#
# posix { getconf limits } macro table
#
# @(#)conf.tab (ksh 93u+m) 2024-07-01
#
# name standard call section flags [ header ... ] [ value ... ]
#
# name:		sans prefix
# standard:	AST, C, POSIX, SVID, XOPEN, <vendor> { SCO, SGI, SUN, ... }
# section:	section number in standard
# call:		CS=confstr PC=pathconf SC=sysconf SI=sysinfo QQ=query XX=none
# flags:	0	no flags
#		C	defer call to native getconf(1)
#		D	defer minmax to native getconf(1)
#		F	unistd.h feature
#		L	limits.h constant
#		M	has _<standard><section>_<name> minmax value
#		N	_<call>_<name>
#		O	use original name and definition
#		R	_<standard>_<call>_<section>_<name>
#		S	_<call>_<standard><section>_<name>
#		U	<standard><section>_<name> prefixed by underscore
#		V	_ prefix not allowed
#		W	standard required
#		X	define even if native is dynamic (ast special)
#
# default names if <section> <= 1
#
#	_<call>_<name>
#	<standard>_<name>
#
# default names if <section> > 1
#
#	_<call>_<section>_<name>
#	<standard><section>_<name>
#
# the [NSU] flags modify the default names
#

ABI_AIO_XFER_MAX		C	QQ 1 L
ABI_ASYNCHRONOUS_IO		C	QQ 1 L
ABI_ASYNC_IO			C	QQ 1 L
ACL_ENABLED			SUN	PC 1 0
ADVISORY_INFO			POSIX	SC 1 FUW
AIO_LISTIO_MAX			POSIX	SC 1 LMU	2
AIO_MAX				POSIX	SC 1 LMU	1
AIO_PRIO_DELTA_MAX		POSIX	SC 1 LMU
ALLOC_SIZE_MIN			POSIX	PC 1 LUVW
ARCHITECTURE			SVID	SI 1 O
ARG_MAX				POSIX	SC 1 CDLMUX	NCARGS 4096
ASYNCHRONOUS_IO			POSIX	SC 1 CDFUW
ASYNC_IO			POSIX	PC 1 FUW
ATEXIT_MAX			XOPEN	SC 1 LMU	32
AUDIT				C	QQ 1 L
AVAIL_PROCESSORS		C	QQ 1 L
AVPHYS_PAGES			SUN	SC 1 0
BARRIERS			POSIX	SC 1 FUW
BC_BASE_MAX			POSIX	SC 2 LMN	99
BC_DIM_MAX			POSIX	SC 2 LMN	2048
BC_SCALE_MAX			POSIX	SC 2 LMN	99
BC_STRING_MAX			POSIX	SC 2 LMN	1000
BUSTYPES			SVID	SI 1 O
CHARCLASS_NAME_MAX		XOPEN	XX 1 L		14
CHAR_BIT			C	XX 1 L		8
CHAR_MAX			C	XX 1 L
CHAR_MIN			C	XX 1 L
CHAR_TERM			POSIX	SC 2 FUW
CHILD_MAX			POSIX	SC 1 CDLMUX	6	cc{
	int main(void)
	{
		int	i;
		int	n;
		for (i = 3; i < 512 && (n = fork()) >= 0; i++)
			if (!n) _exit(0);
		while (wait(NULL) > 0);
		for (n = 8; n < i; n <<= 1);
		printf("%d", n);
