9. Program Segmentation
[Disagreement with ANS] 9.3.5 An exception with extype 4301 may not be raised. This exception is raised on the program-line and not propagated to the chain-statement. An exception with extype 4303 shall not occur. [Implementation-defined] 9.3.4 The initial values of variables in a chained-to program are zero or the null string. [Memo] The program shown on 9.2.6 has an extra keyword "INTERNAL". Line 100 should be "100 DECLARE SUB S"