Wed May 1 09:10:04 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

	* time/strftime.c: Use canonical autoconf nugget for time.h+sys/time.h
	include.

Mon Apr 29 02:48:26 1996  Ulrich Drepper  <drepper@cygnus.com>

	* ctype/ctype-info.c: (__ctype_width): New variable.
	(__ctype_names): Initialize correctly without offset.

	* locale/C-collate.c, locale/C-ctype.c,
	locale/C-messages.c, locale/C-monetary.c,
	locale/C-numeric.c, locale/C-time.c: Change copyright.

	* locale/C-ctype.c (_nl_C_LC_CTYPE_class32): Correct
	endianess for initialization value.

	* locale/lc-ctype.c (current): Add parameter for offset.
	(__ctype32_b, __ctype_width): Add initialization for these
	variables.

	* locale/programs/charmap.c: Finish support for WIDTH information.
	(new_width): New function.

	* locale/programs/charset.h (width_rule): new data structure.
	(charset_t): Add elements for width information.

	* locale/programs/ld-ctype.c (locale_ctype_t): Add element
	for width information.
	(allocate_arrays): Add new argument for charset.
	(ctype_finish): Make sure all characters named in charset
	width table are known to name table.
	(ctype_output): Correct handling of class and map name
	information and write out width information.
	(find_idx): Prepare for being called with NULL pointer as
	TABLE argument.  This means only allocate name entry.
	(allocate_arrays): Correct handling of array element -1.
	Because EOF == -1 the value of element 127 must *not* be
	mirrored here.
	Fill width information from charset tables.

	* locale/programs/localedef.c (main): Correct loop over all
	categories after change of order from Thu Mar 28 14:22:51 1996.
	Add new charset argument to call of `write_all_categories'.

	* locale/programs/locales.h (ctype_finish, ctype_output): New
	charset argument.

	* locale/programs/locfile.c (write_all_categories): Call
	`ctype_output' with additional argument charset.

	* posix/getconf.c (vars): Add _POSIX_SYNC_IO, _POSIX_ASYNC_IO,
	and _POSIX_PRIO_IO definitions.

	* posix/posix2_lim.h: Add definition of _POSIX2_CHARCLASS_NAME_MAX
	and CHARCLASS_NAME_MAX.

	* posix/unistd.h: Document _POSIX_SYNC_IO, _POSIX_ASYNC_IO,
	and _POSIX_PRIO_IO.

	* stdlib/grouping.h: Prepare for use in wide string functions.

	* stdlib/stdlib.h: Correct prototypes for __strto*_internal
	functions.

	* stdlib/strtod.c: Extend for use as `wcsto{f,d,ld}'.

	* stdlib/strtol.c: Extend for use as `wcsto{l,ul,q,uq}'.

	* string/strcoll.c: Extend for use as `wcscoll'.

	* string/strxfrm.c: Extend for use as `wcsxfrm'.

	* sysdeps/generic/confname.h: Add definition of _PC_SYNC_IO,
	_PC_ASYNC_IO, _PC_PRIO_IO and _SC_CHARCLASS_NAME_MAX.

	* sysdeps/generic/stpncpy.c: Correct return value.

	* sysdeps/posix/fpathconf.c: Add handling of _PC_SYNC_IO,
	_PC_ASYNC_IO, and _PC_PRIO_IO.

	* sysdeps/posix/sysconf.c: Add handling of _SC_REALTIME_SIGNALS,
	_SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO,
	_SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC,
	_SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE,
	_SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES,
	_SC_SHARED_MEMORY_OBJECTS, and _SC_CHARCLASS_NAME_MAX.
	* sysdeps/stub/sysconf.c: Ditto.
	* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.

	* sysdeps/unix/sysv/linux/Dist: Add sys/sysctl.h.

	* sysdeps/unix/sysv/linux/Makefile [subdir == misc]
	(sysdep_routines): Add s_sysctl and sysctl.

	* sysdeps/unix/sysv/linux/sys/mman.h: Add declaration of mremap.

	* sysdeps/unix/sysv/linux/sys/socket.h: New file.  Wrapper
	around kernel header.

	* sysdeps/unix/sysv/linux/sys/sysctl.h: New file.  Define
	interface to `sysctl' function.

	* sysdeps/unix/sysv/linux/syscalls.list: Add mremap and _sysctl.

	* sysdeps/unix/sysv/linux/sysconf.c: Add handling of
	_SC_CHARCLASS_NAME_MAX.

