Remove superfluous Tn.

lib/libpthread/pthread.3

@@ -1,4 +1,4 @@
-.\"	$NetBSD: pthread.3,v 1.17 2017/02/08 03:44:41 kamil Exp $
+.\"	$NetBSD: pthread.3,v 1.18 2017/10/23 01:03:23 wiz Exp $
 .\"
 .\" Copyright (c) 2003, 2007, 2009 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -46,9 +46,8 @@
 .Sh DESCRIPTION
 The
 .Nm
-library provides an implementation of the standard
-.Tn POSIX
-threads library.
+library provides an implementation of the standard POSIX threads
+library.
 .Pp
 The
 .Nx
@@ -63,8 +62,7 @@ In order to remain compatible with future
 .Nx
 releases, programs must be linked against the dynamic version of the
 thread library.
-Statically linked programs using the
-.Tn POSIX
+Statically linked programs using the POSIX
 threads framework may not work when run on a future version of the system.
 .Sh FUNCTIONS
 The following functions comprise the core of the

lib/libpthread/pthread_attr_getdetachstate.3

@@ -1,4 +1,4 @@
-.\"	$NetBSD: pthread_attr_getdetachstate.3,v 1.3 2017/10/22 15:48:11 abhinav Exp $
+.\"	$NetBSD: pthread_attr_getdetachstate.3,v 1.4 2017/10/23 01:03:23 wiz Exp $
 .\"
 .\" Copyright (c) 2002, 2010 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -89,9 +89,7 @@ and the thread will not be joined.
 .El
 .Pp
 If the thread is created as detached,
-it is an error to use the thread
-.Tn ID
-with
+it is an error to use the thread ID with
 .Xr pthread_detach 3
 or
 .Xr pthread_join 3 .

lib/libpthread/pthread_attr_getscope.3

@@ -1,4 +1,4 @@
-.\" $NetBSD: pthread_attr_getscope.3,v 1.3 2017/10/22 16:37:24 abhinav Exp $
+.\" $NetBSD: pthread_attr_getscope.3,v 1.4 2017/10/23 01:03:23 wiz Exp $
 .\"
 .\" Copyright (c) 2010 Jukka Ruohonen <jruohonen@iki.fi>
 .\" All rights reserved.
@@ -57,8 +57,7 @@ It is only possible to set the scope of a thread before the thread is created.
 There are two possible contention scopes:
 .Bl -tag -width PTHREAD_SCOPE_PROCESS -offset 2n
 .It Dv PTHREAD_SCOPE_SYSTEM
-The thread will contend for
-.Tn CPU
+The thread will contend for CPU
 resources with all other processes and threads in the system.
 Generally this means that the user thread is bound directly to the
 kernel scheduling for its entire lifetime.
@@ -67,8 +66,7 @@ The thread will contend with other threads with the same scope attribute.
 In general, this means that all
 .Dv PTHREAD_SCOPE_PROCESS
 threads are grouped together and this group of threads contends for
-.Tn CPU
-resources.
+CPU resources.
 This is commonly seen to require a hybrid
 .Pq Dq M:N
 threading model in order to multiplex the user and kernel space scheduling.

lib/libpthread/pthread_attr_getstack.3

@@ -1,4 +1,4 @@
-.\"	$NetBSD: pthread_attr_getstack.3,v 1.7 2017/10/22 16:37:24 abhinav Exp $
+.\"	$NetBSD: pthread_attr_getstack.3,v 1.8 2017/10/23 01:03:23 wiz Exp $
 .\"
 .\" Copyright (c) 2010 Jukka Ruohonen <jruohonen@iki.fi>
 .\" All rights reserved.
@@ -110,8 +110,7 @@ and the use of these functions should be generally avoided.
 At least few potential caveats can be mentioned.
 .Bl -bullet -offset 2n
 .It
-There is a certain degree of ambiguity in the
-.Tn POSIX
+There is a certain degree of ambiguity in the POSIX
 standard with respect to thread stack.
 .It
 The exact behavior of the functions may vary

lib/libpthread/pthread_self.3

@@ -1,4 +1,4 @@
-.\" $NetBSD: pthread_self.3,v 1.4 2010/07/09 08:51:28 jruoho Exp $
+.\" $NetBSD: pthread_self.3,v 1.5 2017/10/23 01:03:23 wiz Exp $
 .\"
 .\" Copyright (c) 2002 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -70,12 +70,9 @@
 .Sh DESCRIPTION
 The
 .Fn pthread_self
-function returns the thread
-.Tn ID
-of the calling thread.
+function returns the thread ID of the calling thread.
 .Sh RETURN VALUES
-The return value is the thread
-.Tn ID .
+The return value is the thread ID.
 .Sh ERRORS
 None.
 .Sh SEE ALSO