Up ] Docs Home ]

Format of parameter block for function 48h

Back ] Next ]

Offset Size Description

00h

BYTE

(call) locking operation
00h = lock media in drive
01h = unlock media
02h = get locking status

01h

BYTE

(ret) drive's lock status (number of pending locks on drive)

Note:

Also supported by MS-DOS 7.0+.