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authorRuslan Ermilov <ru@FreeBSD.org>2001-07-10 13:41:46 +0000
committerRuslan Ermilov <ru@FreeBSD.org>2001-07-10 13:41:46 +0000
commita307d598387eeb7d775332066d996ab0dadf7e5f (patch)
tree7527ff4999f5a053919cc7b9572e06aa34a3ba7c /lib/libc/sys
parent9fe48c6e8d0e0133351770178246b4f76ae6a5d9 (diff)
Notes
Diffstat (limited to 'lib/libc/sys')
-rw-r--r--lib/libc/sys/_exit.22
-rw-r--r--lib/libc/sys/accept.22
-rw-r--r--lib/libc/sys/access.22
-rw-r--r--lib/libc/sys/acct.22
-rw-r--r--lib/libc/sys/adjtime.22
-rw-r--r--lib/libc/sys/bind.22
-rw-r--r--lib/libc/sys/brk.22
-rw-r--r--lib/libc/sys/chdir.22
-rw-r--r--lib/libc/sys/chmod.22
-rw-r--r--lib/libc/sys/chown.22
-rw-r--r--lib/libc/sys/chroot.22
-rw-r--r--lib/libc/sys/clock_gettime.22
-rw-r--r--lib/libc/sys/close.22
-rw-r--r--lib/libc/sys/connect.22
-rw-r--r--lib/libc/sys/dup.22
-rw-r--r--lib/libc/sys/execve.22
-rw-r--r--lib/libc/sys/fcntl.22
-rw-r--r--lib/libc/sys/flock.22
-rw-r--r--lib/libc/sys/fork.22
-rw-r--r--lib/libc/sys/fsync.22
-rw-r--r--lib/libc/sys/getdtablesize.22
-rw-r--r--lib/libc/sys/getgid.22
-rw-r--r--lib/libc/sys/getgroups.22
-rw-r--r--lib/libc/sys/getitimer.22
-rw-r--r--lib/libc/sys/getlogin.22
-rw-r--r--lib/libc/sys/getpeername.22
-rw-r--r--lib/libc/sys/getpgrp.22
-rw-r--r--lib/libc/sys/getpid.22
-rw-r--r--lib/libc/sys/getpriority.22
-rw-r--r--lib/libc/sys/getrlimit.22
-rw-r--r--lib/libc/sys/getrusage.22
-rw-r--r--lib/libc/sys/getsid.22
-rw-r--r--lib/libc/sys/getsockname.22
-rw-r--r--lib/libc/sys/getsockopt.22
-rw-r--r--lib/libc/sys/gettimeofday.22
-rw-r--r--lib/libc/sys/getuid.22
-rw-r--r--lib/libc/sys/intro.22
-rw-r--r--lib/libc/sys/ioctl.22
-rw-r--r--lib/libc/sys/jail.22
-rw-r--r--lib/libc/sys/kill.22
-rw-r--r--lib/libc/sys/kldfind.22
-rw-r--r--lib/libc/sys/kldfirstmod.22
-rw-r--r--lib/libc/sys/kldload.22
-rw-r--r--lib/libc/sys/kldnext.22
-rw-r--r--lib/libc/sys/kldstat.22
-rw-r--r--lib/libc/sys/kldunload.22
-rw-r--r--lib/libc/sys/ktrace.22
-rw-r--r--lib/libc/sys/link.22
-rw-r--r--lib/libc/sys/listen.22
-rw-r--r--lib/libc/sys/lseek.22
-rw-r--r--lib/libc/sys/mkdir.22
-rw-r--r--lib/libc/sys/mknod.22
-rw-r--r--lib/libc/sys/mmap.22
-rw-r--r--lib/libc/sys/modfind.22
-rw-r--r--lib/libc/sys/modnext.22
-rw-r--r--lib/libc/sys/mount.22
-rw-r--r--lib/libc/sys/nanosleep.22
-rw-r--r--lib/libc/sys/open.22
-rw-r--r--lib/libc/sys/pathconf.22
-rw-r--r--lib/libc/sys/pipe.22
-rw-r--r--lib/libc/sys/ptrace.22
-rw-r--r--lib/libc/sys/read.22
-rw-r--r--lib/libc/sys/readlink.22
-rw-r--r--lib/libc/sys/reboot.22
-rw-r--r--lib/libc/sys/recv.22
-rw-r--r--lib/libc/sys/rename.22
-rw-r--r--lib/libc/sys/rmdir.22
-rw-r--r--lib/libc/sys/rtprio.22
-rw-r--r--lib/libc/sys/sched_get_priority_max.22
-rw-r--r--lib/libc/sys/sched_setparam.22
-rw-r--r--lib/libc/sys/sched_setscheduler.22
-rw-r--r--lib/libc/sys/sched_yield.22
-rw-r--r--lib/libc/sys/select.22
-rw-r--r--lib/libc/sys/semctl.22
-rw-r--r--lib/libc/sys/semget.22
-rw-r--r--lib/libc/sys/semop.22
-rw-r--r--lib/libc/sys/send.22
-rw-r--r--lib/libc/sys/setgroups.22
-rw-r--r--lib/libc/sys/setpgid.22
-rw-r--r--lib/libc/sys/setregid.22
-rw-r--r--lib/libc/sys/setreuid.22
-rw-r--r--lib/libc/sys/setuid.22
-rw-r--r--lib/libc/sys/shmat.22
-rw-r--r--lib/libc/sys/shmctl.22
-rw-r--r--lib/libc/sys/shmget.22
-rw-r--r--lib/libc/sys/sigaltstack.22
-rw-r--r--lib/libc/sys/sigreturn.22
-rw-r--r--lib/libc/sys/sigstack.22
-rw-r--r--lib/libc/sys/socket.22
-rw-r--r--lib/libc/sys/socketpair.22
-rw-r--r--lib/libc/sys/stat.22
-rw-r--r--lib/libc/sys/swapon.22
-rw-r--r--lib/libc/sys/symlink.22
-rw-r--r--lib/libc/sys/sync.22
-rw-r--r--lib/libc/sys/syscall.22
-rw-r--r--lib/libc/sys/truncate.22
-rw-r--r--lib/libc/sys/umask.22
-rw-r--r--lib/libc/sys/undelete.22
-rw-r--r--lib/libc/sys/unlink.22
-rw-r--r--lib/libc/sys/vfork.22
-rw-r--r--lib/libc/sys/wait.22
-rw-r--r--lib/libc/sys/write.22
102 files changed, 102 insertions, 102 deletions
diff --git a/lib/libc/sys/_exit.2 b/lib/libc/sys/_exit.2
index 770672b4fa1d..50096e6dc4ba 100644
--- a/lib/libc/sys/_exit.2
+++ b/lib/libc/sys/_exit.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt EXIT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm _exit
.Nd terminate the calling process
diff --git a/lib/libc/sys/accept.2 b/lib/libc/sys/accept.2
index 9e6b5fdc6b68..968f4cecbd7d 100644
--- a/lib/libc/sys/accept.2
+++ b/lib/libc/sys/accept.2
@@ -34,7 +34,7 @@
.\"
.Dd December 11, 1993
.Dt ACCEPT 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm accept
