1 DEPRECATE ( 2* , 2 BUILTIN( 2.1? 2.1 built-in-name 2.2 ) 2 ENTRY( 2.1? 2.1 entry-name 2.2 ) 2 INCLUDE( 2.1? 2.1 filename 2.2 ) 2 VARIABLE( 2.1? 2.1 variable-name 2.2 ) 2.2.1 )