diff --git a/wscript b/wscript
index 0142dc2..64a7336 100644
--- a/wscript
+++ b/wscript
@@ -10,7 +10,7 @@
 
 def configure(conf):
     conf.check_tool('boost')
-    conf.env['BOOST'] = conf.check_boost(lib = '', # need only base
+    conf.env['BOOST'] = conf.check_boost(lib = 'iostreams',
                                          min_version='1.40.0' )
     if not conf.env['BOOST']:
         conf.report_optional_feature("ndn-abstract", "NDN abstraction", False,
@@ -22,13 +22,16 @@
 
 
 def build(bld):
-    module = bld.create_ns3_module ('NDNabstraction', ['applications', 'core', 'network', 'point-to-point','topology-read','visualizer'])
+    module = bld.create_ns3_module ('NDNabstraction', ['core', 'network', 'point-to-point',
+                                                       'topology-read'])
+    module.uselib = 'BOOST BOOST_IOSTREAMS'
 
     tests = bld.create_ns3_module_test_library('NDNabstraction')
     headers = bld.new_task_gen('ns3header')
     headers.module = 'NDNabstraction'
 
     if not bld.env['ENABLE_NDN_ABSTRACT']:
+        conf.env['MODULES_NOT_BUILT'].append('NDNabstraction')
         return
    
     module.find_sources_in_dirs (['model', 'apps', 'helper'],[],['.cc']);
@@ -36,28 +39,24 @@
     headers.find_sources_in_dirs( ['model', 'apps', 'helper'], [], ['.h'] );
 
 
-    for path in ["examples"]:
-        anode = bld.path.find_dir (path)
-        if not anode or not anode.is_child_of(bld.srcnode):
-            raise Utils.WscriptError("Unable to use '%s' - either because \
-            it's not a relative path"", or it's not child of \
-            '%s'."%(name,bld.srcnode))
-        bld.rescan(anode)
-        for filename in bld.cache_dir_contents[anode.id]:
-            if filename.startswith('.') or not filename.endswith(".cc"):
-                continue
-            name = filename[:-len(".cc")]
-            obj = bld.create_ns3_program(name, ['NDNabstraction'])
-            obj.path = obj.path.find_dir (path)
-            obj.source = filename
-            obj.target = name
-            obj.name = obj.target
-
-    if bld.env['ENABLE_OPENSSL']:
-        module.uselib = 'OPENSSL'
-
-    if bld.env['ENABLE_EXAMPLES']:
-        bld.add_subdirs('examples')
+    if True or bld.env['ENABLE_EXAMPLES']:
+        for path in ["examples"]:
+            anode = bld.path.find_dir (path)
+            if not anode or not anode.is_child_of(bld.srcnode):
+                raise Utils.WscriptError("Unable to use '%s' - either because \
+                it's not a relative path"", or it's not child of \
+                '%s'."%(name,bld.srcnode))
+            bld.rescan(anode)
+            for filename in bld.cache_dir_contents[anode.id]:
+                if filename.startswith('.') or not filename.endswith(".cc"):
+                    continue
+                name = filename[:-len(".cc")]
+                obj = bld.create_ns3_program(name, ['NDNabstraction'])
+                obj.path = obj.path.find_dir (path)
+                obj.source = filename
+                obj.target = name
+                obj.name = obj.target
+                obj.uselib = 'BOOST BOOST_IOSTREAMS'
 
     bld.ns3_python_bindings()