I need routine/function delphi which will check disk size physical.
I not mean volume size but physical.
There is Volume size dependable on formatting options.
And there is physical disk size not matter if drive 8gb will be formatted to 2gb.
I need to get know real drive size in bytes.
Similar info present program called USB image tool.
Disksize() function is not able to get this information sice it checks for volume logical size only.