diff -aurN trunk.orig/wscript trunk/wscript
--- trunk.orig/wscript	2012-07-03 23:03:04.617627841 +0200
+++ trunk/wscript	2012-07-03 23:03:40.936173794 +0200
@@ -346,7 +346,7 @@
     int main(){ return 0; }
     """ % boost_atleast_version
     msg = "Checking for boost >= %s" % boost_atleast_vermsg
-    conf.check_cxx(msg = msg, fragment=code, mandatory=1)
+    conf.check_cxx(msg = msg, fragment=code, lib="boost_system", mandatory=1)
     # not needed: with boost 1.42 Guitarix doesn't generate code which
     #             references the boost threading lib
     #msg = "Checking for boost_thread%%s >= %s" % boost_atleast_vermsg