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Copyright 1991 David Jurgens |
INT 21,23 - Get File Size Using FCB
AH = 23h
DS:DX = pointer to an unopened FCB
on return:
AL = 00 if successful
= FF if file not found
- determines the number of records in a file
- FCB must be setup with drive id, complete filename and
extension plus record length before call
- updates random record position in FCB located at DS:DX
with file record count
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| Esc or Alt-X to exit |
int 21,23 |
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