	* sysdeps/unix/sysv/linux/sysctl.c: new file.  Implement caller
	of _sysctl system call.

	* sysvipc/Makefile (routines): Add ftok.

	* sysvipc/ftok.c: use variable `proj_id' not `id'.  Patch by
	David Mosberger-Tang.

	* wcsmbs/Makefile (routines): Add wcpcpy, wcpncpy, wcstol,
        wcstoul, wcstoq, wcstouq, wcstod, wcstold, wcstof, wcscoll,
        wcsxfrm, wcwidth, and wcswidth.

	* wcsmbs/wchar.h: Add declarations for wcpcpy, wcpncpy, wcstol,
        wcstoul, wcstoq, wcstouq, wcstod, wcstold, wcstof, wcscoll,
        wcsxfrm, wcwidth, and wcswidth.
	Declare internal interfaces for wcsto* functions.
	[OPTIMIZE]: Define inline functions for wcsto* functions to
	call internal interface functions.

	* wcsmbs/wcpcpy.c, wcsmbs/wcpncpy.c: New files.  Implement non-
	standard function equivalent to stpcpy/stpncpy.

	* wcsmbs/wcscoll.c: Implement `wcscoll' function by using
        `strcoll' implementation.

	* wcsmbs/wcscpy.c, wcsmbs/wcsncpy.c: Use wint_t instead of
        wchar_t.

	* wcsmbs/wcstod.c: Implement `wcstod' function by using `strtod'
        implementation.
	* wcsmbs/wcstof.c: Same for `wcstof'.
	* wcsmbs/wcstold.c: Same for `strtold'.

	* wcsmbs/wcstol.c: Implement `wcstol' function by using `strtol'
        implementation.
	* wcsmbs/wcstoq.c: Same for `wcstoq'.
	* wcsmbs/wcstoul.c: Same for `wcstoul'.
	* wcsmbs/wcstouq.c: Same for `wcstouq'.

	* wcsmbs/wcswidth.c: Implement `wcswidth' function from X/Open
        CAE.
	* wcsmbs/wcwidth.c: Ditto for `wcwidth'.
	* wcsmbs/wcwidth.h: Common function for definitions of above two
	functions.

	* wcsmbs/wcsxfrm.c: Implement `wcsxfrm function by using
        `strxfrm implementation.

	* wctype/wctype.c: Remove case for `wctype_t' being 16 bit type.

	* wctype/wctype.h (wint_t): Protect against multiple definition.
	(wctype_t): Always define as `unsigned long int'.

	* wctype.h: New file.  Wrapper around wctype/wctype.h.

	* hurd/hurdstartup.c (_hurd_split_args): Function removed.
	(_hurd_startup): Use argz functions.

	* hurd/hurdexec.c: Use argz functions.

14 files changed, 360 insertions, 10 deletions

diff --git a/sysdeps/generic/confname.h b/sysdeps/generic/confname.h
index da189fb..6c58410 100644
--- a/sysdeps/generic/confname.h
+++ b/sysdeps/generic/confname.h
@@ -36,7 +36,13 @@ enum
 #define	_PC_CHOWN_RESTRICTED	_PC_CHOWN_RESTRICTED
     _PC_NO_TRUNC,
 #define	_PC_NO_TRUNC		_PC_NO_TRUNC
-    _PC_VDISABLE
+    _PC_VDISABLE,
+    _PC_SYNC_IO,
+#define	_PC_SYNC_IO		_PC_SYNC_IO
+    _PC_ASYNC_IO,
+#define	_PC_ASYNC_IO		_PC_ASYNC_IO
+    _PC_PRIO_IO
+#define	_PC_PRIO_IO		_PC_PRIO_IO
   };
 
 /* Values for the argument to `sysconf'.  */
@@ -113,6 +119,8 @@ enum
 #define	_SC_LINE_MAX		_SC_LINE_MAX
     _SC_RE_DUP_MAX,
 #define	_SC_RE_DUP_MAX		_SC_RE_DUP_MAX
+    _SC_CHARCLASS_NAME_MAX,
+#define	_SC_CHARCLASS_NAME_MAX	_SC_CHARCLASS_NAME_MAX
 
