HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                           INT 21,56 - Rename File

       AH = 56h
       DS:DX = pointer to old ASCIIZ path/filename
       ES:DI = pointer to new ASCIIZ path/filename

       on return:
       AX = error code if CF set  (see DOS ERROR CODES)

       - supports full pathnames and allows renaming files across
         directories and in DOS 3.x allows renaming subdirectories
       - does not support use of wildcards unless invoked from via
         INT 21,5D in which case error code 12h is returned
       - unpredictable result may occur if an opened file is renamed
       - see Bibliography reference to "Undocumented DOS"

Esc or Alt-X to exit int 21,56 Home/PgUp/PgDn/End ←↑↓→
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