X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 2f - multiplex - 4dos.com v3.0+

Click above to get retro games delivered to your door ever month! X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 2f - multiplex - 4dos.com v3.0+ - awaiting user input

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INT 2F - Multiplex - 4DOS.COM v3.0+ - AWAITING USER INPUT
        AX = D44Eh
---4DOS v3.01+---
        BX = 0000h 4DOS is ready to display prompt
           = 0001h 4DOS has displayed the prompt, about to accept user input
Return: handler must preserve SI, DI, BP, SP, DS, ES, and SS
Note:   v3.00 only makes the call corresponding to BX=0001h, does not set BX

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