Index: gen_win.py
===================================================================
--- gen_win.py	(revision 15951)
+++ gen_win.py	(working copy)
@@ -812,9 +812,9 @@
     libdir = ''
 
     if self.swig_path is not None:
-      self.swig_exe = os.path.join(self.swig_path, 'swig.exe')
+      self.swig_exe = os.path.join(self.swig_path, 'swig')
     else:
-      self.swig_exe = 'swig.exe'
+      self.swig_exe = 'swig'
 
     infp, outfp = os.popen4(self.swig_exe + ' -version')
     infp.close()