+# duplicity >= 0.4.2 needs --sftp-command (NB: sftp does not support the -l option)
+duplicity_version="`duplicity --version | awk '{print $2}'`"
+duplicity_major="`echo $duplicity_version | awk -F '.' '{print $1}'`"
+duplicity_minor="`echo $duplicity_version | awk -F '.' '{print $2}'`"
+duplicity_sub="`echo $duplicity_version | awk -F '.' '{print $3}'`"
+if [ "$duplicity_major" -ge 0 -a "$duplicity_minor" -ge 4 -a "$duplicity_sub" -ge 2 ]; then
+ sftpoptions="$sshoptions"
+fi
+