| ▲ | dspillett an hour ago | |
Yes, it did, or something did (maybe the individual commands rather than it being through the OS). I'd completely forgotten about that… | ||
| ▲ | jasomill an hour ago | parent [-] | |
Both of these things are true: commands like diskcopy have special handling to allow the same drive to be used as both source and destination, and the DOS I/O has special handling to request disk changes from A: to B: on single-drive systems for programs that lack specific support. | ||