Update to current version of head.

94 files changed, 744 insertions, 572 deletions

diff --git a/lib/libc/arm/gen/makecontext.c b/lib/libc/arm/gen/makecontext.c
index 4fd3953..4b0f92d 100644
--- a/lib/libc/arm/gen/makecontext.c
+++ b/lib/libc/arm/gen/makecontext.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *        This product includes software developed by the NetBSD
- *        Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/arm/string/bzero.S b/lib/libc/arm/string/bzero.S
index 008c485..b31358d 100644
--- a/lib/libc/arm/string/bzero.S
+++ b/lib/libc/arm/string/bzero.S
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/arm/string/memcpy_arm.S b/lib/libc/arm/string/memcpy_arm.S
index 005c8c2..b84a32e 100644
--- a/lib/libc/arm/string/memcpy_arm.S
+++ b/lib/libc/arm/string/memcpy_arm.S
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *        This product includes software developed by the NetBSD
- *        Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/arm/string/memmove.S b/lib/libc/arm/string/memmove.S
index f65a254..8b8baaf 100644
--- a/lib/libc/arm/string/memmove.S
+++ b/lib/libc/arm/string/memmove.S
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/compat-43/sigpause.2 b/lib/libc/compat-43/sigpause.2
index bf3cf0b..d6271f1 100644
--- a/lib/libc/compat-43/sigpause.2
+++ b/lib/libc/compat-43/sigpause.2
@@ -195,6 +195,7 @@ functions, an attempt was made to catch or ignore
 .Dv SIGKILL
 or
 .Dv SIGSTOP .
+.El
 .Sh SEE ALSO
 .Xr kill 2 ,
 .Xr sigaction 2 ,
diff --git a/lib/libc/db/hash/hash.c b/lib/libc/db/hash/hash.c
index 83d2657..638814c 100644
--- a/lib/libc/db/hash/hash.c
+++ b/lib/libc/db/hash/hash.c
@@ -293,6 +293,8 @@ init_hash(HTAB *hashp, const char *file, const HASHINFO *info)
 		if (stat(file, &statbuf))
 			return (NULL);
 		hashp->BSIZE = statbuf.st_blksize;
+		if (hashp->BSIZE > MAX_BSIZE)
+			hashp->BSIZE = MAX_BSIZE;
 		hashp->BSHIFT = __log2(hashp->BSIZE);
 	}
 
diff --git a/lib/libc/db/hash/hash.h b/lib/libc/db/hash/hash.h
index 8329413..cd11a3a 100644
--- a/lib/libc/db/hash/hash.h
+++ b/lib/libc/db/hash/hash.h
@@ -118,7 +118,7 @@ typedef struct htab	 {		/* Memory resident data structure */
 /*
  * Constants
  */
-#define	MAX_BSIZE		65536		/* 2^16 */
+#define	MAX_BSIZE		32768		/* 2^15 but should be 65536 */
 #define MIN_BUFFERS		6
 #define MINHDRSIZE		512
 #define DEF_BUFSIZE		65536		/* 64 K */
diff --git a/lib/libc/db/man/hash.3 b/lib/libc/db/man/hash.3
index 6724042..133885d 100644
--- a/lib/libc/db/man/hash.3
+++ b/lib/libc/db/man/hash.3
@@ -78,7 +78,7 @@ The
 element
 defines the
 .Nm
-table bucket size, and is, by default, 256 bytes.
+table bucket size, and is, by default, 4096 bytes.
 It may be preferable to increase the page size for disk-resident tables
 and tables with large data items.
 .It Va ffactor
diff --git a/lib/libc/gen/__getosreldate.c b/lib/libc/gen/__getosreldate.c
index 69aac07..7e26845 100644
--- a/lib/libc/gen/__getosreldate.c
+++ b/lib/libc/gen/__getosreldate.c
@@ -30,6 +30,8 @@ __FBSDID("$FreeBSD$");
 #include <sys/param.h>
 #include <sys/sysctl.h>
 
+int __getosreldate(void);
+
 /*
  * This is private to libc.  It is intended for wrapping syscall stubs in order
  * to avoid having to put SIGSYS signal handlers in place to test for presence
diff --git a/lib/libc/gen/_spinlock_stub.c b/lib/libc/gen/_spinlock_stub.c
index a130c8e..47bbfeb 100644
--- a/lib/libc/gen/_spinlock_stub.c
+++ b/lib/libc/gen/_spinlock_stub.c
@@ -34,6 +34,11 @@ __FBSDID("$FreeBSD$");
 
 #include "spinlock.h"
 
+long _atomic_lock_stub(volatile long *);
+void _spinlock_stub(spinlock_t *);
+void _spinunlock_stub(spinlock_t *);
+void _spinlock_debug_stub(spinlock_t *, char *, int);
+
 /*
  * Declare weak definitions in case the application is not linked
  * with libpthread.
@@ -43,12 +48,11 @@ __weak_reference(_spinlock_stub, _spinlock);
 __weak_reference(_spinunlock_stub, _spinunlock);
 __weak_reference(_spinlock_debug_stub, _spinlock_debug);
 
-
 /*
  * This function is a stub for the _atomic_lock function in libpthread.
  */
 long
-_atomic_lock_stub(volatile long *lck)
+_atomic_lock_stub(volatile long *lck __unused)
 {
 	return (0L);
 }
@@ -58,7 +62,7 @@ _atomic_lock_stub(volatile long *lck)
  * This function is a stub for the spinlock function in libpthread.
  */
 void
-_spinlock_stub(spinlock_t *lck)
+_spinlock_stub(spinlock_t *lck __unused)
 {
 }
 
@@ -66,7 +70,7 @@ _spinlock_stub(spinlock_t *lck)
  * This function is a stub for the spinunlock function in libpthread.
  */
 void
-_spinunlock_stub(spinlock_t *lck)
+_spinunlock_stub(spinlock_t *lck __unused)
 {
 }
 
@@ -74,6 +78,6 @@ _spinunlock_stub(spinlock_t *lck)
  * This function is a stub for the debug spinlock function in libpthread.
  */
 void
-_spinlock_debug_stub(spinlock_t *lck, char *fname, int lineno)
+_spinlock_debug_stub(spinlock_t *lck __unused, char *fname __unused, int lineno __unused)
 {
 }
diff --git a/lib/libc/gen/_thread_init.c b/lib/libc/gen/_thread_init.c
index acaf65c..e770ee4 100644
--- a/lib/libc/gen/_thread_init.c
+++ b/lib/libc/gen/_thread_init.c
@@ -29,6 +29,8 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/types.h>
 
+void _thread_init_stub(void);
+
 __weak_reference(_thread_init_stub, _thread_init);
 __weak_reference(_thread_autoinit_dummy_decl_stub, _thread_autoinit_dummy_decl);
 
diff --git a/lib/libc/gen/check_utility_compat.3 b/lib/libc/gen/check_utility_compat.3
index 7a96bac..57638e5 100644
--- a/lib/libc/gen/check_utility_compat.3
+++ b/lib/libc/gen/check_utility_compat.3
@@ -29,8 +29,8 @@
 .\" $FreeBSD$
 .\"
 .Dd October 27, 2002
-.Os
 .Dt CHECK_UTILITY_COMPAT 3
+.Os
 .Sh NAME
 .Nm check_utility_compat
 .Nd "determine whether a utility should be compatible"
diff --git a/lib/libc/gen/confstr.3 b/lib/libc/gen/confstr.3
index e97505f..3066aae 100644
--- a/lib/libc/gen/confstr.3
+++ b/lib/libc/gen/confstr.3
@@ -79,7 +79,6 @@ The copied value is always null terminated.
 The available values are as follows:
 .Pp
 .Bl -tag -width 6n
-.Pp
 .It Li _CS_PATH
 Return a value for the
 .Ev PATH
diff --git a/lib/libc/gen/daemon.c b/lib/libc/gen/daemon.c
index ba2a542..b359a87 100644
--- a/lib/libc/gen/daemon.c
+++ b/lib/libc/gen/daemon.c
@@ -64,6 +64,10 @@ daemon(nochdir, noclose)
 	case 0:
 		break;
 	default:
+		/*
+		 * A fine point:  _exit(0), not exit(0), to avoid triggering
+		 * atexit(3) processing
+		 */
 		_exit(0);
 	}
 
diff --git a/lib/libc/gen/dladdr.3 b/lib/libc/gen/dladdr.3
index 414fa49..6566279 100644
--- a/lib/libc/gen/dladdr.3
+++ b/lib/libc/gen/dladdr.3
@@ -26,8 +26,8 @@
 .\" $FreeBSD$
 .\"
 .Dd February 5, 1998
-.Os
 .Dt DLADDR 3
+.Os
 .Sh NAME
 .Nm dladdr
 .Nd find the shared object containing a given address
diff --git a/lib/libc/gen/dlfcn.c b/lib/libc/gen/dlfcn.c
index 4be8847..a1ca29d 100644
--- a/lib/libc/gen/dlfcn.c
+++ b/lib/libc/gen/dlfcn.c
@@ -34,7 +34,7 @@ __FBSDID("$FreeBSD$");
 #include <link.h>
 #include <stddef.h>
 
-static const char sorry[] = "Service unavailable";
+static char sorry[] = "Service unavailable";
 
 /*
  * For ELF, the dynamic linker directly resolves references to its
@@ -69,7 +69,7 @@ dlclose(void *handle)
 }
 
 #pragma weak dlerror
-const char *
+char *
 dlerror(void)
 {
 	return sorry;
diff --git a/lib/libc/gen/dlinfo.3 b/lib/libc/gen/dlinfo.3
index 9433fb6..d00f074 100644
--- a/lib/libc/gen/dlinfo.3
+++ b/lib/libc/gen/dlinfo.3
@@ -26,8 +26,8 @@
 .\" $FreeBSD$
 .\"
 .Dd February 14, 2003
-.Os
 .Dt DLINFO 3
+.Os
 .Sh NAME
 .Nm dlinfo
 .Nd information about dynamically loaded object
diff --git a/lib/libc/gen/dllockinit.3 b/lib/libc/gen/dllockinit.3
index 98d1074..be3e2ca 100644
--- a/lib/libc/gen/dllockinit.3
+++ b/lib/libc/gen/dllockinit.3
@@ -26,8 +26,8 @@
 .\" $FreeBSD$
 .\"
 .Dd July 5, 2000
-.Os
 .Dt DLLOCKINIT 3
+.Os
 .Sh NAME
 .Nm dllockinit
 .Nd register thread locking methods with the dynamic linker
diff --git a/lib/libc/gen/dlopen.3 b/lib/libc/gen/dlopen.3
index 6488bef..45b0139 100644
--- a/lib/libc/gen/dlopen.3
+++ b/lib/libc/gen/dlopen.3
@@ -33,8 +33,8 @@
 .\" $FreeBSD$
 .\"
 .Dd July 7, 2009
-.Os
 .Dt DLOPEN 3
+.Os
 .Sh NAME
 .Nm dlopen ,
 .Nm dlsym ,
@@ -52,7 +52,7 @@
 .Fn dlsym "void * restrict handle" "const char * restrict symbol"
 .Ft dlfunc_t
 .Fn dlfunc "void * restrict handle" "const char * restrict symbol"
-.Ft const char *
+.Ft char *
 .Fn dlerror "void"
 .Ft int
 .Fn dlclose "void *handle"
diff --git a/lib/libc/gen/fmtcheck.3 b/lib/libc/gen/fmtcheck.3
index 782526d..2fa587b 100644
--- a/lib/libc/gen/fmtcheck.3
+++ b/lib/libc/gen/fmtcheck.3
@@ -11,13 +11,6 @@
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
-.\" 3. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"        This product includes software developed by the NetBSD
-.\"        Foundation, Inc. and its contributors.
-.\" 4. Neither the name of The NetBSD Foundation nor the names of its
-.\"    contributors may be used to endorse or promote products derived
-.\"    from this software without specific prior written permission.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 .\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
@@ -33,8 +26,8 @@
 .\"
 .\" $FreeBSD$
 .Dd October 16, 2002
-.Os
 .Dt FMTCHECK 3
+.Os
 .Sh NAME
 .Nm fmtcheck
 .Nd sanitizes user-supplied
diff --git a/lib/libc/gen/fnmatch.c b/lib/libc/gen/fnmatch.c
index e697bdc..3acbc3b 100644
--- a/lib/libc/gen/fnmatch.c
+++ b/lib/libc/gen/fnmatch.c
@@ -67,7 +67,8 @@ __FBSDID("$FreeBSD$");
 #define RANGE_ERROR     (-1)
 
 static int rangematch(const char *, wchar_t, int, char **, mbstate_t *);
-static int fnmatch1(const char *, const char *, int, mbstate_t, mbstate_t);
+static int fnmatch1(const char *, const char *, const char *, int, mbstate_t,
+		mbstate_t);
 
 int
 fnmatch(pattern, string, flags)
@@ -76,22 +77,21 @@ fnmatch(pattern, string, flags)
 {
 	static const mbstate_t initial;
 
-	return (fnmatch1(pattern, string, flags, initial, initial));
+	return (fnmatch1(pattern, string, string, flags, initial, initial));
 }
 
 static int
-fnmatch1(pattern, string, flags, patmbs, strmbs)
-	const char *pattern, *string;
+fnmatch1(pattern, string, stringstart, flags, patmbs, strmbs)
+	const char *pattern, *string, *stringstart;
 	int flags;
 	mbstate_t patmbs, strmbs;
 {
-	const char *stringstart;
 	char *newp;
 	char c;
 	wchar_t pc, sc;
 	size_t pclen, sclen;
 
-	for (stringstart = string;;) {
+	for (;;) {
 		pclen = mbrtowc(&pc, pattern, MB_LEN_MAX, &patmbs);
 		if (pclen == (size_t)-1 || pclen == (size_t)-2)
 			return (FNM_NOMATCH);
@@ -145,8 +145,8 @@ fnmatch1(pattern, string, flags, patmbs, strmbs)
 
