--- update-smart-drivedb.in.orig	2022-02-23 21:47:28 UTC
+++ update-smart-drivedb.in
@@ -8,7 +8,7 @@
 #
 # SPDX-License-Identifier: GPL-2.0-or-later
 #
-# $Id: update-smart-drivedb.in 5332 2022-02-23 21:47:28Z chrfranke $
+# $Id$
 #
 
 set -e
@@ -527,7 +527,7 @@ gpg_verify()
   # Remove temp home dir, retry on failure
   i=0
   while ! out=`rm -f -r "$gnupgtmp" 2>&1`; do
-    let ++i
+    i=$((i+1))
     if [ $i -ge 10 ]; then
       echo "$out" >&2; break
     fi
@@ -542,12 +542,14 @@ gpg_verify()
 get_db_version()
 {
   local r v x
-  x=$(sed -n '/^[ {]*"VERSION: *[^"]*"/{s,^[ {]*"VERSION: \([1-9][./0-9]* [^"]*\)".*$,\1,p;q}' "$1") \
-  || return 1
+  x=`sed -n '/^[ {]*"VERSION: *[^"]*"/{
+       s,^[ {]*"VERSION: \([1-9][./0-9]* [^"]*\)".*$,\1,p
+       q
+     }' "$1"` || return 1
   v=${x%% *}
   test -n "$v" || return 0
   if [ "${v%/*}" = "$v" ]; then # trunk: get rev from expanded SVN-Id
-    r=$(echo "$x" | sed -n 's,^[^$]*\$''Id: drivedb\.h \([1-9][0-9]*\) .*$,\1,p')
+    r=`echo "$x" | sed -n 's,^[^$]*\$''Id: drivedb\.h \([1-9][0-9]*\) .*$,\1,p'`
     test -n "$r" || r="?"
     v="$v/$r"
   fi
@@ -860,7 +862,7 @@ if [ -z "$no_verify" ]; then
 fi
 
 # Get version
-newver=$(get_db_version "$drivedb.new")
+newver=`get_db_version "$drivedb.new"`
 if [ -z "$newver" ]; then
   if [ -z "$force" ]; then
     mv_all "$drivedb" ".new" ".error"
@@ -905,7 +907,7 @@ if [ -n "$equal" ]; then
 fi
 
 # Check branch and file version
-oldver=$(get_db_version "$drivedb")
+oldver=`get_db_version "$drivedb"`
 test -n "$oldver" || oldver="?/?"
 if    [ "${newver##*/}" = "?" ] \
    || [ "${oldver##*/}" = "?" ] \