     _SC_2_VERSION,
 #define	_SC_2_VERSION		_SC_2_VERSION
diff --git a/sysdeps/generic/stpncpy.c b/sysdeps/generic/stpncpy.c
index d4a5240..5cdd93d 100644
--- a/sysdeps/generic/stpncpy.c
+++ b/sysdeps/generic/stpncpy.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -67,7 +67,7 @@ DEFUN(__stpncpy, (dest, src, n), char *dest AND CONST char *src AND size_t n)
  last_chars:
   n &= 3;
   if (n == 0)
-    return s;
+    return dest;
 
   do
     {
diff --git a/sysdeps/posix/fpathconf.c b/sysdeps/posix/fpathconf.c
index b339990..5c91c4a 100644
--- a/sysdeps/posix/fpathconf.c
+++ b/sysdeps/posix/fpathconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -107,6 +107,27 @@ DEFUN(__fpathconf, (fd, name), int fd AND int name)
 #else
       return -1;
 #endif
+
+    case _PC_SYNC_IO:
+#ifdef	_POSIX_SYNC_IO
+      return _POSIX_SYNC_IO;
+#else
+      return -1;
+#endif
+
+    case _PC_ASYNC_IO:
+#ifdef	_POSIX_ASYNC_IO
+      return _POSIX_ASYNC_IO;
+#else
+      return -1;
+#endif
+
+    case _PC_PRIO_IO:
+#ifdef	_POSIX_PRIO_IO
+      return _POSIX_PRIO_IO;
+#else
+      return -1;
+#endif
     }
 
   errno = ENOSYS;
diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c
index 485f9b3..bf3c5b8 100644
--- a/sysdeps/posix/sysconf.c
+++ b/sysdeps/posix/sysconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -84,12 +84,112 @@ DEFUN(__sysconf, (name), int name)
 #else
       return -1;
 #endif
+
     case _SC_SAVED_IDS:
 #ifdef	_POSIX_SAVED_IDS
       return 1;
 #else
       return -1;
 #endif
+
+    case _SC_REALTIME_SIGNALS:
+#ifdef	_POSIX_REALTIME_SIGNALS
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_PRIORITY_SCHEDULING:
+#ifdef	_POSIX_PRIORITY_SCHEDULING
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_TIMERS:
+#ifdef	_POSIX_TIMERS
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_ASYNCHRONOUS_IO:
+#ifdef	_POSIX_ASYNCHRONOUS_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_PRIORITIZED_IO:
+#ifdef	_POSIX_PRIORITIZED_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SYNCHRONIZED_IO:
+#ifdef	_POSIX_SYNCHRONIZED_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_FSYNC:
+#ifdef	_POSIX_FSYNC
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MAPPED_FILES:
+#ifdef	_POSIX_MAPPED_FILES
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMLOCK:
+#ifdef	_POSIX_MEMLOCK
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMLOCK_RANGE:
+#ifdef	_POSIX_MEMLOCK_RANGE
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMORY_PROTECTION:
+#ifdef	_POSIX_MEMORY_PROTECTION
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MESSAGE_PASSING:
+#ifdef	_POSIX_MESSAGE_PASSING
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SEMAPHORES:
+#ifdef	_POSIX_SEMAPHORES
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SHARED_MEMORY_OBJECTS:
+#ifdef	_POSIX_SHARED_MEMORY_OBJECTS
+      return 1;
+#else
+      return -1;
+#endif
+
     case _SC_VERSION:
       return _POSIX_VERSION;
 
@@ -152,6 +252,12 @@ DEFUN(__sysconf, (name), int name)
       return -1;
 #endif
 
+    case _SC_CHARCLASS_NAME_MAX:
+#ifdef	CHARCLASS_NAME_MAX
+      return CHARCLASS_NAME_MAX;
+#else
+      return -1;
+#endif
 
     case _SC_2_VERSION:
       /* This is actually supposed to return the version
diff --git a/sysdeps/stub/sysconf.c b/sysdeps/stub/sysconf.c
index bb4eb87..fc9ee84 100644
--- a/sysdeps/stub/sysconf.c
+++ b/sysdeps/stub/sysconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -43,6 +43,20 @@ DEFUN(__sysconf, (name), int name)
     case _SC_OPEN_MAX:
     case _SC_JOB_CONTROL:
     case _SC_SAVED_IDS:
+    case _SC_REALTIME_SIGNALS:
+    case _SC_PRIORITY_SCHEDULING:
+    case _SC_TIMERS:
+    case _SC_ASYNCHRONOUS_IO:
+    case _SC_PRIORITIZED_IO:
+    case _SC_SYNCHRONIZED_IO:
+    case _SC_FSYNC:
+    case _SC_MAPPED_FILES:
+    case _SC_MEMLOCK:
+    case _SC_MEMLOCK_RANGE:
+    case _SC_MEMORY_PROTECTION:
+    case _SC_MESSAGE_PASSING:
+    case _SC_SEMAPHORES:
+    case _SC_SHARED_MEMORY_OBJECTS:
     case _SC_VERSION:
 
