make/data/tzdata/europe

@@ -570,16 +570,17 @@
                          0:00   1:00    IST     1946 Oct  6  2:00s
                          0:00   -       GMT     1947 Mar 16  2:00s
                          0:00   1:00    IST     1947 Nov  2  2:00s
                          0:00   -       GMT     1948 Apr 18  2:00s
                          0:00   GB-Eire GMT/IST 1968 Oct 27
-# The next line is for when negative SAVE values are used.
+# Vanguard section, for zic and other parsers that support negative DST.
                          1:00   Eire    IST/GMT
-# These three lines are for when SAVE values are always nonnegative.
+# Rearguard section, for parsers lacking negative DST; see ziguard.awk.
 #                        1:00   -       IST     1971 Oct 31  2:00u
 #                        0:00   GB-Eire GMT/IST 1996
 #                        0:00   EU      GMT/IST
+# End of rearguard section.
 
 
 ###############################################################################
 
 # Europe

@@ -1039,11 +1040,11 @@
                         0:57:44 -       PMT     1891 Oct    # Prague Mean Time
                         1:00    C-Eur   CE%sT   1945 May  9
                         1:00    Czech   CE%sT   1946 Dec  1  3:00
 # Vanguard section, for zic and other parsers that support negative DST.
                         1:00    -1:00   GMT     1947 Feb 23  2:00
-# Rearguard section, for parsers that do not support negative DST.
+# Rearguard section, for parsers lacking negative DST; see ziguard.awk.
 #                       0:00    -       GMT     1947 Feb 23  2:00
 # End of rearguard section.
                         1:00    Czech   CE%sT   1979
                         1:00    EU      CE%sT
 # Use Europe/Prague also for Slovakia.

@@ -1196,18 +1197,21 @@
 # Zone  NAME            STDOFF  RULES   FORMAT  [UNTIL]
 Zone America/Danmarkshavn -1:14:40 -    LMT     1916 Jul 28
                         -3:00   -       -03     1980 Apr  6  2:00
                         -3:00   EU      -03/-02 1996
                         0:00    -       GMT
+#
+# Use the old name Scoresbysund, as the current name Ittoqqortoormiit
+# exceeds tzdb's 14-letter limit and has no common English abbreviation.
 Zone America/Scoresbysund -1:27:52 -    LMT     1916 Jul 28 # Ittoqqortoormiit
                         -2:00   -       -02     1980 Apr  6  2:00
                         -2:00   C-Eur   -02/-01 1981 Mar 29
                         -1:00   EU      -01/+00
-Zone America/Godthab    -3:26:56 -      LMT     1916 Jul 28 # Nuuk
+Zone America/Nuuk       -3:26:56 -      LMT     1916 Jul 28 # Godthåb
                         -3:00   -       -03     1980 Apr  6  2:00
                         -3:00   EU      -03/-02
-Zone America/Thule      -4:35:08 -      LMT     1916 Jul 28 # Pituffik air base
+Zone America/Thule      -4:35:08 -      LMT     1916 Jul 28 # Pituffik
                         -4:00   Thule   A%sT
 
 # Estonia
 #
 # From Paul Eggert (2016-03-18):

@@ -1573,11 +1577,11 @@
 # This material is paraphrased from the 1988 edition of the University of
 # Iceland Almanak.
 #
 # From January 1st, 1908 the whole of Iceland was standardised at 1 hour
 # behind GMT. Previously, local mean solar time was used in different parts
-# of Iceland, the almanak had been based on Reykjavik mean solar time which
+# of Iceland, the almanak had been based on Reykjavík mean solar time which
 # was 1 hour and 28 minutes behind GMT.
 #
 # "first day of winter" referred to [below] means the first day of the 26 weeks
 # of winter, according to the old icelandic calendar that dates back to the
 # time the norsemen first settled Iceland.  The first day of winter is always