.Nd accept a connection on a socket
diff --git a/lib/libc/sys/access.2 b/lib/libc/sys/access.2
index 0de57e1cfbfd..e37d06918dc2 100644
--- a/lib/libc/sys/access.2
+++ b/lib/libc/sys/access.2
@@ -34,7 +34,7 @@
.\"
.Dd April 1, 1994
.Dt ACCESS 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm access
.Nd check access permissions of a file or pathname
diff --git a/lib/libc/sys/acct.2 b/lib/libc/sys/acct.2
index 0dce177846fd..7b1c6c22fb81 100644
--- a/lib/libc/sys/acct.2
+++ b/lib/libc/sys/acct.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt ACCT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm acct
.Nd enable or disable process accounting
diff --git a/lib/libc/sys/adjtime.2 b/lib/libc/sys/adjtime.2
index a5e164748465..a6ddd8ce6c85 100644
--- a/lib/libc/sys/adjtime.2
+++ b/lib/libc/sys/adjtime.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt ADJTIME 2
-.Os BSD 4.3
+.Os
.Sh NAME
.Nm adjtime
.Nd "correct the time to allow synchronization of the system clock"
diff --git a/lib/libc/sys/bind.2 b/lib/libc/sys/bind.2
index d13b2987b9bd..ac8337ed61a8 100644
--- a/lib/libc/sys/bind.2
+++ b/lib/libc/sys/bind.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt BIND 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm bind
.Nd assign a local protocol address to a socket
diff --git a/lib/libc/sys/brk.2 b/lib/libc/sys/brk.2
index 7f40e3417a27..97b2915c5af3 100644
--- a/lib/libc/sys/brk.2
+++ b/lib/libc/sys/brk.2
@@ -34,7 +34,7 @@
.\"
.Dd May 1, 1995
.Dt BRK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm brk ,
.Nm sbrk
diff --git a/lib/libc/sys/chdir.2 b/lib/libc/sys/chdir.2
index d6ca53215549..7a9c716128de 100644
--- a/lib/libc/sys/chdir.2
+++ b/lib/libc/sys/chdir.2
@@ -34,7 +34,7 @@
.\"
.Dd December 11, 1993
.Dt CHDIR 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm chdir ,
.Nm fchdir
diff --git a/lib/libc/sys/chmod.2 b/lib/libc/sys/chmod.2
index 61f1b36a40fc..6a3120f34cd4 100644
--- a/lib/libc/sys/chmod.2
+++ b/lib/libc/sys/chmod.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt CHMOD 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm chmod ,
.Nm fchmod ,
diff --git a/lib/libc/sys/chown.2 b/lib/libc/sys/chown.2
index 1ae9bf9f2b38..e049ad539a08 100644
--- a/lib/libc/sys/chown.2
+++ b/lib/libc/sys/chown.2
@@ -34,7 +34,7 @@
.\"
.Dd April 19, 1994
.Dt CHOWN 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm chown ,
.Nm fchown ,
diff --git a/lib/libc/sys/chroot.2 b/lib/libc/sys/chroot.2
index 6d9f7642af8c..db7336cfb4fa 100644
--- a/lib/libc/sys/chroot.2
+++ b/lib/libc/sys/chroot.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt CHROOT 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm chroot
.Nd change root directory
diff --git a/lib/libc/sys/clock_gettime.2 b/lib/libc/sys/clock_gettime.2
index 956168a8ddf4..24ead3501b32 100644
--- a/lib/libc/sys/clock_gettime.2
+++ b/lib/libc/sys/clock_gettime.2
@@ -34,7 +34,7 @@
.\"
.Dd May 8, 1997
.Dt CLOCK_GETTIME 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm clock_gettime ,
.Nm clock_settime ,
diff --git a/lib/libc/sys/close.2 b/lib/libc/sys/close.2
index e0ebcc11bdb8..18ebe3c2f000 100644
--- a/lib/libc/sys/close.2
+++ b/lib/libc/sys/close.2
@@ -34,7 +34,7 @@
.\"
.Dd April 19, 1994
.Dt CLOSE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm close
.Nd delete a descriptor
diff --git a/lib/libc/sys/connect.2 b/lib/libc/sys/connect.2
index 8b023ab4cfb2..7a8a59d523dd 100644
--- a/lib/libc/sys/connect.2
+++ b/lib/libc/sys/connect.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt CONNECT 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm connect
.Nd initiate a connection on a socket
diff --git a/lib/libc/sys/dup.2 b/lib/libc/sys/dup.2
index 9329cbc3577d..d64ee6586422 100644
--- a/lib/libc/sys/dup.2
+++ b/lib/libc/sys/dup.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt DUP 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm dup ,
.Nm dup2
diff --git a/lib/libc/sys/execve.2 b/lib/libc/sys/execve.2
index dd09ca6c2d53..85531f85db32 100644
--- a/lib/libc/sys/execve.2
+++ b/lib/libc/sys/execve.2
@@ -34,7 +34,7 @@
.\"
.Dd June 1, 1994
.Dt EXECVE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm execve
.Nd execute a file
diff --git a/lib/libc/sys/fcntl.2 b/lib/libc/sys/fcntl.2
index ecd6221617e6..9c2a25bdc80e 100644
--- a/lib/libc/sys/fcntl.2
+++ b/lib/libc/sys/fcntl.2
@@ -34,7 +34,7 @@
.\"
.Dd January 12, 1994
.Dt FCNTL 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm fcntl
.Nd file control
