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-rw-r--r--Doc/Zsh/arith.yo2
1 files changed, 1 insertions, 1 deletions
diff --git a/Doc/Zsh/arith.yo b/Doc/Zsh/arith.yo
index f13cad987..98e83c1ae 100644
--- a/Doc/Zsh/arith.yo
+++ b/Doc/Zsh/arith.yo
@@ -22,7 +22,7 @@ matching `tt(RPAR()RPAR())' are treated as a quoted expression and
 arithmetic expansion performed as for an argument of tt(let).  More
 precisely, `tt(LPAR()LPAR())var(...)tt(RPAR()RPAR())' is equivalent to
 `tt(let ")var(...)tt(")'.  The return status is 0 if the arithmetic value
-of the expression is non-zero, and 1 otherwise.
+of the expression is non-zero, 1 if it is zero, and 2 if an error occurred.
 
 For example, the following statement