Unprotect MultiLink 2.06   by Independent (IND)

MLINK206.UNP The following is a method to unprotect MultiLink Ver 2.06 to allow booting directly from hard disk without the need to insert the MultiLink distribution disk. ENTER COMMENTS ------------------------- --------------------------------------- C>copy mlink.com mlink.bak Make a backup first! C>debug mlink.com Start debug session. -u 2dfa Unassemble from address 2DFA. You should see: xxxx:2DFA CALL 2F01 xxxx:2DFD JNB 2E10 xxxx:2DFF MOV CX,2908 xxxx:2E02 CALL 2F01 xxxx:2E05 JNB 2E10 xxxx:2E07 DEC BYTE PTR [2E0F] xxxx:2E0B JG 2DF2 xxxx:2E0D JMP 07C4 xxxx:2E10 XOR BYTE PTR [2E0D],32 xxxx:2E15 MOV AX,[23C4] xxxx:2E18 CMP [2705],AX If you don't see this, you have another version. If so, enter 'q' to quit the debug session. Otherwise, continue. The instructions at xxxx:2dfa, xxxx:2e02, and xxxx:2e1c need to be replaced. -e 2dfa f8 90 90 CALL 2F01 is replaced by CLC, NOP, NOP -e 2e02 f8 90 90 CALL 2F01 is replaced by CLC, NOP, NOP -e 2e1c 90 90 JNZ 2E0D is replaced by NOP, NOP -w Save the changes to disk -q End the debug session. *End of MLINK206.UNP* →→6.UNP*