 			/* General case, use recursion. */
 			while (sc != EOS) {
-				if (!fnmatch1(pattern, string,
-				    flags & ~FNM_PERIOD, patmbs, strmbs))
+				if (!fnmatch1(pattern, string, stringstart,
+				    flags, patmbs, strmbs))
 					return (0);
 				sclen = mbrtowc(&sc, string, MB_LEN_MAX,
 				    &strmbs);
diff --git a/lib/libc/gen/frexp.3 b/lib/libc/gen/frexp.3
index 390da75..ba33d3d 100644
--- a/lib/libc/gen/frexp.3
+++ b/lib/libc/gen/frexp.3
@@ -70,7 +70,7 @@ such that
 is a
 .Vt double
 with magnitude in the interval
-.Bo 1/2 , 1 Pc
+.Eo [ 1/2 , 1 Ec )
 or zero, and
 .Fa value
 equals
diff --git a/lib/libc/gen/ftok.3 b/lib/libc/gen/ftok.3
index 78bfe45..996b2da 100644
--- a/lib/libc/gen/ftok.3
+++ b/lib/libc/gen/ftok.3
@@ -25,8 +25,8 @@
 .\"
 .\" $FreeBSD$
 .Dd July 9, 2009
-.Os
 .Dt FTOK 3
+.Os
 .Sh NAME
 .Nm ftok
 .Nd create IPC identifier from path name
diff --git a/lib/libc/gen/getcwd.3 b/lib/libc/gen/getcwd.3
index 12a2bd6..88291c3 100644
--- a/lib/libc/gen/getcwd.3
+++ b/lib/libc/gen/getcwd.3
@@ -28,7 +28,7 @@
 .\"     @(#)getcwd.3	8.2 (Berkeley) 12/11/93
 .\" $FreeBSD$
 .\"
-.Dd November 24, 1997
+.Dd April 17, 2010
 .Dt GETCWD 3
 .Os
 .Sh NAME
@@ -108,8 +108,6 @@ The
 function
 will fail if:
 .Bl -tag -width Er
-.It Bq Er EACCES
-Read or search permission was denied for a component of the pathname.
 .It Bq Er EINVAL
 The
 .Fa size
@@ -124,6 +122,16 @@ The
 argument is greater than zero but smaller than the length of the pathname
 plus 1.
 .El
+.Pp
+The
+.Fn getcwd
+function
+may fail if:
+.Bl -tag -width Er
+.It Bq Er EACCES
+Read or search permission was denied for a component of the pathname.
+This is only checked in limited cases, depending on implementation details.
+.El
 .Sh SEE ALSO
 .Xr chdir 2 ,
 .Xr fchdir 2 ,
diff --git a/lib/libc/gen/getutxent.3 b/lib/libc/gen/getutxent.3
index 5ab21ee..ccc5d9e 100644
--- a/lib/libc/gen/getutxent.3
+++ b/lib/libc/gen/getutxent.3
@@ -25,8 +25,8 @@
 .\" $FreeBSD$
 .\"
 .Dd January 8, 2010
-.Os
 .Dt GETUTXENT 3
+.Os
 .Sh NAME
 .Nm endutxent ,
 .Nm getutxent ,
diff --git a/lib/libc/gen/opendir.c b/lib/libc/gen/opendir.c
index b312c89..0c08735 100644
--- a/lib/libc/gen/opendir.c
+++ b/lib/libc/gen/opendir.c
@@ -86,7 +86,7 @@ __opendir2(const char *name, int flags)
 		errno = ENOTDIR;
 		return (NULL);
 	}
-	if ((fd = _open(name, O_RDONLY | O_NONBLOCK)) == -1)
+	if ((fd = _open(name, O_RDONLY | O_NONBLOCK | O_DIRECTORY)) == -1)
 		return (NULL);
 
 	return __opendir_common(fd, name, flags);
@@ -200,7 +200,7 @@ __opendir_common(int fd, const char *name, int flags)
 		 */
 		if (flags & DTF_REWIND) {
 			(void)_close(fd);
-			if ((fd = _open(name, O_RDONLY)) == -1) {
+			if ((fd = _open(name, O_RDONLY | O_DIRECTORY)) == -1) {
 				saved_errno = errno;
 				free(buf);
 				free(dirp);
diff --git a/lib/libc/gen/setproctitle.3 b/lib/libc/gen/setproctitle.3
index fe9f19a..73dc8c0 100644
--- a/lib/libc/gen/setproctitle.3
+++ b/lib/libc/gen/setproctitle.3
@@ -21,8 +21,8 @@
 .\"
 .\" The following requests are required for all man pages.
 .Dd December 16, 1995
-.Os
 .Dt SETPROCTITLE 3
+.Os
 .Sh NAME
 .Nm setproctitle
 .Nd set process title
diff --git a/lib/libc/gen/stringlist.3 b/lib/libc/gen/stringlist.3
index 30dd299..c55b77d 100644
--- a/lib/libc/gen/stringlist.3
+++ b/lib/libc/gen/stringlist.3
@@ -13,13 +13,6 @@
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
-.\" 3. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"        This product includes software developed by the NetBSD
-.\"        Foundation, Inc. and its contributors.
-.\" 4. Neither the name of The NetBSD Foundation nor the names of its
-.\"    contributors may be used to endorse or promote products derived
-.\"    from this software without specific prior written permission.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 .\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
@@ -36,8 +29,8 @@
 .\" $FreeBSD$
 .\"
 .Dd November 28, 1999
-.Os
 .Dt STRINGLIST 3
+.Os
 .Sh NAME
 .Nm stringlist ,
 .Nm sl_init ,
diff --git a/lib/libc/gen/sysconf.3 b/lib/libc/gen/sysconf.3
index b17d8a8..05766cc 100644
--- a/lib/libc/gen/sysconf.3
+++ b/lib/libc/gen/sysconf.3
@@ -60,9 +60,7 @@ Shell programmers who need access to these parameters should use the
 utility.
 .Pp
 The available values are as follows:
-.Pp
 .Bl -tag -width 6n
-.Pp
 .It Li _SC_ARG_MAX
 The maximum bytes of argument to
 .Xr execve 2 .
@@ -165,9 +163,7 @@ otherwise \-1.
 .El
 .Pp
 These values also exist, but may not be standard:
-.Pp
 .Bl -tag -width 6n
-.Pp
 .It Li _SC_PHYS_PAGES
 The number of pages of physical memory.
 Note that it is possible that the product of this value and the value of
diff --git a/lib/libc/gen/sysctl.3 b/lib/libc/gen/sysctl.3
index 143be16..9eba624 100644
--- a/lib/libc/gen/sysctl.3
+++ b/lib/libc/gen/sysctl.3
@@ -28,7 +28,7 @@
 .\"	@(#)sysctl.3	8.4 (Berkeley) 5/9/95
 .\" $FreeBSD$
 .\"
-.Dd February 21, 2010
+.Dd April 25, 2010
 .Dt SYSCTL 3
 .Os
 .Sh NAME
@@ -286,7 +286,6 @@ privilege may change the value.
 .It "HW_MACHINE_ARCH	string	no"
 .It "HW_REALMEM	integer	no"
 .El
-.Pp
 .Bl -tag -width 6n
 .It Li HW_MACHINE
 The machine class.
@@ -326,7 +325,7 @@ information.
 .It "KERN_BOOTFILE	string	yes"
 .It "KERN_BOOTTIME	struct timeval	no"
 .It "KERN_CLOCKRATE	struct clockinfo	no"
-.It "KERN_FILE	struct file	no"
+.It "KERN_FILE	struct xfile	no"
 .It "KERN_HOSTID	integer	yes"
 .It "KERN_HOSTUUID	string	yes"
 .It "KERN_HOSTNAME	string	yes"
@@ -343,16 +342,15 @@ information.
 .It "KERN_OSREV	integer	no"
 .It "KERN_OSTYPE	string	no"
 .It "KERN_POSIX1	integer	no"
-.It "KERN_PROC	struct proc	no"
+.It "KERN_PROC	node	not applicable"
 .It "KERN_PROF	node	not applicable"
 .It "KERN_QUANTUM	integer	yes"
 .It "KERN_SAVED_IDS	integer	no"
 .It "KERN_SECURELVL	integer	raise only"
 .It "KERN_UPDATEINTERVAL	integer	no"
 .It "KERN_VERSION	string	no"
-.It "KERN_VNODE	struct vnode	no"
+.It "KERN_VNODE	struct xvnode	no"
 .El
-.Pp
 .Bl -tag -width 6n
 .It Li KERN_ARGMAX
 The maximum bytes of argument to
@@ -372,10 +370,8 @@ This structure contains the clock, statistics clock and profiling clock
 frequencies, the number of micro-seconds per hz tick and the skew rate.
 .It Li KERN_FILE
 Return the entire file table.
-The returned data consists of a single
-.Va struct filehead
-followed by an array of
-.Va struct file ,
+The returned data consists of an array of
+.Va struct xfile ,
 whose size depends on the current number of such objects in the system.
 .It Li KERN_HOSTID
 Get or set the host ID.
@@ -527,10 +523,8 @@ Note, the vnode table is not necessarily a consistent snapshot of
 the system.
 The returned data consists of an array whose size depends on the
 current number of such objects in the system.
-Each element of the array contains the kernel address of a vnode
-.Va struct vnode *
-followed by the vnode itself
-.Va struct vnode .
+Each element of the array consists of a
+.Va struct xvnode .
 .El
 .Ss CTL_NET
 The string and integer information available for the CTL_NET level
@@ -543,7 +537,6 @@ privilege may change the value.
 .It "PF_INET	IPv4 values	yes"
 .It "PF_INET6	IPv6 values	yes"
 .El
-.Pp
 .Bl -tag -width 6n
 .It Li PF_ROUTE
 Return the entire routing table or a subset of it.
@@ -650,7 +643,6 @@ privilege may change the value.
 .It "USER_TZNAME_MAX	integer	no"
 .El
 .Bl -tag -width 6n
-.Pp
 .It Li USER_BC_BASE_MAX
 The maximum ibase/obase values in the
 .Xr bc 1
@@ -740,7 +732,6 @@ privilege may change the value.
 .It "VM_V_INACTIVE_TARGET	integer	yes"
 .It "VM_V_PAGEOUT_FREE_MIN	integer	yes"
 .El
-.Pp
 .Bl -tag -width 6n
 .It Li VM_LOADAVG
 Return the load average history.
@@ -859,6 +850,8 @@ An attempt is made to set a read-only value.
 A process without appropriate privilege attempts to set a value.
 .El
 .Sh SEE ALSO
+.Xr confstr 3 ,
+.Xr kvm 3 ,
 .Xr sysconf 3 ,
 .Xr sysctl 8
 .Sh HISTORY
diff --git a/lib/libc/include/reentrant.h b/lib/libc/include/reentrant.h
index 8ab328b..22a2325 100644
--- a/lib/libc/include/reentrant.h
+++ b/lib/libc/include/reentrant.h
@@ -13,13 +13,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *        This product includes software developed by the NetBSD
- *        Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/locale/isalnum.3 b/lib/libc/locale/isalnum.3
index 624a6e2..038c5cf 100644
--- a/lib/libc/locale/isalnum.3
+++ b/lib/libc/locale/isalnum.3
@@ -59,7 +59,6 @@ or the value of
 .Pp
 In the ASCII character set, this includes the following characters
 (with their numeric values shown in octal):
-.Pp
 .Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
 .It "\&060\ ``0'' \t061\ ``1'' \t062\ ``2'' \t063\ ``3'' \t064\ ``4''"
 .It "\&065\ ``5'' \t066\ ``6'' \t067\ ``7'' \t070\ ``8'' \t071\ ``9''"
diff --git a/lib/libc/locale/isalpha.3 b/lib/libc/locale/isalpha.3
index 0bd3cda..689b6cd 100644
--- a/lib/libc/locale/isalpha.3
+++ b/lib/libc/locale/isalpha.3
@@ -59,7 +59,6 @@ or the value of
 .Pp
 In the ASCII character set, this includes the following characters
 (with their numeric values shown in octal):
-.Pp
 .Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
 .It "\&101\ ``A'' \t102\ ``B'' \t103\ ``C'' \t104\ ``D'' \t105\ ``E''"
 .It "\&106\ ``F'' \t107\ ``G'' \t110\ ``H'' \t111\ ``I'' \t112\ ``J''"
diff --git a/lib/libc/net/getservent.c b/lib/libc/net/getservent.c
index ebb7a7d..3228bdc 100644
--- a/lib/libc/net/getservent.c
+++ b/lib/libc/net/getservent.c
@@ -37,7 +37,9 @@ __FBSDID("$FreeBSD$");
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
+#include <db.h>
 #include <errno.h>
+#include <fcntl.h>
 #include <limits.h>
 #include <netdb.h>
 #include <nsswitch.h>
@@ -94,6 +96,19 @@ NSS_TLS_HANDLING(files);
 static int files_servent(void *, void *, va_list);
 static int files_setservent(void *, void *, va_list);
 
+/* db backend declarations */
+struct db_state
+{
+        DB *db;
+	int stayopen;
+	int keynum;
+};
+static void db_endstate(void *);
+NSS_TLS_HANDLING(db);
+
+static int db_servent(void *, void *, va_list);
+static int db_setservent(void *, void *, va_list);
+
 #ifdef YP
 /* nis backend declarations */
 static 	int 	nis_servent(void *, void *, va_list);
@@ -207,6 +222,32 @@ servent_unpack(char *p, struct servent *serv, char **aliases,
 	return 0;
 }
 
+static int
+parse_result(struct servent *serv, char *buffer, size_t bufsize,
+    char *resultbuf, size_t resultbuflen, int *errnop)
+{
+	char **aliases;
+	int aliases_size;
+
+	if (bufsize <= resultbuflen + _ALIGNBYTES + sizeof(char *)) {
+		*errnop = ERANGE;
+		return (NS_RETURN);
+	}
+	aliases = (char **)_ALIGN(&buffer[resultbuflen + 1]);
+	aliases_size = (buffer + bufsize - (char *)aliases) / sizeof(char *);
+	if (aliases_size < 1) {
+		*errnop = ERANGE;
+		return (NS_RETURN);
+	}
+
+	memcpy(buffer, resultbuf, resultbuflen);
+	buffer[resultbuflen] = '\0';
+
+	if (servent_unpack(buffer, serv, aliases, aliases_size, errnop) != 0)
+		return ((*errnop == 0) ? NS_NOTFOUND : NS_RETURN);
+	return (NS_SUCCESS);
+}
+
 /* files backend implementation */
 static	void
 files_endstate(void *p)
@@ -237,6 +278,8 @@ files_servent(void *retval, void *mdata, va_list ap)
 		{ NULL, 0 }
 	};
 	ns_dtab compat_dtab[] = {
+		{ NSSRC_DB, db_servent,
+			(void *)((struct servent_mdata *)mdata)->how },
 #ifdef YP
 		{ NSSRC_NIS, nis_servent,
 			(void *)((struct servent_mdata *)mdata)->how },
@@ -258,8 +301,6 @@ files_servent(void *retval, void *mdata, va_list ap)
 	size_t bufsize;
 	int *errnop;
 
