Fixes issue #15000: support the odd x32 abi on posixsubprocess's system call.
diff --git a/Misc/NEWS b/Misc/NEWS
index 1fd7901..2890ebe 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -275,6 +275,8 @@
 Extension Modules
 -----------------
 
+- Issue #15000: Support the "unique" x32 architecture in _posixsubprocess.c.
+
 - Issue #9041: An issue in ctypes.c_longdouble, ctypes.c_double, and
   ctypes.c_float that caused an incorrect exception to be returned in the
   case of overflow has been fixed.