埋め込みの説明
@1@ : SIA,STD
例題
[C9008.cob] @OPTIONS SRF(FREE),FLAGSW(SIA) PROGRAM-ID. C9008. ENVIRONMENT DIVISION. DATA DIVISION. WORKING-STORAGE SECTION. 01 FOO01. 02 FOO-NO PIC X(5). 02 FOO-NAME PIC X(20). 02 FOO-DATA PIC X(50). PROCEDURE DIVISION. P-START. STOP RUN.
C9008.cob 0: JMN9008I-W (SIA)自由形式の正書法は共通範囲外です.処理を続行します.