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====== Int 31H, AH=02H, AL=12H ======

===== Version =====

1.0

===== Brief =====

Set Extended Processor Exception Handler Vector (Protected Mode)

===== Input =====

  AX = 0212H
  BL = exception/fault number (00H-1FH)
  CX:(E)DX = selector:offset of exception handler
        
===== Return =====

  if function successful
  Carry flag = clear
  
  if function unsuccessful
  Carry flag = set
  AX = error code
  8021H	invalid value (BL not in range 00H-1FH)
  8022H	invalid selector

===== Notes =====

DPMI 1.0 clients should use this function in preference to Int 31H Function 0203H.

The protected mode exceptions are sent to the protected mode handler of the current client.

Refer to the rules for descriptor usage in Appendix D.
    
===== See also =====

   

===== Note =====

Text based on [[http://www.delorie.com/djgpp/doc/dpmi/]]

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