1 USAGE ( 2* , 2.0 HEX ( 2.0.1! SIZE 2.0.1 CURRENTSIZE 2.0.2 ) 2.0 ROUND ( 2.0.1! IBM 2.0.1 ANS 2.0.2 ) 2.0 SUBSTR ( 2.0.1! STRICT 2.0.1 LOOSE 2.0.2 ) 2.0 UNSPEC ( 2.0.1! IBM 2.0.1 ANS 2.0.2 ) 3 )