--- a/QTfrontend/CMakeLists.txt	Sun Sep 25 10:48:18 2011 -0400
+++ b/QTfrontend/CMakeLists.txt	Wed Oct 12 04:14:38 2011 +0200
@@ -1,5 +1,6 @@
 # Configure for Qt4
 set(QT_MIN_VERSION "4.5.0")
+include(CheckLibraryExists)
 
 set(QT_USE_QTCORE TRUE)
 set(QT_USE_QTGUI TRUE)