     case _SC_BC_BASE_MAX:
@@ -53,6 +67,7 @@ DEFUN(__sysconf, (name), int name)
     case _SC_EXPR_NEST_MAX:
     case _SC_LINE_MAX:
     case _SC_RE_DUP_MAX:
+    case _SC_CHARCLASS_NAME_MAX:
     case _SC_2_VERSION:
     case _SC_2_C_BIND:
     case _SC_2_C_DEV:
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist
index d6124bd..e6505c0 100644
--- a/sysdeps/unix/sysv/linux/Dist
+++ b/sysdeps/unix/sysv/linux/Dist
@@ -1,3 +1,4 @@
 sys/socketcall.h
+sys/sysctl.h
 sys/timex.h
 nfs/nfs.h
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index c33a190..4d484ab 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -15,7 +15,7 @@ sysdep_routines += fxstat lxstat xstat
 endif
 
 ifeq ($(subdir), misc)
-sysdep_routines += xmknod s_ptrace
+sysdep_routines += xmknod s_ptrace s_sysctl sysctl
 headers += sys/mount.h
 endif
 
@@ -36,4 +36,3 @@ rtld-installed-name = ld-gnu.so.1
 
 # Don't compile the ctype glue code, since there is no old non-GNU C library.
 inhibit-glue = yes
-
diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h
index 3336154..5c59095 100644
--- a/sysdeps/unix/sysv/linux/sys/mman.h
+++ b/sysdeps/unix/sysv/linux/sys/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for BSD-style memory management.  Linux version.
-Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -88,6 +88,14 @@ int mlock __P ((__caddr_t __addr, size_t __len));
 /* Unlock whole pages previously mapped by the range [ADDR,ADDR+LEN).  */
 int munlock __P ((__caddr_t __addr, size_t __len));
 
+/* Remap pages mapped by the range [ADDR,ADDR+OLD_LEN) to new length
+   NEW_LEN.  If MAY_MOVE is MREMAP_MAXMOVE the returned address may
+   differ from ADDR.  */
+__caddr_t __mremap __P ((__caddr_t __addr, size_t __old_len, size_t __new_len,
+			 int __may_move));
+__caddr_t mremap __P ((__caddr_t __addr, size_t __old_len, size_t __new_len,
+		       int __may_move));
+
 __END_DECLS
 
 
diff --git a/sysdeps/unix/sysv/linux/sys/socket.h b/sysdeps/unix/sysv/linux/sys/socket.h
new file mode 100644
index 0000000..b3e8fe8
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/socket.h
@@ -0,0 +1,2 @@
+#include <linux/socket.h>
+#include <linux/socket.h>
diff --git a/sysdeps/unix/sysv/linux/sys/sysctl.h b/sysdeps/unix/sysv/linux/sys/sysctl.h
new file mode 100644
index 0000000..1ec768f
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/sysctl.h
@@ -0,0 +1,36 @@
+/* Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifndef	_SYS_SYSCTL_H
+#define	_SYS_SYSCTL_H	1
+
+#include <features.h>
+
+__BEGIN_DECLS
+
+#define __need_size_t
+#include <stddef.h>
+#include <linux/sysctl.h>
+
+/* Read or write system parameters.  */
+extern int sysctl __P ((int *__name, int __nlen, void *__oldval,
+			size_t *__oldlenp, void *__newval, size_t __newlen));
+
+__END_DECLS
+
+#endif	/* sys/sysctl.h */
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 42d3e7e..6deee59 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -13,6 +13,7 @@ ipc		msgget	ipc		5	__ipc
 mlock		-	mlock		2	__mlock	mlock
 mlockall	-	mlockall	1	__mlockall	mlockall
 mount		-	mount		5	__mount	mount
+mremap		-	mremap		4	__mremap	mremap
 munlock		-	munlock		2	__munlock	munlock
 munlockall	-	munlockall	0	__munlockall	munlockall
 nanosleep	-	nanosleep	2	nanosleep
@@ -32,5 +33,6 @@ sched_rr_gi	-	sched_rr_get_interval	2	__sched_rr_get_interval	sched_rr_get_inter
 setpgid		-	setpgid		2	setpgid
 sigpending	-	sigpending	1	sigpending
 sigprocmask	-	sigprocmask	3	__sigprocmask	sigprocmask
+s_sysctl	sysctl	_sysctl		1	__syscall__sysctl
 umount		-	umount		1	__umount	umount
 wait4		-	wait4		4	__wait4		wait4
diff --git a/sysdeps/unix/sysv/linux/sysconf.c b/sysdeps/unix/sysv/linux/sysconf.c
index 33640c5..d658165 100644
--- a/sysdeps/unix/sysv/linux/sysconf.c
+++ b/sysdeps/unix/sysv/linux/sysconf.c
@@ -251,6 +251,12 @@ DEFUN(__sysconf, (name), int name)
       return -1;
 #endif
 