		return 0;
	}
}
CHOWN_RESTRICTED		POSIX	PC 1 FUW
CKPT				POSIX	SC 1 FU
CLK_TCK				POSIX	SC 1 L		HZ 60
CLOCKRES_MIN			POSIX	SC 1 MUW	1
CLOCKS_PER_SEC			C	QQ 1 L
CLOCK_SELECTION			POSIX	SC 1 FUVW
COLL_WEIGHTS_MAX		POSIX	SC 2 DLMN	2
CPUTIME				POSIX	SC 1 FUW
CPU_KEYBITS1			C	QQ 1 L
CPU_VERSION			C	QQ 1 L
CRYPT				XOPEN	SC 1 FSUW
C_BIND				POSIX	SC 2 CFU
C_DEV				POSIX	SC 2 CFU
C_VERSION			POSIX	SC 2 CDFU
DATAKEYS_MAX			C	QQ 1 0
DELAYTIMER_MAX			POSIX	SC 1 LMU	32
ENH_I18N			XOPEN	SC 1 FSUW
EQUIV_CLASS_MAX			C	QQ 1 L
EXEC_INTERPRETER_LENGTH		C	QQ 1 L
EXPR_NEST_MAX			POSIX	SC 2 LMN	32
FCHR_MAX			SVID	SC 1 LMU	SSIZE_MAX 2147483647
FILESIZEBITS			POSIX	PC 1 LMU	(8*sizeof(off_t)) 32
FILE_LOCKING			POSIX	SC 1 FU
FORT_DEV			POSIX	SC 2 CFUW
FORT_RUN			POSIX	SC 2 CFUW
FSYNC				POSIX	SC 1 CDFUW	_lib_fsync
GETGR_R_SIZE_MAX		C	QQ 1 L
GETPW_R_SIZE_MAX		C	QQ 1 L
HOSTID				C	QQ 1 L
HOSTNAME			SVID	SI 1 O
HOST_NAME_MAX			POSIX	SC 1 LMU	255
HW_PROVIDER			SVID	SI 1 O
HW_SERIAL			C	QQ 1 L
ILP32_OFF32			XBS5	SC 1 FU
ILP32_OFF32_CFLAGS		XBS5	CS 1 FU
ILP32_OFF32_LDFLAGS		XBS5	CS 1 FU
ILP32_OFF32_LIBS		XBS5	CS 1 FU
ILP32_OFF32_LINTFLAGS		XBS5	CS 1 FU
ILP32_OFFBIG			XBS5	SC 1 FU
ILP32_OFFBIG_CFLAGS		XBS5	CS 1 FU
ILP32_OFFBIG_LDFLAGS		XBS5	CS 1 FU
ILP32_OFFBIG_LIBS		XBS5	CS 1 FU
ILP32_OFFBIG_LINTFLAGS		XBS5	CS 1 FU
INITTAB_NAME			SVID	SI 1 O
INT_MAX				C	XX 1 L		32767
INT_MIN				C	XX 1 L		-32767
IOV_MAX				XOPEN	SC 1 LMU	16
IO_TYPE				C	QQ 1 L
IPV6				POSIX	SC 1 FUW
IP_SECOPTS			C	QQ 1 L
JOB_CONTROL			POSIX	SC 1 FUW	cc{
	#include "FEATURE/wait"
	#if _ok_wif
	int main(void)
	{
		printf("1");
		return 0;
	}
	#endif
}
KERNEL_CLIST			SCO	SC 1 0
KERNEL_CLIST_MAX		SCO	SC 1 0
KERNEL_DISK			SCO	SC 1 0
KERNEL_DISK_MAX			SCO	SC 1 0
KERNEL_DMABUF			SCO	SC 1 0
KERNEL_DMABUF_MAX		SCO	SC 1 0
KERNEL_FILE			SCO	SC 1 0
KERNEL_FILE_MAX			SCO	SC 1 0
KERNEL_FLCKREC			SCO	SC 1 0
KERNEL_FLCKREC_MAX		SCO	SC 1 0
KERNEL_INODE			SCO	SC 1 0
KERNEL_INODE_MAX		SCO	SC 1 0
KERNEL_MOUNT			SCO	SC 1 0
KERNEL_MOUNT_MAX		SCO	SC 1 0
KERNEL_PINODE			SCO	SC 1 0
KERNEL_PINODE_MAX		SCO	SC 1 0