-	char **aliases;
-	int aliases_size;
 	size_t linesize;
 	char *line;
 	char **cp;
@@ -315,28 +356,8 @@ files_servent(void *retval, void *mdata, va_list ap)
 				break;
 			}
 
-			if (*line=='+') {
-				if (serv_mdata->compat_mode != 0)
-					st->compat_mode_active = 1;
-			} else {
-				if (bufsize <= linesize + _ALIGNBYTES +
-				    sizeof(char *)) {
-					*errnop = ERANGE;
-					rv = NS_RETURN;
-					break;
-				}
-				aliases = (char **)_ALIGN(&buffer[linesize+1]);
-				aliases_size = (buffer + bufsize -
-				    (char *)aliases) / sizeof(char *);
-				if (aliases_size < 1) {
-					*errnop = ERANGE;
-					rv = NS_RETURN;
-					break;
-				}
-
-				memcpy(buffer, line, linesize);
-				buffer[linesize] = '\0';
-			}
+			if (*line=='+' && serv_mdata->compat_mode != 0)
+				st->compat_mode_active = 1;
 		}
 
 		if (st->compat_mode_active != 0) {
@@ -367,18 +388,12 @@ files_servent(void *retval, void *mdata, va_list ap)
 			continue;
 		}
 
-		rv = servent_unpack(buffer, serv, aliases, aliases_size,
+		rv = parse_result(serv, buffer, bufsize, line, linesize,
 		    errnop);
-		if (rv !=0 ) {
-			if (*errnop == 0) {
-				rv = NS_NOTFOUND;
-				continue;
-			}
-			else {
-				rv = NS_RETURN;
-				break;
-			}
-		}
+		if (rv == NS_NOTFOUND)
+			continue;
+		if (rv == NS_RETURN)
+			break;
 
 		rv = NS_NOTFOUND;
 		switch (serv_mdata->how) {
@@ -454,6 +469,183 @@ files_setservent(void *retval, void *mdata, va_list ap)
 	return (NS_UNAVAIL);
 }
 
+/* db backend implementation */
+static	void
+db_endstate(void *p)
+{
+	DB *db;
+
+	if (p == NULL)
+		return;
+
+	db = ((struct db_state *)p)->db;
+	if (db != NULL)
+		db->close(db);
+
+	free(p);
+}
+
+static int
+db_servent(void *retval, void *mdata, va_list ap)
+{
+	char buf[BUFSIZ];
+	DBT key, data, *result;
+	DB *db;
+
+	struct db_state *st;
+	int rv;
+	int stayopen;
+
+	enum nss_lookup_type how;
+	char *name;
+	char *proto;
+	int port;
+
+	struct servent *serv;
+	char *buffer;
+	size_t bufsize;
+	int *errnop;
+
+	name = NULL;
+	proto = NULL;
+	how = (enum nss_lookup_type)mdata;
+	switch (how) {
+	case nss_lt_name:
+		name = va_arg(ap, char *);
+		proto = va_arg(ap, char *);
+		break;
+	case nss_lt_id:
+		port = va_arg(ap, int);
+		proto = va_arg(ap, char *);
+		break;
+	case nss_lt_all:
+		break;
+	default:
+		return NS_NOTFOUND;
+	};
+
+	serv = va_arg(ap, struct servent *);
+	buffer  = va_arg(ap, char *);
+	bufsize = va_arg(ap, size_t);
+	errnop = va_arg(ap,int *);
+
+	*errnop = db_getstate(&st);
+	if (*errnop != 0)
+		return (NS_UNAVAIL);
+
+	if (how == nss_lt_all && st->keynum < 0)
+		return (NS_NOTFOUND);
+
+	if (st->db == NULL) {
+		st->db = dbopen(_PATH_SERVICES_DB, O_RDONLY, 0, DB_HASH, NULL);
+		if (st->db == NULL) {
+			*errnop = errno;
+			return (NS_UNAVAIL);
+		}
+	}
+
+	stayopen = (how == nss_lt_all) ? 1 : st->stayopen;
+	db = st->db;
+
+	do {
+		switch (how) {
+		case nss_lt_name:
+			key.data = buf;
+			if (proto == NULL)
+				key.size = snprintf(buf, sizeof(buf),
+				    "\376%s", name);
+			else
+				key.size = snprintf(buf, sizeof(buf),
+				    "\376%s/%s", name, proto);
+			key.size++;
+			if (db->get(db, &key, &data, 0) != 0 ||
+			    db->get(db, &data, &key, 0) != 0) {
+				rv = NS_NOTFOUND;
+				goto db_fin;
+			}
+			result = &key;
+			break;
+		case nss_lt_id:
+			key.data = buf;
+			port = htons(port);
+			if (proto == NULL)
+				key.size = snprintf(buf, sizeof(buf),
+				    "\377%d", port);
+			else
+				key.size = snprintf(buf, sizeof(buf),
+				    "\377%d/%s", port, proto);
+			key.size++;
+			if (db->get(db, &key, &data, 0) != 0 ||
+			    db->get(db, &data, &key, 0) != 0) {
+				rv = NS_NOTFOUND;
+				goto db_fin;
+			}
+			result = &key;
+			break;
+		case nss_lt_all:
+			key.data = buf;
+			key.size = snprintf(buf, sizeof(buf), "%d",
+			    st->keynum++);
+			key.size++;
+			if (db->get(db, &key, &data, 0) != 0) {
+				st->keynum = -1;
+				rv = NS_NOTFOUND;
+				goto db_fin;
+			}
+			result = &data;
+			break;
+		}
+
+		rv = parse_result(serv, buffer, bufsize, result->data,
+		    result->size - 1, errnop);
+
+	} while (!(rv & NS_TERMINATE) && how == nss_lt_all);
+
+db_fin:
+	if (!stayopen && st->db != NULL) {
+		db->close(db);
+		st->db = NULL;
+	}
+
+	if (rv == NS_SUCCESS && retval != NULL)
+		*(struct servent **)retval = serv;
+
+	return (rv);
+}
+
+static int
+db_setservent(void *retval, void *mdata, va_list ap)
+{
+	DB *db;
+	struct db_state *st;
+	int rv;
+	int f;
+
+	rv = db_getstate(&st);
+	if (rv != 0)
+		return (NS_UNAVAIL);
+
+	switch ((enum constants)mdata) {
+	case SETSERVENT:
+		f = va_arg(ap, int);
+		st->stayopen |= f;
+		st->keynum = 0;
+		break;
+	case ENDSERVENT:
+		db = st->db;
+		if (db != NULL) {
+			db->close(db);
+			st->db = NULL;
+		}
+		st->stayopen = 0;
+		break;
+	default:
+		break;
+	};
+
+	return (NS_UNAVAIL);
+}
+
 /* nis backend implementation */
 #ifdef YP
 static 	void
@@ -486,9 +678,6 @@ nis_servent(void *retval, void *mdata, va_list ap)
 	size_t bufsize;
 	int *errnop;
 
-	char **aliases;
-	int aliases_size;
-
 	name = NULL;
 	proto = NULL;
 	how = (enum nss_lookup_type)mdata;
@@ -594,39 +783,8 @@ nis_servent(void *retval, void *mdata, va_list ap)
 			break;
 		};
 
-		/* we need a room for additional \n symbol */
-		if (bufsize <=
-		    resultbuflen + 1 + _ALIGNBYTES + sizeof(char *)) {
-			*errnop = ERANGE;
-			rv = NS_RETURN;
-			break;
-		}
-
-		aliases = (char **)_ALIGN(&buffer[resultbuflen + 2]);
-		aliases_size =
-		    (buffer + bufsize - (char *)aliases) / sizeof(char *);
-		if (aliases_size < 1) {
-			*errnop = ERANGE;
-			rv = NS_RETURN;
-			break;
-		}
-
-		/*
-		 * servent_unpack expects lines terminated with \n --
-		 * make it happy
-		 */
-		memcpy(buffer, resultbuf, resultbuflen);
-		buffer[resultbuflen] = '\n';
-		buffer[resultbuflen + 1] = '\0';
-
-		if (servent_unpack(buffer, serv, aliases, aliases_size,
-		    errnop) != 0) {
-			if (*errnop == 0)
-				rv = NS_NOTFOUND;
-			else
-				rv = NS_RETURN;
-		} else
-			rv = NS_SUCCESS;
+		rv = parse_result(serv, buffer, bufsize, resultbuf,
+		    resultbuflen, errnop);
 		free(resultbuf);
 
 	} while (!(rv & NS_TERMINATE) && how == nss_lt_all);
@@ -674,6 +832,7 @@ compat_setservent(void *retval, void *mdata, va_list ap)
 		{ NULL, 0 }
 	};
 	ns_dtab compat_dtab[] = {
+		{ NSSRC_DB, db_setservent, mdata },
 #ifdef YP
 		{ NSSRC_NIS, nis_setservent, mdata },
 #endif
@@ -960,6 +1119,7 @@ getservbyname_r(const char *name, const char *proto, struct servent *serv,
 #endif /* NS_CACHING */
 	static const ns_dtab dtab[] = {
 		{ NSSRC_FILES, files_servent, (void *)&mdata },
+		{ NSSRC_DB, db_servent, (void *)nss_lt_name },
 #ifdef YP
 		{ NSSRC_NIS, nis_servent, (void *)nss_lt_name },
 #endif
@@ -996,6 +1156,7 @@ getservbyport_r(int port, const char *proto, struct servent *serv,
 #endif
 	static const ns_dtab dtab[] = {
 		{ NSSRC_FILES, files_servent, (void *)&mdata },
+		{ NSSRC_DB, db_servent, (void *)nss_lt_id },
 #ifdef YP
 		{ NSSRC_NIS, nis_servent, (void *)nss_lt_id },
 #endif
@@ -1031,6 +1192,7 @@ getservent_r(struct servent *serv, char *buffer, size_t bufsize,
 #endif
 	static const ns_dtab dtab[] = {
 		{ NSSRC_FILES, files_servent, (void *)&mdata },
+		{ NSSRC_DB, db_servent, (void *)nss_lt_all },
 #ifdef YP
 		{ NSSRC_NIS, nis_servent, (void *)nss_lt_all },
 #endif
@@ -1063,6 +1225,7 @@ setservent(int stayopen)
 #endif
 	static const ns_dtab dtab[] = {
 		{ NSSRC_FILES, files_setservent, (void *)SETSERVENT },
+		{ NSSRC_DB, db_setservent, (void *)SETSERVENT },
 #ifdef YP
 		{ NSSRC_NIS, nis_setservent, (void *)SETSERVENT },
 #endif
@@ -1087,6 +1250,7 @@ endservent()
 #endif
 	static const ns_dtab dtab[] = {
 		{ NSSRC_FILES, files_setservent, (void *)ENDSERVENT },
+		{ NSSRC_DB, db_setservent, (void *)ENDSERVENT },
 #ifdef YP
 		{ NSSRC_NIS, nis_setservent, (void *)ENDSERVENT },
 #endif
diff --git a/lib/libc/net/nsdispatch.3 b/lib/libc/net/nsdispatch.3
index cf15002..8ae7540 100644
--- a/lib/libc/net/nsdispatch.3
+++ b/lib/libc/net/nsdispatch.3
@@ -32,7 +32,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd January 22, 2007
+.Dd April 4, 2010
 .Dt NSDISPATCH 3
 .Os
 .Sh NAME
@@ -176,6 +176,7 @@ While there is support for arbitrary sources, the following
 .Bl -column NSSRC_COMPAT compat -offset indent
 .It Sy "#define	value"
 .It Dv NSSRC_FILES Ta """files""
+.It Dv NSSRC_DB Ta """db""
 .It Dv NSSRC_DNS Ta """dns""
 .It Dv NSSRC_NIS Ta """nis""
 .It Dv NSSRC_COMPAT Ta """compat""
diff --git a/lib/libc/posix1e/acl_add_flag_np.3 b/lib/libc/posix1e/acl_add_flag_np.3
index 18222b6..3acde6b 100644
--- a/lib/libc/posix1e/acl_add_flag_np.3
+++ b/lib/libc/posix1e/acl_add_flag_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_clear_flags_np.3 b/lib/libc/posix1e/acl_clear_flags_np.3
index b2586e1..0780e14 100644
--- a/lib/libc/posix1e/acl_clear_flags_np.3
+++ b/lib/libc/posix1e/acl_clear_flags_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_delete_flag_np.3 b/lib/libc/posix1e/acl_delete_flag_np.3
index 211a97a..a288978 100644
--- a/lib/libc/posix1e/acl_delete_flag_np.3
+++ b/lib/libc/posix1e/acl_delete_flag_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_get_brand_np.3 b/lib/libc/posix1e/acl_get_brand_np.3
index 20f45dd..5caa40c 100644
--- a/lib/libc/posix1e/acl_get_brand_np.3
+++ b/lib/libc/posix1e/acl_get_brand_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_get_entry_type_np.3 b/lib/libc/posix1e/acl_get_entry_type_np.3
index 34d93be..eea4b17 100644
--- a/lib/libc/posix1e/acl_get_entry_type_np.3
+++ b/lib/libc/posix1e/acl_get_entry_type_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_get_flag_np.3 b/lib/libc/posix1e/acl_get_flag_np.3
index 295ee3e..b57fd04 100644
--- a/lib/libc/posix1e/acl_get_flag_np.3
+++ b/lib/libc/posix1e/acl_get_flag_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_get_flagset_np.3 b/lib/libc/posix1e/acl_get_flagset_np.3
index 7e72340..221b93b 100644
--- a/lib/libc/posix1e/acl_get_flagset_np.3
+++ b/lib/libc/posix1e/acl_get_flagset_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_set_entry_type_np.3 b/lib/libc/posix1e/acl_set_entry_type_np.3
index acfa2f5..9f69bab 100644
--- a/lib/libc/posix1e/acl_set_entry_type_np.3
+++ b/lib/libc/posix1e/acl_set_entry_type_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_set_flagset_np.3 b/lib/libc/posix1e/acl_set_flagset_np.3
index d8dd622..386665d 100644
--- a/lib/libc/posix1e/acl_set_flagset_np.3
+++ b/lib/libc/posix1e/acl_set_flagset_np.3
@@ -14,14 +14,14 @@
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
-.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-.\" POSSIBILITY OF SUCH DAMAGE.
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
 .\"
diff --git a/lib/libc/posix1e/acl_strip.c b/lib/libc/posix1e/acl_strip.c
index 1dcdfcd..01fc71a 100644
--- a/lib/libc/posix1e/acl_strip.c
+++ b/lib/libc/posix1e/acl_strip.c
@@ -14,14 +14,14 @@
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
  */
 
