Int 16 Fn FFC5 U - PC Tools V5.1-8.0 Desktop - Check Whether Desktop Loa [U] AX = FFC5h Return: BL = nonzero if loaded resident = 00h if nonresident Note: available only when popped up; should call AX=FFEFh first to ensure that DESKTOP is active See Also: AX=FFEFh,AX=FFF3h