KERNEL_PROC			SCO	SC 1 0
KERNEL_PROC_MAX			SCO	SC 1 0
KERNEL_REGION			SCO	SC 1 0
KERNEL_REGION_MAX		SCO	SC 1 0
KERNEL_S5INODE			SCO	SC 1 0
KERNEL_S5INODE_MAX		SCO	SC 1 0
KERNEL_STAMP			SVID	SI 1 O
KERN_POINTERS			C	QQ 1 L
KERN_SIM			C	QQ 1 L
LEGACY				XOPEN	SC 1 FU
LINE_MAX			POSIX	SC 2 LMN	2048
LINK_MAX			POSIX	PC 1 LMU	MAXLINK SHRT_MAX 8
LLONG_MAX			C	XX 1 L
LLONG_MIN			C	XX 1 L
LOCALEDEF			POSIX	SC 1 FUW
LOCALEDEF			POSIX	SC 2 CFUW
LOGIN_NAME_MAX			POSIX	SC 1 LMU
LOGNAME_MAX			SVID	SC 1 MU		8
LONG_BIT			XOPEN	XX 1 L		(8*sizeof(long)) 32
LONG_MAX			C	XX 1 L		2147483647
LONG_MIN			C	XX 1 L		-2147483647
LP64_OFF64			XBS5	SC 1 FU
LP64_OFF64_CFLAGS		XBS5	CS 1 FU
LP64_OFF64_LDFLAGS		XBS5	CS 1 FU
LP64_OFF64_LIBS			XBS5	CS 1 FU
LP64_OFF64_LINTFLAGS		XBS5	CS 1 FU
LPBIG_OFFBIG			XBS5	SC 1 FU
LPBIG_OFFBIG_CFLAGS		XBS5	CS 1 FU
LPBIG_OFFBIG_LDFLAGS		XBS5	CS 1 FU
LPBIG_OFFBIG_LIBS		XBS5	CS 1 FU
LPBIG_OFFBIG_LINTFLAGS		XBS5	CS 1 FU
MACHINE				SVID	SI 1 O
MAPPED_FILES			POSIX	SC 1 CDFUW	_lib_mmap
MAX_CANON			POSIX	PC 1 LMU	CANBSIZ 255
MAX_INPUT			POSIX	PC 1 LMU	MAX_CANON 255	
MB_LEN_MAX			C	XX 1 L		1
MCAS_OFFSET			C	QQ 1 L
MEMLOCK				POSIX	SC 1 CDFUW
MEMLOCK_RANGE			POSIX	SC 1 CDFUW
MEMORY_PROTECTION		POSIX	SC 1 CDFUW
MESSAGE_PASSING			POSIX	SC 1 CDFUW
MIN_HOLE_SIZE			POSIX	PC 1 LMU
MMAP_FIXED_ALIGNMENT		C	QQ 1 L		_AST_PAGESIZE
MONOTONIC_CLOCK			POSIX	SC 1 FUW
MQ_OPEN_MAX			POSIX	SC 1 LMU	8
MQ_PRIO_MAX			POSIX	SC 1 LMU	32
MSEM_LOCKID			C	QQ 1 L
MULTI_PROCESS			POSIX	SC 1 FU
NACLS_MAX			SVID	SC 1 0
NAME_MAX			POSIX	PC 1 LMU	14	cc{
	int main(void)
	{
	#ifdef MAXNAMLEN
		printf("%d", MAXNAMLEN);
	#else
	#if !defined(remove) && (!_lib_remove || _lib_unlink)
	#define remove		unlink
	#endif
		int	i;
		int	n;
		int	v;
		char	name[256];
		for (i = 0; i < sizeof(name); i++)
			name[i] = 'F';
		name[8] = '.';
		name[sizeof(name) - 1] = 0;
		if ((n = creat(name, 0666)) >= 0)
		{
			close(n);
			for (v = 12; v < sizeof(name); v++)
			{
				name[v] = 0;
				if (remove(name) >= 0) break;
				name[v] = 'F';
			}
		}
		else for (v = 12; v < sizeof(name); v++)
		{