 #include <sys/cdefs.h>
diff --git a/lib/libc/posix1e/acl_to_text_nfs4.c b/lib/libc/posix1e/acl_to_text_nfs4.c
index 3adbfb4..5d0aa31 100644
--- a/lib/libc/posix1e/acl_to_text_nfs4.c
+++ b/lib/libc/posix1e/acl_to_text_nfs4.c
@@ -167,7 +167,7 @@ format_additional_id(char *str, size_t size, const acl_entry_t entry)
 static int
 format_entry(char *str, size_t size, const acl_entry_t entry, int flags)
 {
-	size_t off = 0, padding_length, maximum_who_field_length = 18;
+	size_t off = 0, min_who_field_length = 18;
 	acl_permset_t permset;
 	acl_flagset_t flagset;
 	int error, len;
@@ -188,12 +188,9 @@ format_entry(char *str, size_t size, const acl_entry_t entry, int flags)
 	if (error)
 		return (error);
 	len = strlen(buf);
-	padding_length = maximum_who_field_length - len;
-	if (padding_length > 0) {
-		memset(str, ' ', padding_length);
-		off += padding_length;
-	}
-	off += snprintf(str + off, size - off, "%s:", buf);
+	if (len < min_who_field_length)
+		len = min_who_field_length;
+	off += snprintf(str + off, size - off, "%*s:", len, buf);
 
 	error = _nfs4_format_access_mask(buf, sizeof(buf), *permset,
 	    flags & ACL_TEXT_VERBOSE);
diff --git a/lib/libc/posix1e/mac_prepare.3 b/lib/libc/posix1e/mac_prepare.3
index 1d85229..8e694de 100644
--- a/lib/libc/posix1e/mac_prepare.3
+++ b/lib/libc/posix1e/mac_prepare.3
@@ -31,8 +31,8 @@
 .\" $FreeBSD$
 .\"
 .Dd August 22, 2003
-.Os
 .Dt MAC_PREPARE 3
+.Os
 .Sh NAME
 .Nm mac_prepare , mac_prepare_type , mac_prepare_file_label ,
 .Nm mac_prepare_ifnet_label , mac_prepare_process_label
diff --git a/lib/libc/powerpc/gen/fpgetmask.c b/lib/libc/powerpc/gen/fpgetmask.c
index aa7623b..b67b1bc 100644
--- a/lib/libc/powerpc/gen/fpgetmask.c
+++ b/lib/libc/powerpc/gen/fpgetmask.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/powerpc/gen/fpgetround.c b/lib/libc/powerpc/gen/fpgetround.c
index 5381378..097e82a 100644
--- a/lib/libc/powerpc/gen/fpgetround.c
+++ b/lib/libc/powerpc/gen/fpgetround.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/powerpc/gen/fpgetsticky.c b/lib/libc/powerpc/gen/fpgetsticky.c
index feb2ccc..57152ac 100644
--- a/lib/libc/powerpc/gen/fpgetsticky.c
+++ b/lib/libc/powerpc/gen/fpgetsticky.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  * 
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/powerpc/gen/fpsetmask.c b/lib/libc/powerpc/gen/fpsetmask.c
index e1433a5..81cd19e 100644
--- a/lib/libc/powerpc/gen/fpsetmask.c
+++ b/lib/libc/powerpc/gen/fpsetmask.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/powerpc/gen/fpsetround.c b/lib/libc/powerpc/gen/fpsetround.c
index b4f00d4..17f70a0 100644
--- a/lib/libc/powerpc/gen/fpsetround.c
+++ b/lib/libc/powerpc/gen/fpsetround.c
@@ -15,13 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the NetBSD
- *	Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/rpc/Symbol.map b/lib/libc/rpc/Symbol.map
index ccf0bfa..4f356de 100644
--- a/lib/libc/rpc/Symbol.map
+++ b/lib/libc/rpc/Symbol.map
@@ -239,10 +239,6 @@ FBSDprivate_1.0 {
 	__key_encryptsession_pk_LOCAL;
 	__key_decryptsession_pk_LOCAL;
 	__key_gendes_LOCAL;
-	__tsd_lock;	/*
-			 * Why does usr.bin/rpcinfo/Makefile need rpc_generic.c?
-			 * Remove this hack if rpcinfo stops building with it.
-			 */
 	__svc_clean_idle;
 	__rpc_gss_unwrap;
 	__rpc_gss_unwrap_stub;
diff --git a/lib/libc/rpc/clnt_simple.c b/lib/libc/rpc/clnt_simple.c
index 12b6679..ba21d2d 100644
--- a/lib/libc/rpc/clnt_simple.c
+++ b/lib/libc/rpc/clnt_simple.c
@@ -76,7 +76,11 @@ struct rpc_call_private {
 	char	nettype[NETIDLEN];	/* Network type */
 };
 static struct rpc_call_private *rpc_call_private_main;
+static thread_key_t rpc_call_key;
+static once_t rpc_call_once = ONCE_INITIALIZER;
+static int rpc_call_key_error;
 
+static void rpc_call_key_init(void);
 static void rpc_call_destroy(void *);
 
 static void
@@ -91,6 +95,13 @@ rpc_call_destroy(void *vp)
 	}
 }
 
+static void
+rpc_call_key_init(void)
+{
+
+	rpc_call_key_error = thr_keycreate(&rpc_call_key, rpc_call_destroy);
+}
+
 /*
  * This is the simplified interface to the client rpc layer.
  * The client handle is not destroyed here and is reused for
@@ -112,17 +123,16 @@ rpc_call(host, prognum, versnum, procnum, inproc, in, outproc, out, nettype)
 	struct rpc_call_private *rcp = (struct rpc_call_private *) 0;
 	enum clnt_stat clnt_stat;
 	struct timeval timeout, tottimeout;
-	static thread_key_t rpc_call_key;
 	int main_thread = 1;
 
 	if ((main_thread = thr_main())) {
 		rcp = rpc_call_private_main;
 	} else {
-		if (rpc_call_key == 0) {
-			mutex_lock(&tsd_lock);
-			if (rpc_call_key == 0)
-				thr_keycreate(&rpc_call_key, rpc_call_destroy);
-			mutex_unlock(&tsd_lock);
+		if (thr_once(&rpc_call_once, rpc_call_key_init) != 0 ||
+		    rpc_call_key_error != 0) {
+			rpc_createerr.cf_stat = RPC_SYSTEMERROR;
+			rpc_createerr.cf_error.re_errno = rpc_call_key_error;
+			return (rpc_createerr.cf_stat);
 		}
 		rcp = (struct rpc_call_private *)thr_getspecific(rpc_call_key);
 	}
diff --git a/lib/libc/rpc/getnetconfig.c b/lib/libc/rpc/getnetconfig.c
index e5db51a..1310e36 100644
--- a/lib/libc/rpc/getnetconfig.c
+++ b/lib/libc/rpc/getnetconfig.c
@@ -130,21 +130,29 @@ static struct netconfig *dup_ncp(struct netconfig *);
 
 
 static FILE *nc_file;		/* for netconfig db */
-static pthread_mutex_t nc_file_lock = PTHREAD_MUTEX_INITIALIZER;
+static mutex_t nc_file_lock = MUTEX_INITIALIZER;
 
 static struct netconfig_info	ni = { 0, 0, NULL, NULL};
-static pthread_mutex_t ni_lock = PTHREAD_MUTEX_INITIALIZER;
+static mutex_t ni_lock = MUTEX_INITIALIZER;
 
+static thread_key_t nc_key;
+static once_t nc_once = ONCE_INITIALIZER;
+static int nc_key_error;
+
+static void
+nc_key_init(void)
+{
+
+	nc_key_error = thr_keycreate(&nc_key, free);
+}
 
 #define MAXNETCONFIGLINE    1000
 
 static int *
 __nc_error()
 {
-	static pthread_mutex_t nc_lock = PTHREAD_MUTEX_INITIALIZER;
-	static thread_key_t nc_key = 0;
 	static int nc_error = 0;
-	int error, *nc_addr;
+	int *nc_addr;
 
 	/*
 	 * Use the static `nc_error' if we are the main thread
@@ -153,15 +161,8 @@ __nc_error()
 	 */
 	if (thr_main())
 		return (&nc_error);
-	if (nc_key == 0) {
-		error = 0;
-		mutex_lock(&nc_lock);
-		if (nc_key == 0)
-			error = thr_keycreate(&nc_key, free);
-		mutex_unlock(&nc_lock);
-		if (error)
-			return (&nc_error);
-	}
+	if (thr_once(&nc_once, nc_key_init) != 0 || nc_key_error != 0)
+		return (&nc_error);
 	if ((nc_addr = (int *)thr_getspecific(nc_key)) == NULL) {
 		nc_addr = (int *)malloc(sizeof (int));
 		if (thr_setspecific(nc_key, (void *) nc_addr) != 0) {
diff --git a/lib/libc/rpc/key_call.c b/lib/libc/rpc/key_call.c
index 6cc1139..afb11c8 100644
--- a/lib/libc/rpc/key_call.c
+++ b/lib/libc/rpc/key_call.c
@@ -279,6 +279,9 @@ struct  key_call_private {
 	uid_t	uid;		/* user-id at last authorization */
 };
 static struct key_call_private *key_call_private_main = NULL;
+static thread_key_t key_call_key;
+static once_t key_call_once = ONCE_INITIALIZER;
+static int key_call_key_error;
 
 static void
 key_call_destroy(void *vp)
@@ -292,6 +295,13 @@ key_call_destroy(void *vp)
 	}
 }
 
+static void
+key_call_init(void)
+{
+
+	key_call_key_error = thr_keycreate(&key_call_key, key_call_destroy);
+}
+
 /*
  * Keep the handle cached.  This call may be made quite often.
  */
@@ -307,7 +317,6 @@ int	vers;
 	struct utsname u;
 	int main_thread;
 	int fd;
-	static thread_key_t key_call_key;
 
 #define	TOTAL_TIMEOUT	30	/* total timeout talking to keyserver */
 #define	TOTAL_TRIES	5	/* Number of tries */
@@ -315,12 +324,9 @@ int	vers;
 	if ((main_thread = thr_main())) {
 		kcp = key_call_private_main;
 	} else {
-		if (key_call_key == 0) {
-			mutex_lock(&tsd_lock);
-			if (key_call_key == 0)
-				thr_keycreate(&key_call_key, key_call_destroy);
-			mutex_unlock(&tsd_lock);
-		}
+		if (thr_once(&key_call_once, key_call_init) != 0 ||
+		    key_call_key_error != 0)
+			return ((CLIENT *) NULL);
 		kcp = (struct key_call_private *)thr_getspecific(key_call_key);
 	}	
 	if (kcp == (struct key_call_private *)NULL) {
diff --git a/lib/libc/rpc/mt_misc.c b/lib/libc/rpc/mt_misc.c
index 6241611..7abcaed 100644
--- a/lib/libc/rpc/mt_misc.c
+++ b/lib/libc/rpc/mt_misc.c
@@ -28,7 +28,6 @@ __FBSDID("$FreeBSD$");
 #define	proglst_lock		__proglst_lock
 #define	rpcsoc_lock		__rpcsoc_lock
 #define	svcraw_lock		__svcraw_lock
-#define	tsd_lock		__tsd_lock
 #define	xprtlist_lock		__xprtlist_lock
 
 /* protects the services list (svc.c) */
@@ -76,33 +75,33 @@ pthread_mutex_t	rpcsoc_lock = PTHREAD_MUTEX_INITIALIZER;
 /* svc_raw.c serialization */
 pthread_mutex_t	svcraw_lock = PTHREAD_MUTEX_INITIALIZER;
 
-/* protects TSD key creation */
-pthread_mutex_t	tsd_lock = PTHREAD_MUTEX_INITIALIZER;
-
 /* xprtlist (svc_generic.c) */
 pthread_mutex_t	xprtlist_lock = PTHREAD_MUTEX_INITIALIZER;
 
 #undef	rpc_createerr
 
 struct rpc_createerr rpc_createerr;
+static thread_key_t rce_key;
+static once_t rce_once = ONCE_INITIALIZER;
+static int rce_key_error;
+
+static void
+rce_key_init(void)
+{
+
+	rce_key_error = thr_keycreate(&rce_key, free);
+}
 
 struct rpc_createerr *
 __rpc_createerr()
 {
-	static thread_key_t rce_key = 0;
 	struct rpc_createerr *rce_addr = 0;
 
 	if (thr_main())
 		return (&rpc_createerr);
-	if ((rce_addr =
-	    (struct rpc_createerr *)thr_getspecific(rce_key)) != 0) {
-		mutex_lock(&tsd_lock);
-		if (thr_keycreate(&rce_key, free) != 0) {
-			mutex_unlock(&tsd_lock);
-			return (&rpc_createerr);
-		}
-		mutex_unlock(&tsd_lock);
-	}
+	if (thr_once(&rce_once, rce_key_init) != 0 || rce_key_error != 0)
+		return (&rpc_createerr);
+	rce_addr = (struct rpc_createerr *)thr_getspecific(rce_key);
 	if (!rce_addr) {
 		rce_addr = (struct rpc_createerr *)
 			malloc(sizeof (struct rpc_createerr));
diff --git a/lib/libc/rpc/mt_misc.h b/lib/libc/rpc/mt_misc.h
index e785c30..9cc2349 100644
--- a/lib/libc/rpc/mt_misc.h
+++ b/lib/libc/rpc/mt_misc.h
@@ -42,7 +42,6 @@
 #define	proglst_lock		__proglst_lock
 #define	rpcsoc_lock		__rpcsoc_lock
 #define	svcraw_lock		__svcraw_lock
-#define	tsd_lock		__tsd_lock
 #define	xprtlist_lock		__xprtlist_lock
 
 extern pthread_rwlock_t	svc_lock;
diff --git a/lib/libc/rpc/rpc_generic.c b/lib/libc/rpc/rpc_generic.c
index 81bd92b..ab259d5 100644
--- a/lib/libc/rpc/rpc_generic.c
+++ b/lib/libc/rpc/rpc_generic.c
@@ -221,6 +221,18 @@ getnettype(nettype)
 	return (_rpctypelist[i].type);
 }
 
