# HG changeset patch
# Parent 9f96683dbba8f0ac621748d21965352d01efe522

diff -r 9f96683dbba8 Lib/distutils/command/build_ext.py
--- a/Lib/distutils/command/build_ext.py	Sun Jul 15 19:59:51 2012 +0100
+++ b/Lib/distutils/command/build_ext.py	Mon Jul 16 13:21:57 2012 +0100
@@ -8,6 +8,7 @@
 from distutils.core import Command
 from distutils.errors import *
 from distutils.sysconfig import customize_compiler, get_python_version
+from distutils.sysconfig import get_config_h_filename
 from distutils.dep_util import newer_group
 from distutils.extension import Extension
 from distutils.util import get_platform
@@ -196,7 +197,9 @@
 
             # Append the source distribution include and library directories,
             # this allows distutils on windows to work in the source tree
-            self.include_dirs.append(os.path.join(sys.exec_prefix, 'PC'))
+            self.include_dirs.append(os.path.dirname(get_config_h_filename()))
+            if hasattr(sys, '_home'):
+                self.library_dirs.append(sys._home)
             if MSVC_VERSION >= 9:
                 # Use the .lib files for the correct architecture
                 if self.plat_name == 'win32':