It won't work in the following scenario:
The file "C:\ junk.dbf" exist on the disk.
oFile = fCreate("C:\ junk2.dbf")
fClose (ofile)
x1='!del c:\junk~1.txt'
&x1

It will delete "C:\ junk.dbf".

>This works for me:
>oFile = fCreate("C:\ junk.dbf")
>fClose (ofile)
>
>x1='!del c:\junk~1.txt'
>&x1