From 9b76439123bacc41647d11d2bc159f0b9082ed4d Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Sun, 1 May 2016 01:52:16 +0200
Subject: refsheet: zperror's param may be empty, which is treated especially
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 doc/refsheet.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'doc/refsheet.tex')

diff --git a/doc/refsheet.tex b/doc/refsheet.tex
index e3e00c9..4c9d42a 100644
--- a/doc/refsheet.tex
+++ b/doc/refsheet.tex
@@ -43,7 +43,7 @@ Unless specified otherwise, returns are {\tt void} and all parameters are of typ
 \entryTwo{zerror(a)}  {Get error code}          {returns {\tt enum zerror}, and stores}
                                                 {description in {\tt const char **a}}
 \entryTwo{zperror(a)} {Print error description} {behaves like {\tt perror(a)}, {\tt a} is a,}
-                                                {possibly {\tt NULL}, {\tt const char *}}
+                                                {possibly {\tt NULL} or $\varepsilon$, {\tt const char *}}
 %\\
 
 \textbf{Arithmetic} \\
-- 
cgit v1.2.3-70-g09d2

