1 unset VERSION_CONTROL SIMPLE_BACKUP_SUFFIX
3 if test "${VERSION_CONTROL+set}" = set; then
4 echo "$0: the VERSION_CONTROL envvar is set --" \
5 ' unset it and rerun this test' >&2
9 if test "${SIMPLE_BACKUP_SUFFIX+set}" = set; then
10 echo "$0: the SIMPLE_BACKUP_SUFFIX envvar is set --" \
11 ' unset it and rerun this test' >&2