UF - UserCalc Function/Qualifier 
For the Call command UserCalc, the type of UserCalc and name of UserCalc must be defined. 
For Function/Qualifier type UserCalcs UF must be used.
Line	CMD	OT	Operand 1	OPER	OT	Operand2	OT	Operand3	If Goto	Else GoTo
00010	CALL	UF	FULL-TIME GROUP[						99999	
99999	EXIT								99999