fixed install steps for version 4

var/spack/packages/qt/package.py

@@ -63,10 +63,27 @@ def patch(self):
 
 
     def install(self, spec, prefix):
+        if self.spec.satisfies('@4'):
+            configure('-v',
+                      '-confirm-license',
+                      '-opensource',
+                      '-prefix', prefix,
+                      '-openssl-linked',
+                      '-dbus-linked',
+                      #'-fast',
+                      '-opengl',
+                      '-optimized-qmake',
+                      '-no-pch',
+                      # phonon required for py-pyqt
+                      # '-no-phonon',
+                      # '-no-phonon-backend',
+                      '-no-openvg')
+        elif self.spec.satisfies('@5'):
             # Apparently this is the only way to
             # "truly" get rid of webkit compiles now...
             os.rename("qtwebkit","no-qtwebkit")
             os.rename("qtwebkit-examples","no-qtwebkit-examples")
+
             configure('-v',
                       '-confirm-license',
                       '-opensource',