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-rw-r--r--doc/multidefine.html2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/multidefine.html b/doc/multidefine.html
index b51fe6e..e5930a7 100644
--- a/doc/multidefine.html
+++ b/doc/multidefine.html
@@ -35,7 +35,7 @@ then executes another program.
<ul>
<li> <tt>multidefine</tt> reads a <a href="el_semicolon.html">block</a>
-containing a list of variables. </li>
+containing a list of variables. That block must not be empty. </li>
<li> <tt>multidefine</tt> <a href="el_transform.html">splits</a>
<em>value</em>, and performs other operations depending on the given
options. </li>