /* DB_VERSION_MINOR_CFG:
4038 * This symbol, if defined, defines the minor version number of
4039 * Berkeley DB found in the <db.h> header when Perl was configured.
4040 * For DB version 1 this is always 0.
4042 /* DB_VERSION_PATCH_CFG:
4043 * This symbol, if defined, defines the patch version number of
4044 * Berkeley DB found in the <db.h> header when Perl was configured.
4045 * For DB version 1 this is always 0.
4047 #define DB_Hash_t $db_hashtype /**/
4048 #define DB_Prefix_t $db_prefixtype /**/
4049 #define DB_VERSION_MAJOR_CFG $db_version_major /**/
4050 #define DB_VERSION_MINOR_CFG $db_version_minor /**/
4051 #define DB_VERSION_PATCH_CFG $db_version_patch /**/
4054 * This symbol, if defined, indicates that <fp.h> exists and
4055 * should be included.
4060 * This symbol, if defined, indicates that <fp_class.h> exists and
4061 * should be included.
4063 #$i_fp_class I_FP_CLASS /**/
4066 * This symbol, if defined, indicates that <ieeefp.h> exists and
4067 * should be included.
4069 #$i_ieeefp I_IEEEFP /**/
4072 * This symbol, if defined, indicates to the C program that it should
4073 * include <inttypes.h>.
4075 #$i_inttypes I_INTTYPES /**/
4078 * This symbol, if defined, indicates that <langinfo.h> exists and
4079 * should be included.
4081 #$i_langinfo I_LANGINFO /**/
4084 * This symbol, if defined, indicates that <libutil.h> exists and
4085 * should be included.
4087 #$i_libutil I_LIBUTIL /**/
4090 * This symbol, if defined, indicates that <mntent.h> exists and
4091 * should be included.
4093 #$i_mntent I_MNTENT /**/
4096 * This symbol, if defined, indicates to the C program that it should
4097 * include <netinet/tcp.h>.
4099 #$i_netinettcp I_NETINET_TCP /**/
4102 * This symbol, if defined, indicates that <poll.h> exists and
4103 * should be included. (see also HAS_POLL)
4105 #$i_poll I_POLL /**/
4108 * This symbol, if defined, indicates that <prot.h> exists and
4109 * should be included.
4111 #$i_prot I_PROT /**/
4114 * This symbol, if defined, indicates that <shadow.h> exists and
4115 * should be included.
4117 #$i_shadow I_SHADOW /**/
4120 * This symbol, if defined, indicates that <socks.h> exists and
4121 * should be included.
4123 #$i_socks I_SOCKS /**/
4126 * This symbol, if defined, indicates that <sunmath.h> exists and
4127 * should be included.
4129 #$i_sunmath I_SUNMATH /**/
4132 * This symbol, if defined, indicates that <syslog.h> exists and
4133 * should be included.
4135 #$i_syslog I_SYSLOG /**/
4138 * This symbol, if defined, indicates that <sys/mode.h> exists and
4139 * should be included.
4141 #$i_sysmode I_SYSMODE /**/
4144 * This symbol, if defined, indicates that <sys/mount.h> exists and
4145 * should be included.
4147 #$i_sysmount I_SYS_MOUNT /**/
4150 * This symbol, if defined, indicates that <sys/statfs.h> exists.
4152 #$i_sysstatfs I_SYS_STATFS /**/
4155 * This symbol, if defined, indicates that <sys/statvfs.h> exists and
4156 * should be included.
4158 #$i_sysstatvfs I_SYS_STATVFS /**/
4161 * This symbol, if defined, indicates that <sys/utsname.h> exists and
4162 * should be included.
4164 #$i_sysutsname I_SYSUTSNAME /**/
4167 * This symbol, if defined, indicates that <sys/vfs.h> exists and
4168 * should be included.
4170 #$i_sysvfs I_SYS_VFS /**/
4173 * This symbol, if defined, indicates that <ustat.h> exists and
4174 * should be included.
4176 #$i_ustat I_USTAT /**/
4179 * This symbol, if defined, contains the string used by stdio to
4180 * format long doubles (format 'f') for output.
4183 * This symbol, if defined, contains the string used by stdio to
4184 * format long doubles (format 'g') for output.
4187 * This symbol, if defined, contains the string used by stdio to
4188 * format long doubles (format 'e') for output.
4191 * This symbol, if defined, contains the string used by stdio to
4192 * format long doubles (format 'f') for input.
