--- setup.py.orig	2013-01-10 08:41:07.226990643 +0100
+++ setup.py	2013-01-10 08:51:14.641536855 +0100
@@ -1122,12 +1122,8 @@
 
         # The standard Unix dbm module:
         if platform not in ['cygwin']:
-            if find_file("ndbm.h", inc_dirs, []) is not None:
-                # Some systems have -lndbm, others don't
-                if self.compiler.find_library_file(lib_dirs, 'ndbm'):
-                    ndbm_libs = ['ndbm']
-                else:
-                    ndbm_libs = []
+            if find_file("ndbm.h", inc_dirs, []) and self.compiler.find_library_file(lib_dirs, 'ndbm'):
+                ndbm_libs = ['ndbm']
                 exts.append( Extension('dbm', ['dbmmodule.c'],
                                        define_macros=[('HAVE_NDBM_H',None)],
                                        libraries = ndbm_libs ) )