Int 2F Fn 0601 U - DOS 3+ Assign - Get Drive Assignment Table [U] AX = 0601h Return: ES = segment of ASSIGN work area and assignment table Note: under DOS 3+, the 26 bytes starting at ES:0103h specify which drive each of A: to Z: is mapped to. Initially set to 01h 02h 03h.... See Also: AX=0600h