From bffb55dc7577bea3462c7e563e7ce129ec81ad2d Mon Sep 17 00:00:00 2001
From: Mateusz Piotrowski <0mp@FreeBSD.org>
Date: Mon, 18 Sep 2023 20:12:31 +0100
Subject: at.man: Fix mdoc(7) macro usage

MFC after:	3 days

(cherry picked from commit d13b8b3e7255ad01b25ab512983af88d78fc1e53)
---
 usr.bin/at/at.man | 41 +++++++++++++++++++++--------------------
 1 file changed, 21 insertions(+), 20 deletions(-)

diff --git a/usr.bin/at/at.man b/usr.bin/at/at.man
index 58d53e2e75d5..328be8f346b9 100644
--- a/usr.bin/at/at.man
+++ b/usr.bin/at/at.man
@@ -81,15 +81,15 @@ or
 to run a job at a specific time of day.
 (If that time is already past, the next day is assumed.)
 As an alternative, the following keywords may be specified:
-.Em midnight ,
-.Em noon ,
+.Cm midnight ,
+.Cm noon ,
 or
-.Em teatime
+.Cm teatime
 (4pm)
 and time-of-day may be suffixed with
-.Em AM
+.Cm AM
 or
-.Em PM
+.Cm PM
 for running in the morning or the evening.
 The day on which the job is to be run may also be specified
 by giving a date in the form
@@ -101,34 +101,35 @@ or giving a date of the forms
 .Ar DD.MM.YY ,
 .Ar MM/DD/YYYY ,
 .Ar MM/DD/YY ,
-.Ar MMDDYYYY , or
+.Ar MMDDYYYY ,
+or
 .Ar MMDDYY .
 The specification of a date must follow the specification of
 the time of day.
 Time can also be specified as:
-.Op Em now
-.Em + Ar count \%time-units ,
+.Op Cm now
+.Cm \&+ Ar count \%time-units ,
 where the time-units can be
-.Em minutes ,
-.Em hours ,
-.Em days ,
-.Em weeks ,
-.Em months
+.Cm minutes ,
+.Cm hours ,
+.Cm days ,
+.Cm weeks ,
+.Cm months
 or
-.Em years
+.Cm years
 and
 .Nm
 may be told to run the job today by suffixing the time with
-.Em today
+.Cm today
 and to run the job tomorrow by suffixing the time with
-.Em tomorrow .
+.Cm tomorrow .
 .Pp
 For example, to run a job at 4pm three days from now, use
-.Nm at Ar 4pm + 3 days ,
+.Ql at 4pm + 3 days ,
 to run a job at 10:00am on July 31, use
-.Nm at Ar 10am Jul 31
+.Ql at 10am Jul 31
 and to run a job at 1am tomorrow, use
-.Nm at Ar 1am tomorrow .
+.Ql at 1am tomorrow .
 .Pp
 The
 .Nm at
@@ -151,7 +152,7 @@ The working directory, the environment (except for the variables
 .Ev TERMCAP ,
 .Ev DISPLAY
 and
-.Em _ )
+.Ev _ )
 and the
 .Ar umask
 are retained from the time of invocation.
-- 
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