Closes #16116: Merged fix from 3.3.

diff --cc Lib/distutils/command/build_ext.py
Simple merge

diff --cc Misc/NEWS
index 7015bd59104bfa7f74c7db5555aa56de5775e708,d47585cde7202261ea53644599a1eb1278c80c4b..220b592da61ec0454cbedd63107d99329a01ac66
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -59,27 -46,13 +59,30 @@@ Core and Builtin
  Library
  -------
  
+ - Issue #16116: Fix include and library paths to be correctwhen  building C
+   extensions in venvs.
+ 
  - Issue #16245: Fix the value of a few entities in html.entities.html5.
  
 +- Issue #16301: Fix the localhost verification in urllib/request.py for file://
 +  urls.
 +
 +- Issue #16250: Fix the invocations of URLError which had misplaced filename
 +  attribute for exception.
 +
 +- Issue #10836: Fix exception raised when file not found in urlretrieve
 +  Initial patch by Ezio Melotti.
 +
  - Issue #14398: Fix size truncation and overflow bugs in the bz2 module.
  
 +- Issue #12692: Fix resource leak in urllib.request when talking to an HTTP
 +  server that does not include a "Connection: close" header in its responses.
 +
 +- Issue #12034: Fix bogus caching of result in check_GetFinalPathNameByHandle.
 +  Patch by Atsuo Ishimoto.
 +
 +- Improve performance of `lzma.LZMAFile`.
 +
  - Issue #16220: wsgiref now always calls close() on an iterable response.
    Patch by Brent Tubbs.