--- a/sbin/ftjail	Fri May 03 09:35:09 2024 +0200
+++ b/sbin/ftjail	Fri May 03 09:41:38 2024 +0200
@@ -56,30 +56,13 @@
   filesystem.
 '
 
-# Reset to standard umask
-umask 0022
+
+_p_datadir="$(dirname "$0")"/../share/local-bsdtools
+. "${_p_datadir}/common.subr"
 
 
-#:
-#: Ensure that no command line options are given
-#:
-#: Args:
-#:   $@:
-#:
-#: Exit:
-#:   2: If formally `getopts` finds options in "$@"
-#:
-#: Return:
-#:   - 0
-#:
-_ensure_no_options() {
-    local _opt
-
-    while getopts ":" _opt ; do
-        [ "${_opt}" = '?' ] && { echo "ERROR: no option allowed" 1>&2; exit 2; }
-    done
-    return 0
-}
+# Reset to standard umask
+umask 0022
 
 
 _get_dataset_for_mountpoint() {