4194 #$d_PRIfldbl PERL_PRIfldbl $sPRIfldbl /**/
4195 #$d_PRIgldbl PERL_PRIgldbl $sPRIgldbl /**/
4196 #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/
4197 #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/
4200 * This symbol, if defined, indicates that the Misc Attribution
4201 * Declaration code should be conditionally compiled.
4206 * This symbol, if defined, indicates that the system stores
4207 * the variable argument list datatype, va_list, in a format
4208 * that cannot be copied by simple assignment, so that some
4209 * other means must be used when copying is required.
4210 * As such systems vary in their provision (or non-provision)
4211 * of copying mechanisms, handy.h defines a platform-
4212 * independent macro, Perl_va_copy(src, dst), to do the job.
4214 #$need_va_copy NEED_VA_COPY /**/
4217 * This symbol defines the C type used for Perl's IV.
4220 * This symbol defines the C type used for Perl's UV.
4223 * This symbol defines the C type used for Perl's I8.
4226 * This symbol defines the C type used for Perl's U8.
4229 * This symbol defines the C type used for Perl's I16.
4232 * This symbol defines the C type used for Perl's U16.
4235 * This symbol defines the C type used for Perl's I32.
4238 * This symbol defines the C type used for Perl's U32.
4241 * This symbol defines the C type used for Perl's I64.
4244 * This symbol defines the C type used for Perl's U64.
4247 * This symbol defines the C type used for Perl's NV.
4250 * This symbol contains the sizeof(IV).
4253 * This symbol contains the sizeof(UV).
4256 * This symbol contains the sizeof(I8).
4259 * This symbol contains the sizeof(U8).
4262 * This symbol contains the sizeof(I16).
4265 * This symbol contains the sizeof(U16).
4268 * This symbol contains the sizeof(I32).
4271 * This symbol contains the sizeof(U32).
4274 * This symbol contains the sizeof(I64).
4277 * This symbol contains the sizeof(U64).
4280 * This symbol contains the sizeof(NV).
4283 * This symbol, if defined, indicates that a variable of type NVTYPE
4284 * can preserve all the bits of a variable of type UVTYPE.
4286 /* NV_PRESERVES_UV_BITS:
4287 * This symbol contains the number of bits a variable of type NVTYPE
4288 * can preserve of a variable of type UVTYPE.
4290 /* NV_ZERO_IS_ALLBITS_ZERO:
4291 * This symbol, if defined, indicates that a variable of type NVTYPE
4292 * stores 0.0 in memory as all bits zero.
4294 #define IVTYPE $ivtype /**/
4295 #define UVTYPE $uvtype /**/
4296 #define I8TYPE $i8type /**/
4297 #define U8TYPE $u8type /**/
4298 #define I16TYPE $i16type /**/
4299 #define U16TYPE $u16type /**/
4300 #define I32TYPE $i32type /**/
4301 #define U32TYPE $u32type /**/
4303 #define I64TYPE $i64type /**/
4304 #define U64TYPE $u64type /**/
4306 #define NVTYPE $nvtype /**/
4307 #define IVSIZE $ivsize /**/
4308 #define UVSIZE $uvsize /**/
4309 #define I8SIZE $i8size /**/
4310 #define U8SIZE $u8size /**/
4311 #define I16SIZE $i16size /**/
4312 #define U16SIZE $u16size /**/
4313 #define I32SIZE $i32size /**/
4314 #define U32SIZE $u32size /**/
4316 #define I64SIZE $i64size /**/
4317 #define U64SIZE $u64size /**/
4319 #define NVSIZE $nvsize /**/
4320 #$d_nv_preserves_uv NV_PRESERVES_UV
4321 #define NV_PRESERVES_UV_BITS $nv_preserves_uv_bits
4322 #$d_nv_zero_is_allbits_zero NV_ZERO_IS_ALLBITS_ZERO
4325 # if BYTEORDER == 0x1234
4327 # define BYTEORDER 0x12345678
4329 # if BYTEORDER == 0x4321
4331 # define BYTEORDER 0x87654321
4338 * This symbol defines the format string used for printing a Perl IV
4339 * as a signed decimal integer.
4342 * This symbol defines the format string used for printing a Perl UV
4343 * as an unsigned decimal integer.
4346 * This symbol defines the format string used for printing a Perl UV
4347 * as an unsigned octal integer.
4350 * This symbol defines the format string used for printing a Perl UV
4351 * as an unsigned hexadecimal integer in lowercase abcdef.