+static thread_key_t tcp_key, udp_key;
+static once_t keys_once = ONCE_INITIALIZER;
+static int tcp_key_error, udp_key_error;
+
+static void
+keys_init(void)
+{
+
+	tcp_key_error = thr_keycreate(&tcp_key, free);
+	udp_key_error = thr_keycreate(&udp_key, free);
+}
+
 /*
  * For the given nettype (tcp or udp only), return the first structure found.
  * This should be freed by calling freenetconfigent()
@@ -236,25 +248,15 @@ __rpc_getconfip(nettype)
 	static char *netid_udp_main;
 	struct netconfig *dummy;
 	int main_thread;
-	static thread_key_t tcp_key, udp_key;
 
 	if ((main_thread = thr_main())) {
 		netid_udp = netid_udp_main;
 		netid_tcp = netid_tcp_main;
 	} else {
-		if (tcp_key == 0) {
-			mutex_lock(&tsd_lock);
-			if (tcp_key == 0)
-				thr_keycreate(&tcp_key, free);
-			mutex_unlock(&tsd_lock);
-		}
+		if (thr_once(&keys_once, keys_init) != 0 ||
+		    tcp_key_error != 0 || udp_key_error != 0)
+			return (NULL);
 		netid_tcp = (char *)thr_getspecific(tcp_key);
-		if (udp_key == 0) {
-			mutex_lock(&tsd_lock);
-			if (udp_key == 0)
-				thr_keycreate(&udp_key, free);
-			mutex_unlock(&tsd_lock);
-		}
 		netid_udp = (char *)thr_getspecific(udp_key);
 	}
 	if (!netid_udp && !netid_tcp) {
diff --git a/lib/libc/rpc/rpc_soc.c b/lib/libc/rpc/rpc_soc.c
index 5922063..2568d43 100644
--- a/lib/libc/rpc/rpc_soc.c
+++ b/lib/libc/rpc/rpc_soc.c
@@ -360,6 +360,14 @@ registerrpc(prognum, versnum, procnum, progname, inproc, outproc)
  */
 static thread_key_t	clnt_broadcast_key;
 static resultproc_t	clnt_broadcast_result_main;
+static once_t		clnt_broadcast_once = ONCE_INITIALIZER;
+
+static void
+clnt_broadcast_key_init(void)
+{
+
+	thr_keycreate(&clnt_broadcast_key, free);
+}
 
 /*
  * Need to translate the netbuf address into sockaddr_in address.
@@ -402,12 +410,7 @@ clnt_broadcast(prog, vers, proc, xargs, argsp, xresults, resultsp, eachresult)
 	if (thr_main())
 		clnt_broadcast_result_main = eachresult;
 	else {
-		if (clnt_broadcast_key == 0) {
-			mutex_lock(&tsd_lock);
-			if (clnt_broadcast_key == 0)
-				thr_keycreate(&clnt_broadcast_key, free);
-			mutex_unlock(&tsd_lock);
-		}
+		thr_once(&clnt_broadcast_once, clnt_broadcast_key_init);
 		thr_setspecific(clnt_broadcast_key, (void *) eachresult);
 	}
 	return rpc_broadcast((rpcprog_t)prog, (rpcvers_t)vers,
diff --git a/lib/libc/softfloat/softfloat-specialize b/lib/libc/softfloat/softfloat-specialize
index c8c8028..e8585ce 100644
--- a/lib/libc/softfloat/softfloat-specialize
+++ b/lib/libc/softfloat/softfloat-specialize
@@ -44,7 +44,11 @@ Underflow tininess-detection mode, statically initialized to default value.
 #ifdef SOFTFLOAT_FOR_GCC
 static
 #endif
+#ifdef __sparc64__
+int8 float_detect_tininess = float_tininess_before_rounding;
+#else
 int8 float_detect_tininess = float_tininess_after_rounding;
+#endif
 
 /*
 -------------------------------------------------------------------------------
diff --git a/lib/libc/sparc64/fpu/fpu.c b/lib/libc/sparc64/fpu/fpu.c
index 74f07ec..4e92788 100644
--- a/lib/libc/sparc64/fpu/fpu.c
+++ b/lib/libc/sparc64/fpu/fpu.c
@@ -69,9 +69,12 @@ __FBSDID("$FreeBSD$");
 
 #include "namespace.h"
 #include <errno.h>
-#include <unistd.h>
 #include <signal.h>
+#ifdef FPU_DEBUG
+#include <stdio.h>
+#endif
 #include <stdlib.h>
+#include <unistd.h>
 #include "un-namespace.h"
 #include "libc_private.h"
 
@@ -97,7 +100,7 @@ __FBSDID("$FreeBSD$");
 #define	X8(x) X4(x),X4(x)
 #define	X16(x) X8(x),X8(x)
 
-static char cx_to_trapx[] = {
+static const char cx_to_trapx[] = {
 	X1(FSR_NX),
 	X2(FSR_DZ),
 	X4(FSR_UF),
@@ -113,7 +116,8 @@ int __fpe_debug = 0;
 #endif
 #endif	/* FPU_DEBUG */
 
-static int __fpu_execute(struct utrapframe *, struct fpemu *, u_int32_t, u_long);
+static int __fpu_execute(struct utrapframe *, struct fpemu *, u_int32_t,
+    u_long);
 
 /*
  * Need to use an fpstate on the stack; we could switch, so we cannot safely
@@ -169,7 +173,7 @@ __fpu_exception(struct utrapframe *uf)
 void
 __fpu_dumpfpn(struct fpn *fp)
 {
-	static char *class[] = {
+	static const char *const class[] = {
 		"SNAN", "QNAN", "ZERO", "NUM", "INF"
 	};
 
@@ -181,15 +185,11 @@ __fpu_dumpfpn(struct fpn *fp)
 }
 #endif
 
-static int opmask[] = {0, 0, 1, 3};
+static const int opmask[] = {0, 0, 1, 3, 1};
 
 /* Decode 5 bit register field depending on the type. */
 #define	RN_DECODE(tp, rn) \
-	((tp == FTYPE_DBL || tp == FTYPE_EXT ? INSFPdq_RN((rn)) : (rn)) & \
-	    ~opmask[tp])
-
-/* Operand size in 32-bit registers. */
-#define	OPSZ(tp)	((tp) == FTYPE_LNG ? 2 : (1 << (tp)))
+	((tp) >= FTYPE_DBL ? INSFPdq_RN(rn) & ~opmask[tp] : (rn))
 
 /*
  * Helper for forming the below case statements. Build only the op3 and opf
@@ -209,8 +209,6 @@ static void
 __fpu_mov(struct fpemu *fe, int type, int rd, int rs2, u_int32_t nand,
     u_int32_t xor)
 {
-	u_int64_t tmp64;
-	int i;
 
 	if (type == FTYPE_INT || type == FTYPE_SNG)
 		__fpu_setreg(rd, (__fpu_getreg(rs2) & ~nand) ^ xor);
@@ -219,13 +217,10 @@ __fpu_mov(struct fpemu *fe, int type, int rd, int rs2, u_int32_t nand,
 		 * Need to use the double versions to be able to access
 		 * the upper 32 fp registers.
 		 */
-		for (i = 0; i < OPSZ(type); i += 2, rd += 2, rs2 += 2) {
-			tmp64 = __fpu_getreg64(rs2);
-			if (i == 0)
-				tmp64 = (tmp64 & ~((u_int64_t)nand << 32)) ^
-				    ((u_int64_t)xor << 32);
-			__fpu_setreg64(rd, tmp64);
-		}
+		__fpu_setreg64(rd, (__fpu_getreg64(rs2) &
+		    ~((u_int64_t)nand << 32)) ^ ((u_int64_t)xor << 32));
+		if (type == FTYPE_EXT)
+			__fpu_setreg64(rd + 2, __fpu_getreg64(rs2 + 2));
 	}
 }
 
@@ -271,17 +266,17 @@ __fpu_cmpck(struct fpemu *fe)
  * multiply two integers this way.
  */
 static int
-__fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn, u_long tstate)
+__fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn,
+    u_long tstate)
 {
 	struct fpn *fp;
 	int opf, rs1, rs2, rd, type, mask, cx, cond;
 	u_long reg, fsr;
 	u_int space[4];
-	int i;
 
 	/*
 	 * `Decode' and execute instruction.  Start with no exceptions.
-	 * The type of any opf opcode is in the bottom two bits, so we
+	 * The type of almost any OPF opcode is in the bottom two bits, so we
 	 * squish them out here.
 	 */
 	opf = insn & (IF_MASK(IF_F3_OP3_SHIFT, IF_F3_OP3_BITS) |
@@ -359,7 +354,7 @@ __fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn, u_long ts
 		__fpu_explode(fe, &fe->fe_f2, type, rs2);
 		__fpu_compare(fe, 1, IF_F3_CC(insn));
 		return (__fpu_cmpck(fe));
-	case FOP(INS2_FPop1, INSFP1_FMOV):	/* these should all be pretty obvious */
+	case FOP(INS2_FPop1, INSFP1_FMOV):
 		__fpu_mov(fe, type, rd, rs2, 0, 0);
 		return (0);
 	case FOP(INS2_FPop1, INSFP1_FNEG):
@@ -410,6 +405,7 @@ __fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn, u_long ts
 	case FOP(INS2_FPop1, INSFP1_FxTOd):
 	case FOP(INS2_FPop1, INSFP1_FxTOq):
 		type = FTYPE_LNG;
+		rs2 = RN_DECODE(type, IF_F3_RS2(insn));
 		__fpu_explode(fe, fp = &fe->fe_f1, type, rs2);
 		/* sneaky; depends on instruction encoding */
 		type = (IF_F3_OPF(insn) >> 2) & 3;
@@ -418,8 +414,7 @@ __fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn, u_long ts
 	case FOP(INS2_FPop1, INSFP1_FTOx):
 		__fpu_explode(fe, fp = &fe->fe_f1, type, rs2);
 		type = FTYPE_LNG;
-		mask = 1;	/* needs 2 registers */
-		rd = IF_F3_RD(insn) & ~mask;
+		rd = RN_DECODE(type, IF_F3_RD(insn));
 		break;
 	case FOP(INS2_FPop1, INSFP1_FTOs):
 	case FOP(INS2_FPop1, INSFP1_FTOd):
@@ -457,10 +452,10 @@ __fpu_execute(struct utrapframe *uf, struct fpemu *fe, u_int32_t insn, u_long ts
 	if (type == FTYPE_INT || type == FTYPE_SNG)
 		__fpu_setreg(rd, space[0]);
 	else {
-		for (i = 0; i < OPSZ(type); i += 2) {
-			__fpu_setreg64(rd + i, ((u_int64_t)space[i] << 32) |
-			    space[i + 1]);
-		}
+		__fpu_setreg64(rd, ((u_int64_t)space[0] << 32) | space[1]);
+		if (type == FTYPE_EXT)
+			__fpu_setreg64(rd + 2,
+			    ((u_int64_t)space[2] << 32) | space[3]);
 	}
 	return (0);	/* success */
 }
diff --git a/lib/libc/sparc64/fpu/fpu_div.c b/lib/libc/sparc64/fpu/fpu_div.c
index c4b8ef6..4748daf 100644
--- a/lib/libc/sparc64/fpu/fpu_div.c
+++ b/lib/libc/sparc64/fpu/fpu_div.c
@@ -167,14 +167,16 @@ __fpu_div(fe)
 	 * return it.  Otherwise we have the following cases:
 	 *
 	 *	Inf / Inf = NaN, plus NV exception
-	 *	Inf / num = Inf [i.e., return x]
-	 *	Inf / 0   = Inf [i.e., return x]
-	 *	0 / Inf = 0 [i.e., return x]
-	 *	0 / num = 0 [i.e., return x]
+	 *	Inf / num = Inf [i.e., return x #]
+	 *	Inf / 0   = Inf [i.e., return x #]
+	 *	0 / Inf = 0 [i.e., return x #]
+	 *	0 / num = 0 [i.e., return x #]
 	 *	0 / 0   = NaN, plus NV exception
-	 *	num / Inf = 0
+	 *	num / Inf = 0 #
 	 *	num / num = num (do the divide)
-	 *	num / 0   = Inf, plus DZ exception
+	 *	num / 0   = Inf #, plus DZ exception
+	 *
+	 * # Sign of result is XOR of operand signs.
 	 */
 	if (ISNAN(x) || ISNAN(y)) {
 		ORDER(x, y);
@@ -183,10 +185,10 @@ __fpu_div(fe)
 	if (ISINF(x) || ISZERO(x)) {
 		if (x->fp_class == y->fp_class)
 			return (__fpu_newnan(fe));
+		x->fp_sign ^= y->fp_sign;
 		return (x);
 	}
 
-	/* all results at this point use XOR of operand signs */
 	x->fp_sign ^= y->fp_sign;
 	if (ISINF(y)) {
 		x->fp_class = FPC_ZERO;
diff --git a/lib/libc/sparc64/fpu/fpu_emu.h b/lib/libc/sparc64/fpu/fpu_emu.h
index de156e2..0d1d16d 100644
--- a/lib/libc/sparc64/fpu/fpu_emu.h
+++ b/lib/libc/sparc64/fpu/fpu_emu.h
@@ -140,7 +140,7 @@ struct fpn {
 #define	FTYPE_SNG	INSFP_s
 #define	FTYPE_DBL	INSFP_d
 #define	FTYPE_EXT	INSFP_q
-#define	FTYPE_LNG	-1
+#define	FTYPE_LNG	4
 
 /*
  * Emulator state.
diff --git a/lib/libc/sparc64/fpu/fpu_explode.c b/lib/libc/sparc64/fpu/fpu_explode.c
index 09cfd5a..474e0df 100644
--- a/lib/libc/sparc64/fpu/fpu_explode.c
+++ b/lib/libc/sparc64/fpu/fpu_explode.c
@@ -49,6 +49,10 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
 
