INT 60 u - HP 95LX System Manager - INITIALIZE FILE SELECTION MENU
        DI = 0205h
        STACK:  2 WORDs unused dummies (for calls from high level languages)
                DWORD   pointer to file menu structure (see below)
                DWORD   pointer to edit record (see INT 60/DI=0400h)
                DWORD   pointer to wildcard filespec for initial file list
                WORD    row???
                WORD    column???
Return: ???
        STACK unchanged
SeeAlso: INT 60/DI=0200h,INT 60/DI=0206h,INT 60/DI=0208h

Format of file menu structure:
Offset  Size    Description
 00h    DWORD   pointer to ASCIZ base directory name
 04h    DWORD   pointer to ASCIZ file pattern (wildcard filespec)
 08h    DWORD   pointer to file list workspace, at least 1024 bytes (see below)
 0Ch    WORD    size of file list workspace in bytes
 0Eh    WORD    starting row (-3 is topmost, 0 is first non-"reserved" line)
 10h    WORD    starting column
 12h    WORD    number of lines
 14h    WORD    number of columns
 16h    WORD    number of files displayed on each line
---the remaining fields are initialized by the System Manager---
 18h    WORD    0000h if first edit character, else multiline
 1Ah    WORD    number of files in file list
 1Ch    WORD    max files workspace has room for
 1Eh    WORD    file at top of list
 20h    WORD    index of file to highlight
 22h    WORD    index of file to unhighlight
 24h    WORD    current focus (01h FMENU, 02h EDIT)

Format of file list workspace entry:
Offset  Size    Description
 00h    BYTE    file attributes
 01h    WORD    file time (see INT 21/AX=5700h)
 03h    WORD    file date (see INT 21/AX=5700h)
 05h    DWORD   file size
 09h 13 BYTEs   ASCIZ filename