From: "Dr. Tobias Quathamer" <toddy@debian.org>
Date: Sat, 6 Feb 2016 01:22:07 +0100
Subject: console_codes.4

---
 man/man4/console_codes.4 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/man/man4/console_codes.4 b/man/man4/console_codes.4
index 164963a..a9f1948 100644
--- a/man/man4/console_codes.4
+++ b/man/man4/console_codes.4
@@ -758,7 +758,9 @@ ESC m		Memory unlock (per HP terminals).
 ESC n	LS2	Invoke the G2 character set.
 ESC o	LS3	Invoke the G3 character set.
 ESC |	LS3R	Invoke the G3 character set as GR.
+		Has no visible effect in xterm.
 ESC }	LS2R	Invoke the G2 character set as GR.
+		Has no visible effect in xterm.
 ESC \[ti]	LS1R	Invoke the G1 character set as GR.
 .TE
 .P
