Index: setup.py
===================================================================
--- setup.py	(revision 4821)
+++ setup.py	(working copy)
@@ -28,7 +28,7 @@
 
 setup( name="gpspacket",
        version="1.0",
-       ext_modules=[Extension("gpspacket", extension_source)],
+       ext_modules=[Extension("gpspacket", extension_source, libraries=['m'])],
        py_modules = ['gpsfake','gps'],
        data_files=[('bin', ['gpsfake','gpsprof']),
 	   ('share/man/man1', ['gpsfake.1','gpsprof.1'])]