INT 15 - TopView - "USTACK" - SWITCH BACK TO USER'S STACK
AX = 1025h
Return: stack switched back
Notes:  call only after having switched to internal stack with AX=101Ah
while TopView requires many API calls to be executed while on the
task's private stack, DESQview allows those calls to be executed
regardless of the current stack

See also: 15101A

151025 - TopView - "USTACK" - SWITCH BACK TO USER'S STACK