INT 74 - IRQ12 - POINTING DEVICE (PS)
Notes:  may be masked by setting bit 4 on I/O port A1h
under DESQview, only the INT 15h vector and BASIC segment address (the
word at 0000h:0510h) may be assumed to be valid for the handler's
process
SeeAlso: INT 5C

See also: 33

74 - IRQ12 - POINTING DEVICE (PS)