these tests fail, when python is built with builddir != srcdir.

======================================================================
ERROR: test_build_ext (distutils.tests.test_build_ext.BuildExtTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"/home/packages/python/2.6/python2.6-2.6.1/Lib/distutils/tests/test_build_ext.p
y", line 23, in setUp
    shutil.copy(xx_c, self.tmp_dir)
  File "/home/packages/python/2.6/python2.6-2.6.1/Lib/shutil.py", line
88, in copy
    copyfile(src, dst)
  File "/home/packages/python/2.6/python2.6-2.6.1/Lib/shutil.py", line
52, in copyfile
    fsrc = open(src, 'rb')
IOError: [Errno 2] No such file or directory:
'/home/packages/python/2.6/python2.6-2.6
.1/build-static/Modules/xxmodule.c'

======================================================================
ERROR: test_solaris_enable_shared
(distutils.tests.test_build_ext.BuildExtTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"/home/packages/python/2.6/python2.6-2.6.1/Lib/distutils/tests/test_build_ext.py",
line 23, in setUp
    shutil.copy(xx_c, self.tmp_dir)
  File "/home/packages/python/2.6/python2.6-2.6.1/Lib/shutil.py", line
88, in copy
    copyfile(src, dst)
  File "/home/packages/python/2.6/python2.6-2.6.1/Lib/shutil.py", line
52, in copyfile
    fsrc = open(src, 'rb')
IOError: [Errno 2] No such file or directory:
'/home/packages/python/2.6/python2.6-2.6.1/build-static/Modules/xxmodule.c'