diff --git a/lib/libc/sys/flock.2 b/lib/libc/sys/flock.2
index 73fc8e2c7e51..49ecd4d56d41 100644
--- a/lib/libc/sys/flock.2
+++ b/lib/libc/sys/flock.2
@@ -34,7 +34,7 @@
.\"
.Dd December 11, 1993
.Dt FLOCK 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm flock
.Nd "apply or remove an advisory lock on an open file"
diff --git a/lib/libc/sys/fork.2 b/lib/libc/sys/fork.2
index ba948731dd1b..047e5a98ff15 100644
--- a/lib/libc/sys/fork.2
+++ b/lib/libc/sys/fork.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt FORK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm fork
.Nd create a new process
diff --git a/lib/libc/sys/fsync.2 b/lib/libc/sys/fsync.2
index a2f75bb2cbdb..f689c30b6417 100644
--- a/lib/libc/sys/fsync.2
+++ b/lib/libc/sys/fsync.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt FSYNC 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm fsync
.Nd "synchronise changes to a file"
diff --git a/lib/libc/sys/getdtablesize.2 b/lib/libc/sys/getdtablesize.2
index 0254456d9917..28344ac430fd 100644
--- a/lib/libc/sys/getdtablesize.2
+++ b/lib/libc/sys/getdtablesize.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETDTABLESIZE 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getdtablesize
.Nd get descriptor table size
diff --git a/lib/libc/sys/getgid.2 b/lib/libc/sys/getgid.2
index aaaf72b0919e..3e1a1486440f 100644
--- a/lib/libc/sys/getgid.2
+++ b/lib/libc/sys/getgid.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETGID 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getgid ,
.Nm getegid
diff --git a/lib/libc/sys/getgroups.2 b/lib/libc/sys/getgroups.2
index 3ae52425a42b..6527e801b630 100644
--- a/lib/libc/sys/getgroups.2
+++ b/lib/libc/sys/getgroups.2
@@ -34,7 +34,7 @@
.\"
.Dd March 5, 1999
.Dt GETGROUPS 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getgroups
.Nd get group access list
diff --git a/lib/libc/sys/getitimer.2 b/lib/libc/sys/getitimer.2
index 485c06761e05..db629f4c7d85 100644
--- a/lib/libc/sys/getitimer.2
+++ b/lib/libc/sys/getitimer.2
@@ -34,7 +34,7 @@
.\"
.Dd May 16, 1995
.Dt GETITIMER 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getitimer ,
.Nm setitimer
diff --git a/lib/libc/sys/getlogin.2 b/lib/libc/sys/getlogin.2
index c52bb2e2e1e1..89c9211cea8c 100644
--- a/lib/libc/sys/getlogin.2
+++ b/lib/libc/sys/getlogin.2
@@ -34,7 +34,7 @@
.\"
.Dd June 9, 1993
.Dt GETLOGIN 2
-.Os BSD 4.4
+.Os
.Sh NAME
.Nm getlogin ,
.Nm getlogin_r ,
diff --git a/lib/libc/sys/getpeername.2 b/lib/libc/sys/getpeername.2
index a7cd663a92b2..20d9f532031d 100644
--- a/lib/libc/sys/getpeername.2
+++ b/lib/libc/sys/getpeername.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETPEERNAME 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getpeername
.Nd get name of connected peer
diff --git a/lib/libc/sys/getpgrp.2 b/lib/libc/sys/getpgrp.2
index 6197ff5286e0..9e3fa54a3615 100644
--- a/lib/libc/sys/getpgrp.2
+++ b/lib/libc/sys/getpgrp.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETPGRP 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getpgrp
.Nd get process group
diff --git a/lib/libc/sys/getpid.2 b/lib/libc/sys/getpid.2
index 1eb77410c50f..70c0b657a10a 100644
--- a/lib/libc/sys/getpid.2
+++ b/lib/libc/sys/getpid.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETPID 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm getpid ,
.Nm getppid
diff --git a/lib/libc/sys/getpriority.2 b/lib/libc/sys/getpriority.2
index 1047cf7f6024..8a8d57b15a8f 100644
--- a/lib/libc/sys/getpriority.2
+++ b/lib/libc/sys/getpriority.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETPRIORITY 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm getpriority ,
.Nm setpriority
diff --git a/lib/libc/sys/getrlimit.2 b/lib/libc/sys/getrlimit.2
index 4f67802b1662..ceac426621ab 100644
--- a/lib/libc/sys/getrlimit.2
+++ b/lib/libc/sys/getrlimit.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETRLIMIT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm getrlimit ,
.Nm setrlimit
diff --git a/lib/libc/sys/getrusage.2 b/lib/libc/sys/getrusage.2
index 9e441510e179..ad7f58514b21 100644
--- a/lib/libc/sys/getrusage.2
+++ b/lib/libc/sys/getrusage.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETRUSAGE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm getrusage
.Nd get information about resource utilization
diff --git a/lib/libc/sys/getsid.2 b/lib/libc/sys/getsid.2
index 00f46c90c1f4..627daf9ca124 100644
--- a/lib/libc/sys/getsid.2
+++ b/lib/libc/sys/getsid.2