4354 * This symbol defines the format string used for printing a Perl UV
4355 * as an unsigned hexadecimal integer in uppercase ABCDEF.
4358 * This symbol defines the format string used for printing a Perl NV
4359 * using %e-ish floating point format.
4362 * This symbol defines the format string used for printing a Perl NV
4363 * using %f-ish floating point format.
4366 * This symbol defines the format string used for printing a Perl NV
4367 * using %g-ish floating point format.
4369 #define IVdf $ivdformat /**/
4370 #define UVuf $uvuformat /**/
4371 #define UVof $uvoformat /**/
4372 #define UVxf $uvxformat /**/
4373 #define UVXf $uvXUformat /**/
4374 #define NVef $nveformat /**/
4375 #define NVff $nvfformat /**/
4376 #define NVgf $nvgformat /**/
4379 * This symbol holds the minimum number of bits operated by select.
4380 * That is, if you do select(n, ...), how many bits at least will be
4381 * cleared in the masks if some activity is detected. Usually this
4382 * is either n or 32*ceil(n/32), especially many little-endians do
4383 * the latter. This is only useful if you have select(), naturally.
4385 #define SELECT_MIN_BITS $selectminbits /**/
4388 * This variable contains the string to put in front of a perl
4389 * script to make sure (one hopes) that it runs with perl and not
4392 #define STARTPERL "$startperl" /**/
4394 /* HAS_STDIO_STREAM_ARRAY:
4395 * This symbol, if defined, tells that there is an array
4396 * holding the stdio streams.
4398 /* STDIO_STREAM_ARRAY:
4399 * This symbol tells the name of the array holding the stdio streams.
4400 * Usual values include _iob, __iob, and __sF.
4402 #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/
4403 #define STDIO_STREAM_ARRAY $stdio_stream_array
4406 * This symbol, if defined, indicates that 64-bit integers should
4407 * be used when available. If not defined, the native integers
4408 * will be employed (be they 32 or 64 bits). The minimal possible
4409 * 64-bitness is used, just enough to get 64-bit integers into Perl.
4410 * This may mean using for example "long longs", while your memory
4411 * may still be limited to 2 gigabytes.
4414 * This symbol, if defined, indicates that 64-bit integers should
4415 * be used when available. If not defined, the native integers
4416 * will be used (be they 32 or 64 bits). The maximal possible
4417 * 64-bitness is employed: LP64 or ILP64, meaning that you will
4418 * be able to use more than 2 gigabytes of memory. This mode is
4419 * even more binary incompatible than USE_64_BIT_INT. You may not
4420 * be able to run the resulting executable in a 32-bit CPU at all or
4421 * you may need at least to reboot your OS to 64-bit mode.
4423 #ifndef USE_64_BIT_INT
4424 #$use64bitint USE_64_BIT_INT /**/
4427 #ifndef USE_64_BIT_ALL
4428 #$use64bitall USE_64_BIT_ALL /**/
4432 * This symbol, if defined, indicates that Perl should
4433 * be built to use 'fast stdio'.
4434 * Defaults to define in Perls 5.8 and earlier, to undef later.
4436 #ifndef USE_FAST_STDIO
4437 #$usefaststdio USE_FAST_STDIO /**/
4441 * This symbol, if defined, indicates that large file support
4442 * should be used when available.
4444 #ifndef USE_LARGE_FILES
4445 #$uselargefiles USE_LARGE_FILES /**/
4449 * This symbol, if defined, indicates that long doubles should
4450 * be used when available.
4452 #ifndef USE_LONG_DOUBLE
4453 #$uselongdouble USE_LONG_DOUBLE /**/
4457 * This symbol, if defined, indicates that 64-bit interfaces and
4458 * long doubles should be used when available.
4460 #ifndef USE_MORE_BITS
4461 #$usemorebits USE_MORE_BITS /**/
4465 * This symbol, if defined, indicates that Perl should
4466 * be built to use multiplicity.
4468 #ifndef MULTIPLICITY
4469 #$usemultiplicity MULTIPLICITY /**/
4473 * This symbol, if defined, indicates that the PerlIO abstraction should
4474 * be used throughout. If not defined, stdio should be
4475 * used in a fully backward compatible manner.
4478 #$useperlio USE_PERLIO /**/
4482 * This symbol, if defined, indicates that Perl should
4483 * be built to use socks.
4486 #$usesocks USE_SOCKS /**/