X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 15 - os hook - keyboard intercept (at model 3x9,xt2,xt286,conv,ps)

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INT 15 - OS HOOK - KEYBOARD INTERCEPT (AT model 3x9,XT2,XT286,CONV,PS)
        AH = 4Fh
        AL = scan code
        CF set
Return: CF set
           AL = scan code
        CF clear
           scan code should be ignored
Note:   called by INT 9 handler to translate scan codes
SeeAlso: INT 09

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