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-rw-r--r--Doc/Zsh/builtins.yo3
1 files changed, 3 insertions, 0 deletions
diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo
index 9905ab5ca..dd090d65f 100644
--- a/Doc/Zsh/builtins.yo
+++ b/Doc/Zsh/builtins.yo
@@ -1940,6 +1940,9 @@ sitem(tt(-m))(Kilobytes on the size of physical memory.)
 sitem(tt(-n))(open file descriptors.)
 sitem(tt(-p))(The number of pseudo-terminals.)
 sitem(tt(-q))(Bytes in POSIX message queues.)
+sitem(tt(-r))(Maximum real time priority.  On some systems where this
+is not available, such as NetBSD, this has the same effect as tt(-T)
+for compatibility with tt(sh).)
 sitem(tt(-s))(Kilobytes on the size of the stack.)
 sitem(tt(-T))(The number of simultaneous threads available to the user.)
 sitem(tt(-t))(CPU seconds to be used.)