Add CHANGES note for [GL !2420]

diff --git a/CHANGES b/CHANGES
index 45f5588b257f01683d98cf8d93200b8dc1455a80..584608955ea1eb5d618f24ed56f22259c02eb473 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+5706.  [cleanup]       Remove support for external applications to register
+                       and use libisc. Export versions of BIND 9 libraries
+                       have not been supported for some time, but the
+                       isc_lib_register() function was still available;
+                       it has now been removed. [GL !2420]
+
 5705.  [bug]           Change #5686 altered the internal memory structure
                        of zone databases, but neglected to update the
                        MAPAPI value for map-format zone files. This caused