Assembly Language Help (alang.hlp) (Table of Contents; Topic list)
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Int 21h Function 13h
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     The wildcard character (?) is allowed in the filename; if ? is
     present and there is more than one matching filename, all matching
     files will be deleted.
 
     Int 21h Function 41h, which allows full access to the hierarchical
     directory structure, should be used instead of this function.
 
     [Version 3.0+]
     If the program is running on a network, the user must have Create
     rights to the directory containing the file to be deleted.
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