--- a/make/data/tzdata/antarctica	Thu Nov 01 09:41:04 2018 -0700
+++ b/make/data/tzdata/antarctica	Thu Nov 01 12:43:21 2018 -0400
@@ -21,6 +21,8 @@
 # or visit www.oracle.com if you need additional information or have any
 # questions.
 #
+# tzdb data for Antarctica and environs
+
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.