+#ifdef FPU_DEBUG
+#include <stdio.h>
+#endif
+
 #include <machine/frame.h>
 #include <machine/fp.h>
 #include <machine/fsr.h>
@@ -135,9 +139,9 @@ __fpu_xtof(fp, i)
 	 * a signed or unsigned entity.
 	 */
 	if (fp->fp_sign && (int64_t)i < 0)
-		*((int64_t*)fp->fp_mant) = -i;
+		*((int64_t *)fp->fp_mant) = -i;
 	else
-		*((int64_t*)fp->fp_mant) = i;
+		*((int64_t *)fp->fp_mant) = i;
 	fp->fp_mant[2] = 0;
 	fp->fp_mant[3] = 0;
 	__fpu_norm(fp);
@@ -258,14 +262,12 @@ __fpu_explode(fe, fp, type, reg)
 	struct fpn *fp;
 	int type, reg;
 {
-	u_int32_t s, *sp;
-	u_int64_t l[2];
-	void *vl = l;
+	u_int64_t l0, l1;
+	u_int32_t s;
 
 	if (type == FTYPE_LNG || type == FTYPE_DBL || type == FTYPE_EXT) {
-		l[0] = __fpu_getreg64(reg & ~1);
-		sp = vl;
-		fp->fp_sign = sp[0] >> 31;
+		l0 = __fpu_getreg64(reg & ~1);
+		fp->fp_sign = l0 >> 63;
 	} else {
 		s = __fpu_getreg(reg);
 		fp->fp_sign = s >> 31;
@@ -273,7 +275,7 @@ __fpu_explode(fe, fp, type, reg)
 	fp->fp_sticky = 0;
 	switch (type) {
 	case FTYPE_LNG:
-		s = __fpu_xtof(fp, l[0]);
+		s = __fpu_xtof(fp, l0);
 		break;
 
 	case FTYPE_INT:
@@ -285,12 +287,13 @@ __fpu_explode(fe, fp, type, reg)
 		break;
 
 	case FTYPE_DBL:
-		s = __fpu_dtof(fp, sp[0], sp[1]);
+		s = __fpu_dtof(fp, l0 >> 32, l0 & 0xffffffff);
 		break;
 
 	case FTYPE_EXT:
-		l[1] = __fpu_getreg64((reg & ~1) + 2);
-		s = __fpu_qtof(fp, sp[0], sp[1], sp[2], sp[3]);
+		l1 = __fpu_getreg64((reg & ~1) + 2);
+		s = __fpu_qtof(fp, l0 >> 32, l0 & 0xffffffff, l1 >> 32,
+		    l1 & 0xffffffff);
 		break;
 
 	default:
diff --git a/lib/libc/sparc64/fpu/fpu_extern.h b/lib/libc/sparc64/fpu/fpu_extern.h
index f22c463..a5fb942 100644
--- a/lib/libc/sparc64/fpu/fpu_extern.h
+++ b/lib/libc/sparc64/fpu/fpu_extern.h
@@ -13,13 +13,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *        This product includes software developed by the NetBSD
- *        Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
@@ -41,7 +34,6 @@
 #define _SPARC64_FPU_FPU_EXTERN_H_
 
 struct utrapframe;
-union instr;
 struct fpemu;
 struct fpn;
 
@@ -61,9 +53,9 @@ struct fpn *__fpu_div(struct fpemu *);
 int __fpu_itof(struct fpn *, u_int);
 int __fpu_xtof(struct fpn *, u_int64_t);
 int __fpu_stof(struct fpn *, u_int);
-int __fpu_dtof(struct fpn *, u_int, u_int );
-int __fpu_qtof(struct fpn *, u_int, u_int , u_int , u_int );
-void __fpu_explode(struct fpemu *, struct fpn *, int, int );
+int __fpu_dtof(struct fpn *, u_int, u_int);
+int __fpu_qtof(struct fpn *, u_int, u_int, u_int, u_int);
+void __fpu_explode(struct fpemu *, struct fpn *, int, int);
 
 /* fpu_implode.c */
 u_int __fpu_ftoi(struct fpemu *, struct fpn *);
diff --git a/lib/libc/sparc64/fpu/fpu_implode.c b/lib/libc/sparc64/fpu/fpu_implode.c
index 5287d2b..2a2a9d0 100644
--- a/lib/libc/sparc64/fpu/fpu_implode.c
+++ b/lib/libc/sparc64/fpu/fpu_implode.c
@@ -49,6 +49,10 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
 
+#ifdef FPU_DEBUG
+#include <stdio.h>
+#endif
+
 #include <machine/frame.h>
 #include <machine/fp.h>
 #include <machine/fsr.h>
@@ -198,7 +202,6 @@ __fpu_ftoi(fe, fp)
 
 	sign = fp->fp_sign;
 	switch (fp->fp_class) {
-
 	case FPC_ZERO:
 		return (0);
 
@@ -248,10 +251,9 @@ __fpu_ftox(fe, fp, res)
 
 	sign = fp->fp_sign;
 	switch (fp->fp_class) {
-
 	case FPC_ZERO:
-		res[1] = 0;
-		return (0);
+		i = 0;
+		goto done;
 
 	case FPC_NUM:
 		/*
@@ -275,15 +277,17 @@ __fpu_ftox(fe, fp, res)
 			break;
 		if (sign)
 			i = -i;
-		res[1] = (int)i;
-		return (i >> 32);
+		goto done;
 
 	default:		/* Inf, qNaN, sNaN */
 		break;
 	}
 	/* overflow: replace any inexact exception with invalid */
 	fe->fe_cx = (fe->fe_cx & ~FSR_NX) | FSR_NV;
-	return (0x7fffffffffffffffLL + sign);
+	i = 0x7fffffffffffffffLL + sign;
+done:
+	res[1] = i & 0xffffffff;
+	return (i >> 32);
 }
 
 /*
@@ -325,8 +329,9 @@ __fpu_ftos(fe, fp)
 	 * right to introduce leading zeroes.  Rounding then acts
 	 * differently for normals and subnormals: the largest subnormal
 	 * may round to the smallest normal (1.0 x 2^minexp), or may
-	 * remain subnormal.  In the latter case, signal an underflow
-	 * if the result was inexact or if underflow traps are enabled.
+	 * remain subnormal.  A number that is subnormal before rounding
+	 * will signal an underflow if the result is inexact or if underflow
+	 * traps are enabled.
 	 *
 	 * Rounding a normal, on the other hand, always produces another
 	 * normal (although either way the result might be too big for
@@ -341,8 +346,10 @@ __fpu_ftos(fe, fp)
 	if ((exp = fp->fp_exp + SNG_EXP_BIAS) <= 0) {	/* subnormal */
 		/* -NG for g,r; -SNG_FRACBITS-exp for fraction */
 		(void) __fpu_shr(fp, FP_NMANT - FP_NG - SNG_FRACBITS - exp);
-		if (fpround(fe, fp) && fp->fp_mant[3] == SNG_EXP(1))
+		if (fpround(fe, fp) && fp->fp_mant[3] == SNG_EXP(1)) {
+			fe->fe_cx |= FSR_UF;
 			return (sign | SNG_EXP(1) | 0);
+		}
 		if ((fe->fe_cx & FSR_NX) ||
 		    (fe->fe_fsr & (FSR_UF << FSR_TEM_SHIFT)))
 			fe->fe_cx |= FSR_UF;
@@ -403,6 +410,7 @@ zero:		res[1] = 0;
 	if ((exp = fp->fp_exp + DBL_EXP_BIAS) <= 0) {
 		(void) __fpu_shr(fp, FP_NMANT - FP_NG - DBL_FRACBITS - exp);
 		if (fpround(fe, fp) && fp->fp_mant[2] == DBL_EXP(1)) {
+			fe->fe_cx |= FSR_UF;
 			res[1] = 0;
 			return (sign | DBL_EXP(1) | 0);
 		}
@@ -422,7 +430,7 @@ zero:		res[1] = 0;
 			return (sign | DBL_EXP(DBL_EXP_INFNAN) | 0);
 		}
 		res[1] = ~0;
-		return (sign | DBL_EXP(DBL_EXP_INFNAN) | DBL_MASK);
+		return (sign | DBL_EXP(DBL_EXP_INFNAN - 1) | DBL_MASK);
 	}
 done:
 	res[1] = fp->fp_mant[3];
@@ -464,6 +472,7 @@ zero:		res[1] = res[2] = res[3] = 0;
 	if ((exp = fp->fp_exp + EXT_EXP_BIAS) <= 0) {
 		(void) __fpu_shr(fp, FP_NMANT - FP_NG - EXT_FRACBITS - exp);
 		if (fpround(fe, fp) && fp->fp_mant[0] == EXT_EXP(1)) {
+			fe->fe_cx |= FSR_UF;
 			res[1] = res[2] = res[3] = 0;
 			return (sign | EXT_EXP(1) | 0);
 		}
@@ -483,7 +492,7 @@ zero:		res[1] = res[2] = res[3] = 0;
 			return (sign | EXT_EXP(EXT_EXP_INFNAN) | 0);
 		}
 		res[1] = res[2] = res[3] = ~0;
-		return (sign | EXT_EXP(EXT_EXP_INFNAN) | EXT_MASK);
+		return (sign | EXT_EXP(EXT_EXP_INFNAN - 1) | EXT_MASK);
 	}
 done:
 	res[1] = fp->fp_mant[1];
@@ -504,7 +513,6 @@ __fpu_implode(fe, fp, type, space)
 {
 
 	switch (type) {
-
 	case FTYPE_LNG:
 		space[0] = __fpu_ftox(fe, fp, space);
 		break;
diff --git a/lib/libc/stdio/findfp.c b/lib/libc/stdio/findfp.c
index 5bc4af7..89c0536 100644
--- a/lib/libc/stdio/findfp.c
+++ b/lib/libc/stdio/findfp.c
@@ -61,6 +61,7 @@ int	__sdidinit;
 	._read = __sread,		\
 	._seek = __sseek,		\
 	._write = __swrite,		\
+	._fl_mutex = PTHREAD_MUTEX_INITIALIZER, \
 }
 				/* the usual - (stdin + stdout + stderr) */
 static FILE usual[FOPEN_MAX - 3];
@@ -96,7 +97,7 @@ moreglue(n)
 	int n;
 {
 	struct glue *g;
-	static FILE empty;
+	static FILE empty = { ._fl_mutex = PTHREAD_MUTEX_INITIALIZER };
 	FILE *p;
 
 	g = (struct glue *)malloc(sizeof(*g) + ALIGNBYTES + n * sizeof(FILE));
@@ -154,7 +155,7 @@ found:
 	fp->_ub._size = 0;
 	fp->_lb._base = NULL;	/* no line buffer */
 	fp->_lb._size = 0;
-/*	fp->_lock = NULL; */	/* once set always set (reused) */
+/*	fp->_fl_mutex = NULL; */ /* once set always set (reused) */
 	fp->_orientation = 0;
 	memset(&fp->_mbstate, 0, sizeof(mbstate_t));
 	return (fp);
diff --git a/lib/libc/stdio/local.h b/lib/libc/stdio/local.h
index 09b3a18..6380b83 100644
--- a/lib/libc/stdio/local.h
+++ b/lib/libc/stdio/local.h
@@ -110,6 +110,14 @@ extern int	__sdidinit;
 }
 
 /*
+ * Structure initializations for 'fake' FILE objects.
+ */
+#define	FAKE_FILE {				\
+	._file = -1,				\
+	._fl_mutex = PTHREAD_MUTEX_INITIALIZER, \
+}
+
+/*
  * Set the orientation for a stream. If o > 0, the stream has wide-
  * orientation. If o < 0, the stream has byte-orientation.
  */
diff --git a/lib/libc/stdio/printf.3 b/lib/libc/stdio/printf.3
index 8de2bb8..8c1cd28 100644
--- a/lib/libc/stdio/printf.3
+++ b/lib/libc/stdio/printf.3
@@ -891,9 +891,9 @@ in
 .Fx 2.2 ,
 but were later replaced with a different implementation
 from
-.An Todd C. Miller Aq Todd.Miller@courtesan.com
-for
-.Ox 2.3 .
+.Ox 2.3
+by
+.An Todd C. Miller Aq Todd.Miller@courtesan.com .
 The
 .Fn dprintf
 and
diff --git a/lib/libc/stdio/snprintf.c b/lib/libc/stdio/snprintf.c
index 0470a33..e6d7115 100644
--- a/lib/libc/stdio/snprintf.c
+++ b/lib/libc/stdio/snprintf.c
@@ -48,7 +48,7 @@ snprintf(char * __restrict str, size_t n, char const * __restrict fmt, ...)
 	size_t on;
 	int ret;
 	va_list ap;
-	FILE f;
+	FILE f = FAKE_FILE;
 
 	on = n;
 	if (n != 0)
@@ -56,12 +56,9 @@ snprintf(char * __restrict str, size_t n, char const * __restrict fmt, ...)
 	if (n > INT_MAX)
 		n = INT_MAX;
 	va_start(ap, fmt);
-	f._file = -1;
 	f._flags = __SWR | __SSTR;
 	f._bf._base = f._p = (unsigned char *)str;
 	f._bf._size = f._w = n;
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	ret = __vfprintf(&f, fmt, ap);
 	if (on > 0)
 		*f._p = '\0';
diff --git a/lib/libc/stdio/vasprintf.c b/lib/libc/stdio/vasprintf.c
index 0682b5b..a1b600a 100644
--- a/lib/libc/stdio/vasprintf.c
+++ b/lib/libc/stdio/vasprintf.c
@@ -36,25 +36,19 @@ __FBSDID("$FreeBSD$");
 #include "local.h"
 
 int
-vasprintf(str, fmt, ap)
-	char **str;
-	const char *fmt;
-	__va_list ap;
+vasprintf(char **str, const char *fmt, __va_list ap)
 {
+	FILE f = FAKE_FILE;
 	int ret;
-	FILE f;
 