			name[v] = 0;
			if ((n = creat(name, 0666)) >= 0)
			{
				close(n);
				remove(name);
				name[v] = 'F';
			}
			else
			{
				v--;
				break;
			}
		}
		printf("%d", v);
		return 0;
	}
	#endif
}
NGROUPS_MAX			POSIX	SC 1 CDLMU	8	cc{
	#if _lib_getgroups
	int main(void)
	{
		int	n;
		gid_t	g;
		if ((n = getgroups(0, &g)) < 0)
	#if defined(NGROUPS) && (NGROUPS-0) > 0
			n = NGROUPS;
	#else
			return 1;
	#endif
		printf("%d", n);
		return 0;
	}
	#endif
}
NL_ARGMAX			XOPEN	XX 1 L		9
NL_LANGMAX			XOPEN	XX 1 L		14
NL_MAX				C	QQ 1 L
NL_MSGMAX			XOPEN	XX 1 L		32767
NL_NMAX				XOPEN	XX 1 L		1
NL_SETMAX			XOPEN	XX 1 L		255
NL_SPECMAX			C	QQ 1 L
NL_TEXTMAX			XOPEN	XX 1 L		LINE_MAX
NO_TRUNC			POSIX	PC 1 FUW
NPROCESSORS_CONF		SVID	SC 1 0
NPROCESSORS_MAX			SVID	SC 1 0
NPROCESSORS_ONLN		SVID	SC 1 0
NPROC_CONF			C	QQ 1 L
NPROC_ONLN			C	QQ 1 L
NSS_BUFLEN_GROUP		C	QQ 1 L
NSS_BUFLEN_PASSWD		C	QQ 1 L
NUM_PROCESSORS			C	QQ 1 L
NZERO				XOPEN	XX 1 L		20
OPEN_MAX			POSIX	SC 1 CDLMUX	16	cc{
	#if _lib_getdtablesize
	extern int		getdtablesize(void);
	int main(void)
	{
		printf("%d", getdtablesize());
		return 0;
	}
	#else
	int main(void)
	{
		int	i;
		int	n;
		int	v;
		n = 0;
		v = 2;
		while ((i = dup(0)) >= 0)
		{
			if (!n) n = i;
			if (i > v) v = i;
		}
		while (n <= v) close(n++);
		printf("%d", v);
		return 0;
	}
	#endif
}
OPEN_MAX_CEIL			AST	XX 1 L		OPEN_MAX
OSREL_MAJ			C	QQ 1 L
OSREL_MIN			C	QQ 1 L
OSREL_PATCH			C	QQ 1 L
OS_BASE				SVID	SI 1 O
OS_PROVIDER			SVID	SI 1 O
OS_VERSION			AES	SC 1 FSU
PAGESIZE			POSIX	SC 1 MU		PAGESIZE PAGE_SIZE 4096	cc{
	int main(void)
	{
	#if _WIN32
		printf("%ld", 64*1024L);
		return 0;
	#else
	#if _lib_getpagesize
	#if _npt_getpagesize
	extern size_t		getpagesize(void);
	#endif
		printf("%d", getpagesize());
		return 0;
	#endif
	#else
		return 1;
	#endif
	}
}
PAGE_SIZE			POSIX	SC 1 MU		_AST_PAGESIZE
PASS_MAX			SVID	SC 1 CDLMU	8
PATH				AST	CS 1 MU		sh{
	# DEFPATH should have been exported from package(1)
	echo "\\"$DEFPATH\\""
}
PATH_LEADING_SLASHES		AST	CS 1 M		sh{
	# HOSTTYPE should have been exported from package(1)
