INT 21 - Novell NetWare - FILE SERVICES - ERASE FILES
        AX = F244h
        DS:SI -> request buffer (see below)
        ES:DI -> reply buffer (ignored???)
Return: AL = status
            00h successful
            98h nonexistent volume
            9Bh invaid directory handle
            9Ch invalid path
            FFh no files found
Note:   this function only marks the file for deletion; use AH=E2h/SF=CEh to
          actually delete all marked files
SeeAlso: AH=41h,AH=E2h/SF=0Bh,AH=E3h/SF=CEh

Format of request buffer:
Offset  Size    Description
 00h    BYTE    directory handle
 01h    BYTE    search attributes (see AX=4301h)
 02h    BYTE    length of filespec
 03h  N BYTEs   ASCIZ filespec (may include wildcards)