===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tmux.1,v
retrieving revision 1.752
retrieving revision 1.753
diff -u -r1.752 -r1.753
--- src/usr.bin/tmux/tmux.1	2020/05/16 14:13:37	1.752
+++ src/usr.bin/tmux/tmux.1	2020/05/16 14:22:51	1.753
@@ -1,4 +1,4 @@
-.\" $OpenBSD: tmux.1,v 1.752 2020/05/16 14:13:37 nicm Exp $
+.\" $OpenBSD: tmux.1,v 1.753 2020/05/16 14:22:51 nicm Exp $
 .\"
 .\" Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
 .\"
@@ -5565,6 +5565,8 @@
 .Bd -literal -offset indent
 $ printf '\e033]12;red\e033\e\e'
 .Ed
+.It Em \&Cmg, \&Clmg, \&Dsmg , \&Enmg
+Set, clear, disable or enable DECSLRM margins.
 .It Em \&Smol
 Enable the overline attribute.
 .It Em \&Smulx