	case $HOSTTYPE in
	cygwin.*)	echo "\\"1\\"" ;;  # support UNC paths (with two leading slashes)
	esac
}
PATH_MAX			POSIX	PC 1 CDLMUX	MAXPATHLEN 1024
PBS				POSIX	SC 2 FUW
PBS_ACCOUNTING			POSIX	SC 2 FUW
PBS_CHECKPOINT			POSIX	SC 2 FUW
PBS_LOCATE			POSIX	SC 2 FUW
PBS_MESSAGE			POSIX	SC 2 FUW
PBS_TRACK			POSIX	SC 2 FUW
PHYS_PAGES			SUN	SC 1 0
PID_MAX				SVID	SC 1 LMU	30000	cc{
	#include <fcntl.h>
	#include <stdio.h>
	#include <stdlib.h>
	int main(void)
	{
		long	v;
		int	fd;
		int	n;
		char	buf[1024];
#ifdef PID_MAX
		v = PID_MAX;
#else
		v = 99999;
#endif
		if ((fd = open("/proc/sys/kernel/pid_max", 0)) >= 0 && (n = read(fd, buf, sizeof(buf)-1)) > 1)
		{
			buf[n] = 0;
			v = strtol(buf, NULL, 0);
		}
		else
		{
#ifdef __sgi
			v = 0x7fffffff;
#endif
		}
		printf("%ld", v);
		return 0;
	}
}
PII				POSIX	SC 1 FU
PII_INTERNET			POSIX	SC 1 FU
PII_INTERNET_DGRAM		POSIX	SC 1 FU
PII_INTERNET_STREAM		POSIX	SC 1 FU
PII_OSI				POSIX	SC 1 FU
PII_OSI_CLTS			POSIX	SC 1 FU
PII_OSI_COTS			POSIX	SC 1 FU
PII_OSI_M			POSIX	SC 1 FU
PII_SOCKET			POSIX	SC 1 FU
PII_XTI				POSIX	SC 1 FU
PIPE_BUF			POSIX	PC 1 LMU	512
POLL				POSIX	SC 1 FU
PRIORITIZED_IO			POSIX	SC 1 FUW
PRIORITY_SCHEDULING		POSIX	SC 1 CDFUW
PRIO_IO				POSIX	PC 1 FUW
PROC_RSRC_MGR			C	QQ 1 L
PTHREAD_DESTRUCTOR_ITERATIONS	C	QQ 1 L
PTHREAD_KEYS_MAX		C	QQ 1 L
PTHREAD_THREADS_MAX		C	QQ 1 L
PTRDIFF_MAX			C	XX 1 LMU	stdint.h 65535
PTRDIFF_MIN			C	XX 1 LMU	stdint.h -65535
RAW_SOCKETS			POSIX	SC 1 FUW
READER_WRITER_LOCKS		POSIX	SC 1 FUW
REALTIME			XOPEN	SC 1 FU
REALTIME_SIGNALS		POSIX	SC 1 CDFUW
REALTIME_THREADS		XOPEN	SC 1 FU
REC_INCR_XFER_SIZE		POSIX	PC 1 LVW
REC_MAX_XFER_SIZE		POSIX	PC 1 LVW
REC_MIN_XFER_SIZE		POSIX	PC 1 LVW
REC_XFER_ALIGN			POSIX	PC 1 LVW
REENTRANT_FUNCTIONS		POSIX	SC 1 FU
REGEXP				POSIX	SC 1 FUW
REGEX_VERSION			POSIX	SC 1 F		20030916
RELEASE				AST	XX 1 L
RESOURCE_LIMITS			POSIX	SC 1 FU
RE_DUP_MAX			POSIX	SC 2 LMN	255
RTSIG_MAX			POSIX	SC 1 LMU	8
SATTR_ENABLED			SUN	PC 1 0
SAVED_IDS			POSIX	SC 1 FUW	cc{
	#if _lib_setuid && !_lib_setreuid
	int main(void)
	{
		printf("1");
		return 0;
