The LazyBoy Library Manual - CursorInvisible

Part of the CRT group.

%imacro CursorInvisible 1
Requires: label

If the cursor is not currently visible, the Carry Flag will be clear and a jump to %1 will be performed. When it is visible, CF will be set.

Example:

        CursorInvisible NOT_SEEN        ; if not visible, set CF and jump

See also: CursorVisible, CursorHide, CursorShow.