+    case _SC_CHARCLASS_NAME_MAX:
+#ifdef	CHARCLASS_NAME_MAX
+      return CHARCLASS_NAME_MAX;
+#else
+      return -1;
+#endif
 
     case _SC_2_VERSION:
       /* This is actually supposed to return the version
diff --git a/sysdeps/unix/sysv/linux/sysctl.c b/sysdeps/unix/sysv/linux/sysctl.c
new file mode 100644
index 0000000..d2a0b2b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sysctl.c
@@ -0,0 +1,40 @@
+/* sysctl - Read or write system information.  Linux version.
+Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <sys/sysctl.h>
+
+
+extern int __syscall__sysctl (struct __sysctl_args *args);
+
+int
+sysctl (int *name, int nlen, void *oldval, size_t *oldlenp,
+	void *newval, size_t newlen)
+{
+  struct __sysctl_args args =
+  {
+    name: name,
+    nlen: nlen,
+    oldval: oldval,
+    oldlenp: oldlenp,
+    newval: newval,
+    newlen: newlen
+  };
+
+  return __syscall__sysctl (&args);
+}
diff --git a/sysdeps/unix/sysv/sysv4/sysconf.c b/sysdeps/unix/sysv/sysv4/sysconf.c
index 607cd05..9ed5cbc 100644
--- a/sysdeps/unix/sysv/sysv4/sysconf.c
+++ b/sysdeps/unix/sysv/sysv4/sysconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Brendan Kehoe (brendan@zen.org).
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -74,12 +74,112 @@ DEFUN(__sysconf, (name), int name)
 #else
       return -1;
 #endif
+
     case _SC_SAVED_IDS:
 #ifdef	_POSIX_SAVED_IDS
       return 1;
 #else
       return -1;
 #endif
+
+    case _SC_REALTIME_SIGNALS:
+#ifdef	_POSIX_REALTIME_SIGNALS
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_PRIORITY_SCHEDULING:
+#ifdef	_POSIX_PRIORITY_SCHEDULING
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_TIMERS:
+#ifdef	_POSIX_TIMERS
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_ASYNCHRONOUS_IO:
+#ifdef	_POSIX_ASYNCHRONOUS_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_PRIORITIZED_IO:
+#ifdef	_POSIX_PRIORITIZED_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SYNCHRONIZED_IO:
+#ifdef	_POSIX_SYNCHRONIZED_IO
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_FSYNC:
+#ifdef	_POSIX_FSYNC
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MAPPED_FILES:
+#ifdef	_POSIX_MAPPED_FILES
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMLOCK:
+#ifdef	_POSIX_MEMLOCK
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMLOCK_RANGE:
+#ifdef	_POSIX_MEMLOCK_RANGE
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MEMORY_PROTECTION:
+#ifdef	_POSIX_MEMORY_PROTECTION
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_MESSAGE_PASSING:
+#ifdef	_POSIX_MESSAGE_PASSING
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SEMAPHORES:
+#ifdef	_POSIX_SEMAPHORES
+      return 1;
+#else
+      return -1;
+#endif
+
+    case _SC_SHARED_MEMORY_OBJECTS:
+#ifdef	_POSIX_SHARED_MEMORY_OBJECTS
+      return 1;
+#else
+      return -1;
+#endif
+
     case _SC_VERSION:
       return _POSIX_VERSION;
 
@@ -142,6 +242,12 @@ DEFUN(__sysconf, (name), int name)
       return -1;
 #endif
 
+    case _SC_CHARCLASS_NAME_MAX:
+#ifdef	CHARCLASS_NAME_MAX
+      return CHARCLASS_NAME_MAX;
+#else
+      return -1;
+#endif
 
     case _SC_2_VERSION:
       /* This is actually supposed to return the version