Index: ns3-3.9/build.py
===================================================================
--- ns3-3.9.orig/build.py	2010-08-21 15:05:01.711033000 +0800
+++ ns3-3.9/build.py	2010-08-21 15:16:50.131033002 +0800
@@ -16,7 +16,7 @@
 
 def build_ns3(config):
     cmd = [
-        "python", "waf", "configure",
+        "python", "waf", "configure", "--disable-examples", "--prefix=/usr", "--enable-mpi", "--python-scan", "--enable-python-pch", "--doxygen-no-build"
         ]
 
     try:
