Issue #5799: ntpath (ie, os.path on Windows) fully supports UNC pathnames.
By Larry Hastings, reviewed eric.smith and mark.hammond.
diff --git a/Misc/NEWS b/Misc/NEWS
index 45d9a49..35490d2 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,10 @@
 Core and Builtins
 -----------------
 
+- Issue #5799: ntpath (ie, os.path on Windows) fully supports UNC pathnames
+  in all operations, including splitdrive, split, etc.  splitunc() now issues
+  a PendingDeprecation warning.
+
 - Issue #5920: For float.__format__, change the behavior with the
   empty presentation type (that is, not one of 'e', 'f', 'g', or 'n')
   to be like 'g' but with at least one decimal point and with a