@@ -25,7 +25,7 @@
.\"
.Dd August 19, 1997
.Dt GETSID 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getsid
.Nd get process session
diff --git a/lib/libc/sys/getsockname.2 b/lib/libc/sys/getsockname.2
index d0262dcdbbd4..d2ecff92dedd 100644
--- a/lib/libc/sys/getsockname.2
+++ b/lib/libc/sys/getsockname.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETSOCKNAME 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm getsockname
.Nd get socket name
diff --git a/lib/libc/sys/getsockopt.2 b/lib/libc/sys/getsockopt.2
index c9e9ba9b62e3..0f1a23b19afe 100644
--- a/lib/libc/sys/getsockopt.2
+++ b/lib/libc/sys/getsockopt.2
@@ -34,7 +34,7 @@
.\"
.Dd May 2, 1995
.Dt GETSOCKOPT 2
-.Os BSD 4.3r
+.Os
.Sh NAME
.Nm getsockopt ,
.Nm setsockopt
diff --git a/lib/libc/sys/gettimeofday.2 b/lib/libc/sys/gettimeofday.2
index e6554cc211ce..6b8f3f614d0f 100644
--- a/lib/libc/sys/gettimeofday.2
+++ b/lib/libc/sys/gettimeofday.2
@@ -34,7 +34,7 @@
.\"
.Dd May 26, 1995
.Dt GETTIMEOFDAY 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm gettimeofday ,
.Nm settimeofday
diff --git a/lib/libc/sys/getuid.2 b/lib/libc/sys/getuid.2
index 01e464c14f68..1a762fed64b5 100644
--- a/lib/libc/sys/getuid.2
+++ b/lib/libc/sys/getuid.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt GETUID 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm getuid ,
.Nm geteuid
diff --git a/lib/libc/sys/intro.2 b/lib/libc/sys/intro.2
index e25c5ba437a6..07c1a023a34d 100644
--- a/lib/libc/sys/intro.2
+++ b/lib/libc/sys/intro.2
@@ -34,7 +34,7 @@
.\"
.Dd February 27, 1995
.Dt INTRO 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm intro
.Nd introduction to system calls and error numbers
diff --git a/lib/libc/sys/ioctl.2 b/lib/libc/sys/ioctl.2
index af5c85228403..5f75d4995c50 100644
--- a/lib/libc/sys/ioctl.2
+++ b/lib/libc/sys/ioctl.2
@@ -35,7 +35,7 @@
.\"
.Dd December 11, 1993
.Dt IOCTL 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm ioctl
.Nd control device
diff --git a/lib/libc/sys/jail.2 b/lib/libc/sys/jail.2
index e65eae6ba190..cc0df2a2e870 100644
--- a/lib/libc/sys/jail.2
+++ b/lib/libc/sys/jail.2
@@ -10,7 +10,7 @@
.\"
.Dd April 28, 1999
.Dt JAIL 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm jail
.Nd imprison current process and future decendants
diff --git a/lib/libc/sys/kill.2 b/lib/libc/sys/kill.2
index 5a7c05cb355e..e641fd9a0f96 100644
--- a/lib/libc/sys/kill.2
+++ b/lib/libc/sys/kill.2
@@ -34,7 +34,7 @@
.\"
.Dd April 19, 1994
.Dt KILL 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm kill
.Nd send signal to a process
diff --git a/lib/libc/sys/kldfind.2 b/lib/libc/sys/kldfind.2
index 78cd3be99310..aabd41d9403f 100644
--- a/lib/libc/sys/kldfind.2
+++ b/lib/libc/sys/kldfind.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDFIND 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldfind
.Nd returns the fileid of a kld file
diff --git a/lib/libc/sys/kldfirstmod.2 b/lib/libc/sys/kldfirstmod.2
index 1474f637bd63..fe928b862cfe 100644
--- a/lib/libc/sys/kldfirstmod.2
+++ b/lib/libc/sys/kldfirstmod.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDFIRSTMOD 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldfirstmod
.Nd "return first module id from the kld file specified"
diff --git a/lib/libc/sys/kldload.2 b/lib/libc/sys/kldload.2
index eb07468c07ed..f897c83d582d 100644
--- a/lib/libc/sys/kldload.2
+++ b/lib/libc/sys/kldload.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDLOAD 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldload
.Nd load KLD files into the kernel
diff --git a/lib/libc/sys/kldnext.2 b/lib/libc/sys/kldnext.2
index cef9d0aae385..4ba8ca337565 100644
--- a/lib/libc/sys/kldnext.2
+++ b/lib/libc/sys/kldnext.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDNEXT 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldnext
.Nd return the fileid of the next kld file
diff --git a/lib/libc/sys/kldstat.2 b/lib/libc/sys/kldstat.2
index 2617c00426ff..48469051e1c2 100644
--- a/lib/libc/sys/kldstat.2
+++ b/lib/libc/sys/kldstat.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDSTAT 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldstat
.Nd get status of kld file
diff --git a/lib/libc/sys/kldunload.2 b/lib/libc/sys/kldunload.2
index 6ef3d3a94f39..38ab3222a40d 100644
--- a/lib/libc/sys/kldunload.2
+++ b/lib/libc/sys/kldunload.2
@@ -27,7 +27,7 @@
.\"
.Dd March 3, 1999
.Dt KLDUNLOAD 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm kldunload
.Nd unload kld files
