- Issue #15484: Fix _PYTHON_PROJECT_BASE for srcdir != builddir builds;

  use _PYTHON_PROJECT_BASE in distutils/sysconfig.py.

diff --cc Lib/distutils/sysconfig.py
Simple merge

diff --cc Misc/NEWS
index 3e4e86df8ff64ce034c5b46c7624b5c9481fc078,7612229bd366ff6cb49874dbf3f7b9f6498d4012..e79f65c47c571cd2b8e555926651e1b7a0990d73
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -746,8 -533,9 +746,11 @@@ Test
  Build
  -----
  
+ - Issue #15484: Fix _PYTHON_PROJECT_BASE for srcdir != builddir builds;
+   use _PYTHON_PROJECT_BASE in distutils/sysconfig.py.
+ 
 +- Drop support for Windows 2000.
 +
  - Issue #17029: Let h2py search the multiarch system include directory.
  
  - Issue #16953: Fix socket module compilation on platforms with

diff --cc configure
Simple merge

diff --cc configure.ac
Simple merge