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Graphics Interchange Format  |  1998-02-10  |  107.2 KB  |  572x475  |  4-bit (16 colors)
   ocr: Register Function Value AX Volume ocking APIID 440Dh lOCTLtunction call BH Locklevel (unctions 4Ah and 4Bh) 0,1.20r3 Ootherwise BL Drive, number Logical drive: functions 4Ah, 6Ah, 6Ch, 6Dh. 6Eh and 70h) On-1Ah Physical drive (functions 4Bh and 6Bh) Oh-7Fh floppy, 80h-FFhHDD CH IOCTL device category Always 08h L hard disk CL Function code 4Ah, 4Bh, 6Ah, 6Bh, 6Ch, 6Dh, 6Eh or 70h DX Permissions (tunctions 4Ah,4Bh) a Bit O:level 1 lock write operations 0 (failed) or 1 (allowed) a Bit1:l level 1 new fle mapping 0 (ailowed) or 1 (failed) a Bit2 2: Sovel 0 (2nd time) 1( (ock volume forformatting) Fi ...