diff --git a/lib/libc/sys/ktrace.2 b/lib/libc/sys/ktrace.2
index db4c2d335953..ded62e693e43 100644
--- a/lib/libc/sys/ktrace.2
+++ b/lib/libc/sys/ktrace.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt KTRACE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm ktrace
.Nd process tracing
diff --git a/lib/libc/sys/link.2 b/lib/libc/sys/link.2
index 31f43efa049b..5ddc28b75f8e 100644
--- a/lib/libc/sys/link.2
+++ b/lib/libc/sys/link.2
@@ -34,7 +34,7 @@
.\"
.Dd March 5, 1999
.Dt LINK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm link
.Nd make a hard file link
diff --git a/lib/libc/sys/listen.2 b/lib/libc/sys/listen.2
index e7cb79908963..fd67ca4bdd26 100644
--- a/lib/libc/sys/listen.2
+++ b/lib/libc/sys/listen.2
@@ -34,7 +34,7 @@
.\"
.Dd November 3, 1995
.Dt LISTEN 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm listen
.Nd listen for connections on a socket
diff --git a/lib/libc/sys/lseek.2 b/lib/libc/sys/lseek.2
index 5cc0f222240b..e16102537bc6 100644
--- a/lib/libc/sys/lseek.2
+++ b/lib/libc/sys/lseek.2
@@ -34,7 +34,7 @@
.\"
.Dd April 19, 1994
.Dt LSEEK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm lseek
.Nd reposition read/write file offset
diff --git a/lib/libc/sys/mkdir.2 b/lib/libc/sys/mkdir.2
index 9e0e4459c4be..91374ce9f7cd 100644
--- a/lib/libc/sys/mkdir.2
+++ b/lib/libc/sys/mkdir.2
@@ -34,7 +34,7 @@
.\"
.Dd December 11, 1993
.Dt MKDIR 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm mkdir
.Nd make a directory file
diff --git a/lib/libc/sys/mknod.2 b/lib/libc/sys/mknod.2
index 0910beed21ed..27d48b09f741 100644
--- a/lib/libc/sys/mknod.2
+++ b/lib/libc/sys/mknod.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt MKNOD 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm mknod
.Nd make a special file node
diff --git a/lib/libc/sys/mmap.2 b/lib/libc/sys/mmap.2
index 2c2c5799a512..e9eb9d3b2a24 100644
--- a/lib/libc/sys/mmap.2
+++ b/lib/libc/sys/mmap.2
@@ -34,7 +34,7 @@
.\"
.Dd May 11, 1995
.Dt MMAP 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm mmap
.Nd allocate memory, or map files or devices into memory
diff --git a/lib/libc/sys/modfind.2 b/lib/libc/sys/modfind.2
index 9f8b7c92b37d..ad29f2ea74d6 100644
--- a/lib/libc/sys/modfind.2
+++ b/lib/libc/sys/modfind.2
@@ -27,7 +27,7 @@
.\"
.Dd September 28, 2000
.Dt MODFIND 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm modfind
.Nd returns the modid of a kernel module
diff --git a/lib/libc/sys/modnext.2 b/lib/libc/sys/modnext.2
index 399836a6eb21..972cd8fe38f7 100644
--- a/lib/libc/sys/modnext.2
+++ b/lib/libc/sys/modnext.2
@@ -27,7 +27,7 @@
.\"
.Dd September 28, 2000
.Dt MODNEXT 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm modnext
.Nd return the modid of the next kernel module
diff --git a/lib/libc/sys/mount.2 b/lib/libc/sys/mount.2
index b2c14d0f6893..efc33846c3f1 100644
--- a/lib/libc/sys/mount.2
+++ b/lib/libc/sys/mount.2
@@ -34,7 +34,7 @@
.\"
.Dd May 24, 1995
.Dt MOUNT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm mount ,
.Nm unmount
diff --git a/lib/libc/sys/nanosleep.2 b/lib/libc/sys/nanosleep.2
index f272a9d583b3..0c4749f6f47d 100644
--- a/lib/libc/sys/nanosleep.2
+++ b/lib/libc/sys/nanosleep.2
@@ -37,7 +37,7 @@
.\"
.Dd April 17, 1997
.Dt NANOSLEEP 2
-.Os
+.Os
.Sh NAME
.Nm nanosleep
.Nd suspend process execution for an interval measured in nanoseconds
diff --git a/lib/libc/sys/open.2 b/lib/libc/sys/open.2
index 82f6c8a67b25..feb05c117cae 100644
--- a/lib/libc/sys/open.2
+++ b/lib/libc/sys/open.2
@@ -34,7 +34,7 @@
.\"
.Dd November 16, 1993
.Dt OPEN 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm open
.Nd open or create a file for reading or writing
diff --git a/lib/libc/sys/pathconf.2 b/lib/libc/sys/pathconf.2
index a8797e64d5d9..90318c02b595 100644
--- a/lib/libc/sys/pathconf.2
+++ b/lib/libc/sys/pathconf.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt PATHCONF 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm pathconf ,
.Nm fpathconf
diff --git a/lib/libc/sys/pipe.2 b/lib/libc/sys/pipe.2
index e63f6cff9be9..0e0043f0d23f 100644
--- a/lib/libc/sys/pipe.2
+++ b/lib/libc/sys/pipe.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt PIPE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm pipe
.Nd create descriptor pair for interprocess communication
diff --git a/lib/libc/sys/ptrace.2 b/lib/libc/sys/ptrace.2
index c91b2d1a5cee..29a853817709 100644
--- a/lib/libc/sys/ptrace.2
+++ b/lib/libc/sys/ptrace.2
@@ -4,7 +4,7 @@
.\" This file is in the public domain.
