1 if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
7 # FIXME-someday: The following is begging to be factored, ...
9 $as_unset VERSION_CONTROL SIMPLE_BACKUP_SUFFIX
10 $as_unset BLOCK_SIZE DU_BLOCK_SIZE DF_BLOCK_SIZE LS_BLOCK_SIZE
12 if test "${VERSION_CONTROL+set}" = set; then
13 echo "$0: the VERSION_CONTROL envvar is set --" \
14 ' unset it and rerun this test' >&2
18 if test "${SIMPLE_BACKUP_SUFFIX+set}" = set; then
19 echo "$0: the SIMPLE_BACKUP_SUFFIX envvar is set --" \
20 ' unset it and rerun this test' >&2
25 if test "${BLOCK_SIZE+set}" = set; then
26 echo "$0: the BLOCK_SIZE envvar is set --" \
27 ' unset it and rerun this test' >&2
32 if test "${DU_BLOCK_SIZE+set}" = set; then
33 echo "$0: the DU_BLOCK_SIZE envvar is set --" \
34 ' unset it and rerun this test' >&2
39 if test "${DF_BLOCK_SIZE+set}" = set; then
40 echo "$0: the DF_BLOCK_SIZE envvar is set --" \
41 ' unset it and rerun this test' >&2
46 if test "${LS_BLOCK_SIZE+set}" = set; then
47 echo "$0: the LS_BLOCK_SIZE envvar is set --" \
48 ' unset it and rerun this test' >&2
53 test "$envvar_check_fail" = 1 && exit 1