Support AMD64 in msilib. Set Win64 on reglocator.
Fixes #6258.
diff --git a/Misc/NEWS b/Misc/NEWS
index ffb15b4..fda9fba 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -317,6 +317,8 @@
 Library
 -------
 
+- Issue #6258: Support AMD64 in bdist_msi.
+
 - Issue #5262: Fixed bug in next rollover time computation in
   TimedRotatingFileHandler.