.Dd January 20, 1996
.Dt PTRACE 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm ptrace
.Nd process tracing and debugging
diff --git a/lib/libc/sys/read.2 b/lib/libc/sys/read.2
index c797b5b0df9a..90c8e78baf52 100644
--- a/lib/libc/sys/read.2
+++ b/lib/libc/sys/read.2
@@ -34,7 +34,7 @@
.\"
.Dd February 26, 1994
.Dt READ 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm read ,
.Nm readv ,
diff --git a/lib/libc/sys/readlink.2 b/lib/libc/sys/readlink.2
index 160686d4941b..4708594b4289 100644
--- a/lib/libc/sys/readlink.2
+++ b/lib/libc/sys/readlink.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt READLINK 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm readlink
.Nd read value of a symbolic link
diff --git a/lib/libc/sys/reboot.2 b/lib/libc/sys/reboot.2
index 411e689e1217..cf347452f910 100644
--- a/lib/libc/sys/reboot.2
+++ b/lib/libc/sys/reboot.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt REBOOT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm reboot
.Nd reboot system or halt processor
diff --git a/lib/libc/sys/recv.2 b/lib/libc/sys/recv.2
index f9202cba33ea..7830d77e608b 100644
--- a/lib/libc/sys/recv.2
+++ b/lib/libc/sys/recv.2
@@ -34,7 +34,7 @@
.\"
.Dd February 21, 1994
.Dt RECV 2
-.Os BSD 4.3r
+.Os
.Sh NAME
.Nm recv ,
.Nm recvfrom ,
diff --git a/lib/libc/sys/rename.2 b/lib/libc/sys/rename.2
index 31678f597bc0..91bf125a5476 100644
--- a/lib/libc/sys/rename.2
+++ b/lib/libc/sys/rename.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt RENAME 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm rename
.Nd change the name of a file
diff --git a/lib/libc/sys/rmdir.2 b/lib/libc/sys/rmdir.2
index 523bc21e1b1a..d637c93e1681 100644
--- a/lib/libc/sys/rmdir.2
+++ b/lib/libc/sys/rmdir.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt RMDIR 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm rmdir
.Nd remove a directory file
diff --git a/lib/libc/sys/rtprio.2 b/lib/libc/sys/rtprio.2
index 517d1dda35b2..3f902c0b3fe8 100644
--- a/lib/libc/sys/rtprio.2
+++ b/lib/libc/sys/rtprio.2
@@ -31,7 +31,7 @@
.\"
.Dd July 23, 1994
.Dt RTPRIO 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm rtprio
.Nd examine or modify a process realtime or idle priority
diff --git a/lib/libc/sys/sched_get_priority_max.2 b/lib/libc/sys/sched_get_priority_max.2
index db06f5777d12..cebce154d233 100644
--- a/lib/libc/sys/sched_get_priority_max.2
+++ b/lib/libc/sys/sched_get_priority_max.2
@@ -25,7 +25,7 @@
.\"
.Dd March 12, 1998
.Dt SCHED_GET_PRIORITY_MAX 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm sched_get_priority_max ,
.Nm sched_get_priority_min ,
diff --git a/lib/libc/sys/sched_setparam.2 b/lib/libc/sys/sched_setparam.2
index 69d193e1a16e..d93711444386 100644
--- a/lib/libc/sys/sched_setparam.2
+++ b/lib/libc/sys/sched_setparam.2
@@ -25,7 +25,7 @@
.\"
.Dd March 12, 1998
.Dt SCHED_SETPARAM 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm sched_setparam ,
.Nm sched_getparam
diff --git a/lib/libc/sys/sched_setscheduler.2 b/lib/libc/sys/sched_setscheduler.2
index 0341f16b4708..ff3d5adc02b9 100644
--- a/lib/libc/sys/sched_setscheduler.2
+++ b/lib/libc/sys/sched_setscheduler.2
@@ -25,7 +25,7 @@
.\"
.Dd March 12, 1998
.Dt SCHED_SETSCHEDULER 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm sched_setscheduler ,
.Nm sched_getscheduler
diff --git a/lib/libc/sys/sched_yield.2 b/lib/libc/sys/sched_yield.2
index 41f0af3fc799..ed886c74e172 100644
--- a/lib/libc/sys/sched_yield.2
+++ b/lib/libc/sys/sched_yield.2
@@ -25,7 +25,7 @@
.\"
.Dd March 12, 1998
.Dt SCHED_YIELD 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm sched_yield
.Nd yield processor
diff --git a/lib/libc/sys/select.2 b/lib/libc/sys/select.2
index 16e6be2111e0..058041ff1caf 100644
--- a/lib/libc/sys/select.2
+++ b/lib/libc/sys/select.2
@@ -34,7 +34,7 @@
.\"
.Dd March 25, 1994
.Dt SELECT 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm select
.Nd synchronous I/O multiplexing
diff --git a/lib/libc/sys/semctl.2 b/lib/libc/sys/semctl.2
index 6fa120b3bd27..44465863e388 100644
--- a/lib/libc/sys/semctl.2
+++ b/lib/libc/sys/semctl.2
@@ -27,7 +27,7 @@
.\"
.Dd September 12, 1995
.Dt SEMCTL 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm semctl
