diff --git a/share/zoneinfo/antarctica b/share/zoneinfo/antarctica
index f5ed31370d50..3c46c1576ccd 100644
--- a/share/zoneinfo/antarctica
+++ b/share/zoneinfo/antarctica
@@ -1,4 +1,4 @@
-# @(#)antarctica	7.2
+# @(#)antarctica	7.3
 
 # From Arthur David Olson (February 13, 1988):
 # No data available.
@@ -9,11 +9,17 @@
 #	South Orkney Is
 #	South Shetland Is
 
-# Amsterdam Island
 # Bouvet
-# Crozet Is
-# Heard and McDonald Is
-# Kerguelen Is
-# St Paul Island
+# uninhabited
+
+# French Southern and Antarctic Lands (no indigenous inhabitants) include
+#	Amsterdam Island
+#	Crozet Is
+#	Kerguelen Is
+#	St Paul Island
+
+# Heard Island, McDonald Is
+# uninhabited
+
 # Peter I Island
 # Scott Island
diff --git a/share/zoneinfo/yearistype.sh b/share/zoneinfo/yearistype.sh
index c7a886c25ba9..809f5492a1e3 100755
--- a/share/zoneinfo/yearistype.sh
+++ b/share/zoneinfo/yearistype.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-: '@(#)yearistype.sh	7.3'
+: '@(#)yearistype.sh	7.4'
 
 case $#-$2 in
 	2-even)		case $1 in
@@ -8,7 +8,7 @@ case $#-$2 in
 				*)				exit 1 ;;
 			esac ;;
 	2-nonpres)	case $1 in
-				*[02468][048]|*[13567][26])	exit 1 ;;
+				*[02468][048]|*[13579][26])	exit 1 ;;
 				*)				exit 0 ;;
 			esac ;;
 	2-odd)		case $1 in
@@ -16,7 +16,7 @@ case $#-$2 in
 				*)				exit 1 ;;
 			esac ;;
 	2-uspres)	case $1 in
-				*[02468][048]|*[13567][26])	exit 0 ;;
+				*[02468][048]|*[13579][26])	exit 0 ;;
 				*)				exit 1 ;;
 			esac ;;
 	2-*)		echo "$0: wild type - $2" >&2