Merged revisions 74862 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r74862 | brett.cannon | 2009-09-16 20:24:45 -0700 (Wed, 16 Sep 2009) | 1 line

  Note in the intro to Extending... that ctypes can be a simpler, more portable solution than custom C code.
........