From a5632a13a089c628d07e3ea1403253e24e22d0a8 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Tue, 18 Jul 2017 11:21:18 -0400
Subject: 9(1): document gotcha with oh-my-zsh

---
 man/man1/9.1 | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'man')

diff --git a/man/man1/9.1 b/man/man1/9.1
index e003eb31..a115260d 100644
--- a/man/man1/9.1
+++ b/man/man1/9.1
@@ -125,3 +125,18 @@ $ 9 rc
 .B \*9/bin/u.rc
 .SH SEE ALSO
 .IR intro (1)
+.SH BUGS
+Some shell configurations
+(notably, oh-my-zsh)
+define
+.B 9
+as an alias for
+.B cd
+.BR \-9 ,
+which makes the
+.I 9
+command described here inaccessible.
+In such shells, it is necessary to
+.B unalias
+.B 9
+in your initialization scripts.
-- 
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