diff --git a/share/man/man3/pthread.3 b/share/man/man3/pthread.3
index 579eaa87b22e..7341c333f66c 100644
--- a/share/man/man3/pthread.3
+++ b/share/man/man3/pthread.3
@@ -28,7 +28,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$Id$
+.\"	$Id: pthread.3,v 1.2 1997/03/07 03:27:53 jmg Exp $
 .\"
 .Dd April 4, 1996
 .Dt PTHREAD 3
@@ -178,26 +178,10 @@ for threaded applications.
 .Pp
 By default,
 .Fa libc_r
-is not built as part of a 'make world'. To build and install it, type:
-.Bl -item -offset indent
-.It
-cd /usr/src/lib/libc_r
-.It
-make depend && make all && make install
-.El
-.Pp
-This assumes you have a full source tree below /usr/src and that you have at
-least installed the header files in the way that 'make world' does.
-.Pp
-If you wish to install
+is built as part of a 'make world'.  To disable the build of
 .Fa libc_r
-as part of 'make world', type:
-.Bl -item -offset indent
-.It
-cd /usr/src
-.It
-make -DWANT_LIBC_R world
-.El
+you must supply the '-DNOLIBC_R' option to
+.Xr make 1 .
 .Sh STANDARDS
 The functions in
 .Fa libc_r