Support Mageia Linux in the platform module.
diff --git a/Lib/platform.py b/Lib/platform.py
index 6255353..3cb7c3e 100755
--- a/Lib/platform.py
+++ b/Lib/platform.py
@@ -260,7 +260,7 @@
 _supported_dists = (
     'SuSE', 'debian', 'fedora', 'redhat', 'centos',
     'mandrake', 'mandriva', 'rocks', 'slackware', 'yellowdog', 'gentoo',
-    'UnitedLinux', 'turbolinux', 'arch')
+    'UnitedLinux', 'turbolinux', 'arch', 'mageia')
 
 def _parse_release_file(firstline):