.Nd control operations on a semaphore set
diff --git a/lib/libc/sys/semget.2 b/lib/libc/sys/semget.2
index dc22c0ac272f..b35db9f2b158 100644
--- a/lib/libc/sys/semget.2
+++ b/lib/libc/sys/semget.2
@@ -27,7 +27,7 @@
.\"
.Dd September 12, 1995
.Dt SEMGET 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm semget
.Nd obtain a semaphore id
diff --git a/lib/libc/sys/semop.2 b/lib/libc/sys/semop.2
index faf0224b1ef2..b029d3a0bf0f 100644
--- a/lib/libc/sys/semop.2
+++ b/lib/libc/sys/semop.2
@@ -27,7 +27,7 @@
.\"
.Dd September 22, 1995
.Dt SEMOP 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm semop
.Nd atomic array of operations on a semaphore set
diff --git a/lib/libc/sys/send.2 b/lib/libc/sys/send.2
index 1920059f3b12..f5749ee6ca0f 100644
--- a/lib/libc/sys/send.2
+++ b/lib/libc/sys/send.2
@@ -34,7 +34,7 @@
.\"
.Dd February 15, 1995
.Dt SEND 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm send ,
.Nm sendto ,
diff --git a/lib/libc/sys/setgroups.2 b/lib/libc/sys/setgroups.2
index 43726bbdda65..0974f93b8e85 100644
--- a/lib/libc/sys/setgroups.2
+++ b/lib/libc/sys/setgroups.2
@@ -34,7 +34,7 @@
.\"
.Dd April 16, 1994
.Dt SETGROUPS 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm setgroups
.Nd set group access list
diff --git a/lib/libc/sys/setpgid.2 b/lib/libc/sys/setpgid.2
index 0db4d2871831..c5c8cecd53a7 100644
--- a/lib/libc/sys/setpgid.2
+++ b/lib/libc/sys/setpgid.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SETPGID 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm setpgid ,
.Nm setpgrp
diff --git a/lib/libc/sys/setregid.2 b/lib/libc/sys/setregid.2
index f796856c6d3e..358920bcc7c7 100644
--- a/lib/libc/sys/setregid.2
+++ b/lib/libc/sys/setregid.2
@@ -34,7 +34,7 @@
.\"
.Dd April 16, 1994
.Dt SETREGID 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm setregid
.Nd set real and effective group ID
diff --git a/lib/libc/sys/setreuid.2 b/lib/libc/sys/setreuid.2
index af8965fe17bb..102d32bca6a1 100644
--- a/lib/libc/sys/setreuid.2
+++ b/lib/libc/sys/setreuid.2
@@ -34,7 +34,7 @@
.\"
.Dd February 8, 2001
.Dt SETREUID 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm setreuid
.Nd set real and effective user ID's
diff --git a/lib/libc/sys/setuid.2 b/lib/libc/sys/setuid.2
index e9cccd7e9b60..9374e93447e6 100644
--- a/lib/libc/sys/setuid.2
+++ b/lib/libc/sys/setuid.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SETUID 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm setuid ,
.Nm seteuid ,
diff --git a/lib/libc/sys/shmat.2 b/lib/libc/sys/shmat.2
index 31408473c659..3c3e40fd3c06 100644
--- a/lib/libc/sys/shmat.2
+++ b/lib/libc/sys/shmat.2
@@ -27,7 +27,7 @@
.\"
.Dd August 2, 1995
.Dt SHMAT 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm shmat ,
.Nm shmdt
diff --git a/lib/libc/sys/shmctl.2 b/lib/libc/sys/shmctl.2
index 9b5e8763808c..9288bb5ce547 100644
--- a/lib/libc/sys/shmctl.2
+++ b/lib/libc/sys/shmctl.2
@@ -27,7 +27,7 @@
.\"
.Dd July 17, 1995
.Dt SHMCTL 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm shmctl
.Nd shared memory control
diff --git a/lib/libc/sys/shmget.2 b/lib/libc/sys/shmget.2
index 05bc68cf66fe..bf0bb588f612 100644
--- a/lib/libc/sys/shmget.2
+++ b/lib/libc/sys/shmget.2
@@ -27,7 +27,7 @@
.\"
.Dd July 3, 1995
.Dt SHMGET 2
-.Os FreeBSD
+.Os
.Sh NAME
.Nm shmget
.Nd obtain a shared memory identifier
diff --git a/lib/libc/sys/sigaltstack.2 b/lib/libc/sys/sigaltstack.2
index b7f8d3a810c7..171cafc66cac 100644
--- a/lib/libc/sys/sigaltstack.2
+++ b/lib/libc/sys/sigaltstack.2
@@ -34,7 +34,7 @@
.\"
.Dd May 1, 1995
.Dt SIGALTSTACK 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm sigaltstack
.Nd set and/or get signal stack context
diff --git a/lib/libc/sys/sigreturn.2 b/lib/libc/sys/sigreturn.2
index c5185fea7ea2..674f45322b43 100644
--- a/lib/libc/sys/sigreturn.2
+++ b/lib/libc/sys/sigreturn.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SIGRETURN 2
-.Os BSD 4.3
+.Os
.Sh NAME
.Nm sigreturn
.Nd return from signal
diff --git a/lib/libc/sys/sigstack.2 b/lib/libc/sys/sigstack.2
index 4726fd95bca7..61f58dbef050 100644
--- a/lib/libc/sys/sigstack.2
+++ b/lib/libc/sys/sigstack.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SIGSTACK 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm sigstack
