--- libvmime-0.9.1/SConstruct.orig      2011-02-24 15:46:44.185617415 -0500
+++ libvmime-0.9.1/SConstruct   2011-02-24 15:38:51.249617495 -0500
@@ -691,7 +691,7 @@
                         Exit(1)

  # Sendmail transport is only available on POSIX platforms
-if os.name != 'posix':
+if os.name == 'posix':
         if IsProtocolSupported(messaging_protocols, 'sendmail'):
                 print "WARNING: ignoring 'sendmail' support (only 
available on POSIX platforms)\n"