ENABLE_AUTO_SHADE_LEVEL (UE: LTONE),

Type	Logical
Initial value	`.FALSE.`
Description	Set are a Tone level and Tone pattern generated by using UEGTLB, when a user did not designate the Tone level where it divides paint.If it is .TRUE. UEGTLB is used; it does such Setting that marks (the following) the following' RLEV' if it is .FALSE.