Convert a Drive Letter ("C") to a Drive Number (3)

in Delphi TIPS :: I have an application that needs to "export" a set of files into a specified folder on a drive. Files can come from variuos sources: hard disk, usb disk, network drive, etc. DiskFree returns the number of free bytes on the specified drive but takes a drive number as a parameter. How to convert a drive letter to a drive numer...

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