-	f._file = -1;
 	f._flags = __SWR | __SSTR | __SALC;
-	f._bf._base = f._p = (unsigned char *)malloc(128);
+	f._bf._base = f._p = malloc(128);
 	if (f._bf._base == NULL) {
 		*str = NULL;
 		errno = ENOMEM;
 		return (-1);
 	}
 	f._bf._size = f._w = 127;		/* Leave room for the NUL */
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	ret = __vfprintf(&f, fmt, ap);
 	if (ret < 0) {
 		free(f._bf._base);
diff --git a/lib/libc/stdio/vdprintf.c b/lib/libc/stdio/vdprintf.c
index 2703022..3ad273e 100644
--- a/lib/libc/stdio/vdprintf.c
+++ b/lib/libc/stdio/vdprintf.c
@@ -39,7 +39,7 @@ __FBSDID("$FreeBSD$");
 int
 vdprintf(int fd, const char * __restrict fmt, va_list ap)
 {
-	FILE f;
+	FILE f = FAKE_FILE;
 	unsigned char buf[BUFSIZ];
 	int ret;
 
@@ -56,8 +56,6 @@ vdprintf(int fd, const char * __restrict fmt, va_list ap)
 	f._write = __swrite;
 	f._bf._base = buf;
 	f._bf._size = sizeof(buf);
-	f._orientation = 0;
-	bzero(&f._mbstate, sizeof(f._mbstate));
 
 	if ((ret = __vfprintf(&f, fmt, ap)) < 0)
 		return (ret);
diff --git a/lib/libc/stdio/vfprintf.c b/lib/libc/stdio/vfprintf.c
index 7e5d7fe..17ad824 100644
--- a/lib/libc/stdio/vfprintf.c
+++ b/lib/libc/stdio/vfprintf.c
@@ -169,7 +169,7 @@ static int
 __sbprintf(FILE *fp, const char *fmt, va_list ap)
 {
 	int ret;
-	FILE fake;
+	FILE fake = FAKE_FILE;
 	unsigned char buf[BUFSIZ];
 
 	/* XXX This is probably not needed. */
diff --git a/lib/libc/stdio/vsnprintf.c b/lib/libc/stdio/vsnprintf.c
index f990664..70e4c53 100644
--- a/lib/libc/stdio/vsnprintf.c
+++ b/lib/libc/stdio/vsnprintf.c
@@ -47,7 +47,7 @@ vsnprintf(char * __restrict str, size_t n, const char * __restrict fmt,
 	size_t on;
 	int ret;
 	char dummy[2];
-	FILE f;
+	FILE f = FAKE_FILE;
 
 	on = n;
 	if (n != 0)
@@ -61,12 +61,9 @@ vsnprintf(char * __restrict str, size_t n, const char * __restrict fmt,
 		str = dummy;
 		n = 1;
 	}
-	f._file = -1;
 	f._flags = __SWR | __SSTR;
 	f._bf._base = f._p = (unsigned char *)str;
 	f._bf._size = f._w = n;
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	ret = __vfprintf(&f, fmt, ap);
 	if (on > 0)
 		*f._p = '\0';
diff --git a/lib/libc/stdio/vsprintf.c b/lib/libc/stdio/vsprintf.c
index 60d830c..3890af7 100644
--- a/lib/libc/stdio/vsprintf.c
+++ b/lib/libc/stdio/vsprintf.c
@@ -44,14 +44,11 @@ int
 vsprintf(char * __restrict str, const char * __restrict fmt, __va_list ap)
 {
 	int ret;
-	FILE f;
+	FILE f = FAKE_FILE;
 
-	f._file = -1;
 	f._flags = __SWR | __SSTR;
 	f._bf._base = f._p = (unsigned char *)str;
 	f._bf._size = f._w = INT_MAX;
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	ret = __vfprintf(&f, fmt, ap);
 	*f._p = 0;
 	return (ret);
diff --git a/lib/libc/stdio/vsscanf.c b/lib/libc/stdio/vsscanf.c
index 22b5d2b..82429c6 100644
--- a/lib/libc/stdio/vsscanf.c
+++ b/lib/libc/stdio/vsscanf.c
@@ -55,16 +55,11 @@ int
 vsscanf(const char * __restrict str, const char * __restrict fmt,
 	__va_list ap)
 {
-	FILE f;
+	FILE f = FAKE_FILE;
 
-	f._file = -1;
 	f._flags = __SRD;
 	f._bf._base = f._p = (unsigned char *)str;
 	f._bf._size = f._r = strlen(str);
 	f._read = eofread;
-	f._ub._base = NULL;
-	f._lb._base = NULL;
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	return (__svfscanf(&f, fmt, ap));
 }
diff --git a/lib/libc/stdio/vswprintf.c b/lib/libc/stdio/vswprintf.c
index 61b8720..2cfe724 100644
--- a/lib/libc/stdio/vswprintf.c
+++ b/lib/libc/stdio/vswprintf.c
@@ -45,7 +45,7 @@ vswprintf(wchar_t * __restrict s, size_t n, const wchar_t * __restrict fmt,
 {
 	static const mbstate_t initial;
 	mbstate_t mbs;
-	FILE f;
+	FILE f = FAKE_FILE;
 	char *mbp;
 	int ret, sverrno;
 	size_t nwc;
@@ -55,7 +55,6 @@ vswprintf(wchar_t * __restrict s, size_t n, const wchar_t * __restrict fmt,
 		return (-1);
 	}
 
-	f._file = -1;
 	f._flags = __SWR | __SSTR | __SALC;
 	f._bf._base = f._p = (unsigned char *)malloc(128);
 	if (f._bf._base == NULL) {
@@ -63,8 +62,6 @@ vswprintf(wchar_t * __restrict s, size_t n, const wchar_t * __restrict fmt,
 		return (-1);
 	}
 	f._bf._size = f._w = 127;		/* Leave room for the NUL */
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	ret = __vfwprintf(&f, fmt, ap);
 	if (ret < 0) {
 		sverrno = errno;
diff --git a/lib/libc/stdio/vswscanf.c b/lib/libc/stdio/vswscanf.c
index 8a70d44..f06fc02 100644
--- a/lib/libc/stdio/vswscanf.c
+++ b/lib/libc/stdio/vswscanf.c
@@ -62,7 +62,7 @@ vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
 {
 	static const mbstate_t initial;
 	mbstate_t mbs;
-	FILE f;
+	FILE f = FAKE_FILE;
 	char *mbstr;
 	size_t mlen;
 	int r;
@@ -80,15 +80,10 @@ vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
 		free(mbstr);
 		return (EOF);
 	}
-	f._file = -1;
 	f._flags = __SRD;
 	f._bf._base = f._p = (unsigned char *)mbstr;
 	f._bf._size = f._r = mlen;
 	f._read = eofread;
-	f._ub._base = NULL;
-	f._lb._base = NULL;
-	f._orientation = 0;
-	memset(&f._mbstate, 0, sizeof(mbstate_t));
 	r = __vfwscanf(&f, fmt, ap);
 	free(mbstr);
 
diff --git a/lib/libc/stdio/xprintf.c b/lib/libc/stdio/xprintf.c
index bb41a9c..0cc8571 100644
--- a/lib/libc/stdio/xprintf.c
+++ b/lib/libc/stdio/xprintf.c
@@ -48,6 +48,7 @@
 #include <wchar.h>
 #include "un-namespace.h"
 
+#include "local.h"
 #include "printf.h"
 #include "fvwrite.h"
 
@@ -575,7 +576,7 @@ static int
 __v3printf(FILE *fp, const char *fmt, int pct, va_list ap)
 {
 	int ret;
-	FILE fake;
+	FILE fake = FAKE_FILE;
 	unsigned char buf[BUFSIZ];
 
 	/* copy the important variables */
diff --git a/lib/libc/stdlib/hcreate.3 b/lib/libc/stdlib/hcreate.3
index cd82720..2466c9f 100644
--- a/lib/libc/stdlib/hcreate.3
+++ b/lib/libc/stdlib/hcreate.3
@@ -29,8 +29,8 @@
 .\" $FreeBSD$
 .\"
 .Dd July 6, 2008
-.Os
 .Dt HCREATE 3
+.Os
 .Sh NAME
 .Nm hcreate , hdestroy , hsearch
 .Nd manage hash search table
diff --git a/lib/libc/stdlib/ptsname.3 b/lib/libc/stdlib/ptsname.3
index f674a54..48da3bd 100644
--- a/lib/libc/stdlib/ptsname.3
+++ b/lib/libc/stdlib/ptsname.3
@@ -32,8 +32,8 @@
 .\" $FreeBSD$
 .\"
 .Dd August 20, 2008
-.Os
 .Dt PTSNAME 3
+.Os
 .Sh NAME
 .Nm grantpt ,
 .Nm ptsname ,
diff --git a/lib/libc/stdlib/reallocf.c b/lib/libc/stdlib/reallocf.c
index 5320926..a85b5a3 100644
--- a/lib/libc/stdlib/reallocf.c
+++ b/lib/libc/stdlib/reallocf.c
@@ -35,7 +35,14 @@ reallocf(void *ptr, size_t size)
 	void *nptr;
 
 	nptr = realloc(ptr, size);
-	if (!nptr && ptr)
+
+	/*
+	 * When the System V compatibility option (malloc "V" flag) is
+	 * in effect, realloc(ptr, 0) frees the memory and returns NULL.
+	 * So, to avoid double free, call free() only when size != 0.
+	 * realloc(ptr, 0) can't fail when ptr != NULL.
+	 */
+	if (!nptr && ptr && size != 0)
 		free(ptr);
 	return (nptr);
 }
diff --git a/lib/libc/stdlib/realpath.3 b/lib/libc/stdlib/realpath.3
index 4205a3d..166bb12 100644
--- a/lib/libc/stdlib/realpath.3
+++ b/lib/libc/stdlib/realpath.3
@@ -31,7 +31,7 @@
 .\"     @(#)realpath.3	8.2 (Berkeley) 2/16/94
 .\" $FreeBSD$
 .\"
-.Dd February 16, 1994
+.Dd April 19, 2010
 .Dt REALPATH 3
 .Os
 .Sh NAME
@@ -43,7 +43,7 @@
 .In sys/param.h
 .In stdlib.h
 .Ft "char *"
-.Fn realpath "const char *pathname" "char resolved_path[PATH_MAX]"
+.Fn realpath "const char *pathname" "char *resolved_path"
 .Sh DESCRIPTION
 The
 .Fn realpath
@@ -56,15 +56,16 @@ and
 in
 .Fa pathname ,
 and copies the resulting absolute pathname into
-the memory referenced by
+the memory pointed to by
 .Fa resolved_path .
 The
 .Fa resolved_path
 argument
 .Em must
-refer to a buffer capable of storing at least
+point to a buffer capable of storing at least
 .Dv PATH_MAX
-characters.
+characters, or be
+.Dv NULL .
 .Pp
 The
 .Fn realpath
@@ -82,13 +83,22 @@ The
 function returns
 .Fa resolved_path
 on success.
+If the function was supplied
+.Dv NULL
+as
+.Fa resolved_path ,
+and operation did not cause errors, the returned value is
+a null-terminated string in a buffer allocated by a call to
+.Fn malloc 3 .
 If an error occurs,
 .Fn realpath
 returns
 .Dv NULL ,
-and
+and if
 .Fa resolved_path
-contains the pathname which caused the problem.
+is not
+.Dv NULL ,
+the array that it points to contains the pathname which caused the problem.
 .Sh ERRORS
 The function
 .Fn realpath
@@ -113,6 +123,11 @@ when given a relative
 .Fa pathname .
 .Sh "SEE ALSO"
 .Xr getcwd 3
+.Sh STANDARDS
+The
+.Fn realpath
+function conforms to
+.St -p1003.1-2001 .
 .Sh HISTORY
 The
 .Fn realpath
diff --git a/lib/libc/stdlib/realpath.c b/lib/libc/stdlib/realpath.c
index 3082f5f..e75ee4a 100644
--- a/lib/libc/stdlib/realpath.c
+++ b/lib/libc/stdlib/realpath.c
@@ -43,23 +43,37 @@ __FBSDID("$FreeBSD$");
 #include "un-namespace.h"
 
 /*
- * char *realpath(const char *path, char resolved[PATH_MAX]);
- *
  * Find the real name of path, by removing all ".", ".." and symlink
  * components.  Returns (resolved) on success, or (NULL) on failure,
  * in which case the path which caused trouble is left in (resolved).
  */
 char *
-realpath(const char *path, char resolved[PATH_MAX])
+realpath(const char * __restrict path, char * __restrict resolved)
 {
 	struct stat sb;
 	char *p, *q, *s;
 	size_t left_len, resolved_len;
 	unsigned symlinks;
-	int serrno, slen;
+	int serrno, slen, m;
 	char left[PATH_MAX], next_token[PATH_MAX], symlink[PATH_MAX];
 
