From 4fb84eb4c98dd998c6b544e6c3e172ed49dad46a Mon Sep 17 00:00:00 2001
From: Sebastian Kuhnert
Date: Fri, 30 Jan 2009 12:23:11 +0000
Subject: minor change: let empty solutionsby remove the line

---
 exercisesheets.sty | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercisesheets.sty b/exercisesheets.sty
index 341fabe..f5a911d 100644
--- a/exercisesheets.sty
+++ b/exercisesheets.sty
@@ -393,7 +393,7 @@
     \begingroup
       \pgfkeysvalueof{/exsh/sheet header font}%
       \ifexsh@solutions%
-        \ifdef{\exsh@solutionsby}{%
+        \ifdefvoid{\exsh@solutionsby}{%
           \begingroup
             \pgfkeysvalueof{/exsh/solutionsby font}%
             \vskip\pgfkeysvalueof{/exsh/above solutionsby skip}\relax
-- 
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