	}
	#endif
}
SCHAR_MAX			C	XX 1 L		127
SCHAR_MIN			C	XX 1 L		-127
SECURITY_CLASS			C	QQ 1 L
SELECT				POSIX	SC 1 FU
SEMAPHORES			POSIX	SC 1 CDFUW
SEM_NSEMS_MAX			POSIX	SC 1 LMU	256
SEM_VALUE_MAX			POSIX	SC 1 LMU	32767
SF_BUFSIZE			AST	XX 1 MUX	sh{
	sed -e '/[ 	]*#[ 	]*define[ 	][ 	]*SFIO_BUFSIZE[ 	]/!d' -e 's/^[^0-9]*//' -e 's/[^0-9]*$//' $PACKAGEROOT/src/lib/libast/include/sfio.h
}
SH				AST	CS 1 MU		sh{
	ifs=$IFS
	IFS=:
	set '' `$CONF_getconf PATH 2>/dev/null` /bin /usr/bin /sbin /usr/sbin
	shift
	path=$*
	IFS=$ifs
	for s in ksh ksh93 sh
	do	for d in $path
		do	if	test -x $d/$s
			then	case $s in
				ksh)	case `$d/$s '--?-author' 2>&1` in
					*'David Korn'*) ;;
					*)		continue ;;
					esac
					;;
				esac
				echo '"'$d/$s'"'
				exit
			fi
		done
	done
	echo '"/bin/sh"'
}
SHARED_MEMORY_OBJECTS		POSIX	SC 1 CDFUW
SHELL				POSIX	SC 1 FUVW
SHM				XOPEN	SC 1 FSUW
SHRT_MAX			C	XX 1 L		32767
SHRT_MIN			C	XX 1 L		-32767
SIG_ATOMIC_MAX			C	XX 1 L		signal.h
SIG_ATOMIC_MIN			C	XX 1 L		signal.h
SIGQUEUE_MAX			POSIX	SC 1 LMU	32
SIGQUEUE_MAX			POSIX	SC 1 LMU	32
SIGRT_MAX			SVID	SC 1 0
SIGRT_MIN			SVID	SC 1 0
SIZE_MAX			C	XX 1 LMX	stdint.h UINT_MAX 65535
SLVM_MAXNODES			C	QQ 1 L
SOCK_MAXBUF			C	QQ 1 0
SOFTPOWER			C	QQ 1 L
SPAWN				POSIX	SC 1 FUW
SPIN_LOCKS			POSIX	SC 1 FUW
SPORADIC_SERVER			POSIX	SC 1 FUW
SRPC_DOMAIN			C	QQ 1 0
SS_REPL_MAX			POSIX	SC 1 FUW
SSIZE_MAX			POSIX	XX 1 LMUX	INT_MAX 32767
STD_BLK				SVID	SC 1 LMU	1024
STREAM_MAX			POSIX	SC 1 LMU	OPEN_MAX 8
STREAMS				XOPEN	SC 1 FSUW
SW_DEV				POSIX	SC 2 CFUW
SYMLINK_MAX			POSIX	PC 1 LMU	255	cc{
	int main(void)
	{
		printf("%d", PATH_MAX-1);
		return 0;
	}
}
SYMLINKS			POSIX	PC 2 FUW
SYMLOOP_MAX			POSIX	SC 1 LMU	8
SYNCHRONIZED_IO			POSIX	SC 1 CDFUW
SYNC_IO				POSIX	PC 1 FUW
SYSNAME				SVID	SI 1 O
SYSPID_MAX			SVID	SC 1 LMU	2
THREADS				POSIX	SC 1 CDFUW
THREADS_PRIO_CEILING		POSIX	SC 1 FUW
THREADS_PRIO_INHERIT		POSIX	SC 1 FUW
THREAD_ATTR_STACKADDR		POSIX	SC 1 CDFUW
THREAD_ATTR_STACKSIZE		POSIX	SC 1 CDFUW
THREAD_CPUTIME			POSIX	SC 1 FUW
THREAD_DESTRUCTOR_ITERATIONS	POSIX	SC 1 LMUW	PTHREAD_DESTRUCTOR_ITERATIONS 4