+	if (path == NULL) {
+		errno = EINVAL;
+		return (NULL);
+	}
+	if (path[0] == '\0') {
+		errno = ENOENT;
+		return (NULL);
+	}
 	serrno = errno;
+	if (resolved == NULL) {
+		resolved = malloc(PATH_MAX);
+		if (resolved == NULL)
+			return (NULL);
+		m = 1;
+	} else
+		m = 0;
+
 	symlinks = 0;
 	if (path[0] == '/') {
 		resolved[0] = '/';
@@ -70,13 +84,18 @@ realpath(const char *path, char resolved[PATH_MAX])
 		left_len = strlcpy(left, path + 1, sizeof(left));
 	} else {
 		if (getcwd(resolved, PATH_MAX) == NULL) {
-			strlcpy(resolved, ".", PATH_MAX);
+			if (m)
+				free(resolved);
+			else
+				strlcpy(resolved, ".", PATH_MAX);
 			return (NULL);
 		}
 		resolved_len = strlen(resolved);
 		left_len = strlcpy(left, path, sizeof(left));
 	}
 	if (left_len >= sizeof(left) || resolved_len >= PATH_MAX) {
+		if (m)
+			free(resolved);
 		errno = ENAMETOOLONG;
 		return (NULL);
 	}
@@ -92,6 +111,8 @@ realpath(const char *path, char resolved[PATH_MAX])
 		p = strchr(left, '/');
 		s = p ? p : left + left_len;
 		if (s - left >= sizeof(next_token)) {
+			if (m)
+				free(resolved);
 			errno = ENAMETOOLONG;
 			return (NULL);
 		}
@@ -102,6 +123,8 @@ realpath(const char *path, char resolved[PATH_MAX])
 			memmove(left, s + 1, left_len + 1);
 		if (resolved[resolved_len - 1] != '/') {
 			if (resolved_len + 1 >= PATH_MAX) {
+				if (m)
+					free(resolved);
 				errno = ENAMETOOLONG;
 				return (NULL);
 			}
@@ -133,6 +156,8 @@ realpath(const char *path, char resolved[PATH_MAX])
 		 */
 		resolved_len = strlcat(resolved, next_token, PATH_MAX);
 		if (resolved_len >= PATH_MAX) {
+			if (m)
+				free(resolved);
 			errno = ENAMETOOLONG;
 			return (NULL);
 		}
@@ -141,16 +166,23 @@ realpath(const char *path, char resolved[PATH_MAX])
 				errno = serrno;
 				return (resolved);
 			}
+			if (m)
+				free(resolved);
 			return (NULL);
 		}
 		if (S_ISLNK(sb.st_mode)) {
 			if (symlinks++ > MAXSYMLINKS) {
+				if (m)
+					free(resolved);
 				errno = ELOOP;
 				return (NULL);
 			}
 			slen = readlink(resolved, symlink, sizeof(symlink) - 1);
-			if (slen < 0)
+			if (slen < 0) {
+				if (m)
+					free(resolved);
 				return (NULL);
+			}
 			symlink[slen] = '\0';
 			if (symlink[0] == '/') {
 				resolved[1] = 0;
@@ -171,6 +203,8 @@ realpath(const char *path, char resolved[PATH_MAX])
 			if (p != NULL) {
 				if (symlink[slen - 1] != '/') {
 					if (slen + 1 >= sizeof(symlink)) {
+						if (m)
+							free(resolved);
 						errno = ENAMETOOLONG;
 						return (NULL);
 					}
@@ -179,6 +213,8 @@ realpath(const char *path, char resolved[PATH_MAX])
 				}
 				left_len = strlcat(symlink, left, sizeof(left));
 				if (left_len >= sizeof(left)) {
+					if (m)
+						free(resolved);
 					errno = ENAMETOOLONG;
 					return (NULL);
 				}
diff --git a/lib/libc/string/strlen.c b/lib/libc/string/strlen.c
index 860a988..2bc1f2b 100644
--- a/lib/libc/string/strlen.c
+++ b/lib/libc/string/strlen.c
@@ -1,5 +1,5 @@
 /*-
- * Copyright (c) 2009 Xin LI <delphij@FreeBSD.org>
+ * Copyright (c) 2009, 2010 Xin LI <delphij@FreeBSD.org>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -43,15 +43,17 @@ __FBSDID("$FreeBSD$");
  *	((x - 0x01....01) & ~x & 0x80....80)
  *
  * would evaluate to a non-zero value iff any of the bytes in the
- * original word is zero.  However, we can further reduce ~1/3 of
- * time if we consider that strlen() usually operate on 7-bit ASCII
- * by employing the following expression, which allows false positive
- * when high bit of 1 and use the tail case to catch these case:
+ * original word is zero.
  *
- *	((x - 0x01....01) & 0x80....80)
+ * On multi-issue processors, we can divide the above expression into:
+ *	a)  (x - 0x01....01)
+ *	b) (~x & 0x80....80)
+ *	c) a & b
  *
- * This is more than 5.2 times as fast as the raw implementation on
- * Intel T7300 under long mode for strings longer than word length.
+ * Where, a) and b) can be partially computed in parallel.
+ *
+ * The algorithm above is found on "Hacker's Delight" by
+ * Henry S. Warren, Jr.
  */
 
 /* Magic numbers for the algorithm */
@@ -82,29 +84,47 @@ strlen(const char *str)
 {
 	const char *p;
 	const unsigned long *lp;
+	long va, vb;
 
-	/* Skip the first few bytes until we have an aligned p */
-	for (p = str; (uintptr_t)p & LONGPTR_MASK; p++)
-	    if (*p == '\0')
-		return (p - str);
+	/*
+	 * Before trying the hard (unaligned byte-by-byte access) way
+	 * to figure out whether there is a nul character, try to see
+	 * if there is a nul character is within this accessible word
+	 * first.
+	 *
+	 * p and (p & ~LONGPTR_MASK) must be equally accessible since
+	 * they always fall in the same memory page, as long as page
+	 * boundaries is integral multiple of word size.
+	 */
+	lp = (const unsigned long *)((uintptr_t)str & ~LONGPTR_MASK);
+	va = (*lp - mask01);
+	vb = ((~*lp) & mask80);
+	lp++;
+	if (va & vb)
+		/* Check if we have \0 in the first part */
+		for (p = str; p < (const char *)lp; p++)
+			if (*p == '\0')
+				return (p - str);
 
 	/* Scan the rest of the string using word sized operation */
-	for (lp = (const unsigned long *)p; ; lp++)
-	    if ((*lp - mask01) & mask80) {
-		p = (const char *)(lp);
-		testbyte(0);
-		testbyte(1);
-		testbyte(2);
-		testbyte(3);
+	for (; ; lp++) {
+		va = (*lp - mask01);
+		vb = ((~*lp) & mask80);
+		if (va & vb) {
+			p = (const char *)(lp);
+			testbyte(0);
+			testbyte(1);
+			testbyte(2);
+			testbyte(3);
 #if (LONG_BIT >= 64)
-		testbyte(4);
-		testbyte(5);
-		testbyte(6);
-		testbyte(7);
+			testbyte(4);
+			testbyte(5);
+			testbyte(6);
+			testbyte(7);
 #endif
-	    }
+		}
+	}
 
 	/* NOTREACHED */
 	return (0);
 }
-
diff --git a/lib/libc/sys/mlockall.2 b/lib/libc/sys/mlockall.2
index db4c4a9..d09ce27 100644
--- a/lib/libc/sys/mlockall.2
+++ b/lib/libc/sys/mlockall.2
@@ -15,13 +15,6 @@
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
-.\" 3. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"        This product includes software developed by the NetBSD
-.\"        Foundation, Inc. and its contributors.
-.\" 4. Neither the name of The NetBSD Foundation nor the names of its
-.\"    contributors may be used to endorse or promote products derived
-.\"    from this software without specific prior written permission.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 .\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
diff --git a/lib/libc/sys/mmap.2 b/lib/libc/sys/mmap.2
index 4849973..b633cb1 100644
--- a/lib/libc/sys/mmap.2
+++ b/lib/libc/sys/mmap.2
@@ -105,7 +105,7 @@ The file descriptor used for creating
 must be \-1.
 The
 .Fa offset
-argument is ignored.
+argument must be 0.
 .\".It Dv MAP_FILE
 .\"Mapped from a regular file or character-special device memory.
 .It Dv MAP_ANONYMOUS
@@ -316,6 +316,11 @@ was equal to zero.
 was specified and the
 .Fa fd
 argument was not -1.
+.It Bq Er EINVAL
+.Dv MAP_ANON
+was specified and the
+.Fa offset
+argument was not 0.
 .It Bq Er ENODEV
 .Dv MAP_ANON
 has not been specified and
diff --git a/lib/libc/sys/ntp_adjtime.2 b/lib/libc/sys/ntp_adjtime.2
index 5f5185f..65ff8a3 100644
--- a/lib/libc/sys/ntp_adjtime.2
+++ b/lib/libc/sys/ntp_adjtime.2
@@ -14,13 +14,6 @@
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
-.\" 3. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"        This product includes software developed by the NetBSD
-.\"        Foundation, Inc. and its contributors.
-.\" 4. Neither the name of The NetBSD Foundation nor the names of its
-.\"    contributors may be used to endorse or promote products derived
-.\"    from this software without specific prior written permission.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
diff --git a/lib/libc/sys/open.2 b/lib/libc/sys/open.2
index 3a5979f..04fa0fe 100644
--- a/lib/libc/sys/open.2
+++ b/lib/libc/sys/open.2
@@ -117,6 +117,7 @@ O_SYNC		synchronous writes
 O_NOFOLLOW	do not follow symlinks
 O_NOCTTY	don't assign controlling terminal
 O_TTY_INIT	restore default terminal attributes
+O_DIRECTORY	error if file is not a directory
 .Ed
 .Pp
 Opening a file with
@@ -222,6 +223,14 @@ The initial call to
 on a TTY will always restore default terminal attributes on
 .Fx .
 .Pp
+.Dv O_DIRECTORY
+may be used to ensure the resulting file descriptor refers to a
+directory.
+This flag can be used to prevent applications with elevated privileges
+from opening files which are even unsafe to open with
+.Dv O_RDONLY ,
+such as device nodes.
+.Pp
 If successful,
 .Fn open
 returns a non-negative integer, termed a file descriptor.
@@ -413,6 +422,9 @@ argument is not an absolute path and
 is neither
 .Dv AT_FDCWD
 nor a file descriptor associated with a directory.
+.It Bq Eq ENOTDIR
+.Dv O_DIRECTORY
+is specified and the file is not a directory.
 .El
 .Sh SEE ALSO
 .Xr chmod 2 ,
diff --git a/lib/libc/sys/sigaction.2 b/lib/libc/sys/sigaction.2
index 4c4f18f..3b4f2f0 100644
--- a/lib/libc/sys/sigaction.2
+++ b/lib/libc/sys/sigaction.2
@@ -28,7 +28,7 @@
 .\"	From: @(#)sigaction.2	8.2 (Berkeley) 4/3/94
 .\" $FreeBSD$
 .\"
-.Dd June 7, 2004
+.Dd April 18, 2010
 .Dt SIGACTION 2
 .Os
 .Sh NAME
@@ -40,16 +40,11 @@
 .In signal.h
 .Bd -literal
 struct  sigaction {
-        union {
-                void    (*__sa_handler)(int);
-                void    (*__sa_sigaction)(int, struct __siginfo *, void *);
-        } __sigaction_u;                /* signal handler */
+        void    (*sa_handler)(int);
+        void    (*sa_sigaction)(int, siginfo_t *, void *);
         int     sa_flags;               /* see signal options below */
         sigset_t sa_mask;               /* signal mask to apply */
 };
-
-#define	sa_handler	__sigaction_u.__sa_handler
-#define	sa_sigaction	__sigaction_u.__sa_sigaction
 .Ed
 .Ft int
 .Fo sigaction
@@ -148,6 +143,16 @@ If
 is non-zero, the previous handling information for the signal
 is returned to the user.
 .Pp
+The above declaration of
+.Vt "struct sigaction"
+is not literal.
+It is provided only to list the accessible members.
+See
+.In sys/signal.h
+for the actual definition.
+In particular, the storage occupied by sa_handler and sa_sigaction overlaps,
+and an application can not use both simultaneously.
+.Pp
 Once a signal handler is installed, it normally remains installed
 until another
 .Fn sigaction
diff --git a/lib/libc/sys/stat.2 b/lib/libc/sys/stat.2
index 3085ef0..85f0cf0 100644
--- a/lib/libc/sys/stat.2
+++ b/lib/libc/sys/stat.2
@@ -28,7 +28,7 @@
 .\"     @(#)stat.2	8.4 (Berkeley) 5/1/95
 .\" $FreeBSD$
 .\"
-.Dd April 10, 2008
+.Dd March 28, 2010
 .Dt STAT 2
 .Os
 .Sh NAME
@@ -149,8 +149,8 @@ fields together identify the file uniquely within the system.
 The time-related fields of
 .Vt "struct stat"
 are as follows:
-.Bl -tag -width ".Va st_birthtime"
-.It Va st_atime
+.Bl -tag -width ".Va st_birthtim"
+.It Va st_atim
 Time when file data last accessed.
 Changed by the
 .Xr mknod 2 ,
@@ -159,7 +159,7 @@ Changed by the
 and
 .Xr readv 2
 system calls.
-.It Va st_mtime
+.It Va st_mtim
 Time when file data last modified.
 Changed by the
 .Xr mkdir 2 ,
@@ -170,7 +170,7 @@ Changed by the
 and
 .Xr writev 2
 system calls.
-.It Va st_ctime
+.It Va st_ctim
 Time when file status was last changed (inode data modification).
 Changed by the
 .Xr chflags 2 ,
@@ -191,18 +191,24 @@ Changed by the
 and
 .Xr writev 2
 system calls.
-.It Va st_birthtime
+.It Va st_birthtim
 Time when the inode was created.
 .El
 .Pp
-If
-.Dv _POSIX_SOURCE
-is not defined, the time-related fields are defined as:
+The following time-related macros are defined for compatibility:
 .Bd -literal
+#define	st_atime		st_atim.tv_sec
+#define	st_mtime		st_mtim.tv_sec
+#define	st_ctime		st_ctim.tv_sec
+#ifndef _POSIX_SOURCE
+#define	st_birthtime		st_birthtim.tv_sec
+#endif
+
 #ifndef _POSIX_SOURCE
-#define st_atime st_atimespec.tv_sec
-#define st_mtime st_mtimespec.tv_sec
-#define st_ctime st_ctimespec.tv_sec
+#define	st_atimespec		st_atim
+#define	st_mtimespec		st_mtim
+#define	st_ctimespec		st_ctim
+#define	st_birthtimespec	st_birthtim
 #endif
 .Ed
 .Pp
diff --git a/lib/libc/sys/unlink.2 b/lib/libc/sys/unlink.2
index 141f3d3..bb27085 100644
--- a/lib/libc/sys/unlink.2
+++ b/lib/libc/sys/unlink.2
@@ -28,7 +28,7 @@
 .\"     @(#)unlink.2	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd April 10, 2008
+.Dd April 25, 2010
 .Dt UNLINK 2
 .Os
 .Sh NAME
@@ -167,7 +167,7 @@ argument does not specify an absolute path and the
 argument is neither
 .Dv AT_FDCWD
 nor a valid file descriptor open for searching.
-.It Bq Er EEXIST
+.It Bq Er ENOTEMPTY
 The
 .Fa flag
 parameter has the
diff --git a/lib/libc/sys/utrace.2 b/lib/libc/sys/utrace.2
index a83c185..5177288 100644
--- a/lib/libc/sys/utrace.2
+++ b/lib/libc/sys/utrace.2
@@ -14,13 +14,6 @@
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
-.\" 3. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"      This product includes software developed by the NetBSD
-.\"      Foundation, Inc. and its contributors.
-.\" 4. Neither the name of The NetBSD Foundation nor the names of its
-.\"    contributors may be used to endorse or promote products derived
-.\"    from this software without specific prior written permission.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 .\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES