--- virtualenv.py.bak	2011-04-22 09:52:20.132470168 -0400
+++ virtualenv.py	2011-04-22 09:53:51.371829902 -0400
@@ -8,6 +8,7 @@
 import base64
 import sys
 import os
+import commands
 import optparse
 import re
 import shutil
@@ -878,7 +879,8 @@
         bin_dir = join(home_dir, 'bin')
     else:
         lib_dir = join(home_dir, 'lib', py_version)
-        inc_dir = join(home_dir, 'include', py_version + abiflags)
+        inc_dir = join(home_dir, 'include',
+		       commands.getoutput('/usr/bin/multiarch-platform'), py_version + abiflags)
         bin_dir = join(home_dir, 'bin')
     return home_dir, lib_dir, inc_dir, bin_dir