Merged revisions 68167,68276,68292-68293,68344 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r68167 | vinay.sajip | 2009-01-02 12:53:04 -0600 (Fri, 02 Jan 2009) | 1 line

  Minor documentation changes relating to NullHandler, the module used for handlers and references to ConfigParser.
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  r68276 | tarek.ziade | 2009-01-03 18:04:49 -0600 (Sat, 03 Jan 2009) | 1 line

  fixed #1702551: distutils sdist was not pruning VCS directories under win32
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  r68292 | skip.montanaro | 2009-01-04 04:36:58 -0600 (Sun, 04 Jan 2009) | 3 lines

  If user configures --without-gcc give preference to $CC instead of blindly
  assuming the compiler will be "cc".
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  r68293 | tarek.ziade | 2009-01-04 04:37:52 -0600 (Sun, 04 Jan 2009) | 1 line

  using clearer syntax
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  r68344 | marc-andre.lemburg | 2009-01-05 13:43:35 -0600 (Mon, 05 Jan 2009) | 7 lines

  Fix #4846 (Py_UNICODE_ISSPACE causes linker error) by moving the declaration
  into the extern "C" section.

  Add a few more comments and apply some minor edits to make the file contents
  fit the original structure again.
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diff --git a/configure.in b/configure.in
index 17f7d11..12e4c80 100644
--- a/configure.in
+++ b/configure.in
@@ -387,7 +387,7 @@
             AC_HELP_STRING(--without-gcc,never use gcc),
 [
 	case $withval in
-	no)	CC=cc
+	no)	CC=${CC:-cc}
 		without_gcc=yes;;
 	yes)	CC=gcc
 		without_gcc=no;;