4 files changed, 19 insertions, 23 deletions
diff --git a/lib/libc/gen/vis.3 b/lib/libc/gen/vis.3
index 08ee3b519b5..da67fb38cf2 100644
--- a/lib/libc/gen/vis.3
+++ b/lib/libc/gen/vis.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: vis.3,v 1.35 2015/07/20 01:52:28 millert Exp $
+.\"	$OpenBSD: vis.3,v 1.36 2018/03/16 16:58:26 schwarze Exp $
 .\"
 .\" Copyright (c) 1989, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -27,7 +27,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: July 20 2015 $
+.Dd $Mdocdate: March 16 2018 $
 .Dt VIS 3
 .Os
 .Sh NAME
@@ -187,9 +187,8 @@ Only encode
 characters.
 These are control characters which may cause common terminals to perform
 unexpected functions.
-Currently this form allows space,
-tab, newline, backspace, bell, and return -- in addition
-to all graphic characters -- unencoded.
+Currently this form allows space, tab, newline, backspace, bell,
+and return \(em in addition to all graphic characters \(em unencoded.
 .El
 .Pp
 There are three forms of encoding.
diff --git a/lib/libc/time/tzset.3 b/lib/libc/time/tzset.3
index 33bb84b2a87..e9f8e47dfe0 100644
--- a/lib/libc/time/tzset.3
+++ b/lib/libc/time/tzset.3
@@ -1,5 +1,5 @@
-.\"	$OpenBSD: tzset.3,v 1.22 2015/11/10 20:58:20 millert Exp $
-.Dd $Mdocdate: November 10 2015 $
+.\"	$OpenBSD: tzset.3,v 1.23 2018/03/16 16:58:26 schwarze Exp $
+.Dd $Mdocdate: March 16 2018 $
 .Dt TZSET 3
 .Os
 .Sh NAME
@@ -96,10 +96,7 @@ minus
 .Pq Sq \&- ,
 plus
 .Pq Sq \&+ ,
-and
-.Tn ASCII
-.Tn NUL
-are allowed.
+and ASCII NUL are allowed.
 .It Ar offset
 Indicates the value one must add to the local time to arrive at
 Coordinated Universal Time.
@@ -129,7 +126,7 @@ summer time is assumed to be one hour ahead of standard time.
 One or more digits may be used; the value is always interpreted as a
 decimal number.
 The hour must be between zero and 24, and the minutes (and
-seconds) -- if present -- between zero and 59.
+seconds) \(em if present \(em between zero and 59.
 If preceded by a
 .Dq \&- ,
 the time zone shall be east of the Prime Meridian; otherwise it shall be
@@ -161,8 +158,8 @@ is one of the following:
 The Julian day
 .Ar n
 .Pq 1 <= Ar n No <= 365 .
-Leap days are not counted; that is, in all years -- including leap
-years -- February 28 is day 59 and March 1 is day 60.
+Leap days are not counted; that is, in all years \(em including leap
+years \(em February 28 is day 59 and March 1 is day 60.
 It is impossible to explicitly refer to the occasional February 29.
 .It Ar n
 The zero-based Julian day
diff --git a/lib/libm/man/fegetenv.3 b/lib/libm/man/fegetenv.3
index 2340b401f86..418eeec193c 100644
--- a/lib/libm/man/fegetenv.3
+++ b/lib/libm/man/fegetenv.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: fegetenv.3,v 1.3 2013/06/05 03:40:26 tedu Exp $
+.\"	$OpenBSD: fegetenv.3,v 1.4 2018/03/16 16:58:26 schwarze Exp $
 .\"
 .\" Copyright (c) 2011 Martynas Venckus <martynas@openbsd.org>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: March 16 2018 $
 .Dt FEGETENV 3
 .Os
 .Sh NAME
@@ -34,14 +34,14 @@
 .Ft int
 .Fn feupdateenv "const fenv_t *envp"
 .Sh DESCRIPTION
-These functions manage the floating-point environment -- status
-flags, rounding direction modes and exception masks -- as one entity.
+These functions manage the floating-point environment \(em status
+flags, rounding direction modes and exception masks \(em as one entity.
 The
 .Fa envp
 input argument is an object representing the floating-point environment.
 The macro
 .Dv FE_DFL_ENV
-represents the default floating-point environment -- the one installed
+represents the default floating-point environment \(em the one installed
 at program startup.
 .Pp
 The
diff --git a/lib/libz/compress.3 b/lib/libz/compress.3
index bd6aa8902f3..cfac9217c79 100644
--- a/lib/libz/compress.3
+++ b/lib/libz/compress.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: compress.3,v 1.18 2017/06/11 16:43:18 schwarze Exp $
+.\"	$OpenBSD: compress.3,v 1.19 2018/03/16 16:58:26 schwarze Exp $
 .\"
 .\"  Copyright (C) 1995-2005 Jean-loup Gailly and Mark Adler
 .\"
@@ -23,7 +23,7 @@
 .\"
 .\" This page corresponds to zlib version 1.2.3
 .\"
-.Dd $Mdocdate: June 11 2017 $
+.Dd $Mdocdate: March 16 2018 $
 .Dt COMPRESS 3
 .Os
 .Sh NAME
@@ -1903,9 +1903,9 @@ One-time table building
 .Pp
 .Bl -tag -width Ds -offset indent -compact
 .It 12
-BUILDFIXED -- build static block decoding tables when needed
+BUILDFIXED \(em build static block decoding tables when needed
 .It 13
-DYNAMIC_CRC_TABLE -- build CRC calculation tables when needed
+DYNAMIC_CRC_TABLE \(em build CRC calculation tables when needed
 .It 14,15
 0
 .Pq reserved