THREAD_KEYS_MAX			POSIX	SC 1 LMUW	PTHREAD_KEYS_MAX 128
THREAD_PRIORITY_SCHEDULING	POSIX	SC 1 CDFUW
THREAD_PRIO_INHERIT		POSIX	SC 1 CDFUW
THREAD_PRIO_PROTECT		POSIX	SC 1 CDFUW
THREAD_PROCESS_SHARED		POSIX	SC 1 CDFUW
THREAD_SAFE_FUNCTIONS		POSIX	SC 1 CDFUW
THREAD_SPORADIC_SERVER		POSIX	SC 1 FUW
THREAD_THREADS_MAX		POSIX	SC 1 LMUW	PTHREAD_THREADS_MAX 64
TIMEOUTS			POSIX	SC 1 FUW
TIMERS				POSIX	SC 1 CDFUW
TIMER_MAX			POSIX	SC 1 LMU	32
TMP				AST	CS 1 MU		"/tmp"
TMP_MAX				C	SC 1 LMU	10000
TRACE				POSIX	SC 1 FUW
TRACE_EVENT_FILTER		POSIX	SC 1 FUW
TRACE_EVENT_NAME_MAX		POSIX	SC 1 FUVW
TRACE_INHERIT			POSIX	SC 1 FUW
TRACE_LOG			POSIX	SC 1 FUW
TRACE_NAME_MAX			POSIX	SC 1 FUVW
TRACE_SYS_MAX			POSIX	SC 1 FUVW
TRACE_USER_EVENT_MAX		POSIX	SC 1 FUVW
TTY_NAME_MAX			POSIX	SC 1 LMU	9
TYPED_MEMORY_OBJECTS		POSIX	SC 1 FUW
TZNAME_MAX			POSIX	SC 1 CDLMU	6
T_IOV_MAX			C	QQ 1 0
UCHAR_MAX			C	XX 1 L		255
UCHAR_MIN			C	XX 1 L
UID_MAX				SVID	SC 1 LMU	60002
UINT_MAX			C	XX 1 L		65535
UIO_MAXIOV			C	QQ 1 0
ULLONG_MAX			C	XX 1 L
ULONG_MAX			C	XX 1 L		4294967295
UNIX				XOPEN	SC 1 FSUW
UPE				POSIX	SC 2 CFUW
USER_LIMIT			SVID	SI 1 O
USHRT_MAX			C	XX 1 L		65535
V6_ILP32_OFF32			POSIX	SC 1 W
V6_ILP32_OFFBIG			POSIX	SC 1 W
V6_LP64_OFF64			POSIX	SC 1 W
V6_LPBIG_OFFBIG			POSIX	SC 1 W
VDISABLE			POSIX	PC 1 FUW
VERSION				POSIX	SC 1 CDFSU	200112
VERSION				POSIX	SC 2 CDFSU	200112
VERSION				XOPEN	SC 1 CDFSU	600
VERSION				AST	XX 1 MS		AST_VERSION
VERSION				SVID	SI 1 S
VERSION				XPG	SC 3 DFSU
VERSION				XPG	SC 4 DFSU
VERSION_88			C	XX 1 L
VERSION_88			POSIX	SC 1 FSU
VERSION_90			C	XX 1 L
VERSION_90			POSIX	SC 1 FSU
VERSION_93			C	XX 1 L
VERSION_93			POSIX	SC 1 FSU
WCHAR_MAX			C	XX 1 L		stddef.h
WCHAR_MIN			C	XX 1 L		stddef.h
WINT_MIN			C	XX 1 L		wchar.h
WINT_MAX			C	XX 1 L		wchar.h
WORD_BIT			XOPEN	XX 1 L		(8*sizeof(int))
XATTR_ENABLED			SUN	PC 1 0
XATTR_EXISTS			SUN	PC 1 0
XCU_VERSION			XOPEN	SC 1 CDFSU
XPG2				XOPEN	XX 1 FU
XPG3				XOPEN	XX 1 FU
XPG4				XOPEN	XX 1 FU

# vendor prefixes

VERSION				GNU		XX 1 S
VERSION				TRUSTEDBSD	XX 1 S
