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-rw-r--r--Doc/Zsh/mod_system.yo4
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/Zsh/mod_system.yo b/Doc/Zsh/mod_system.yo
index 3a85e760f..6292af071 100644
--- a/Doc/Zsh/mod_system.yo
+++ b/Doc/Zsh/mod_system.yo
@@ -45,7 +45,9 @@ specified as a comma-separated list. The following is a list of possible
 options. Note that, depending on the system, some may not be available.
 startitem()
 item(tt(cloexec))(
-mark file to be closed when other programs are executed
+mark file to be closed when other programs are executed (else
+the file descriptor remains open in subshells and forked external
+executables)
 )
 xitem(tt(create))
 item(tt(creat))(