.Nd set and/or get signal stack context
diff --git a/lib/libc/sys/socket.2 b/lib/libc/sys/socket.2
index a3fb618a84fd..ef98bf580681 100644
--- a/lib/libc/sys/socket.2
+++ b/lib/libc/sys/socket.2
@@ -34,7 +34,7 @@
.\"
.Dd November 24, 1997
.Dt SOCKET 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm socket
.Nd create an endpoint for communication
diff --git a/lib/libc/sys/socketpair.2 b/lib/libc/sys/socketpair.2
index ae4c337e7427..1c5a15f391b2 100644
--- a/lib/libc/sys/socketpair.2
+++ b/lib/libc/sys/socketpair.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SOCKETPAIR 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm socketpair
.Nd create a pair of connected sockets
diff --git a/lib/libc/sys/stat.2 b/lib/libc/sys/stat.2
index e611913cc4c9..f65c97001bcd 100644
--- a/lib/libc/sys/stat.2
+++ b/lib/libc/sys/stat.2
@@ -34,7 +34,7 @@
.\"
.Dd May 1, 1995
.Dt STAT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm stat ,
.Nm lstat ,
diff --git a/lib/libc/sys/swapon.2 b/lib/libc/sys/swapon.2
index 998d9a462510..1eb2b0545cb1 100644
--- a/lib/libc/sys/swapon.2
+++ b/lib/libc/sys/swapon.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SWAPON 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm swapon
.Nd add a swap device for interleaved paging/swapping
diff --git a/lib/libc/sys/symlink.2 b/lib/libc/sys/symlink.2
index 92e1849a2c22..ea3ca385b755 100644
--- a/lib/libc/sys/symlink.2
+++ b/lib/libc/sys/symlink.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SYMLINK 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm symlink
.Nd make symbolic link to a file
diff --git a/lib/libc/sys/sync.2 b/lib/libc/sys/sync.2
index 9e88b6bf2f7d..f5e112cfe639 100644
--- a/lib/libc/sys/sync.2
+++ b/lib/libc/sys/sync.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt SYNC 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm sync
.Nd "schedule filesystem updates"
diff --git a/lib/libc/sys/syscall.2 b/lib/libc/sys/syscall.2
index f30e2ff6f22a..ea8d639cd3cb 100644
--- a/lib/libc/sys/syscall.2
+++ b/lib/libc/sys/syscall.2
@@ -34,7 +34,7 @@
.\"
.Dd June 16, 1993
.Dt SYSCALL 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm syscall ,
.Nm __syscall
diff --git a/lib/libc/sys/truncate.2 b/lib/libc/sys/truncate.2
index 7456adce6993..fb3311f494fa 100644
--- a/lib/libc/sys/truncate.2
+++ b/lib/libc/sys/truncate.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt TRUNCATE 2
-.Os BSD 4.2
+.Os
.Sh NAME
.Nm truncate ,
.Nm ftruncate
diff --git a/lib/libc/sys/umask.2 b/lib/libc/sys/umask.2
index eb6064edc20d..4e7815bf2050 100644
--- a/lib/libc/sys/umask.2
+++ b/lib/libc/sys/umask.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt UMASK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm umask
.Nd set file creation mode mask
diff --git a/lib/libc/sys/undelete.2 b/lib/libc/sys/undelete.2
index be92affe77f6..b9ba8af6e11b 100644
--- a/lib/libc/sys/undelete.2
+++ b/lib/libc/sys/undelete.2
@@ -35,7 +35,7 @@
.\"
.Dd October 18, 1994
.Dt UNDELETE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm undelete
.Nd attempt to recover a deleted file
diff --git a/lib/libc/sys/unlink.2 b/lib/libc/sys/unlink.2
index 15fe8444af6f..c547825a0ad3 100644
--- a/lib/libc/sys/unlink.2
+++ b/lib/libc/sys/unlink.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt UNLINK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm unlink
.Nd remove directory entry
diff --git a/lib/libc/sys/vfork.2 b/lib/libc/sys/vfork.2
index 838fdc51fd05..91a28ee291e1 100644
--- a/lib/libc/sys/vfork.2
+++ b/lib/libc/sys/vfork.2
@@ -34,7 +34,7 @@
.\"
.Dd June 4, 1993
.Dt VFORK 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm vfork
.Nd spawn new process in a virtual memory efficient way
diff --git a/lib/libc/sys/wait.2 b/lib/libc/sys/wait.2
index 598597e98c5d..3fa5c2bbfb14 100644
--- a/lib/libc/sys/wait.2
+++ b/lib/libc/sys/wait.2
@@ -34,7 +34,7 @@
.\"
.Dd April 19, 1994
.Dt WAIT 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm wait ,
.Nm waitpid ,
diff --git a/lib/libc/sys/write.2 b/lib/libc/sys/write.2
index a306cc1cc770..255447d50e00 100644
--- a/lib/libc/sys/write.2
+++ b/lib/libc/sys/write.2
@@ -34,7 +34,7 @@
.\"
.Dd April 2, 1994
.Dt WRITE 2
-.Os BSD 4
+.Os
.Sh NAME
.Nm write ,
.Nm writev ,