Get Extended Processor Exception Handler Vector (Real Mode) [1.0]

Returns the address of the client's protected mode handler for the specified real mode exception.

Call With

AX = 0211H
BL = exception number (00H-1FH)


if function successful
Carry flag = clear
CX:(E)DX = selector:offset of exception handler

if function unsuccessful
Carry flag = set
AX = error code
8021Hinvalid value (BL not in range 00H-1FH)