./unset.tests: unset: line 3: -: bad variable name
2
./unset.tests: unset: line 5: illegal option -m
2
0
___
0 f g
0 g
0
___
0 f g
0
0 f g
0
___
./unset.tests: unset: line 36: VAR_RO: is read only
2 f g