INT 2F U - DOS 3+ internal - SET EXTENDED ERROR INFO
AX = 1222h
SS = DOS data segment
SS:SI -> 4-byte records
BYTE    error code, FFh = last record
BYTE    error class, FFh = don't change
BYTE    suggested action, FFh = don't change
BYTE    error locus, FFh = don't change
SDA error code set
Return: SI destroyed
SDA error class, error locus, and suggested action fields set
Note:   can be called only from within DOS
SeeAlso: INT 21/AH=59h

See also: 2F122D

2F1222 - DOS 3+ internal - SET EXTENDED ERROR INFO