From 3f16075d8992f3a84a68fc640dc6e7138412d5d1 Mon Sep 17 00:00:00 2001
From: Vadim Zhukov <persgray@gmail.com>
Date: Wed, 11 Jul 2018 11:37:07 +0300
Subject: [PATCH] The ksh93 shell doesn't have "local", but "typeset" could be
 used instead.

---
 share/cht.sh.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/share/cht.sh.txt b/share/cht.sh.txt
index e42d899..7e1fa95 100755
--- a/share/cht.sh.txt
+++ b/share/cht.sh.txt
@@ -34,6 +34,11 @@ case "$OSTYPE" in
   *) is_macos=no ;;
 esac
 
+# for KSH93
+if ! local foo 2>/dev/null; then
+  alias local=typeset
+fi
+
 get_query_options()
 {
   local query="$*"