--- configure.py.orig	Sun May 13 20:08:01 2007
+++ configure.py	Sun May 13 20:14:01 2007
@@ -1081,15 +1081,12 @@
         macros["LIBDIR_QT"] = qt_libdir
 
     # Check the Qt header files have been installed.  Quietly check for Qt v4.
-    qt4_d = os.path.join(qt_incdir, "QtCore")
+    # NO. This won't allow having both PyQt3 and PyQt4. Check for Qt3 only.
 
-    qglobal = os.path.join(qt4_d, "qglobal.h")
+    qglobal = os.path.join(qt_incdir, "qglobal.h")
 
     if not os.access(qglobal, os.F_OK):
-        qglobal = os.path.join(qt_incdir, "qglobal.h")
-
-        if not os.access(qglobal, os.F_OK):
-            sipconfig.error("qglobal.h could not be found in %s." % qt_incdir)
+        sipconfig.error("qglobal.h could not be found in %s." % qt_incdir)
 
     # Get the Qt version number.
     global qt_version